Connecting device for vacuum feeding machine

Abstract

The connecting device for the vacuum feeding machine comprises a blanking pipeline, an adjusting guide rail is fixedly connected to the outer surface of the blanking pipeline, a sliding rod is connected to the inner surface of the adjusting guide rail in a sliding mode, a connecting ring is fixedly connected to the upper end of the sliding rod, and a butterfly nut is connected to the outer surface of the sliding rod in a threaded mode. A spring is arranged on the outer surface of the sliding rod. Through the arrangement of an adjusting guide rail, a sliding rod, a connecting ring, a butterfly nut, a spring, a connecting sliding block, a fixing column, a first L-shaped connecting rod, a second L-shaped connecting rod, a third L-shaped connecting rod and other structures, blanking connectors with different blanking hole diameters can be rapidly replaced, so that the vacuum feeding machine can be matched with various receiving devices with different opening sizes; therefore, the situation that dust is generated due to the fact that materials are scattered everywhere during conveying is avoided, it can be guaranteed that the blanking connector can be rapidly and accurately aligned to the position during installation through cooperation of the positioning columns and the positioning holes, the installation time is shortened, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a vacuum feeding machine technical field, especially in a kind of connecting device for vacuum feeding machine. BACKGROUND

[0002] In modern industrial production, vacuum feeding machine as a kind of efficient, environmental protection material conveying equipment, is widely used in food, medicine, chemical industry etc. It is sent to another location by vacuum system to generate negative pressure, material from one location, greatly improve the efficiency and safety of material handling.

[0003] But existing vacuum feeding machine still has certain defects, for example: the diameter of blanking pipeline on vacuum feeding machine is usually fixed, cannot be adjusted, and the opening size of some receiving equipment is different, so that material is scattered outside when conveying, and dust is produced. INVENTION CONTENTS

[0004] The utility model is to at least solve one of the technical problems existing in prior art, provide a kind of connecting device for vacuum feeding machine, by adjusting guide rail, slide bar, connecting ring, butterfly nut, spring, connecting slider, fixed column, first L-shaped connecting rod, second L-shaped connecting rod, third L-shaped connecting rod etc. The structure of setting can quickly replace blanking connector of different blanking aperture, so that vacuum feeding machine can be matched with various receiving equipment of different opening size, to avoid the condition that material is scattered everywhere and dust is produced when conveying, and cooperate with the setting of positioning column and positioning hole, so that blanking connector can be quickly and accurately aligned when installing, reduce installation time, improve work efficiency.

[0005] The utility model also provides with the above-mentioned one kind connecting device for vacuum feeding machine, comprising:

[0006] Blanking pipeline, the outer surface of blanking pipeline is fixedly connected with adjusting guide rail, the inner surface of adjusting guide rail is slidably connected with slide bar, the upper end of slide bar is fixedly connected with connecting ring, the outer surface of slide bar is threadedly connected with butterfly nut, the outer surface of slide bar is provided with spring, the lower end of butterfly nut is fixedly connected with connecting slider, the side surface of connecting slider is fixedly connected with fixed column, the outer surface of fixed column is rotatably connected with first L-shaped connecting rod, the end away from fixed column of first L-shaped connecting rod is fixedly connected with small blanking connector, the outer surface of fixed column is rotatably connected with second L-shaped connecting rod, the end away from fixed column of small blanking connector is fixedly connected with medium blanking connector, the outer surface of fixed column is rotatably connected with third L-shaped connecting rod, the end away from fixed column of medium blanking connector is fixedly connected with large blanking connector, the lower surface of blanking pipeline is fixedly connected with positioning column.

[0007] According to the connecting device for the vacuum feeding machine, the outer surfaces of the small, medium and large blanking joints are provided with positioning holes, the inner surfaces of the positioning holes are matched with positioning columns, and the positioning holes are used for improving the installation speed of the blanking joints.

[0008] According to the connecting device for the vacuum feeding machine, the outer surface of the adjusting guide rail is provided with a limiting groove, the inner surface of the limiting groove is matched with a connecting sliding block, and the limiting groove is used for limiting the movement of the connecting sliding block.

[0009] According to the connecting device for the vacuum feeding machine, the outer surface of the connecting ring is fixedly connected with T-shaped handle blocks, the number of the T-shaped handle blocks is two, and the T-shaped handle blocks are annularly and symmetrically distributed, so that the connecting ring is conveniently pushed to move downward.

[0010] According to the connecting device for the vacuum feeding machine, the outer surface of the sliding rod is provided with a threaded line, so that the position of the wing nut is conveniently adjusted.

[0011] According to the connecting device for the vacuum feeding machine, the number of the adjusting guide rails is two, and the adjusting guide rails are annularly and symmetrically distributed, the upper surfaces of the adjusting guide rails are in contact with the wing nuts, and the risk that the blanking joints are separated due to too large impact force of materials during blanking is avoided.

[0012] According to the connecting device for the vacuum feeding machine, the upper end of the fixing column is fixedly connected with the adjusting guide rail, and the lower end of the fixing column is fixedly connected with the connecting sliding block.

[0013] According to the connecting device for the vacuum feeding machine, the diameters of the small, medium and large blanking joints are equal to the diameter of the blanking pipeline, and materials are avoided from scattering outside.

[0014] Additional aspects and advantages of the present application will be in part apparent and in part pointed out hereinafter. BRIEF DESCRIPTION OF DRAWINGS

[0015] The present application will be further described below in conjunction with the drawings and embodiments.

[0016] Figure 1 It is a whole structure schematic view of the connecting device for the vacuum feeding machine.

[0017] Figure 2 It is a structure enlarged schematic view of A in the middle. Figure 1

[0018] Figure 3 It is a partial structure schematic view of the connecting device for the vacuum feeding machine.

[0019] ​Figure 4 Part structure of the connecting device for the vacuum feeding machine is shown in the exploded view.

[0020] Legend:

[0021] 1, blanking pipeline; 2, adjusting guide rail; 3, slide bar; 4, connecting ring; 5, butterfly nut; 6, spring; 7, connecting sliding block; 8, fixed column; 9, first L-shaped connecting rod; 10, small blanking joint; 11, second L-shaped connecting rod; 12, medium blanking joint; 13, third L-shaped connecting rod; 14, large blanking joint; 15, positioning column; 16, positioning hole; 17, limiting groove; 18, T-shaped handle block; 19, threaded line. Specific implementation

[0022] This part will describe the specific embodiments of the utility model in detail, the preferred embodiments of the utility model are shown in the drawings, the role of the drawings is to supplement the description of the text part with graphics, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the utility model, but it cannot be understood as the limitation of the protection scope of the utility model.

[0023] Reference Figures 1-4The utility model discloses an connecting device for vacuum material loading machine, it includes: blanking pipeline 1, the outer surface fixed connection of blanking pipeline 1 has adjusting guide rail 2, the inner surface sliding connection of adjusting guide rail 2 has slide 3, the upper end fixed connection of slide 3 has connecting ring 4, the outer surface screw thread connection of slide 3 has butterfly nut 5, the outer surface of slide 3 is provided with spring 6, the lower end fixed connection of butterfly nut 5 has connecting sliding block 7, the side surface fixed connection of connecting sliding block 7 has fixed column 8, the outer surface rotationally connected of fixed column 8 has first L shape connecting rod 9, the one end fixed connection of first L shape connecting rod 9 away from fixed column 8 has small blanking joint 10, the outer surface rotationally connected of fixed column 8 has second L shape connecting rod 11, the one end fixed connection of small blanking joint 10 away from fixed column 8 has medium blanking joint 12, the outer surface rotationally connected of fixed column 8 has third L shape connecting rod 13, the one end fixed connection of medium blanking joint 12 away from fixed column 8 has big blanking joint 14, the lower surface fixed connection of blanking pipeline 1 has locating column 15, the outer surface of small blanking joint 10, medium blanking joint 12, big blanking joint 14 all is provided with locating hole 16, the inner surface of locating hole 16 is adapted with locating column 15, the outer surface of adjusting guide rail 2 is provided with limit groove 17, the inner surface of limit groove 17 is adapted with connecting sliding block 7, the outer surface fixed connection of connecting ring 4 has T shape handle block 18, the number of T shape handle block 18 is two and annular symmetry distribution, the outer surface of slide 3 is provided with thread line 19, the number of adjusting guide rail 2 is two and annular symmetry distribution, the upper surface of adjusting guide rail 2 is in contact with butterfly nut 5, the upper end of fixed column 8 is fixedly connected with adjusting guide rail 2, the lower end of fixed column 8 is fixedly connected with connecting sliding block 7, and the diameter of small blanking joint 10, medium blanking joint 12, big blanking joint 14 is equal with the diameter of blanking pipeline 1.

[0024] Working principle: when the vacuum feeding machine falls material, according to the opening size of the receiving equipment, select the appropriate falling material interface, for example, when the opening size of the receiving equipment is matched with the large falling material joint 14, only need to rotate the butterfly nut 5 along the thread line 19 on the slide rod 3, drive the butterfly nut 5 to move upward a distance, then push down the T-shaped handle block 18, drive the connecting ring 4 to move down under the action of the slide rod 3, and make the connecting slide block 7, fixed column 8 stretch the spring 6 as a whole, so that the positioning hole 16 above the medium falling material joint 12 is separated from the positioning column 15, then turn the second L-shaped connecting rod 11 around the fixed column 8, drive the medium falling material joint 12 to separate from the lower part of the falling material pipeline 1, then pass the large falling material joint 14 matched with the opening size of the receiving equipment through the third L-shaped connecting rod 13 to turn around the fixed column 8, when the positioning hole 16 on the large falling material joint 14 corresponds with the positioning column 15, loosen the T-shaped handle block 18, under the action of the restoring force of the spring 6, the positioning hole 16 above the large falling material joint 14 will be automatically and quickly clamped into the positioning column 15, complete the preliminary installation of the large falling material joint 14, then rotate the butterfly nut 5 again, drive the butterfly nut 5 to move downward and contact with the adjusting guide rail 2, can limit and fix the position of the large falling material joint 14, avoid the impact force of the material falling too large to cause the large falling material joint 14 to fall off, then open the valve on the vacuum feeding machine, send the material into the receiving equipment through the falling material pipeline 1 and the matched falling material joint.

[0025] The above embodiment of the present application is described in detail in combination with the drawings, but the present application is not limited to the above embodiment, within the knowledge range possessed by ordinary skilled in the art, various changes can be made without departing from the purpose of the present application.

Claims

1. A connecting device for a vacuum feeder, characterized in that, include: A material discharge pipe (1) is provided. An adjusting guide rail (2) is fixedly connected to the outer surface of the material discharge pipe (1). A sliding rod (3) is slidably connected to the inner surface of the adjusting guide rail (2). A connecting ring (4) is fixedly connected to the upper end of the sliding rod (3). A wing nut (5) is threadedly connected to the outer surface of the sliding rod (3). A spring (6) is provided on the outer surface of the sliding rod (3). A connecting slider (7) is fixedly connected to the lower end of the wing nut (5). A fixing post (8) is fixedly connected to the side surface of the connecting slider (7). A first L-shaped connecting rod (9) is rotatably connected to the outer surface of the fixing post (8). The first L-shaped connecting rod (9) is fixedly connected to a small material drop connector (10) at the end away from the fixed column (8). The outer surface of the fixed column (8) is rotatably connected to a second L-shaped connecting rod (11). The small material drop connector (10) is fixedly connected to a medium material drop connector (12) at the end away from the fixed column (8). The outer surface of the fixed column (8) is rotatably connected to a third L-shaped connecting rod (13). The medium material drop connector (12) is fixedly connected to a large material drop connector (14) at the end away from the fixed column (8). The lower surface of the material drop pipe (1) is fixedly connected to a positioning column (15).

2. The connecting device for a vacuum feeder according to claim 1, characterized in that, The outer surfaces of the small blanking connector (10), medium blanking connector (12), and large blanking connector (14) are all provided with positioning holes (16), and the inner surfaces of the positioning holes (16) are adapted to the positioning posts (15).

3. The connecting device for a vacuum feeder according to claim 1, characterized in that, The outer surface of the adjusting guide rail (2) is provided with a limiting groove (17), and the inner surface of the limiting groove (17) is adapted to the connecting slider (7).

4. The connecting device for a vacuum feeder according to claim 1, characterized in that, The outer surface of the connecting ring (4) is fixedly connected with a T-shaped handle block (18), and the number of the T-shaped handle blocks (18) is two and they are distributed symmetrically in a ring.

5. A connecting device for a vacuum feeder according to claim 1, characterized in that, The outer surface of the slide bar (3) is provided with a threaded line (19).

6. The connecting device for a vacuum feeder according to claim 1, characterized in that, The number of the adjusting guide rails (2) is two and they are symmetrically distributed in a ring. The upper surface of the adjusting guide rails (2) is in contact with the wing nut (5).

7. A connecting device for a vacuum feeder according to claim 1, characterized in that, The upper end of the fixed column (8) is fixedly connected to the adjusting guide rail (2), and the lower end of the fixed column (8) is fixedly connected to the connecting slider (7).

8. A connecting device for a vacuum feeder according to claim 1, characterized in that, The diameters of the small discharge joint (10), medium discharge joint (12), and large discharge joint (14) are all equal to the diameter of the discharge pipe (1).

Images