CN216655097U

CN216655097U - Cleaning device for needle head of dispensing valve

Info

Publication number: CN216655097U
Application number: CN202122915466.2U
Authority: CN
Inventors: 周雄; 刘永青; 吴潇; 袁城
Original assignee: Shenzhen Axxon Automation Co Ltd
Current assignee: Shenzhen Axxon Automation Co Ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-06-03
Anticipated expiration: 2031-11-25

Abstract

The utility model discloses a dispensing valve needle head cleaning device which comprises a rotary motor, a driving gear, a first driven gear, a second driven gear, cleaning brushes, connecting shafts, a cleaning tank, a fixing assembly and an air blowing assembly, wherein the driving gear is arranged at the working end of the rotary motor; the utility model has good cleaning effect, can reduce the loss of raw materials and pollution, and has good market application value.

Description

Cleaning device for needle head of dispensing valve

Technical Field

The utility model belongs to the field of cleaning devices for dispensing valves, and particularly relates to a cleaning device for a needle head of a dispensing valve.

Background

In the field of fluid automatic dispensing, a dispensing valve belongs to a key component of a dispensing system, and dispensing precision is used as an important index and is influenced by the flow speed and flow of glue. Due to the fact that the viscosity of the glue is high, glue hanging and glue residue on the valve nozzle can occur in the glue dispensing process, and the glue of the valve nozzle must be cleaned in order to guarantee the glue dispensing precision. At present domestic wiper mechanism, mainly use dustless cloth to clean crew cut valve nozzle, dustless cloth clamp syringe needle and the rotary drum who is equipped with the sponge and carry out the frictioning, two kinds of former modes consume dustless cloth material, need regularly change moreover and handle the waste material, and the dustless cloth of use is in the state that drops in the board, pollutes board work area, and the third kind of mode belongs to the nonoculture and cleans, to the glue that viscosity is high, and the frictioning effect is not obvious.

The prior art has defects and needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a cleaning device for a needle head of a dispensing valve, which solves the problems.

In order to solve the above problems, the technical scheme provided by the utility model is as follows: a cleaning device for a needle head of a dispensing valve comprises a rotary motor, a driving gear, a first driven gear, a second driven gear, cleaning brushes, connecting shafts, a cleaning tank, a fixing assembly and a blowing assembly, wherein the driving gear is arranged at the working end of the rotary motor, the first driven gear is arranged on the right side of the driving gear and meshed with the driving gear, the second driven gear is arranged on the right side of the first driven gear and meshed with the first driven gear, the two connecting shafts are oppositely arranged on the left side and the right side of the upper end of the fixing assembly, the first driven gear and the second driven gear are respectively arranged at the rear ends of the two connecting shafts, the two cleaning brushes are respectively arranged at the front ends of the two connecting shafts, the cleaning tank is arranged below the cleaning brushes, and the lower ends of the cleaning brushes are immersed in the cleaning tank, the air blowing assembly is arranged on the right side of the fixing assembly; the washing solvent has been held in the washing tank, in the latter half entering washing solvent of washing brush, the dispensing valve syringe needle was arranged in two wash the crack of brush between, through driving gear, first driven gear and second driven gear's effect can increase two wash the rotational speed of brush, two wash the brush with the same speed rotation in opposite directions, the dipping that does not stop is clear the washing solvent and is collided with the dispensing valve syringe needle to accomplish the clearance of syringe needle cull.

Preferably, the fixed subassembly includes bottom plate, riser and motor mounting panel, the riser vertical fixation in the middle of the right-hand member of bottom plate, motor mounting panel vertical fixation in the left end rear side of bottom plate, the rotating electrical machines is fixed in the upper end rear side of motor mounting panel, the axle head of rotating electrical machines is provided with the transmission shaft, the transmission shaft runs through the motor mounting panel, the driving gear set up in on the transmission shaft, the left and right sides of the upper end of riser is provided with two bearings relatively, two the centre of connecting axle is fixed in two respectively in the bearing, both sides are provided with handle and clearance ring respectively around the washing brush, handle and clearance ring all set up in on the connecting axle for retrain the axial float of washing brush.

Preferably, the below of washing tank is provided with the buckler, the buckler is arranged in receiving the cleaning solvent that spills out among the cleaning process, be provided with the inlet tube on the leading flank of washing tank, the bottom surface of washing tank is provided with the outlet pipe, be provided with the filtration circulating device between inlet tube and the outlet pipe, be used for filtering the impurity of the solvent in the washing tank and make the cleaning solvent circulation recycle to the loss of material has been reduced, has reduced the pollution to equipment.

Preferably, the blowing assembly comprises a blowing pipe and a qi pipe block, the qi pipe block is used for connecting the blowing pipe with external air pressure, the lower end of the blowing pipe is connected with the qi pipe block, the upper end of the blowing pipe is located above the middle of the cleaning tank, and the blowing pipe is used for drying the surface of the needle head of the dispensing valve after cleaning.

Preferably, an inductor assembly is arranged in front of the driving gear, and the inductor assembly is arranged on the fixing plate on the bottom plate and used for identifying the rotation signal of the driving gear.

Compared with the prior art, the cleaning device has the advantages that by adopting the scheme, the two cleaning brushes oppositely rotate at a high speed, the cleaning solvent is continuously dipped, the dispensing valve needle head between the two cleaning brush seams is repeatedly clamped and cleaned, the cleaning effect is good, the cleaning device can be suitable for cleaning various valve nozzles with needle head structures, the whole cleaning process is carried out in the cleaning tank through the arrangement of the cleaning tank, the water inlet pipe, the water outlet pipe and the filtering and circulating device, the pollution to a dispensing working area is reduced, the cleaning solvent can be circularly and repeatedly utilized after impurities are removed through the filtering and circulating device, the loss and waste of raw materials are reduced, and the problems that the glue wiping effect is not obvious, the working area is polluted and raw materials are consumed are solved.

Drawings

For a clearer explanation of the embodiments or technical solutions in the prior art, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a general schematic of the structure of the present invention;

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

FIG. 3 is a rear view of the present invention;

fig. 4 is a front view of the present invention.

The reference numbers indicated in the figures: the cleaning device comprises a rotating motor 1, a driving gear 2, a cleaning brush 3, a cleaning tank 4, a waterproof tank 5, a bottom plate 6, a vertical plate 7, a connecting shaft 8, a handle 9, a gap ring 10, a first driven gear 11, a second driven gear 12, a motor fixing plate 13, a water inlet pipe 14, a water outlet pipe 15, an inductor assembly 16, an air blowing pipe 17 and a gas pipe block 18.

Detailed Description

In order to facilitate an understanding of the utility model, the utility model is described in more detail below with reference to the accompanying drawings and specific examples. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The use of the terms "fixed," "integrally formed," "left," "right," and the like in this specification is for illustrative purposes only, and elements having similar structures are designated by the same reference numerals in the figures.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

Example 1: as shown in figure 1, a cleaning device for a dispensing valve needle comprises a rotating motor 1, a driving gear 2, a cleaning brush 3, a cleaning tank 4, a waterproof tank 5, a bottom plate 6 and a vertical plate 7, wherein the bottom plate 6 is used for supporting the cleaning device, the vertical plate 7 is fixed on the bottom plate 6, two bearings are oppositely arranged at the upper end of the vertical plate 7, as shown in figure 2, a connecting shaft 8 is respectively fixed in the two bearings, the two cleaning brushes 3 are respectively fixed at the front ends of the two connecting shafts 8 and positioned in front of the vertical plate 7, a handle 9 and a gap ring 10 are arranged on the connecting shafts 8 at the front side and the rear side of the cleaning brushes 3, the handle 9 and the gap ring 10 are used for fastening the front side and the rear side of the cleaning brushes 3, the cleaning brushes 3 are prevented from axially moving in the high-speed rotating process, and therefore the cleaning effect of the dispensing valve needle is influenced, as shown in figure 3, a first driven gear 11 and a second driven gear 12 are respectively fixed at the rear ends of the two connecting shafts 8, first driven gear 11 and second driven gear 12 are located the rear of riser 7, and first driven gear 11 meshes with driving gear 2 mutually, and second driven gear 12 meshes with first driven gear 11 nature, and the left rear end of bottom plate 6 is provided with motor fixed plate 13 for fixed rotating electrical machines 1.

The rotating motor 1 is used for driving the first driven gear 11 to rotate so as to drive the second driven gear 12 to rotate, the first driven gear 11 and the second driven gear 12 rotate oppositely to drive the two connecting shafts 8 to rotate oppositely so as to drive the two cleaning brushes 3 to rotate oppositely, the rotating speed of the cleaning brushes 3 can be increased through the linkage of the driving gear 2, the first driven gear 11 and the second driven gear 12, and the purpose of cleaning a needle head is achieved through the contact of the cleaning brushes 3 which rotate at a high speed and the needle head of the dispensing valve; the dispensing valve needle head is placed between the two crack of the cleaning brush 3, the lower half part of the cleaning brush 3 enters the cleaning solvent in the cleaning groove 4, the cleaning solvent is dipped continuously in the rotating process of the cleaning brush 3, the cleaning solvent is repeatedly coated on the dispensing valve needle head, and then the dispensing valve needle head is clamped and cleaned through the two cleaning brush 3, so that the dispensing valve needle head is cleaned; the cleaning mode cleaning performance of this equipment point gum valve syringe needle is good and be applicable to the washing that has the multiple valve nozzle of syringe needle structure, has reduced the obscure condition of traditional frictioning equipment frictioning effect, and the cleaning solvent that spills in the cleaning process can fall into or flow into in the water-proof tank 5 to the pollution to work area in the cleaning process has been reduced.

Example 2: in order to reduce the waste of raw materials and reduce the material loss, as shown in fig. 1 and 4, a water inlet pipe 14 is arranged on the front side surface of the cleaning tank 4, a water outlet pipe 15 is arranged on the bottom surface of the cleaning tank 4, the water inlet pipe 14 and the water outlet pipe 15 are respectively connected with an outlet and an inlet of a filtering and circulating device, so that the used cleaning solvent in the cleaning tank 4 enters the filtering and circulating device from the water outlet pipe 15, impurities in the cleaning solvent are filtered by the filtering and circulating device, the filtered cleaning solvent enters the cleaning tank 4 again through the water inlet pipe 14 and is continuously used for cleaning the needle head of the dispensing valve, thereby realizing the recycling of the cleaning solvent and saving raw materials.

Example 3: in order to blow the dispensing valve needle after cleaning, as shown in fig. 1 and 2, a sensor assembly 16 is arranged on the left side of a bottom plate 6, a blowing assembly is arranged on the right side of the bottom plate 6 and comprises a blowing pipe 17 and a qi pipe block 18, after the dispensing valve needle is cleaned, a rotating motor 1 stops working, when the sensor assembly 16 senses that a driving gear 2 stops rotating, the blowing assembly starts working, air enters the blowing pipe 17 through the qi pipe block 18 by external air pressure, and is blown on the cleaned dispensing valve needle through the blowing pipe 17, so that the surface of the dispensing valve needle is blown dry.

The working principle of the utility model is as follows: the front and back of the cleaning brush are fixed through the handle and the clearance ring, a proper amount of cleaning solvent is added into the cleaning tank, then the dispensing valve needle to be cleaned is placed between the cracks of the two cleaning brushes, then the rotating motor works to drive the driving gear to rotate, so that the first driven gear is driven to rotate, and further the second driven gear is driven to rotate, the first driven gear and the second driven gear rotate in opposite directions to drive the two connecting shafts to rotate in opposite directions, so that the two cleaning brushes are driven to rotate in opposite directions, the cleaning solvent in the cleaning tank is continuously dipped in the rotating process of the cleaning brushes and coated on the dispensing valve needle head, and therefore continuous clamping and cleaning of the dispensing valve needle head is completed;

after cleaning is finished, the rotating motor stops working, the air blowing assembly works after the sensor assembly detects that the driving gear stops rotating, air enters the air blowing pipe through the qi pipe block, and then is blown on the dispensing valve needle head after cleaning is finished, and the surface of the dispensing valve needle head is dried; the cleaning solvent after cleaning enters the filtering and circulating device through the water outlet pipe, impurities are filtered by the filtering and circulating device, and then the cleaning solvent enters the cleaning tank again through the water inlet pipe and is recycled.

The technical features mentioned above are combined with each other to form various embodiments which are not listed above, and all of them are regarded as the scope of the present invention described in the specification; also, modifications and variations may be suggested to those skilled in the art in light of the above teachings, and it is intended to cover all such modifications and variations as fall within the true spirit and scope of the utility model as defined by the appended claims.

Claims

1. A cleaning device for a needle head of a dispensing valve is characterized by comprising a rotary motor, a driving gear, a first driven gear, a second driven gear, cleaning brushes, connecting shafts, a cleaning tank, a fixing assembly and a blowing assembly, wherein the driving gear is arranged at the working end of the rotary motor, the first driven gear is arranged at the right side of the driving gear and is meshed with the driving gear, the second driven gear is arranged at the right side of the first driven gear and is meshed with the first driven gear, the two connecting shafts are oppositely arranged at the left side and the right side of the upper end of the fixing assembly, the first driven gear and the second driven gear are respectively arranged at the rear ends of the two connecting shafts, the two cleaning brushes are respectively arranged at the front ends of the two cleaning brushes, the cleaning tank is arranged below the cleaning brushes, and the lower ends of the cleaning brushes are immersed in the cleaning tank, the blowing assembly is arranged on the right side of the fixing assembly.

2. The needle cleaning device of the dispensing valve according to claim 1, wherein the fixing component comprises a bottom plate, a vertical plate and a motor mounting plate, the vertical plate is vertically fixed in the middle of the right end of the bottom plate, the motor mounting plate is vertically fixed on the rear side of the left end of the bottom plate, the rotating motor is fixed at the rear side of the upper end of the motor mounting plate, a transmission shaft is arranged at the shaft end of the rotating motor, the transmission shaft penetrates through the motor mounting plate, the driving gear is arranged on the transmission shaft, the left side and the right side of the upper end of the vertical plate are oppositely provided with two bearings, the middle parts of the two connecting shafts are respectively fixed in the two bearings, the cleaning brush is characterized in that a handle and a clearance ring are respectively arranged on the front side and the rear side of the cleaning brush and are used for restraining the axial movement of the cleaning brush.

3. The dispensing valve needle cleaning device as claimed in claim 1, wherein a waterproof tank is disposed below the cleaning tank, a water inlet pipe is disposed on the front side surface of the cleaning tank, a water outlet pipe is disposed on the bottom surface of the cleaning tank, and a filtering and circulating device is disposed between the water inlet pipe and the water outlet pipe for filtering out impurities of the solvent in the cleaning tank and recycling the cleaning solvent.

4. The needle cleaning device for the dispensing valve according to claim 1, wherein the blowing assembly comprises a blowing pipe and a gas pipe block, the gas pipe block is used for connecting the blowing pipe with external air pressure, the lower end of the blowing pipe is connected with the gas pipe block, and the upper end of the blowing pipe is positioned above the middle of the cleaning tank.

5. The needle cleaning device for the dispensing valve as claimed in claim 2, wherein a sensor assembly is disposed in front of the driving gear, and the sensor assembly is disposed on the fixing plate on the bottom plate for identifying a rotation signal of the driving gear.