CN212202430U

CN212202430U - Bellows type rubber pump

Info

Publication number: CN212202430U
Application number: CN202020340600.3U
Authority: CN
Inventors: 邵圣
Original assignee: Wuxi Fanhua Semiconductor Technology Co ltd
Current assignee: Wuxi Fanhua Semiconductor Technology Co ltd
Priority date: 2020-03-18
Filing date: 2020-03-18
Publication date: 2020-12-22
Anticipated expiration: 2030-03-18

Abstract

The utility model discloses a bellows type glue pump, including base and roof, the case is glued to the pump is installed to the upside of base, the upside fixed mounting that the case was glued to the pump has the bottom plate of rectangle, the bellows is installed to the upside of bottom plate, the upper end of bellows is connected with the push-and-pull plate, the upside middle part fixed mounting of push-and-pull plate has the rack, step motor is installed to the upside of roof, install the gear on step motor's the output shaft, wheel and rack toothing, the case is glued to the pump includes the box of rectangle, the case lid is installed to the last port of box. Utilize step motor to drive rack reciprocating motion from top to bottom, the bellows is by tensile and compression repeated, realizes that the pump glues, owing to adopt step motor drive to the amount of movement from top to bottom of control rack that can be accurate, and then accurate control bellows flexible volume and the pump volume of gluing.

Description

Bellows type rubber pump

Technical Field

The utility model relates to a glue pump technical field specifically is a bellows type rubber pump.

Background

At present, a common plunger pump is selected for conveying high-viscosity fluid media, the conventional plunger pump generally consists of a power mechanism and an actuating mechanism, the two parts are connected in an integrated manner, and the power mechanism is divided into a pneumatic form and an electric form. The actuating mechanism consists of two one-way valves, a pump body and accessories thereof. When the high-viscosity fluid medium conveying device works, the motor drives the piston to reciprocate, so that the volume of an inner chamber between the two one-way valves is changed, and the fluid medium in the chamber flows towards one direction under the guidance of the two one-way valves in the same direction, so that the high-viscosity fluid medium is conveyed. However, the glue discharging amount of the glue pump is inconvenient to accurately control, and the use has certain limitation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bellows type glues pump to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a bellows type glue pump, includes base and roof, the case is glued to the pump is installed to the upside of base, the upside fixed mounting that the case was glued to the pump has the bottom plate of rectangle, the bellows is installed to the upside of bottom plate, the upper end of bellows is connected with the push-and-pull plate, the upside middle part fixed mounting of push-and-pull plate has the rack, step motor is installed to the upside of roof, install the gear on step motor's the output shaft, gear and rack toothing, the case is glued to the pump includes the box of rectangle, the case lid is installed to the last port of box.

Preferably, the four corners of the upper side of the base are fixedly provided with stand columns, and the upper ends of the stand columns are fixedly arranged with the bottom of the top plate.

Preferably, the middle part of roof is equipped with the rectangular hole that runs through, the rack runs through from the rectangular hole, the lower extreme of bellows passes through the inner chamber intercommunication of pipe and pump glue case.

Preferably, a polish rod is connected between four corners of the upper side of the bottom plate and the top plate, and penetrates through the push-pull plate and is in sliding connection with the push-pull plate.

Preferably, the left side and the right side of the box body are respectively provided with a first one-way valve and a second one-way valve which are communicated with the inner cavity of the box body.

Preferably, the flange of rectangle is installed to the upside inner chamber of box, the upside of flange is equipped with the annular, the well bonding of annular has rubber seal, rubber seal's upside and case lid contact.

Compared with the prior art, the beneficial effects of the utility model are that: utilize step motor to drive rack reciprocating motion from top to bottom, the bellows is stretched and compression repeatedly, and when the bellows was stretched, certain negative pressure produced in the pump gluey case, the glue solution was inhaled in the pump gluey case through first check valve, and when the bellows recompressed, the atmospheric pressure of pump gluey case increased, and the glue solution was discharged through second check valve. The glue pump is driven by the stepping motor, so that the vertical movement amount of the rack can be accurately controlled, and the expansion amount of the corrugated pipe and the glue amount of the pump can be accurately controlled.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic top view of the present invention;

fig. 3 is a schematic structural diagram of the pump glue box of the present invention.

In the figure: 1. a base; 2. a top plate; 3. a column; 4. a stepping motor; 5. a gear; 6. a rack; 7. a polish rod; 8. a pump glue box; 81. a box body; 82. a box cover; 83. a flange; 84. a rubber seal ring; 9. a bellows; 10. a push-pull plate; 11. a circular tube; 12. a base plate; 13. a first check valve; 14. a second one-way valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a bellows type glues pump, including base 1 and roof 2, the case 8 is glued to the pump is installed to base 1's upside, the upside fixed mounting of case 8 is glued to the pump has the bottom plate 12 of rectangle, bellows 9 is installed to the upside of bottom plate 12, the upper end of bellows 9 is connected with push-and-pull plate 10, base 1's upside four corners fixed mounting has stand 3, the upper end of stand 3 and the bottom fixed mounting of roof 2, be connected with polished rod 7 between the upside four corners of bottom plate 12 and the roof 2, polished rod 7 runs through push-and-pull plate 10 and sliding connection rather than, polished rod 7 plays the guide effect to reciprocating of push-and-pull plate.

The upside middle part fixed mounting of push-and-pull plate 10 has rack 6, step motor 4 is installed to the upside of roof 2, install gear 5 on step motor 4's the output shaft, gear 5 and rack 6 meshing, the middle part of roof 2 is equipped with the rectangular hole that runs through, rack 6 runs through from the rectangular hole, the lower extreme of bellows 9 passes through the inner chamber intercommunication of bellows 11 and pump glue case 8, the pipe 11 is used for the circulation of gas between bellows 9 and the pump glue case 8.

The pump rubber box 8 comprises a rectangular box body 81, a box cover 82 is installed at an upper end opening of the box body 81, a first check valve 13 and a second check valve 14 which are communicated with inner cavities of the box body 81 are installed on the left side and the right side of the box body 81 respectively, the flowing direction of gas passing through the first check valve 13 and the second check valve 14 is the same, a rectangular flange 83 is installed in an inner cavity of the upper side of the box body 81, an annular groove is formed in the upper side of the flange 83, a rubber sealing ring 84 is bonded in the annular groove, and the upper side of the rubber sealing ring 84 is in contact.

The working principle is as follows: when the automatic glue pumping device is used, the first one-way valve 13 is connected to a glue storage tank through a pipeline, the second one-way valve 14 is connected to a glue pumping head through a pipeline, after the stepping motor 4 is started, the gear 5 drives the rack 6 to move upwards or downwards, the rack 6 stretches or compresses the corrugated pipe 9, when the corrugated pipe 9 is stretched, air in the glue pumping box 8 is sucked into the corrugated pipe 9, certain negative pressure is generated in the glue pumping box 8, glue liquid is sucked into the glue pumping box 8 through the first one-way valve 13, when the corrugated pipe 9 is recompressed, the air pressure of the glue pumping box 8 is increased, and the glue liquid is discharged through the second one-way valve 14.

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. The utility model provides a pump is glued to bellows formula, includes base (1) and roof (2), its characterized in that: the utility model discloses a pump glue box, including base (1), pump glue box (8), the upside fixed mounting of pump glue box (8) has bottom plate (12) of rectangle, bellows (9) are installed to the upside of bottom plate (12), the upper end of bellows (9) is connected with push-and-pull plate (10), the upside middle part fixed mounting of push-and-pull plate (10) has rack (6), step motor (4) are installed to the upside of roof (2), install gear (5) on the output shaft of step motor (4), gear (5) and rack (6) meshing, pump glue box (8) include box (81) of rectangle, case lid (82) are installed to the last port of box (81).

2. The bellows-type rubber pump according to claim 1, wherein: the upper side four corners of base (1) are fixedly mounted with columns (3), the upper ends of columns (3) are fixedly mounted with the bottom of roof (2).

3. The bellows-type rubber pump according to claim 1, wherein: the middle part of roof (2) is equipped with the rectangular hole that runs through, rack (6) run through from the rectangular hole, the lower extreme of bellows (9) passes through the inner chamber intercommunication of pipe (11) and pump glue case (8).

4. The bellows-type rubber pump according to claim 1, wherein: and polish rods (7) are connected between four corners of the upper side of the bottom plate (12) and the top plate (2), and the polish rods (7) penetrate through the push-pull plate (10) and are in sliding connection with the push-pull plate.

5. The bellows-type rubber pump according to claim 1, wherein: and a first one-way valve (13) and a second one-way valve (14) communicated with the inner cavity of the box body (81) are respectively arranged on the left side and the right side of the box body.

6. The bellows-type rubber pump according to claim 1, wherein: the flange (83) of rectangle are installed to the upside inner chamber of box (81), the upside of flange (83) is equipped with the annular, it has rubber seal (84) to bond in the annular, the upside and case lid (82) contact of rubber seal (84).