High-capacity double-head filling machine

Abstract

The utility model provides a high-capacity double-head filling machine. The high-capacity double-head filling machine comprises a base, a mounting frame, a control box, an electric ball valve assembly and a drum-type electronic scale, the two groups of drum-type electronic scales are distributed on the base left and right; the mounting rack is fixed above the rear part of the base; the control box is mounted on the mounting frame; a control screen is arranged on the control box; two groups of electric ball valve assemblies are arranged; the two groups of electric ball valve assemblies are fixed on the mounting frame and are respectively positioned above the two groups of drum-type electronic scales; the electric ball valve assembly comprises a support, a servo motor, a speed reducer, a driving shaft, a connecting flange, a first positioning seat, a second positioning seat and a ball valve; the power output end of the servo motor is connected with the speed reducer; the speed reducer is fixed on the rear side of the support and a power output end is connected with the driving shaft; a positioning hole is formed in the driving shaft; the connecting flange is fixed on the front side of the support and sleeves the outer side of the driving shaft; the first positioning seat is fixed on the front side of the connecting flange; the second positioning seat is fixed on the rear side of the ball valve; the second positioning seat and the first positioning seat are matched and fixedly connected through a bolt; a valve rod of the ball valve extends into a positioning hole of the driving shaft; the control screen is connected with the servo motor and the drum-type electronic scale through electric signals.

Description

Technical Field

[0001] The utility model relates to the field of filling machines, in particular to a large-capacity double-head filling machine. Background Art

[0002] Previous filling machines usually placed the container on an electronic scale, then opened the valve of the valve body through a button or manually, and filled the glue into the container until the value on the electronic scale reached the requirement, and then controlled the valve to close. This control method is not accurate, and the capacity error in the container is difficult to meet the set requirements, so it needs to be improved. Utility Model Content

[0003] The purpose of the utility model is to provide a large-capacity double-head filling machine to solve the problems mentioned in the background technology.

[0004] In order to achieve the above purpose, the present invention provides the following technical solutions:

[0005] A large-capacity double-head filling machine includes a base, a mounting frame, a control box, an electric ball valve assembly and a drum electronic scale; the drum electronic scale is provided in two groups and is installed on the base in a left and right distribution; the mounting frame is fixed to the upper rear of the base; the control box is installed on the mounting frame; the control box is provided with a control screen; the electric ball valve assembly is provided in two groups; the two groups of electric ball valve assemblies are fixed on the mounting frame and are respectively located above the two groups of drum electronic scales; the electric ball valve assembly includes a support, a servo motor, a reducer, a drive shaft, a connecting flange, a first positioning seat, a second positioning seat and a ball valve; the support is fixed on the mounting frame; the power output end of the servo motor is connected to the reducer; the reducer is fixed on the rear side of the support and the power output end is connected to the drive shaft; a positioning hole is provided in the drive shaft; the connecting flange is fixed on the front side of the support and is sleeved on the outside of the drive shaft; the first positioning seat is fixed on the front side of the connecting flange; the second positioning seat is fixed on the rear side of the ball valve; the second positioning seat cooperates with the first positioning seat and is fixedly connected by a pin; the valve stem of the ball valve extends into the positioning hole of the drive shaft; the control panel connects the servo motor and the drum-type electronic scale through electrical signals.

[0006] Further description of the present invention also includes two groups of desktop electronic scale assemblies; the two groups of desktop electronic scale assemblies are respectively used to be placed above the drum electronic scale; the desktop electronic scale assembly includes a support base and a desktop electronic scale placed above the support base; the desktop electronic scale is connected to the control screen electrical signal.

[0007] To further describe the present invention, the positioning hole is a square hole; and the rear end of the valve stem of the ball valve is a square shaft that matches the square hole.

[0008] Further description of the present invention: the front side of the first positioning seat is provided with four positioning grooves distributed in a circle; first pin holes are provided on both sides of the positioning grooves; the rear side of the second positioning seat is provided with four positioning protrusions that cooperate with the positioning grooves; a second pin hole is provided on the positioning protrusions; the pin is inserted into the first pin hole and the second pin hole to fix the first positioning seat and the second positioning seat.

[0009] The beneficial effects of the utility model are:

[0010] This design places the barrel on a drum-type electronic scale, with one barrel placed on each set of drum-type electronic scales. The servo motor of the electric ball valve assembly is controlled on the control panel. The servo motor controls the rotation of the drive shaft through the reducer, thereby controlling the opening and closing size of the ball valve. The servo motor can control the rotation angle of the drive shaft with high precision, thereby realizing timely control of the flow rate. The drum-type electronic scale detects the weight of the barrel filling in real time, and feeds back the design parameters to the servo motor in real time to control the opening and closing size of the ball valve, thereby realizing quantitative filling of the glue. This design can complete the quantitative filling of glue with high precision. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is the overall structural diagram of the utility model;

[0012] Figure 2 This is a structural diagram of the electric ball valve assembly of the utility model;

[0013] Figure 3 It is a structural diagram of the drive shaft of the utility model;

[0014] Figure 4 It is a structural diagram of the first positioning seat and the second positioning seat of the utility model. DETAILED DESCRIPTION

[0015] The present invention will be further described below with reference to the accompanying drawings:

[0016] like Figure 1-4As shown, a large-capacity double-head filling machine includes a base 1, a mounting frame 2, a control box 3, an electric ball valve assembly 4 and a drum electronic scale 5; the drum electronic scale 5 is provided in two groups and is installed on the base 1 in a left and right distribution; the mounting frame 2 is fixed to the upper rear of the base 1; the control box 3 is installed on the mounting frame 2; the control box 3 is provided with a control panel 31; the electric ball valve assembly 4 is provided in two groups; the two groups of the electric ball valve assembly 4 are fixed on the mounting frame 2 and are respectively located above the two groups of drum electronic scales 5; the electric ball valve assembly 4 includes a support 41, a servo motor 42, a reducer 43, a drive shaft 44, connecting flange 45, first positioning seat 46, second positioning seat 47 and ball valve 48; the support 41 is fixed on the mounting frame 2; the power output end of the servo motor 42 is connected to the reducer 43; the reducer 43 is fixed to the rear side of the support 41 and the power output end is connected to the drive shaft 44; a positioning hole 441 is provided in the drive shaft 44; the connecting flange 45 is fixed to the front side of the support 41 and is sleeved on the outside of the drive shaft 44; the first positioning seat 46 is fixed to the front side of the connecting flange 45; the second positioning seat 47 is fixed to the rear side of the ball valve 48, and the upper end of the ball valve 48 is connected to the glue supply through a pipe. The barrel has a discharge port at the lower end; the second positioning seat 47 cooperates with the first positioning seat 46 and is fixedly connected by a latch; the valve stem of the ball valve 48 extends into the positioning hole 441 of the drive shaft 44; the control panel 31 connects the servo motor 42 and the drum electronic scale 5 through an electrical signal. In this design, the barrel is placed on the drum electronic scale 5, and each group of drum electronic scales 5 is placed with a barrel. The setting of the drum electronic scale 5 facilitates the feeding and feeding of the barrel. This design is for quantitative filling of 20KG of glue. By controlling the servo motor 42 of the electric ball valve assembly 4 on the control panel 31, the servo motor 42 is decelerated The machine 43 controls the rotation of the drive shaft 44, thereby controlling the opening and closing size of the ball valve 48. The servo motor 42 can control the rotation angle of the drive shaft 44 with high precision, thereby realizing timely control of the flow rate. In the initial filling state, the ball valve 48 is controlled to be fully open, and the drum electronic scale 5 detects the weight of the barrel filling in real time. When the filling weight reaches a certain amount (for example, 10KG), the servo motor 42 controls the ball valve 48 to be adjusted to a semi-open state, and gradually closes according to the increase in weight. When the filling reaches 20KG, it is in a fully closed state, thereby realizing quantitative filling of glue. This design can complete quantitative filling of glue with high precision.

[0017] It also includes two sets of desktop electronic scale assemblies 6; the two sets of desktop electronic scale assemblies 6 are respectively used to be placed above the drum electronic scale 5; the desktop electronic scale assembly 6 includes a support base 61 and a desktop electronic scale 62 placed above the support base 61; the desktop electronic scale 62 is electrically connected to the control screen 31. When another barrel with a smaller capacity needs to be filled, the desktop electronic scale assembly 6 is placed above the drum electronic scale 5, and the desktop electronic scale assembly 6 is used to perform weight detection. When the drum electronic scale 5 does not work and the desktop electronic scale assembly 6 is not used, the desktop electronic scale assembly 6 is removed from the drum electronic scale 5.

[0018] The positioning hole 441 is a square hole; the rear end of the valve stem of the ball valve 48 is a square shaft that cooperates with the square hole. The square shaft cooperates with the square hole to improve the stability and accuracy of the transmission.

[0019] The front side of the first positioning seat 46 is provided with four positioning grooves 461 distributed in a circle; the two sides of the positioning groove 461 are respectively provided with first pin holes 462; the rear side of the second positioning seat 47 is provided with four positioning protrusions 471 that cooperate with the positioning grooves 461; the positioning protrusions 471 are provided with second pin holes 472; the pins are inserted into the first pin holes 462 and the second pin holes 472 to fix the first positioning seat 46 and the second positioning seat 47. The ball valve 48 needs to be maintained or replaced regularly. In this design, the ball valve 48 can be removed for maintenance or replacement by removing the pin, which is easy to operate and has high positioning accuracy.

[0020] The above description does not limit the technical scope of the present invention. Any modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A large-capacity double-head filling machine, characterized by: It includes a base, a mounting frame, a control box, an electric ball valve assembly and a drum-type electronic scale; the drum-type electronic scale is provided in two groups and is installed on the base in a left and right distribution; the mounting frame is fixed on the upper rear of the base; the control box is installed on the mounting frame; the control box is provided with a control screen; the electric ball valve assembly is provided in two groups; the two groups of the electric ball valve assemblies are fixed on the mounting frame and are respectively located above the two groups of drum-type electronic scales; the electric ball valve assembly includes a support, a servo motor, a reducer, a drive shaft, a connecting flange, a first positioning seat, a second positioning seat and a ball valve; the support Fixed on the mounting frame; the power output end of the servo motor is connected to the reducer; the reducer is fixed on the rear side of the support and the power output end is connected to the drive shaft; a positioning hole is provided in the drive shaft; the connecting flange is fixed on the front side of the support and is sleeved on the outside of the drive shaft; the first positioning seat is fixed on the front side of the connecting flange; the second positioning seat is fixed on the rear side of the ball valve; the second positioning seat cooperates with the first positioning seat and is fixedly connected by a pin; the valve stem of the ball valve extends into the positioning hole of the drive shaft; the control panel connects the servo motor and the drum-type electronic scale through electrical signals.

2. A large-capacity double-head filling machine according to claim 1, characterized in that: It also includes two groups of desktop electronic scale components; the two groups of desktop electronic scale components are respectively used to be placed above the drum electronic scale; the desktop electronic scale components include a support base and a desktop electronic scale placed above the support base; the desktop electronic scale is connected to the control screen electrical signal.

3. A large-capacity double-head filling machine according to claim 1, characterized in that: The positioning hole is a square hole; the rear end of the valve stem of the ball valve is a square shaft that matches the square hole.

4. The large-capacity double-head filling machine according to claim 1, characterized in that: The front side of the first positioning seat is provided with four positioning grooves distributed in a circle; first pin holes are provided on both sides of the positioning grooves; the rear side of the second positioning seat is provided with four positioning protrusions that cooperate with the positioning grooves; a second pin hole is provided on the positioning protrusions; the pin is inserted into the first pin hole and the second pin hole to fix the first positioning seat and the second positioning seat.

Images