Mixing device for manufacturing light plastering gypsum mortar

Abstract

The utility model relates to a material mixing device for manufacturing light plastering gypsum mortar, which comprises a U-shaped material mixing bin and a rack, the rack comprises vertical frames fixedly connected to the left side and the right side of the material mixing bin, the bottom of each vertical frame is fixedly connected with a bottom frame, a bin cover is arranged above the material mixing bin, the bin cover consists of a front group of cover plates and a rear group of cover plates which are opposite to each other, the lower side edge of the cover plate is inserted into the mixing bin, the left side edge and the right side edge of the cover plate abut against the inner walls of the two sides of the mixing bin respectively, and a conical feeding hopper is defined by the cover plate and the left bin wall and the right bin wall of the mixing bin. The upper end face of the cover plate is fixedly connected with two sets of transverse connecting shafts, and the two ends of each connecting shaft extend out of the cover plate and are sleeved with T-shaped guide spacer bushes in an inserted mode. The bin cover on the mixing device can be opened and closed through the motor assembly, opening and closing are convenient, meanwhile, the bin cover forms one part of the feeding hopper when the bin cover is opened, and feeding of the mixing bin is not affected.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of mortar mixing machine, more particularly to a kind of mixing device for manufacturing light plastering gypsum mortar. BACKGROUND

[0002] Light plastering gypsum mortar is a kind of widely used building material, mainly used for the plastering of various wall surfaces and ceilings in buildings, and is not suitable for places that are often in contact with water, such as bathrooms and kitchens. During the production process of light plastering gypsum mortar, various raw materials that make up the light plastering gypsum mortar need to be mixed and stirred. The mixing and stirring is currently carried out in a horizontal mixing device, which is also called a horizontal mixer. The horizontal mixer is provided with a U-shaped mixing bin. The top of the mixing bin is a large rectangular inlet, which facilitates the direct pouring of raw materials into the mixing bin. However, during the mixing and stirring process, dust may fly out of the mixing bin. Therefore, the mixing bin is provided with a flip cover. When the cover is closed, it is connected by a buckle. Because the inlet of the mixing bin is large, the cover is also large in size. Manual closing and opening are required, which is troublesome. Therefore, a cover structure that is easy to open and close and does not affect feeding is needed. SUMMARY

[0003] The purpose of the present utility model is to overcome the shortcomings of the prior art and provide a mixing device for manufacturing light plastering gypsum mortar. The cover on the mixing device can be opened and closed by a motor. It is easy to open and close, and when it is opened, it forms part of the feeding hopper, which does not affect the feeding of the mixing bin.

[0004] A mixing device for manufacturing light plastering gypsum mortar, comprising a U-shaped mixing bin and a rack. The rack includes vertical stands fixed to the left and right sides of the mixing bin. The bottom of the vertical stand is fixed with a bottom frame. The mixing bin is provided with a cover above it. The cover is composed of two groups of opposite cover plates. The lower side of the cover plate is inserted into the mixing bin, and the left and right sides are respectively abutted on the inner walls of the two sides of the mixing bin. The left and right walls of the cover plate and the mixing bin are surrounded to form a conical feeding hopper.

[0005] The upper end surface of the cover plate is fixed with two groups of transverse connecting shafts. The two ends of the connecting shafts protrude out of the cover plate and are inserted into T-shaped guide sleeves. The rack on the two sides of the mixing bin is fixed with longitudinal end plates. The front and rear parts of the end plate are respectively formed with two groups of opposite guide grooves. The guide groove includes a horizontal groove near the middle of the end plate. The end of the horizontal groove away from the middle of the end plate is formed with an upward inclined inclined guide groove. The guide sleeves on the cover plate are respectively inserted into the horizontal grooves and inclined guide grooves of the end plate.

[0006] The left and right sides of the bin cover are respectively provided with longitudinal opening and closing actuators, the opening and closing actuators comprise two front and rear distributed connecting seats, one end of the connecting seat is respectively inserted and fixed in the guide spacer sleeve of the horizontal groove, the other end is respectively screwed with a longitudinal front lead screw and a rear lead screw, one end of the front lead screw and the rear lead screw is fixed together through a shaft coupling, the other end is respectively pivotally connected to an ear plate, the ear plate is respectively formed on the front end and the rear end of an end plate, a motor is fixedly connected to the ear plate on the rear end of the end plate, and the rotating shaft of the motor is fixedly connected with the rear lead screw.

[0007] Preferably, the width of the cover plate is not less than half of the width of the mixing bin.

[0008] Preferably, the guide spacer sleeve is composed of a large-diameter spacer sleeve and a small-diameter guide sleeve, the inner hole diameter of the spacer sleeve is consistent with the inner hole diameter of the guide sleeve; the spacer sleeve is arranged between the cover plate and the end plate, the guide sleeve is inserted into the guide groove of the cover plate, and the width of the horizontal groove in the guide groove is equal to the width of the inclined guide groove.

[0009] The cross section of the connecting shaft is D-shaped, and the diameter of the outer wall of the connecting shaft is equal to the inner hole diameter of the guide spacer sleeve.

[0010] Preferably, the distance from the lower end surface of the cover plate to the center of the guide spacer sleeve is equal to the distance from the upper end surface of the mixing bin to the center of the guide spacer sleeve in the inclined guide groove.

[0011] The distance between the connecting shafts on the cover plate is less than the length of the horizontal groove, and the guide spacer sleeve in the inclined guide groove is located at the upper end of the inclined guide groove.

[0012] Preferably, the lower side of the cover plate is fixedly connected with a transverse rubber sealing strip.

[0013] Preferably, the front lead screw and the rear lead screw in the opening and closing actuator are respectively inserted with a limiting sleeve, and the limiting sleeve abuts against the ear plate; the screw thread direction of the front lead screw is opposite to that of the rear lead screw.

[0014] Preferably, the cover plate comprises a panel, arc-shaped side plates are fixedly connected to the two sides of the panel, the connecting shafts are fixedly connected to the upper end surface of the panel and are inserted into the side plates; an inclined guide plate covering the connecting shafts is arranged above the panel, and the upper and lower side edges of the guide plate are fixedly connected to the panel and the side plates respectively.

[0015] The beneficial effects of the utility model lie in:

[0016] The bin cover of the mixing device can be opened and closed through the motor, which is convenient, and when the bin cover is opened, it constitutes a part of the feeding hopper, so that the feeding of the mixing bin is not affected. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 It is a three-dimensional structure schematic view of the utility model.

[0018] Fig. 2 It is the structure schematic diagram of the utility model from the top view;

[0019] Fig. 3 It is the structure schematic diagram of the utility model from the side view;

[0020] In the drawing: 1, mixing bin; 2, rack; 3, cover plate; 4, connecting shaft; 5, guide spacer sleeve; 6, end plate; 7, opening and closing actuating mechanism; 8, rubber sealing strip. DETAILED DESCRIPTION:

[0021] Embodiment: see Figs. 1 to 3 As shown in the figure, a kind of mixing device for manufacturing light plastering gypsum mortar, including U-shaped mixing bin 1 and rack 2, rack 2 includes the vertical frame 21 of being fixedly connected in the left and right sides of mixing bin 1, the bottom of vertical frame 21 is fixedly connected with bottom frame 22, mixing bin 1 top is equipped with bin cover, bin cover is made of front and rear two groups of opposite cover plates 3, the lower side of cover plate 3 is inserted in mixing bin 1, and the left and right sides are respectively abutted on the inner wall of the two sides of mixing bin 1, the left and right two bin walls of cover plate 3 and mixing bin 1 are surrounded and formed with conical feed hopper;

[0022] The upper end surface of cover plate 3 is fixedly connected with two groups of transverse connecting shafts 4, and the two ends of connecting shaft 4 are inserted into T-shaped guide spacer sleeve 5 outside cover plate 3;The rack 2 on the left and right sides of mixing bin 1 is fixedly connected with longitudinal end plate 6, and the front and rear parts of end plate 6 are respectively formed with two groups of opposite guide grooves 61, guide groove 61 includes horizontal groove 611 close to the middle part of end plate 6, and inclined guide groove 612 is formed at the end of horizontal groove 611 away from the middle part of end plate 6, and guide spacer sleeve 5 on cover plate 3 is respectively inserted into horizontal groove 611 and inclined guide groove 612 of end plate 6;

[0023] The left and right sides of bin cover are respectively provided with longitudinal opening and closing actuating mechanism 7, opening and closing actuating mechanism 7 includes two front and rear distributed link seats 71, one end of link seat 71 is respectively inserted into guide spacer sleeve 5 of horizontal groove 611, the other end is respectively screwed with longitudinal front lead screw 72 and rear lead screw 73, one end of front lead screw 72 and rear lead screw 73 is fixedly connected through shaft coupling 74, the other end is respectively pivoted in lug plate 62, lug plate 62 is respectively formed in the front and rear ends of end plate 6, motor 76 is fixedly connected on lug plate 62 at the rear end of end plate 6, and the rotating shaft of motor 76 is fixedly connected with rear lead screw 73.

[0024] The width of cover plate 3 is not less than half of the width of mixing bin 1, if the width of cover plate 3 is less than half of the width of mixing bin 1, then two cover plates 3 cannot cover the entrance of mixing bin 1 when they are horizontally folded.

[0025] The guide spacer sleeve 5 is composed of a spacer sleeve with large outer diameter and a guide sleeve with small outer diameter, the inner hole diameter of the spacer sleeve is consistent with the inner hole diameter of the guide sleeve; the spacer sleeve is arranged between the cover plate 3 and the end plate 6 to play a spacing role, the guide sleeve is inserted into the guide groove 61 of the cover plate 3 to play a guiding role, the horizontal groove 611 in the guide groove 61 has a groove width equal to the groove width of the inclined guide groove 612;

[0026] The cross section of the connecting shaft 4 is D-shaped, the diameter of the outer wall of the connecting shaft 4 is equal to the inner hole diameter of the guide spacer sleeve 5, and the connecting shaft 4 can rotate in the guide spacer sleeve 5;

[0027] The center distance from the lower end surface of the cover plate 3 to the guide spacer sleeve 5 is equal to the center distance from the upper end surface of the mixing bin 1 to the guide spacer sleeve 5 in the inclined guide groove 612; when the cover plate 3 changes to be horizontal, the lower end surface of the cover plate 3 will fit the upper end surface of the mixing bin 1;

[0028] When the cover plate 3 changes to be horizontal, the guide spacer sleeves 5 on the two connecting shafts 4 all need to enter the horizontal groove 611, so the spacing between the connecting shafts 4 on the cover plate 3 is less than the length of the horizontal groove 611, and when the bin cover is in the open state, the guide spacer sleeve 5 in the inclined guide groove 612 is located at the upper end of the inclined guide groove 612.

[0029] The lower side edge of the cover plate 3 is fixedly connected with a transverse rubber sealing strip 8, which can play a sealing and buffering effect.

[0030] The front lead screw 72 and the rear lead screw 73 in the opening and closing actuating mechanism 7 are respectively inserted with a limiting sleeve 75, and the limiting sleeve 75 abuts against the lug plate 62; the thread rotation direction of the front lead screw 72 is opposite to that of the rear lead screw 73.

[0031] The cover plate 3 comprises a panel 31, arc-shaped side plates 32 are fixedly connected to the two sides of the panel 31, the connecting shaft 4 is fixedly connected to the upper end surface of the panel 31 and is inserted into the side plates 32; an inclined guide plate 33 covering the connecting shaft 4 is arranged above the panel 31, the upper and lower side edges of the guide plate 33 are fixedly connected to the panel 31 and the left and right side edges are fixedly connected to the side plates 32, and when the bin cover is in the open state, the cover plate 3 constitutes the side plate of the feeding hopper, in order to avoid the retention of the mortar to be mixed between the connecting shaft 4 and the cover plate 3, the cover plate 3 is designed to have the above structure.

[0032] Working principle: the structure is a mixing device for manufacturing light plastering gypsum mortar, the technical point is embodied on the bin cover above the mixing bin 1, the bin cover is composed of two groups of cover plates 3, based on the lead screw transmission of the opening and closing actuating mechanism 7, the connecting shaft 4 on the cover plate 3 can be driven to move in the guide groove 61 of the end plate 6, so that the cover plate 3 can be in the horizontal folding state, which is the closed state, or in the inclined state, such as Fig. 1As shown, two groups of cover plates 3 become front and back side plates of a conical feeding hopper, and raw materials of lightweight plastering gypsum mortar are conveniently poured into the mixing bin 1 through the feeding hopper.

[0033] The embodiments are used to illustrate the present application, but not to limit the present application. Any person skilled in the art can modify the embodiments without departing from the spirit and scope of the present application, and therefore the protection scope of the present application should be subject to the claims of the present application.

Claims

1. A mixing device for manufacturing lightweight plastering gypsum mortar, comprising a U-shaped mixing bin (1) and a frame (2), the frame (2) comprising vertical supports (21) fixed on the left and right sides of the mixing bin (1), the bottom of the vertical supports (21) being fixed with a bottom frame (22), and a bin cover being arranged above the mixing bin (1), characterized in that: The cover is composed of two groups of opposite cover plates (3), the lower side edges of the cover plates (3) are inserted into the mixing bin (1), and the left and right side edges are respectively abutted against the inner walls on the left and right sides of the mixing bin (1), the left and right bin walls of the cover plates (3) and the mixing bin (1) are surrounded to form a conical feed hopper; The upper end surface of the cover plate (3) is fixedly connected with two groups of transverse connecting shafts (4), the two ends of the connecting shaft (4) extend out of the cover plate (3) and are inserted into T-shaped guide sleeves (5); the rack (2) on the left and right sides of the mixing bin (1) is fixedly connected with a longitudinal end plate (6), the front and rear parts of the end plate (6) are respectively formed with two groups of opposite guide grooves (61), the guide groove (61) includes a horizontal groove (611) close to the middle part of the end plate (6), and an upward inclined inclined guide groove (612) is formed at one end of the horizontal groove (611) away from the middle part of the end plate (6), and the guide sleeves (5) on the cover plate (3) are respectively inserted into the horizontal grooves (611) and the inclined guide grooves (612) of the end plate (6); The left and right sides of the cover are respectively provided with longitudinal opening and closing actuators (7), the opening and closing actuators (7) include two front and rear distributed link seats (71), one end of the link seat (71) is respectively inserted into the guide sleeve (5) of the horizontal groove (611), the other end is respectively screwed with a longitudinal front lead screw (72) and a rear lead screw (73), one end of the front lead screw (72) and the rear lead screw (73) is fixedly connected through a shaft coupling (74), the other end is respectively pivoted to an ear plate (62), the ear plate (62) is respectively formed at the front end and the rear end of the end plate (6), a motor (76) is fixedly connected to the ear plate (62) at the rear end of the end plate (6), and the rotating shaft of the motor (76) is fixedly connected with the rear lead screw (73).

2. A mixing device for manufacturing lightweight plastering gypsum mortar according to claim 1, characterized in that: The width of the cover plate (3) is not less than half the width of the mixing bin (1).

3. A mixing device for manufacturing lightweight plastered gypsum mortar according to claim 2, characterized in that: The guide sleeve (5) is composed of a sleeve with a large outer diameter section and a guide sleeve with a small outer diameter section, the inner hole diameter of the sleeve is consistent with the inner hole diameter of the guide sleeve; the sleeve is arranged between the cover plate (3) and the end plate (6), the guide sleeve is inserted into the guide groove (61) of the cover plate (3), and the groove width of the horizontal groove (611) in the guide groove (61) is equal to the groove width of the inclined guide groove (612); The cross section of the connecting shaft (4) is D-shaped, and the diameter of the outer wall of the connecting shaft (4) is equal to the inner hole diameter of the guide sleeve (5).

4. A mixing device for manufacturing lightweight plastering gypsum mortar according to claim 3, characterized in that: The center distance from the lower end surface of the cover plate (3) to the guide sleeve (5) is equal to the center distance from the upper end surface of the mixing bin (1) to the guide sleeve (5) in the inclined guide groove (612); The distance between the connecting shafts (4) on the cover plate (3) is less than the length of the horizontal groove (611), and the guide sleeve (5) in the inclined guide groove (612) is located at the upper end of the inclined guide groove (612).

5. A mixing device for manufacturing lightweight plastering gypsum mortar according to claim 1, characterized in that: The lower side edge of the cover plate (3) is fixedly connected with a transverse rubber sealing strip (8).

6. A mixing device for manufacturing lightweight plastering gypsum mortar according to claim 1, characterized in that: The front lead screw (72) and the rear lead screw (73) in the opening and closing actuator (7) are respectively inserted into a limiting sleeve (75), and the limiting sleeve (75) is respectively abutted against the ear plate (62); the screw thread direction on the front lead screw (72) is opposite to the screw thread direction on the rear lead screw (73).

7. A mixing device for manufacturing lightweight plastering gypsum mortar according to claim 1, characterized in that: The cover plate (3) comprises a panel (31), arc-shaped side plates (32) are fixed to both sides of the panel (31) respectively, the connecting shaft (4) is fixed to the upper end surface of the panel (31) and is inserted into the side plates (32); an inclined flow guide plate (33) covering the connecting shaft (4) is arranged above the panel (31), the upper and lower two side edges of the flow guide plate (33) are fixed to the panel (31) and the left and right two side edges are fixed to the side plates (32) respectively.

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