Linear filling machine

Abstract

The utility model discloses a linear filling machine which comprises a machine base, a conveying mechanism, a filling frame, a filling mechanism and a switching mechanism. The filling frame is erected on the middle part of the conveying mechanism; the filling mechanism is arranged on the filling frame and comprises a filling container, an electromagnetic valve, a filling pipe and a filling head, a discharging opening is formed in the bottom of the filling container, the filling pipe is connected with the discharging opening and the filling head, and a first liquid outlet hole is formed in the tail end of the filling head; the switch mechanism comprises a first driving part, a push plate, an extrusion plate and an extrusion switch, the first driving part is arranged at the bottom of the filling container, the push plate is connected to the filling frame in a sliding mode and connected with the first driving part, and the filling head is arranged on the push plate in a penetrating mode; the extrusion plate is arranged on the filling frame, and an extrusion hole is formed in the extrusion plate; the extrusion switch is arranged at the bottom of the extrusion plate and comprises a bottom cover, an extrusion cylinder and a spring, the extrusion cylinder is arranged in the extrusion hole, a second liquid outlet hole is formed in the side wall of the extrusion cylinder, the bottom cover is arranged at the bottom end of the extrusion cylinder, and the spring is connected with the extrusion plate and the bottom cover.

Description

Technical Field

[0001] The utility model relates to the technical field of filling equipment, in particular to a linear filling machine. Background Art

[0002] A filling machine is a machine that fills different liquid products. After the container is transported to a designated location by a conveying device, a fixed amount of liquid is filled into the container. When the existing filling machine closes the liquid outlet channel after filling the liquid, a lot of liquid is often left at the end of the channel. At this time, the container has left the liquid outlet channel after filling, and the remaining part of the liquid is easy to flow out along the channel, causing waste. Utility Model Content

[0003] In view of the above problems, the utility model provides a linear filling machine, which can start filling when the filling head is inserted into a container and close filling when the filling head is out of the container, so that the liquid in the filling head is not easily wasted due to outflow.

[0004] The technical solution of the utility model is as follows:

[0005] A linear filling machine, comprising:

[0006] The conveying mechanism is arranged on the machine base;

[0007] A filling rack is arranged on the machine base and is mounted above the middle of the conveying mechanism;

[0008] The filling mechanism is arranged on the filling frame, and comprises a filling container, a solenoid valve, a filling tube and a filling head. The bottom of the filling container is provided with a plurality of discharge ports, the two ends of the filling tube are respectively connected to the discharge ports and the filling head, the end of the filling head is provided with a first liquid outlet, and the solenoid valve is arranged at the discharge port;

[0009] The switch mechanism comprises a first driving member, a push plate, an extrusion plate and an extrusion switch, wherein the first driving member is arranged at the bottom of the filling container, the push plate is slidably connected to the filling frame in the vertical direction, and the push plate is connected to the first driving member, and the filling head is penetrated on the push plate; the extrusion plate is arranged on the filling frame at the bottom of the push plate, and an extrusion hole is provided on the extrusion plate, and the bottom end of the filling head can be penetrated into the extrusion hole; the extrusion switch is arranged at the extrusion hole at the bottom of the extrusion plate, and comprises a bottom cover, an extrusion cylinder and a spring, the extrusion cylinder is arranged in the extrusion hole, and a second liquid outlet hole is provided on the side wall of the extrusion cylinder, the bottom cover is arranged at the bottom end of the extrusion cylinder, and covers the extrusion hole at the bottom of the extrusion plate, and the two ends of the spring are respectively connected to the extrusion plate and the bottom cover.

[0010] In a further technical solution, the filling frame includes a fixed frame and a sliding frame slidably connected to the fixed frame, a second driving member for driving the sliding frame to move up and down is provided at the bottom of the fixed frame, the sliding frame is fixedly connected to the filling container and the extrusion plate respectively, and the push plate is slidably connected to the sliding frame.

[0011] In a further technical solution, a split piece connected to an extrusion switch is provided in the extrusion hole, a through hole connected to the extrusion hole is provided in the middle of the split piece, the extrusion cylinder is provided in the through hole, a slot is provided on the bottom side of the split piece, an insertion rod matching the slot is provided on the bottom cover, the spring is vertically arranged, and its two ends are respectively connected to the top wall of the slot and the insertion rod.

[0012] In a further technical solution, the first liquid outlet hole and the second liquid outlet hole are both arranged obliquely downward.

[0013] In a further technical solution, the conveying mechanism is a conveyor belt, and barrier bars are provided on both sides of the top of the conveyor belt.

[0014] In a further technical solution, a movable stopper is provided at the bottom of the filling rack in front of the conveying direction of the conveying mechanism, and a third driving member is provided on the filling rack for driving the movable stopper to move perpendicularly to the conveying mechanism.

[0015] The beneficial effects of the utility model are:

[0016] 1. The conveying mechanism on the machine base conveys the product container to the filling rack and is at the bottom position of the filling mechanism. When the solenoid valve is turned on, the first driving member can drive the push plate to move the filling head, and the filling head can penetrate into the extrusion hole to squeeze the bottom cover and move the extrusion cylinder. The bottom cover and the extrusion cylinder can enter the product container until the second liquid outlet of the extrusion cylinder is separated from the inner wall of the extrusion hole. At this time, the liquid in the filling container can flow into the product container from the first liquid outlet through the second liquid outlet through the filling tube and the filling head; after closing the solenoid valve and moving the filling head upward, the bottom cover loses its extrusion, and the bottom cover and the extrusion cylinder are reset due to the spring force, closing the liquid outlet, so that the filling head and the extrusion switch can prevent the residual liquid from flowing out when leaving the product container, reducing waste;

[0017] 2. The overall height of the filling mechanism can be adjusted according to the container specifications of the product, which is suitable for filling different products;

[0018] 3. Setting up the split parts is conducive to the disassembly of the extrusion switch, which is convenient for cleaning and maintenance of the equipment and replacement of the extrusion switch. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of a linear filling machine described in an embodiment of the utility model;

[0020] Figure 2 It is a partial cross-sectional schematic diagram of the filling head and the switch mechanism described in the embodiment of the utility model.

[0021] Description of reference numerals:

[0022] 10. Machine base; 20. Conveying mechanism; 31. Fixed frame; 32. Sliding frame; 33. Second driving member; 41. Filling container; 42. Solenoid valve; 43. Filling tube; 44. Filling head; 45. Discharge port; 46. First liquid outlet; 51. First driving member; 52. Push plate; 53. Extrusion plate; 54. Bottom cover; 55. Extrusion cylinder; 56. Spring; 57. Second liquid outlet; 58. Splitting member; 59. Insert rod; 60. Stop rod; 70. Movable stopper. DETAILED DESCRIPTION

[0023] The embodiments of the present utility model will be further described below in conjunction with the accompanying drawings.

[0024] Example:

[0025] like Figure 1-Figure 2 As shown, a linear filling machine includes a machine base 10, a conveying mechanism 20, a filling frame, a filling mechanism and a switch mechanism. The conveying mechanism 20 can be a conveyor belt, which is horizontally arranged on the machine base 10; the filling frame is arranged on the machine base 10 and is arranged above the middle of the conveying mechanism 20; the filling mechanism is arranged on the filling frame, including a filling container 41, a solenoid valve 42, a filling pipe 43 and a filling head 44. The bottom of the filling container 41 is provided with a plurality of discharge ports 45, and the two ends of the filling pipe 43 are respectively connected to the filling container 41. The discharge port 45 and the filling head 44 are connected. The end of the filling head 44 is provided with a first liquid outlet 46. The solenoid valve 42 is provided at the discharge port 45. The switch of the solenoid valve 42 is controlled by the control system of the existing linear filling machine; the switch mechanism includes a first driving member 51, a push plate 52, an extrusion plate 53 and an extrusion switch. The first driving member 51 is a cylinder and is provided at the bottom of the filling container 41. The push plate 52 is slidably connected to the filling frame in the vertical direction, and the push plate 52 and the first driving member 5 1 connection, the filling head 44 is inserted into the push plate 52; the extrusion plate 53 is arranged on the filling frame at the bottom of the push plate 52, and the extrusion plate 53 is provided with an extrusion hole matching the filling head 44, and the bottom end of the filling head 44 can be inserted into the extrusion hole. When the filling head 44 is inserted into the extrusion hole, its outer wall is in contact with the inner wall of the extrusion hole; the extrusion switch is arranged at the extrusion hole at the bottom of the extrusion plate 53, including a bottom cover 54, an extrusion cylinder 55 and a spring 56. The extrusion cylinder 55 is in contact with the extrusion hole, and the extrusion cylinder 55 and the extrusion cylinder 56 are in contact with each other. The holes and between the end of the filling head 44 and the extrusion hole can be sealed respectively to prevent liquid from flowing out of the gap; to ensure that the end of the filling head 44 smoothly enters the extrusion cylinder 55 to extrude the bottom cover 54, the end of the filling head 44 can be set to a cone shape, and the side wall of the extrusion cylinder 55 is provided with a second liquid outlet 57. The bottom cover 54 is arranged at the bottom end of the extrusion cylinder 55 and covers the extrusion hole at the bottom of the extrusion plate 53. The spring 56 is vertically arranged, and the two ends are respectively connected to the extrusion plate 53 and the bottom cover 54.

[0026] The working principle of the above technical solution is as follows:

[0027] When the linear filling machine is operated, the arranged product containers are first moved between the filling racks through the conveying mechanism 20 and are at the bottom position of the filling mechanism, so that the product containers correspond to the positions of the filling heads 44 one by one. When the solenoid valve 42 is opened, the first driving member 51 can drive the push plate 52 to move the filling head 44, and the filling head 44 can penetrate into the extrusion hole to squeeze the bottom cover 54 to move the extrusion cylinder 55. The bottom cover 54 and the extrusion cylinder 55 can enter the product container until the second liquid outlet 57 of the extrusion cylinder 55 is separated from the inner wall of the extrusion hole. At this time, the liquid in the filling container 41 can flow into the product container from the first liquid outlet 46 through the second liquid outlet 57 through the filling pipe 43 and the filling head 44; after the solenoid valve 42 is closed and the filling head 44 is moved upward, the bottom cover 54 loses the extrusion, and the bottom cover 54 and the extrusion cylinder 55 are reset due to the elastic force of the spring 56, and the liquid outlet is closed, so that the filling head 44 and the extrusion switch can prevent the residual liquid from flowing out when leaving the product container, thereby reducing waste.

[0028] In another embodiment, if Figure 1 As shown, the filling frame includes a fixed frame 31 and a sliding frame 32 slidably connected to the fixed frame 31. A second driving member 33 for driving the sliding frame 32 to move up and down is provided at the bottom of the fixed frame 31. The second driving member 33 is a cylinder. The sliding frame 32 is fixedly connected to the filling container 41 and the extrusion plate 53 respectively, and the push plate 52 is slidably connected to the sliding frame 32.

[0029] The filling mechanism can adjust the overall height of the filling mechanism according to the container specifications of the product through the sliding frame 32, which is suitable for filling different products.

[0030] In another embodiment, if Figure 2 As shown, a split piece 58 connected to an extrusion switch is threadedly connected to the extrusion hole, a through hole connected to the extrusion hole is provided in the middle of the split piece 58, an extrusion cylinder 55 is provided in the through hole, the outer wall of the extrusion cylinder 55 is fitted with the inner wall of the through hole, a slot is provided on the bottom side of the split piece 58, and an insertion rod 59 matching the slot is provided on the bottom cover 54, and the spring 56 is vertically arranged, and the two ends are respectively connected to the top wall of the slot and the insertion rod 59.

[0031] The rotating split piece 58 can separate the squeeze switch from the squeeze hole, making it easy to clean and maintain the equipment and replace the squeeze switch.

[0032] In another embodiment, the first liquid outlet 46 and the second liquid outlet 57 are both arranged obliquely downward, which is conducive to the liquid flowing downward from the second liquid outlet 57 side.

[0033] In another embodiment, if Figure 1 As shown, stop bars 60 are provided on both sides of the top of the conveyor belt to facilitate lateral positioning of the product container.

[0034] In another embodiment, if Figure 1As shown, a movable stopper 70 is provided at the bottom of the filling rack corresponding to the front side of the conveying direction of the conveying mechanism 20, and a third driving member is provided on the filling rack to drive the movable stopper 70 to move perpendicularly to the conveying mechanism 20. The third driving member is a cylinder. The movable stopper 70 is driven by the third driving member before the product container reaches the specified position to block the product container, so as to facilitate the determination of the product container position.

[0035] The above-mentioned embodiments only express the specific implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model.

Claims

1. A linear filling machine, characterized in that: include: The conveying mechanism is arranged on the machine base; A filling rack is arranged on the machine base and is mounted above the middle of the conveying mechanism; The filling mechanism is arranged on the filling frame, and comprises a filling container, a solenoid valve, a filling tube and a filling head. The bottom of the filling container is provided with a plurality of discharge ports, the two ends of the filling tube are respectively connected to the discharge ports and the filling head, the end of the filling head is provided with a first liquid outlet, and the solenoid valve is arranged at the discharge port; The switch mechanism comprises a first driving member, a push plate, an extrusion plate and an extrusion switch, wherein the first driving member is arranged at the bottom of the filling container, the push plate is slidably connected to the filling frame in the vertical direction, and the push plate is connected to the first driving member, and the filling head is penetrated on the push plate; the extrusion plate is arranged on the filling frame at the bottom of the push plate, and an extrusion hole is provided on the extrusion plate, and the bottom end of the filling head can be inserted into the extrusion hole; the extrusion switch is arranged at the extrusion hole at the bottom of the extrusion plate, and comprises a bottom cover, an extrusion cylinder and a spring, the extrusion cylinder is fitted in the extrusion hole, and a second liquid outlet is provided on the side wall of the extrusion cylinder, the bottom cover is arranged at the bottom end of the extrusion cylinder, and covers the extrusion hole at the bottom of the extrusion plate, and the two ends of the spring are respectively connected to the extrusion plate and the bottom cover.

2. A linear filling machine according to claim 1, characterized in that: The filling frame comprises a fixed frame and a sliding frame slidably connected to the fixed frame, a second driving member for driving the sliding frame to move up and down is arranged at the bottom of the fixed frame, the sliding frame is fixedly connected to the filling container and the extrusion plate respectively, and the push plate is slidably connected to the sliding frame.

3. A linear filling machine according to claim 1, characterized in that: A split piece connected to an extrusion switch is provided in the extrusion hole, a through hole connected to the extrusion hole is provided in the middle of the split piece, the extrusion cylinder is provided in the through hole, a slot is provided on the bottom side of the split piece, an insertion rod matching the slot is provided on the bottom cover, the spring is vertically arranged, and both ends are respectively connected to the top wall of the slot and the insertion rod.

4. A linear filling machine according to claim 1 or 3, characterized in that: The first liquid outlet hole and the second liquid outlet hole are both arranged obliquely downward.

5. A linear filling machine according to claim 1, characterized in that: The conveying mechanism is a conveyor belt, and barrier bars are arranged on both sides of the top of the conveyor belt.

6. A linear filling machine according to claim 1, characterized in that: A movable stopper is provided at the bottom of the filling rack on the front side corresponding to the conveying direction of the conveying mechanism, and a third driving member for driving the movable stopper to move perpendicularly to the conveying mechanism is provided on the filling rack.

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