CN213435382U

CN213435382U - Precise screw pump feeding mechanism matched with pressure plate

Info

Publication number: CN213435382U
Application number: CN202022159006.7U
Authority: CN
Inventors: 刘鹏; 龙美元
Original assignee: Shenzhen Dalicheng Plastic Hardware Products Co ltd
Current assignee: Shenzhen Dalicheng Plastic Hardware Products Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-06-15
Anticipated expiration: 2030-09-27

Abstract

The utility model relates to an equipment technical field is glued to point discloses accurate screw pump feeding mechanism is joined in marriage to pressure disk, including servo motor, servo motor's upper portion is fixed on the connecting rod, just servo motor's lower part is provided with the connecting block, the lower part of connecting block is provided with the solid fixed cylinder, gu fixed cylinder female connection has the screw pump, the bottom of screw pump is provided with the pressure disk, the bottom middle part of pressure disk is provided with the recess, the recess is linked together with the screw pump, servo motor's output through connection piece and end are connected with the screw pump. The utility model discloses because pressure disk collocation screw pump only needs the pressure disk can tightly paste the glue surface of water, just can take out glue and come the feed to need not bigger pressure, normal feed just can be accomplished to normal 0.2-0.3MPa pressure, because the material is supplied out through the screw pump, the motor control screw pump rotational speed just can thereby reach accurate control discharge volume, realizes that the many proportions ratio is glued.

Description

Precise screw pump feeding mechanism matched with pressure plate

Technical Field

The utility model relates to a dispensing equipment technical field especially relates to precision screw pump feeding mechanism is joined in marriage to pressure disk.

Background

The dispenser is also called a glue spreader, a glue dispenser, a glue filling machine and the like, and is specially used for controlling the fluid. And the fluid is dripped and coated on the surface of the product or an automatic machine inside the product, so that three-dimensional and four-dimensional path dispensing, accurate positioning, accurate glue control, no wire drawing, no glue leakage and no glue dripping can be realized. The glue dispenser is mainly used for accurately dispensing, injecting, coating and dripping glue, paint and other liquids in a product process to each accurate position of a product, and can be used for realizing dispensing, line drawing, circular or arc.

Most plunger pumps are adopted in existing glue dispensers, the required force and pressure are very large, glue leaks from the joint of the pump clamping or the pump head easily, the cost is very high, the glue application degree of powder and particles is not strong, the metering precision is not high, and based on the above, the design of a pressure plate matched precision screw pump feeding mechanism is urgently needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a precision screw pump feeding mechanism is joined in marriage to pressure disk, because pressure disk collocation screw pump, only need the pressure disk can tightly paste the glue surface of water, just can take out glue and come the feed, and need not bigger pressure, normal feed just can be accomplished to normal 0.2-0.3MPa pressure, realize the advantage that the glue was glued to the ratio of many proportions, the plunger pump is adopted mostly to having solved current point gum machine, dynamics and pressure that demand are very big, easy calorie of pump or pump head junction is leaked and is glued, the cost is very high, and to the powder, the glue application degree of granule is not strong, the problem that the measurement accuracy is also not high.

According to the utility model discloses accurate screw pump feeding mechanism is joined in marriage to pressure disk, including servo motor, servo motor's upper portion is fixed on the connecting rod, just servo motor's lower part is provided with the connecting block, the lower part of connecting block is provided with the solid fixed cylinder, gu fixed cylinder female connection has the screw pump, the bottom of screw pump is provided with the pressure disk, the bottom middle part of pressure disk is provided with the recess, the recess is linked together with the screw pump, servo motor's output through connection piece and end are connected with the screw pump.

Furthermore, the top both sides of pressure disk all are provided with the gag lever post, the upper portion of gag lever post is fixed on the connecting rod, the middle part and the connecting block of gag lever post are fixed mutually.

Furthermore, the lower part of the servo motor is connected with a servo speed reducer, and the output end of the servo speed reducer penetrates through the connecting block and the tail end of the servo speed reducer is connected with the screw pump.

Furthermore, a channel is arranged in the middle of the bottom end of the groove and communicated with the fixed cylinder through a screw pump, and a glue outlet is formed in one side of the fixed cylinder.

Further, be provided with the ball-cock assembly on the play jiao kou, the end intercommunication discharging pipe of ball-cock assembly.

Further, air cylinders are arranged on two sides of the lower portion of the feeding mechanism of the precision screw pump matched with the pressure plate, and the output ends of the air cylinders are fixed with the connecting rod.

Furthermore, a moving chain belt is arranged on one side of the connecting rod, and the lower end of the moving chain belt is fixed on the side wall of the air cylinder.

Furthermore, a control box is arranged on one side of the cylinder, and the control box is respectively electrically connected with the feeding mechanism of the precision screw pump matched with the pressure plate and the cylinder.

Furthermore, the cylinder and the control box are arranged on the base, universal wheels are arranged on four sides of the bottom end of the base, fixing feet are arranged on one sides of the universal wheels, and the fixing feet are in threaded connection with the base to complete lifting and fixing.

Further, the upper side of control box is provided with the touch-sensitive screen, the touch-sensitive screen with connect control box internal controller, the controller is joined in marriage accurate screw pump feeding mechanism electricity with the pressure disk and is connected.

Compared with the prior art, the utility model beneficial effect who has is:

1. the pressure plate is matched with the screw pump, so that the glue can be pumped up for feeding only by tightly adhering the pressure plate to the glue surface, normal feeding can be completed under the normal pressure of 0.2-0.3MPa without higher pressure, and the material is fed out by the screw pump, so that the motor controls the rotating speed of the screw pump, the discharge amount can be accurately controlled, and multi-proportion dispensing is realized;

2. the metering accuracy of the screw pump is accurate, glue can be continuously and stably output, the servo motor drives the screw pump to rotate through the servo speed reducer, the screw pump can suck materials from the groove at the bottom of the pressure plate, the glue materials are sucked out through the channel, the glue at the bottoms of the glue barrel A and the glue barrel B can be sucked out, and material waste is reduced.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a top view of the feeding mechanism of the precision screw pump with a pressure plate according to the present invention;

FIG. 2 is a schematic structural view of a feeding mechanism of a precision screw pump with a pressure plate according to the present invention;

FIG. 3 is a schematic structural view of one side of a dispenser for a feeding mechanism of a precision screw pump with a pressure plate;

fig. 4 is a schematic view of the other side of the dispensing machine for a feeding mechanism of a precision screw pump matched with a pressure plate.

In the figure: the device comprises a base 1, a control box 2, an air cylinder 3, a connecting rod 4, a glue pressing disc 5-A matched precise screw pump feeding mechanism, a glue pressing disc 6-B matched precise screw pump feeding mechanism, a limiting rod 7, a servo motor 8, a connecting block 9, a fixing cylinder 10, a screw pump 11, a pressing disc 12, a groove 13, a channel 14, a glue outlet 15, an air cylinder manual valve 16, a pressure regulating valve 17, a touch screen 18, a fixing pin 19, a universal wheel 20 and a moving chain belt 21.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The following describes the implementation of the present invention in detail with reference to specific embodiments.

The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

Referring to fig. 1-4, the preferred embodiment of the present invention is shown.

A double-pressure-disc pump dispenser comprises a base 1, a control box 2 is arranged on one side of the top end of the base 1, air cylinders 3 are arranged on the side edge of the base on one side of the control box 2, connecting rods 4 are fixed on the output ends of every two air cylinders 3, an A glue discharging mechanism 5 and a B glue discharging mechanism 6 are respectively fixed at the bottom ends of the two connecting rods 4, an A glue barrel and a B glue barrel are respectively arranged on the base 1 right below the A glue discharging mechanism 5 and the B glue discharging mechanism 6, a moving chain belt 21 is connected on the two connecting rods 4, the lower end of the moving chain belt 21 is fixed on the side wall of the air cylinder 3, the moving chain belt 21 can ensure that the connecting rods 4 move in a vertical plane under the pushing of the air cylinders 3, the control box 2 is respectively electrically connected with the A glue discharging mechanism 5, the B glue discharging mechanism 6 and the air cylinders 3, the A glue discharging mechanism 5 and the, the glue can be continuously and stably output, and the precision is high.

In this embodiment, all be provided with universal wheel 20 on four sides of the bottom of base 1, one side of universal wheel 20 is provided with fixed foot 19, and fixed foot 19 accomplishes the lift with base 1 threaded connection and fixes, and universal wheel 20 has realized the removal of point gum machine, and the point gum machine's of fixed foot 19 assurance steadiness when using has guaranteed the normal use of point gum machine.

In the embodiment, a touch screen 18 is arranged at the upper part of the control box 2, the touch screen 18 is connected with a controller in the control box 2, the controller 2 is respectively connected with the glue discharging mechanism A5 and the glue discharging mechanism B6, a cylinder manual valve 16 is arranged at one side of the control box 2, the cylinder manual valve 16 is connected with four cylinders 3, the cylinder manual valve 16 is used for lifting and stopping the pressure plate 12, the pressure plate 12 descends when the handle is on the right side, and the pressure plate 12 is in a stopping state when the handle is in the middle; pressure disk 12 is to rising when the handle is on the left side, the below of cylinder manual valve 16 is provided with pressure regulating valve 17, pressure regulating valve 17 connection control case 2 internal control ware, the controller is connected with cylinder 3, pressure regulating valve 17 realizes the pressure regulation of cylinder 3, touch-sensitive screen 18 can glue discharge mechanism 5 to A, discharge mechanism 6 is glued to B controls, and pressure regulating valve 17 can change the pressure value of cylinder 3, in order to reduce the pressure value of pressure disk 12, the volume of spouting of all realizing glue outlet 15 changes, its pressure of gluing thick regulation pressure disk 12 according to glue.

In this embodiment, each of the

glue discharging mechanisms

5 and 6 includes a servo motor 8, the upper portion of the servo motor 8 is fixed on the connecting rod 4, the lower portion of the servo motor 8 is provided with a connecting block 9, the lower portion of the connecting block 9 is provided with a fixed cylinder 10, the fixed cylinder 10 is in threaded connection with a screw pump 11, the bottom end of the screw pump 11 is provided with a pressure plate 12, two sides of the top end of the pressure plate 12 are provided with a limit rod 7, the upper portion of the limit rod 7 is fixed on the connecting rod 4, the middle portion of the limit rod 7 is fixed with the connecting block 9, the lower portion of the servo motor 8 is connected with a servo reducer, the output end of the servo reducer penetrates through the connecting block 9 and the tail end is connected with the screw pump 11, the middle portion of the bottom end of the pressure plate 12 is provided with a groove 13, the middle portion of the bottom, the glue barrel A and the glue barrel B enter the screw pump 11 from the channel 14 under the pressure of the pressure plate 12, enter the fixed barrel 10 and finally flow out from the glue outlet 15 on the fixed barrel 10 to finish glue discharging, because the pressure plate 12 is matched with the screw pump 11, the glue can be pumped up to supply only by the pressure plate 12 being tightly attached to the glue surface, no higher pressure is needed, normal supply can be finished under the normal pressure of 0.2-0.3MPa, and because the material is supplied out through the screw pump 11, the motor can control the rotating speed of the screw pump, thereby achieving accurate control of discharge amount and realizing multi-proportion glue dispensing.

When the technical scheme is used, firstly, the universal wheel 20 is utilized to realize the movement of the dispenser, then the firmness of the dispenser in use is ensured by the fixing foot 19, when in use, the control box 2 is utilized to control the cylinder 3 to drive the glue discharging mechanism 5A, the glue discharging mechanism 6B moves downwards to be attached to the glue barrel A and the glue barrel B, the rotating speed of the servo motor 8 and the gas pressure in the cylinder 3 are adjusted to be capable of dispensing glue with different viscosities, the glue discharging device is widely suitable for glue discharging of high-viscosity glue, the glue discharging amount can be changed, the touch screen 18 can control the rotating speed of the servo motor 8 in the glue discharging mechanism 5A and the glue discharging mechanism 6B, the rotating speed of the screw pump 11 is adjusted, the pressure value of the cylinder 3 can be changed by the pressure adjusting valve 17 to reduce the pressure value of the pressure plate 12, the glue discharging amount change of the glue outlet 15 can be realized, the glue discharging mechanism 5A and the glue discharging mechanism 6B are both driven by the servo, the screw pump 11 feeds materials to enable glue to be continuously and stably output, the precision is high, the control box 2 controls the servo motor 8 to rotate, the servo motor 8 drives the screw pump 11 to rotate through the servo speed reducer, the screw pump 11 continuously absorbs glue materials through the channel 14, the glue at the bottoms of the glue barrel A and the glue barrel B can be sucked out, and material waste is reduced.

In the embodiment, the screw pump 11 is used for feeding skillful force and not violent force, the precision and the application range of the screw pump 11 are larger than those of a plunger pump, in addition, the servo motor 8 adopted in the embodiment is only a technical means, in fact, the stepping motor is matched with a gear pump, the stepping motor is matched with a speed reducer and a screw pump, and the servo motor 8 is not standard matching, so the price is more advantageous, compared with imported similar products, the price can be reduced by 50%, and the second measurement precision can be 10 seconds or 50 seconds aiming at the high-viscosity measurement precision.

In this embodiment, the whole operation process can be controlled by a computer, and PLC and the like are added to realize automatic operation control, and in each operation link, signal feedback can be performed by setting a sensor to realize sequential execution of steps, which are conventional knowledge of the current automatic control, and are not repeated in this embodiment.

The details of the present invention are well known to those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Accurate screw pump feeding mechanism is joined in marriage to pressure disk, its characterized in that: including servo motor, servo motor's upper portion is fixed on the connecting rod, just servo motor's lower part is provided with the connecting block, the lower part of connecting block is provided with the solid fixed cylinder, gu fixed cylinder female connection has the screw pump, the bottom of screw pump is provided with the pressure disk, the bottom middle part of pressure disk is provided with the recess, the recess is linked together with the screw pump, servo motor's output through connection piece and end are connected with the screw pump.

2. The feeding mechanism of a platen precision screw pump according to claim 1, wherein: the top both sides of pressure disk all are provided with the gag lever post, the upper portion of gag lever post is fixed on the connecting rod, the middle part and the connecting block of gag lever post are fixed mutually.

3. The feeding mechanism of a platen precision screw pump according to claim 2, wherein: the lower part of the servo motor is connected with a servo speed reducer, and the output end of the servo speed reducer penetrates through the connecting block and the tail end of the servo speed reducer is connected with the screw pump.

4. The feeding mechanism of a precision screw pump with a platen according to claim 3, wherein: the middle of the bottom end of the groove is provided with a channel, the channel is communicated with the fixed cylinder through a screw pump, and one side of the fixed cylinder is provided with a glue outlet.

5. The feeding mechanism of a precision screw pump with a platen according to claim 4, wherein: and the glue outlet is provided with an air-out ball valve, and the tail end of the air-out ball valve is communicated with the discharge pipe.

6. The feeding mechanism of a precision screw pump with a platen according to claim 5, wherein: and air cylinders are arranged on two sides of the lower part of the feeding mechanism of the precision screw pump matched with the pressure plate, and the output ends of the air cylinders are fixed with the connecting rod.

7. The feeding mechanism of a platen precision screw pump according to claim 6, wherein: and a moving chain belt is arranged on one side of the connecting rod, and the lower end of the moving chain belt is fixed on the side wall of the cylinder.

8. The feeding mechanism of a platen precision screw pump according to claim 7, wherein: and a control box is arranged on one side of the cylinder, and the control box is respectively electrically connected with the feeding mechanism of the precision screw pump matched with the pressure plate and the cylinder.

9. The feeding mechanism of a precision screw pump with a platen according to claim 8, wherein: the air cylinder and the control box are arranged on the base, universal wheels are arranged on four sides of the bottom end of the base, fixing feet are arranged on one sides of the universal wheels, and the fixing feet are in threaded connection with the base to complete lifting and fixing.

10. The feeding mechanism of a platen precision screw pump according to claim 9, wherein: the upper side of the control box is provided with a touch screen, the touch screen is connected with a controller in the control box, and the controller is electrically connected with a feeding mechanism of the precision screw pump matched with the pressure plate.