Improved plunger type glue supply pump metering mechanism

Abstract

The utility model provides an improved plunger type glue supply pump metering mechanism. The improved plunger type glue supply pump metering mechanism comprises a glue supply mechanism and a metering mechanism, the glue supply mechanism comprises a glue barrel, an air cylinder mounting plate, a driving air cylinder, a plunger, a glue outlet pipe and a glue inlet pipe, the air cylinder mounting plate is mounted on one side of the glue barrel, the driving air cylinder is fixedly mounted on the air cylinder mounting plate, the plunger is slidably mounted in the glue barrel, an output shaft of the driving air cylinder extends into the glue barrel and is fixedly connected with the plunger, and the output shaft of the driving air cylinder is fixedly connected with the glue outlet pipe. The glue outlet pipe and the glue inlet pipe are fixedly mounted on the glue barrel; the metering mechanism comprises a metering plate, a strip-shaped sliding block, a protruding block, two pointers, a push rod and a fixing plate, and the metering plate is fixedly installed at the top of the rubber barrel. The improved plunger type glue supply pump metering mechanism provided by the utility model has the advantages that the glue injection amount can be metered during glue supply, residual hinges can be displayed, and the metering cost is low.

Description

Technical Field

[0001] The utility model belongs to the technical field of glue supply pumps, and in particular relates to an improved plunger type glue supply pump metering mechanism. Background Art

[0002] In the industrial production process, glue in a glue storage container (such as a glue storage tank) needs to be transported to glue-using equipment, and some glue-using equipment needs to obtain a continuous supply of glue.

[0003] In the related art, an improved plunger-type glue supply pump metering mechanism is disclosed, which relates to the technical field of glue supply pumps. It includes a pump body, a piston rod is arranged inside the pump body, fixing parts are fixedly connected at both ends and the middle of the pump body, and multiple fixing rods are fixedly connected between every two fixing parts. A counting device is arranged on the surface of the fixing rod, and the counting device includes a signal receiving mechanism and a counting member. The flow rate of the glue supply pump is calculated by adding an iron block to the piston rod and adding a sensor to the corresponding position, and the sensor counts the movement times of the piston rod to calculate the flow rate of the glue supply pump. The advantages of the mechanism are simple and reliable structure, low cost, and can calculate the flow rate of the glue supply pump in a simpler way compared to the traditional glue supply pump. The mechanism is basically mechanically controlled, and compared with numerically controlled metering, this method is easier to repair and replace, and can be applied to other glue supply pumps in a relatively simple way.

[0004] However, the above structure still has some shortcomings. When measuring the amount of glue supplied, it uses an infrared transmitter and an infrared counter for measurement, and this method has a relatively high capital cost for measurement.

[0005] Therefore, it is necessary to provide a new and improved plunger type glue supply pump metering mechanism to solve the above technical problems. Utility Model Content

[0006] The technical problem solved by the utility model is to provide an improved plunger type glue supply pump metering mechanism which can measure the glue injection amount during glue supply and display the remaining hinges and has low metering cost.

[0007] In order to solve the above technical problems, the improved plunger type glue supply pump metering mechanism provided by the utility model comprises: a glue supply mechanism and a metering mechanism;

[0008] The glue supply mechanism includes a glue cylinder, a cylinder mounting plate, a driving cylinder, a plunger, a glue outlet pipe and a glue inlet pipe, wherein the cylinder mounting plate is mounted on one side of the glue cylinder, the driving cylinder is fixedly mounted on the cylinder mounting plate, the plunger is slidably mounted in the glue cylinder, the output shaft of the driving cylinder extends into the glue cylinder and is fixedly connected to the plunger, and the glue outlet pipe and the glue inlet pipe are both fixedly mounted on the glue cylinder;

[0009] The metering mechanism includes a metering plate, a strip slider, a protrusion, two pointers, a push rod and a fixed plate. The metering plate is fixedly installed on the top of the rubber cylinder, the strip slider is slidably installed in the metering plate, the protrusion is fixedly installed on the top of the strip slider, the two pointers are respectively fixedly installed on both sides of the protrusion, the push rod is fixedly installed on the strip slider, one end of the push rod extends outside the metering plate and is slidably connected to the metering plate, the fixed plate is fixedly installed on the output shaft of the driving cylinder, and one end of the push rod is fixedly connected to the fixed plate.

[0010] As a further solution of the utility model, an internal threaded joint is fixedly installed at one end of the rubber outlet hose, and an external threaded joint is threadedly installed on the internal threaded joint.

[0011] As a further solution of the utility model, a glue outlet hose is fixedly mounted on the external threaded joint, and a glue outlet head is fixedly mounted on one end of the glue outlet hose.

[0012] As a further solution of the utility model, a first one-way valve is fixedly installed on the rubber outlet pipe, and a second one-way valve is fixedly installed on the rubber inlet pipe.

[0013] As a further solution of the utility model, a plurality of connecting rods are fixedly mounted on the cylinder mounting plate, and one end of each of the plurality of connecting rods is fixedly connected to the rubber cylinder.

[0014] As a further solution of the utility model, a scale is arranged on the top of the metering plate, a strip slide groove is opened on the top of the metering plate, and the protrusion passes through the strip slide groove and is slidably connected with the strip slide groove.

[0015] Compared with the related art, the improved plunger type glue supply pump metering mechanism provided by the utility model has the following beneficial effects:

[0016] 1. The utility model is provided with a glue supply mechanism, so that the glue stored in the glue cylinder can be pushed and supplied by starting the driving cylinder;

[0017] 2. The utility model provides a metering mechanism so that the amount of glue supplied can be measured according to the moving range of the pointer. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to facilitate understanding by those skilled in the art, the present invention is further described below in conjunction with the accompanying drawings.

[0019] Figure 1 A three-dimensional structural schematic diagram of the improved plunger-type glue supply pump metering mechanism provided by the utility model;

[0020] Figure 2 A partial cross-sectional structural schematic diagram of the improved plunger-type glue supply pump metering mechanism provided by the utility model;

[0021] Figure 3 for Figure 2 Schematic diagram of the enlarged structure of part A.

[0022] In the figure: 1. rubber cylinder; 2. cylinder mounting plate; 3. driving cylinder; 4. plunger; 5. rubber outlet pipe; 6. rubber inlet pipe; 7. metering plate; 8. strip slider; 9. bump; 10. pointer; 11. push rod; 12. fixing plate; 13. internal thread joint; 14. external thread joint; 15. rubber outlet hose; 16. rubber outlet head; 17. first one-way valve; 18. second one-way valve; 19. connecting rod. DETAILED DESCRIPTION

[0023] Please refer to Figure 1 , Figure 2 and Figure 3 ,in, Figure 1 A three-dimensional structural schematic diagram of the improved plunger-type glue supply pump metering mechanism provided by the utility model; Figure 2 A partial cross-sectional structural schematic diagram of the improved plunger-type glue supply pump metering mechanism provided by the utility model; Figure 3 for Figure 2 The enlarged structural diagram of part A in the figure. The improved plunger type glue supply pump metering mechanism comprises: a glue supply mechanism and a metering mechanism;

[0024] The glue supply mechanism includes a rubber cylinder 1, a cylinder mounting plate 2, a driving cylinder 3, a plunger 4, a rubber outlet pipe 5 and a rubber inlet pipe 6. The cylinder mounting plate 2 is mounted on one side of the rubber cylinder 1, the driving cylinder 3 is fixedly mounted on the cylinder mounting plate 2, the plunger 4 is slidably mounted in the rubber cylinder 1, the output shaft of the driving cylinder 3 extends into the rubber cylinder 1 and is fixedly connected to the plunger 4, and the rubber outlet pipe 5 and the rubber inlet pipe 6 are both fixedly mounted on the rubber cylinder 1;

[0025] The metering mechanism includes a metering plate 7, a strip slider 8, a protrusion 9, two pointers 10, a push rod 11 and a fixed plate 12. The metering plate 7 is fixedly installed on the top of the rubber cylinder 1, the strip slider 8 is slidably installed in the metering plate 7, the protrusion 9 is fixedly installed on the top of the strip slider 8, the two pointers 10 are respectively fixedly installed on both sides of the protrusion 9, the push rod 11 is fixedly installed on the strip slider 8, one end of the push rod 11 extends to the outside of the metering plate 7 and is slidably connected to the metering plate 7, the fixed plate 12 is fixedly installed on the output shaft of the driving cylinder 3, and one end of the push rod 11 is fixedly connected to the fixed plate 12.

[0026] like Figure 1 As shown, an internal thread joint 13 is fixedly installed at one end of the rubber outlet pipe 5, and an external thread joint 14 is threadedly installed on the internal thread joint 13;

[0027] By providing the internal thread joint 13 and the external thread joint 14 , it is possible to facilitate installation of the glue discharge hose 15 and the glue discharge head 16 , and the glue discharge hose 15 and the glue discharge head 16 can be quickly replaced according to demand.

[0028] like Figure 1 As shown, a glue outlet hose 15 is fixedly mounted on the external threaded joint 14, and a glue outlet head 16 is fixedly mounted on one end of the glue outlet hose 15;

[0029] By providing the glue discharge hose 15 and the glue discharge head 16 , it is possible to conveniently discharge the glue through the glue discharge hose 15 and the glue discharge head 16 to perform the glue supply work.

[0030] like Figure 2 As shown, a first one-way valve 17 is fixedly installed on the rubber outlet pipe 5, and a second one-way valve 18 is fixedly installed on the rubber inlet pipe 6;

[0031] By providing the first one-way valve 17 and the second one-way valve 18 , it is possible to prevent the glue liquid in the glue outlet pipe 5 and the glue inlet pipe 6 from flowing back.

[0032] like Figure 1 and Figure 2 As shown, a plurality of connecting rods 19 are fixedly mounted on the cylinder mounting plate 2, and one end of each of the connecting rods 19 is fixedly connected to the rubber cylinder 1;

[0033] By providing the connecting rod 19 , the cylinder mounting plate 2 can be fixed on the rubber cartridge 1 , and the distance between the rubber cartridge 1 and the cylinder mounting plate 2 can be kept fixed.

[0034] like Figures 1 to 3 As shown, a scale is provided on the top of the metering plate 7, a strip-shaped slide groove is provided on the top of the metering plate 7, and the protrusion 9 passes through the strip-shaped slide groove and is slidably connected to the strip-shaped slide groove;

[0035] By setting the scale, the residual amount of the glue liquid in the glue cylinder 1 can be observed and the glue supply amount can be measured.

[0036] The working principle of the improved plunger type glue supply pump metering mechanism provided by the utility model is as follows:

[0037] The glue liquid is injected into the glue cylinder 1 through the glue inlet pipe 6. When supplying glue, the glue outlet hose 15 and the glue outlet head 16 adapted to the glue supply pipeline are connected to the internal threaded joint 13 through the external threaded joint 14, and then the glue outlet head 16 is connected to the glue supply pipeline, and the driving cylinder 3 is started. The driving cylinder 3 drives the plunger 4 to slide in the glue cylinder 1 to squeeze out the glue liquid in the glue cylinder 1, so that the glue liquid is injected into the glue supply pipeline through the glue outlet hose 5, the glue outlet hose 15 and the glue outlet head 16 in turn. At the same time, when the driving cylinder 3 is started, it will drive the fixed plate 12 to move, and the fixed plate 12 drives the strip slider 8 to move through the push rod 11, and the strip slider 8 drives the protrusion 9 and the pointer 10 to move. The glue supply amount can be measured according to the moving range of the pointer 10, and the remaining glue amount in the glue cylinder 1 can be observed through the position of the pointer 10.

[0038] It should be noted that the equipment structure and drawings of the utility model mainly describe the principle of the utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. On the premise that the technical personnel in this field understand the principle of the above utility model, the details of the power mechanism, power supply system and control system can be clearly known. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be realized by simple programming by the technical personnel in this field;

[0039] The standard parts used therein can all be purchased from the market and can be customized according to the instructions and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art, and the structures and principles of the components known to technical personnel in this field can be known by these technical personnel through technical manuals or through conventional experimental methods.

[0040] Although the embodiments of the present invention have been shown and described, it is understood by those skilled in the art that various changes, modifications, substitutions and variations or direct or indirect applications may be made to these embodiments without departing from the principles and spirit of the present invention. In other related technical fields, the scope of the present invention is defined by the attached claims and their equivalents, which are equally included in the scope of patent protection of the present invention.

Claims

1. An improved plunger type glue pump metering mechanism, characterized in that: include: Glue supply mechanism and metering mechanism; The glue supply mechanism includes a glue cylinder, a cylinder mounting plate, a driving cylinder, a plunger, a glue outlet pipe and a glue inlet pipe, wherein the cylinder mounting plate is mounted on one side of the glue cylinder, the driving cylinder is fixedly mounted on the cylinder mounting plate, the plunger is slidably mounted in the glue cylinder, the output shaft of the driving cylinder extends into the glue cylinder and is fixedly connected to the plunger, and the glue outlet pipe and the glue inlet pipe are both fixedly mounted on the glue cylinder; The metering mechanism includes a metering plate, a strip slider, a protrusion, two pointers, a push rod and a fixed plate. The metering plate is fixedly installed on the top of the rubber cylinder, the strip slider is slidably installed in the metering plate, the protrusion is fixedly installed on the top of the strip slider, the two pointers are respectively fixedly installed on both sides of the protrusion, the push rod is fixedly installed on the strip slider, one end of the push rod extends outside the metering plate and is slidably connected to the metering plate, the fixed plate is fixedly installed on the output shaft of the driving cylinder, and one end of the push rod is fixedly connected to the fixed plate.

2. The improved plunger type glue supply pump metering mechanism according to claim 1 is characterized in that: An internal thread joint is fixedly installed at one end of the rubber outlet pipe, and an external thread joint is threadedly installed on the internal thread joint.

3. The improved plunger type glue supply pump metering mechanism according to claim 2 is characterized in that: A glue outlet hose is fixedly mounted on the external thread joint, and a glue outlet head is fixedly mounted on one end of the glue outlet hose.

4. The improved plunger type glue supply pump metering mechanism according to claim 1 is characterized in that: A first one-way valve is fixedly installed on the rubber outlet pipe, and a second one-way valve is fixedly installed on the rubber inlet pipe.

5. The improved plunger type glue supply pump metering mechanism according to claim 1 is characterized in that: A plurality of connecting rods are fixedly mounted on the cylinder mounting plate, and one end of each of the connecting rods is fixedly connected to the rubber cylinder.

6. The improved plunger type glue pump metering mechanism according to claim 1, characterized in that: The top of the metering plate is provided with a scale, the top of the metering plate is provided with a strip slide groove, and the protrusion passes through the strip slide groove and is slidably connected with the strip slide groove.

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