CN113245139A

CN113245139A - Dispensing equipment

Info

Publication number: CN113245139A
Application number: CN202110605946.0A
Authority: CN
Inventors: 刁仁华; 陈克文; 刘翀
Original assignee: Suzhou Industrial Park Xinlong Electric Heating Instrument Co ltd
Current assignee: Suzhou Industrial Park Xinlong Electric Heating Instrument Co ltd
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2021-08-13

Abstract

The invention discloses dispensing equipment, which comprises a feeding mechanism, a dispensing unit, a glue wiping unit, a glue drying unit, a transfer mechanism and a material taking mechanism, wherein the feeding mechanism is arranged on the feeding mechanism; the glue dispensing unit comprises a vacuum adsorption platform, a first manipulator and a glue injector, and the vacuum adsorption platform is arranged in the action range of the feeding mechanism; the glue wiping unit is used for executing glue wiping action on the glue injector; the glue drying unit comprises a glue drying frame, a feeding inserting arm and a receiving inserting arm, wherein a channel and shelves on two sides of the channel are arranged in the glue drying frame, and the feeding inserting arm and the receiving inserting arm can independently enter and exit the channel and lift in the channel; the transfer mechanism can carry out carrying action between the vacuum adsorption platform and the feeding insertion arm; the action range of the material taking mechanism covers the second inserting arm mechanism. The steps of feeding, dispensing, drying, discharging and the like are automatically operated by a machine, so that the automation degree is improved; adding a glue wiping unit, and wiping glue on the needle head of the glue injector; the feeding inserting arm and the receiving inserting arm work independently and are matched with the rubber drying frame, and products can be conveniently moved into and out of the rubber drying frame.

Description

Dispensing equipment

Technical Field

The invention relates to the field of dispensing, in particular to dispensing equipment.

Background

The traditional dispenser is generally of a desktop type, and the glue injector is driven to move by a mechanical arm which moves in three dimensions. The existing dispensing machine needs manual feeding, and after dispensing is completed, the dispensing machine needs to manually take materials and convey the materials to other places for glue drying. The whole process needs manual participation, and the automation level is not high.

Disclosure of Invention

According to one aspect of the invention, the dispensing equipment is provided and comprises a feeding mechanism, a dispensing unit, a glue wiping unit, a glue drying unit, a transferring mechanism and a material taking mechanism;

the glue dispensing unit comprises a vacuum adsorption platform and a glue dispensing mechanism, the glue dispensing mechanism comprises a first mechanical arm and a glue injector arranged on a second mechanical arm, and the vacuum adsorption platform is arranged in the action range of the feeding mechanism;

the glue wiping unit is arranged in the action range of the second manipulator and used for executing the glue wiping action on the glue injector;

the glue drying unit comprises a glue drying frame, a feeding inserting arm and a receiving inserting arm, wherein the feeding inserting arm and the receiving inserting arm are respectively arranged on two sides of the glue drying frame;

the transfer mechanism can reciprocate between the vacuum adsorption platform and the feeding insertion arm and perform carrying action; and

the action range of the material taking mechanism covers the second arm inserting mechanism.

The beneficial effects of the embodiment are as follows: not only is the glue dispensed by a machine, but also all the steps of feeding, dispensing, glue airing, discharging and the like are automatically operated by the machine, so that the automation degree of the glue dispensing process is improved, the glue dispensing equipment is connected into a production line, and the production efficiency of the production line is improved; the glue wiping unit is added to wipe off the glue on the needle head of the glue injector, so that the glue is prevented from being solidified on the needle head of the glue injector, and the glue dispensing quality is reduced; the feeding inserting arm and the receiving inserting arm work independently respectively, and the structure of the glue drying frame is matched with the two inserting arms, so that the product can be conveniently moved into the glue drying frame to be dried and can be conveniently taken out from the glue drying frame.

In some embodiments, the feed mechanism includes a first robot and a first vacuum nozzle assembly disposed on the first robot.

In some embodiments, the glue wiping unit comprises a discharging unit, a receiving unit, a pneumatic clamping finger, a first guide shaft, a second guide shaft and a third guide shaft, wherein the mouth of the pneumatic clamping finger faces upwards, the first guide shaft and the second guide shaft are arranged above the mouth in pairs and are spaced apart from each other in the horizontal direction, and the third guide shaft is arranged inside the pneumatic clamping finger.

In some embodiments, the glue drying rack comprises two opposite and vertical side plates, wherein multiple layers of shelves aligned with each other are respectively arranged on the inner sides of the two side plates, a channel is reserved between the shelves of the two side plates, and the width of the channel is greater than the width of the feeding insertion arm and the receiving insertion arm.

In some embodiments, the glue drying rack comprises an inlet and an outlet, the horizontal direction from the inlet to the outlet is a material inserting direction, the material loading inserting arm is opposite to the inlet and aligned with the channel, the material receiving inserting arm is opposite to the outlet, and the material receiving inserting arm is aligned with the channel.

In some embodiments, the feeding insertion arm is disposed on a first cylinder, and a conveying direction of the first cylinder is parallel to the insertion direction.

In some embodiments, the first cylinder is disposed on a first carriage disposed on a first vertical linear die set.

In some embodiments, the material receiving insertion arm is disposed on a second air cylinder, and the conveying direction of the second air cylinder is parallel to the material insertion direction.

In some embodiments, the material receiving insertion arm is disposed on a second bracket, and the second bracket is connected with a second straight line module which is vertically disposed.

In some embodiments, the transfer mechanism includes a second vacuum suction nozzle assembly, a horizontal third linear module, and a sliding table cylinder, the sliding table cylinder drives the second vacuum suction nozzle assembly to ascend and descend, the sliding table cylinder is fixed on a support, and the support is arranged on the third linear module.

Drawings

Fig. 1 is a top view of a dispensing apparatus according to an embodiment of the invention.

Fig. 2 is a schematic diagram of a feeding mechanism and a dispensing unit of a dispensing apparatus according to an embodiment of the invention.

Fig. 3 is a schematic structural diagram of a glue wiping unit of a dispensing apparatus according to an embodiment of the invention.

Fig. 4 is a schematic structural diagram of a glue drying unit of a dispensing device according to an embodiment of the invention.

Fig. 5 is a schematic structural diagram of a transfer mechanism of a dispensing apparatus according to an embodiment of the invention.

Description of the symbols:

the glue dispensing device comprises a feeding mechanism 10, a glue dispensing unit 20, a glue wiping unit 30, a glue airing unit 40, a transfer mechanism 50, a material taking mechanism 60, a first manipulator 11, a first vacuum nozzle assembly 12, a vacuum adsorption platform 21, a glue dispensing mechanism 22, a second manipulator 23, a glue injector 24, a discharging unit 31, a material receiving unit 32, a pneumatic clamping finger 33, a first guide shaft 34, a second guide shaft 35, a third guide shaft 36, a stepping motor 37, an auxiliary guide shaft 38, an optical fiber sensor 39, a rotating shaft 310, a reel 311, a meter 312, a glue airing rack 41, a feeding insertion arm 42, a receiving insertion arm 43, an inlet 44, an outlet 45, a side plate 46, a top plate 47, a shelf 48, a channel 49, a first air cylinder 410, a first linear module 411, a first bracket 412, a second air cylinder 413, a second bracket 414, a second linear module 415, a second vacuum nozzle assembly 51, a third linear module 52, a sliding table 53, a glue dispensing unit 22, a glue dispensing unit 23, a glue metering device 24, a glue injecting devices 31, a glue metering device 312, a glue airing rack 41, a glue taking device, a receiving device, a, Support 54

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, a dispensing apparatus provided in an embodiment of the present disclosure includes a feeding mechanism 10, a dispensing unit 20, a glue wiping unit 30, a glue drying unit 40, a transferring mechanism 50, and a material taking mechanism 60. The dispensing equipment of this disclosure is based on PLC control technology, and the coordinated operation of each mechanism can be realized through PLC programming. The feeding mechanism 10 is used for transferring the products to be dispensed to the dispensing unit 20, wherein the products can be transported to the action range of the feeding mechanism 10 in various manners, for example, the products can be transported in a pipeline manner, or the products can be placed in the action range of the feeding mechanism 10 in a stacking manner.

In some embodiments, referring to fig. 2, the loading mechanism 10 includes a first robot 11 and a first vacuum nozzle assembly 12 including a plurality of vacuum nozzles disposed on the first robot 11, wherein the first robot 11 is a four-axis robot. After the first vacuum nozzle assembly 12 sucks the product, the first robot 11 transfers the product to the dispensing unit 20.

Referring to fig. 2, the dispensing unit 20 includes a vacuum suction platform 21 and a dispensing mechanism 22 disposed beside the vacuum suction platform 21. The vacuum suction platform 21 is disposed within the operation range of the loading mechanism 10 and receives the product from the loading mechanism 10. The vacuum adsorption platform 21 is horizontally arranged, and the upper surface of the vacuum adsorption platform is provided with an array of air suction ports. During operation, vacuum adsorption platform 21 is connected with vacuum generator, makes the negative pressure through vacuum generator in the mouth of breathing in to make vacuum adsorption platform 21 will place its product absorption on vacuum adsorption platform 21. The glue dispensing mechanism 22 includes a second robot 23 and a glue injector 24 disposed on the second robot 23, wherein the second robot 23 is a four-axis robot. The purpose of controlling the glue outlet amount is achieved by using a valve of the glue injector 24 with a proper control technology, and the control technology can be a PLC technology.

Referring to fig. 3, the glue wiping unit 30 is disposed within the moving range of the glue injector 24. The frictioning unit 30 comprises a discharging unit 31, a receiving unit 32, a pneumatic clamping finger 33, a first guide shaft 34, a second guide shaft 35 and a third guide shaft 36. The mouth of the pneumatic clamp finger 33 is directed upward, and the first guide shaft 34 and the second guide shaft 35 are provided in pairs above the mouth with a distance in the horizontal direction. The third guide shaft 36 is disposed inside the pneumatic gripper fingers 33, i.e., between the two gripper fingers. The feeding unit 31 is provided with a cloth roll, a cloth led out from the cloth roll passes through the upper part of the first guide shaft 34 and then enters the pneumatic clamping finger 33, then passes through the lower part of the third guide shaft 36 and then is led to the second guide shaft 35, and the cloth leaves the opening part of the pneumatic clamping finger 33 from the upper part of the second guide shaft 35. After dispensing of a product is completed, glue wiping needs to be performed, the needle head of the glue injector 24 is kept facing downwards, the needle head of the glue injector 24 enters from the opening of the pneumatic clamping finger 33, the pneumatic clamping finger 33 is controlled to clamp the needle head, the needle head is wrapped by the cloth tape, the glue injector 24 ascends, and glue on the needle head of the glue injector 24 is wiped off by the cloth tape in the process of drawing out the needle head. Preferably, the pneumatic gripper fingers 33 are provided with soft pads, such as foam pads, on the opposite inner sides of the two gripper fingers. The soft cushion has soft characteristic, and can prevent the needle head from being pulled out due to over-tight clamping of the pneumatic clamping fingers 33.

In some embodiments, the discharging unit 31 includes a magnetic powder tension regulator.

In some embodiments, the material receiving unit 32 includes a stepping motor 37 and a rotating shaft 310, and the stepping motor 37 drives the rotating shaft 310 to rotate. The rotating shaft 310 is provided with a reel 311, and the reel 311 takes up the used cloth tape. When the adhesive is wiped once, the stepping motor 37 rotates for an angle to pull the cloth tape to advance for a certain distance so as to renew the cloth tape in the pneumatic clamping finger 33. The used cloth tape is wound on the receiving unit 32.

In some embodiments, the frictioning unit 30 further includes a plurality of auxiliary guide shafts 38, and the auxiliary guide shafts 38 are disposed at appropriate positions to guide the tapes to the first guide shaft 34 and the take-up unit 32 according to appropriate paths, and maintain the tension of the tapes.

In some embodiments, the glue wiping unit 30 further comprises a fiber optic sensor 39. The tape passes over the optical fiber sensor 39, and the optical fiber sensor 39 detects whether there is a tape on the wiping unit 30.

In some embodiments, the frictioning unit 30 also includes a meter counter 312. The meter counter 312 is used to record the length of tape consumed.

Referring to fig. 4, the glue drying unit 40 includes a glue drying frame 41, a feeding insertion arm 42 and a receiving insertion arm 43, wherein the feeding insertion arm 42 and the receiving insertion arm 43 are respectively disposed on two sides of the glue drying frame 41. The two ends of the glue drying rack 41 are respectively an inlet 44 opposite to the feeding inserting arm 42 and an outlet 45 opposite to the receiving inserting arm 43. Specifically, the glue drying rack 41 comprises two opposite and upright side plates 46 and a top plate 47 connecting the upper ends of the two side plates 46. One end of the two side plates 46 and the top plate 47 define an inlet 44, and the other end of the three define an outlet 45. The inner sides of the two side plates 46 are respectively provided with a plurality of layers of shelves 48 which are aligned with each other, a channel 49 is left between the shelves 48 of the two side plates 46, and the width of the channel 49 is larger than the width of the feeding insertion arm 42 and the receiving insertion arm 43.

The horizontal direction from the inlet 44 to the outlet 45 is the insertion direction. The feeding insertion arm 42 is provided on the inlet 44 side, and the receiving insertion arm 43 is provided on the outlet 45 side. The length direction of the loading insert arm 42 is parallel to the insert direction, and the loading insert arm 42 is aligned with the passage 49. The loading insert arm 42 is also arranged to be movable in the insert direction into the channel 49. Specifically, the feeding insertion arm 42 is arranged on the first cylinder 410, and the conveying direction of the first cylinder 410 is parallel to the insertion direction, so that the feeding insertion arm 42 can be fed into the channel 49 of the glue drying rack 41 from the inlet 44, and the feeding insertion arm 42 can be taken out of the glue drying rack 41 from the inlet 44.

The loading insert arm 42 is also arranged to be able to move up and down in the channel 49. Specifically, the first cylinder 410 is disposed on a vertical first linear module 411. The first linear module 411 can drive the feeding insertion arm 42 and the first air cylinder 410 to integrally lift.

In the embodiment of the present disclosure, the glue drying unit 40 includes two glue drying frames 41 disposed adjacently, and each glue drying frame 41 corresponds to one feeding insertion arm 42 and one first air cylinder 410, respectively. The two first cylinders 410 are respectively disposed on a first bracket 412, and the first bracket 412 is connected to the first linear module 411. The first linear module 411 drives the two feeding insertion arms 42 and the two first air cylinders 410 to synchronously lift. The glue drying unit 40 of the present disclosure can insert two pieces of products into two glue drying shelves 41, respectively, at a time.

The material receiving and inserting arm 43 is provided so as to be able to enter and exit the passage 49 from the outlet 45 and to be able to move up and down in the passage 49. The length direction of the material receiving insertion arm 43 is parallel to the material insertion direction, and the material receiving insertion arm 43 is aligned with the passage 49. The material receiving insert arm 43 is also arranged to be movable in a direction opposite to the insert direction into the passage 49. Specifically, the receiving insertion arm 43 is disposed on the second cylinder 413, and the conveying direction of the second cylinder 413 is parallel to the insertion direction, that is, the receiving insertion arm 43 can be sent into the channel 49 of the glue drying rack 41 from the outlet 45, and the feeding insertion arm 42 can be taken out of the glue drying rack 41 from the outlet 45.

The glue drying frame 41 of the present disclosure has two, and each glue drying frame 41 corresponds to one material receiving insertion arm 43 and one second air cylinder 413. The two second cylinders 413 are respectively disposed on the second brackets 414, and the second brackets 414 are connected to a second linear module 415 disposed vertically. The second linear module 415 drives the two material receiving insertion arms 43 and the two second cylinders 413 to synchronously lift. The glue drying unit 40 of the present disclosure can take out two products at a time.

The feeding insertion arm 42 and the receiving insertion arm 43 are both provided with vacuum suction holes. When the vacuum adsorption device is matched with a vacuum generator to work, negative pressure can be formed at the vacuum adsorption hole, so that a product is firmly adsorbed, and the product is prevented from falling.

The dispensed product is transported to the glue drying unit 40 by the transfer mechanism 50. Referring to fig. 5, the transfer mechanism 50 includes a second vacuum nozzle assembly 51 that includes a plurality of vacuum nozzles. The second vacuum nozzle assembly 51 is provided to be capable of horizontal movement and elevating movement. Specifically, the transfer mechanism 50 further includes a horizontal third linear module 52, and the third linear module 52 extends horizontally from above the vacuum suction platform 21 and the loading insertion arm 42. The second vacuum nozzle assembly 51 is disposed on a slide cylinder 53, and the slide cylinder 53 drives the second vacuum nozzle assembly 51 to move up and down. The slide cylinder 53 is fixed on a support 54, the support 54 is arranged on the third linear module 52, and the third linear module 52 can reciprocate the second vacuum suction nozzle assembly 51 between the upper part of the vacuum adsorption platform 21 and the upper part of the feeding insertion arm 42. During work, the second vacuum suction nozzle assembly 51 moves to the position above the vacuum adsorption platform 21, and the sliding table air cylinder 53 drives the second vacuum suction nozzle assembly 51 to fall down until the second vacuum suction nozzle assembly is adsorbed on the product on the vacuum adsorption platform 21; the second vacuum nozzle assembly 51 lifts with the product, moves horizontally above the feed insertion arm 42, and drops onto the feed insertion arm 42 after moving downward and releasing the product.

The material receiving insertion arm 43 and the material loading insertion arm 42 work independently. When inserting the product into the drying rack 41, the loading insertion arm 42 feeds the product received from the transfer mechanism 50 into the drying rack 41, and then the loading insertion arm 42 falls down and releases the adsorption of the product by the loading insertion arm 42, so that the product is placed on the shelf 48. When the glue drying time of a certain layer of product is over, the product needs to be taken out from the glue drying rack 41, and the operation is as follows: the material receiving inserting arm 43 is firstly descended to a position lower than a product to be taken, then the material receiving inserting arm 43 is inserted below the product, then the material receiving inserting arm 43 is lifted, the material receiving inserting arm 43 is enabled to be supported and adsorb the product, and finally the material receiving inserting arm 43 carries the product to push out the glue drying rack 41.

The take-off mechanism 60 is used to remove products removed by the take-up inserter arm 43. The removed products may be placed on a moving stream or may be stacked on a stationary material table. Specifically, the material take-off mechanism 60 may be a combination of a robot and a vacuum nozzle assembly. Of course, the take off mechanism 60 could also be a combination of linear modules and vacuum nozzle assemblies.

What has been described above are merely some embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept thereof, and these changes and modifications can be made without departing from the spirit and scope of the invention.

Claims

1. The dispensing equipment is characterized by comprising a feeding mechanism, a dispensing unit, a glue wiping unit, a glue drying unit, a transfer mechanism and a material taking mechanism;

the glue dispensing unit comprises a vacuum adsorption platform and a glue dispensing mechanism, the glue dispensing mechanism comprises a first manipulator and a glue injector arranged on a second manipulator, and the vacuum adsorption platform is arranged in the action range of the feeding mechanism;

the transfer mechanism can reciprocate between the vacuum adsorption platform and the feeding insertion arm and perform a carrying action;

2. The dispensing apparatus of claim 1, wherein the feed mechanism comprises a first robot and a first vacuum nozzle assembly disposed on the first robot.

3. The dispensing apparatus according to claim 1, wherein the glue wiping unit comprises a feeding unit, a receiving unit, a pneumatic clamping finger, a first guide shaft, a second guide shaft and a third guide shaft, wherein the mouth of the pneumatic clamping finger faces upward, the first guide shaft and the second guide shaft are arranged above the mouth in pairs and are spaced apart from each other in the horizontal direction, and the third guide shaft is arranged inside the pneumatic clamping finger.

4. The dispensing apparatus according to claim 1, wherein the glue drying rack comprises two opposite and upright side plates, wherein a plurality of shelves aligned with each other are respectively disposed on the inner sides of the two side plates, the channel is left between the shelves of the two side plates, and the width of the channel is greater than the width of the feeding insertion arm and the receiving insertion arm.

5. The dispensing apparatus of claim 1 or 4, wherein the glue rack comprises an inlet and an outlet, the horizontal direction from the inlet to the outlet is a material insertion direction, the material loading insertion arm is opposite to the inlet and aligned with the channel, the material receiving insertion arm is opposite to the outlet, and the material receiving insertion arm is aligned with the channel.

6. The dispensing apparatus according to claim 1 or 4, wherein the feeding insertion arm is disposed on a first cylinder, and a conveying direction of the first cylinder is parallel to the insertion direction.

7. Dispensing apparatus according to claim 1 or 4, wherein the first cylinder is arranged on a first carriage, the first carriage being arranged on a first vertical linear module.

8. The dispensing apparatus according to claim 1 or 4, wherein the material receiving insertion arm is disposed on a second cylinder, and a conveying direction of the second cylinder is parallel to the material insertion direction.

9. The dispensing apparatus of claim 1 or 4, wherein the material receiving insertion arm is disposed on a second bracket, and the second bracket is connected to a second vertically disposed linear module.

10. The dispensing apparatus according to any one of claims 1-4, wherein the transfer mechanism comprises a second vacuum nozzle assembly, a horizontal third linear module, and a slide cylinder, the slide cylinder drives the second vacuum nozzle assembly to move up and down, the slide cylinder is fixed on a support, and the support is disposed on the third linear module.