CN217478272U

CN217478272U - Automatic lens feeding device

Info

Publication number: CN217478272U
Application number: CN202220749107.6U
Authority: CN
Inventors: 邹细光; 陈龙; 赖通武
Original assignee: Guangdong Shenglan Photoelectric Technology Co ltd
Current assignee: Guangdong Shenglan Photoelectric Technology Co ltd
Priority date: 2022-04-01
Filing date: 2022-04-01
Publication date: 2022-09-23
Anticipated expiration: 2032-04-01

Abstract

The utility model relates to a lens automatic feeding device. The utility model discloses an automatic lens feeding device, which comprises a vibrating disk, an inner track and an outer track; the vibrating disc is of a disc or barrel-shaped structure with an upward opening; the inner track is arranged on the inner wall of the vibration disc and spirally extends from bottom to top, the head end of the inner track is positioned at the bottom of the vibration disc, and the tail end of the inner track is positioned at the top of the vibration disc; the head end of the outer track is connected with the tail end of the inner track and is arranged around the outer wall of the vibration disc; the outer track includes a floor; the bottom plate comprises an extension part, the outer edge of the bottom plate is provided with a screening notch, and the extension part is positioned in the screening notch; the extension extends in the direction of lens movement. A lens automatic feeding device, can guarantee that lens openly transmits next processing station up, realize the orientation screening to lens material loading.

Description

Automatic lens feeding device

Technical Field

The utility model relates to a lens rigging equipment especially relates to a lens automatic feeding device.

Background

The vibrating disc is an auxiliary feeding device of an automatic assembling or automatic processing machine, can arrange various products in order, is matched with the automatic assembling device to assemble various parts of the products into a complete product, or is matched with the automatic processing machine to finish processing workpieces. The pulse electromagnet is arranged below the vibrating disk, so that the hopper can vibrate in the vertical direction, and the inclined spring piece drives the hopper to do torsional vibration around the vertical shaft of the hopper. The parts in the vibrating plate, by being subjected to such vibration, rise along the spiral track. The working purpose of the automatic conveying device is to automatically, orderly, directionally and neatly arrange the disordered workpieces and accurately convey the disordered workpieces to the next working procedure through vibration.

Referring to fig. 1, which is a schematic structural diagram of an automatic lens feeding device in the prior art, the automatic lens feeding device includes a vibration plate 120, an inner rail 130 is disposed on an inner wall of the vibration plate 120, a head end of the inner rail 130 is located at a bottom of the vibration plate 120, a tail end of the inner rail 130 is located at a top of the vibration plate 120, and a conveyor belt 140 is connected to the tail end of the inner rail 130. A hopper 110 is arranged on one side of the vibration disk 120, and an opening is arranged at the lower end of the hopper 110 and positioned above the vibration disk 120. During operation, the robot sucks the lenses above the hopper 110 and drops the lenses into the vibration tray 120, the vibration tray vibrates to convey the lenses upwards along the inner rail 130 in order, and the lenses reach the tail end of the inner rail 130 and then are transferred onto the conveyor belt to be conveyed to the next processing station.

See fig. 2, which is a schematic view of the lens structure. The lens 200 includes a base 210 and a lens body 220 disposed on one side of the base 210, the lens body 220 is a planar body rotating around a central axis, the lens body 220 is provided with a reflecting curved surface 221, and the reflecting curved surface 221 is a rotating surface formed by rotating around the central axis of the lens body 220 an arc line extending from the top edge of the lens body 220 to the central axis of the lens body and bending toward the central axis. The reflective curved surface 221 forms a concave recess in the lens body from top to bottom. The curved reflective surface 221 faces upward, i.e., the lens faces upward, and vice versa.

The existing automatic lens feeding device cannot distinguish the front direction of lens feeding, and the lens as the LED surface-attached lens needs to be conveyed to the next processing station in a front-up mode during production and needs to remove broken filaments on the surface of the lens before assembly.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims to provide a lens automatic feeding device, it can guarantee that lens openly transmits next processing station up, realizes the orientation screening to lens material loading.

The utility model provides a lens automatic feeding device which characterized in that: comprises a vibration disc, an inner rail and an outer rail; the vibration disc is of a disc or barrel-shaped structure with an upward opening; the inner track is arranged on the inner wall of the vibration disc and extends spirally from bottom to top, the head end of the inner track is positioned at the bottom of the vibration disc, and the tail end of the inner track is positioned at the top of the vibration disc; the head end of the outer track is connected with the tail end of the inner track and is arranged around the outer wall of the vibration disc; the outer track includes a floor; the bottom plate comprises an extension part, the outer edge of the bottom plate is provided with a screening notch, and the extension part is positioned in the screening notch; the extension extends in the direction of lens movement.

The utility model discloses an automatic lens feeding device, an outer track of which comprises a bottom plate; the bottom plate includes the extension, be equipped with the screening breach on the bottom plate, the extension is located in the screening breach. And when the material is loaded, the lens moves along the outer track bottom plate. When the lens with the front face facing downwards passes through the screening notch, the extending part is clamped into the concave pit at the top of the lens body, the gravity center of the lens deviates, and the lens falls off from the screening notch. When the lens passes through the front surface, the width of the base is large, the lens can directly pass through the screening notch and cannot be influenced by the screening notch and the extension part. Compared with the prior art, the method has the advantages that the lenses which are fed with materials from the front side downwards are screened out, and the lenses are conveyed to the next procedure from the front side upwards. When the extension part extends along the moving direction of the lens, the direction of the lens inclined due to gravity center unbalance is the same as the moving direction of the lens, the moving inertia of the lens can push the lens with gravity center unbalance to incline and drop, and the lens passing through from the front side downwards can quickly and smoothly drop.

Further, an outer side surface of the extension portion and an outer side surface of the base plate are coplanar. The outer side face of the extending portion and the outer side face of the bottom plate are side faces which are far away from the outer wall of the vibration disc in the vertical direction. The front lens is prevented from sliding off the outer edge of the extension.

Further, the width of the opening formed by the extension part and the screening notch at the edge of the outer rail is more than one third of the diameter of the top of the lens and less than one third of the width of the base of the lens. The lens that the opening width is too big leads to openly passing upwards drops from the screening breach, and the undersize lens that just faces downwards can be blocked in the breach and influence efficiency.

Furthermore, the outer wall of the vibration disc is provided with a material receiving disc, and the material receiving disc is located below the outer rail and surrounds the outer rail. The take-up pan collects lenses that fall off the outer rail.

Further, still including setting up feed back mouth on the vibration dish, the bottom of feed back mouth with the upper surface coplane of take-up pan minimum, the feed back mouth intercommunication the vibration dish with the take-up pan. And the lens falling to the receiving disc returns to the vibration disc through the feed back hole for feeding again until the front face of the lens upwards passes through the screening notch and is transmitted to the next procedure.

Furthermore, the outer rail also comprises a side plate which is connected to the bottom plate and is close to one side of the vibration disk; the side plate is provided with a deflector rod, the deflector rod is arranged between the screening notch and the head end of the outer rail and above the bottom plate, and the vertical distance between the deflector rod and the bottom plate is 3-5mm greater than the height of the lens. The deflector bar may obstruct stacked or tilted passing lenses, passing them right side up or right side down, or dropping them. The vertical distance between the deflector rod and the bottom plate is 3-5mm greater than the height of the lens, the lens with the right side facing upwards or the right side facing downwards can pass through smoothly, and the stacked or inclined lens is blocked due to the overhigh height.

Further, the tail end of the outer rail is connected with the linear conveyor belt. The conveyor belt conveys the lenses to the next process.

Further, the automatic conveying device further comprises a blowing assembly, wherein the blowing assembly comprises a blowing pipe and a PLC (programmable logic controller), the PLC controls the on-off of high-pressure air in the blowing pipe, and the blowing pipe is fixed above the conveying belt. And a PLC controller is used for controlling the on-off of high-pressure air in the air blowing pipe, when a lens passes through the air blowing pipe, the high-pressure air is blown out by the air blowing pipe, and when no lens passes through the air blowing pipe, the high-pressure air is stopped being blown out by the air blowing pipe. The blowing assembly is adopted to clean the lens broken filaments, the speed is high, the manufacturing process is simple, the labor cost is greatly saved, and the efficiency is improved.

Furthermore, the bottom of the vibration disc is of a cone frustum structure with a high middle part and low periphery. The structure can lead the lens to be concentrated on the inner wall of the vibration disk, and lead the lens to be loaded along the inner track.

Furthermore, a hopper is arranged right above the vibration disc. The hopper is used for collecting the lenses produced in the previous procedure into the vibration disc.

For a better understanding and an implementation, the present invention is described in detail below with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic structural diagram of a lens feeding device in the prior art.

Fig. 2 is a schematic diagram of a lens structure provided in the background art.

Fig. 3 is a schematic structural diagram of the automatic lens feeding device provided by the present invention.

Fig. 4 is a partially enlarged structural diagram of a portion a in fig. 3.

Fig. 5 is a partially enlarged structural diagram at B in fig. 4.

Fig. 6 is a schematic view of a partial structure of an automatic lens feeding device provided by the present invention.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the devices or elements referred to must have specific orientations, be constructed and operated in specific orientations, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" as appearing herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" should be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.

Example 1

Referring to fig. 3, the present embodiment provides an automatic lens feeding apparatus 300 including a vibration plate 310, an inner rail 320, an outer rail 330, and a take-up plate 340.

The vibrating plate 310 has a barrel-shaped structure, and the bottom of the vibrating plate has a truncated cone structure (not shown) with a high middle and a low periphery.

The inner track 320 is disposed on the inner wall of the vibration plate 310 and extends spirally from bottom to top, the head end of the inner track 320 is located at the bottom of the vibration plate 310, and the tail end of the inner track is located at the top of the vibration plate 310.

Referring to fig. 3 and 4, the outer rail 330 includes a bottom plate 331 and a side plate 332, and the side plate 332 is connected to the bottom plate 331 at a side of the bottom plate 331 close to the outer wall of the vibration plate 310. The bottom plate 331 of the head end of the outer rail 330 is connected to the tail end of the inner rail 320 and extends from top to bottom around the outer wall of the vibration plate 310.

Further, referring to fig. 4 and 5, the bottom plate 331 includes an extension 331a, an outer edge of the bottom plate 331 is provided with a screening notch 331b, and the extension 331a is located in the screening notch 331 b. The extension portion 331a is wedge-shaped and extends along the direction of lens movement, the outer side surface of the extension portion 311a is coplanar with the outer side surface of the bottom plate 331, and the outer side surface of the extension portion 311a and the outer side surface of the bottom plate 311 are side surfaces in the vertical direction far away from the outer wall of the vibration plate. When the lens with the front surface facing downward passes through the screening notch 331b, the extension 331a is clamped into the concave at the top of the lens body, and the center of gravity of the lens is shifted and falls off from the screening notch 331 b. When the lens passes through the front surface, the base has a large width and can pass through the screening notch 331b directly without being affected by the extension 331a and the screening notch 331 b.

Referring to fig. 5, the extension 331a and the screening notch 331b form an opening at the edge of the outer rail 330, and the width d of the opening is greater than one third of the diameter of the top of the lens and less than one third of the width of the base of the lens. The width d of the opening is controlled to be within a reasonable range, so that the lens with the right side facing upwards can pass through smoothly, and the lens with the right side facing downwards falls off smoothly, so that the screening function of the screening notch 331b is more accurate and stable.

Referring to fig. 4, a shift lever 332a is disposed on the side plate 332, and the vertical distance between the shift lever 332a and the upper surface of the bottom plate 331 is 3-5mm greater than the height of the lens. The lever 332a may block the stacked or tilted lens from passing, flip it to pass right side up or right side down, or drop it off the outer rail.

Referring to fig. 3 and 5, the take-up tray 340 is disposed below the outer rail 330 and around the outer rail 330, and is fixed to the outer wall of the vibration tray 310. Be equipped with feed back 311 on the vibration dish 310 lateral wall, the bottom of feed back 311 with the upper surface coplane of take-up pan 340 tail end, feed back 311 intercommunication vibration dish 310 with take-up pan 340.

As a further optimization of this embodiment, referring to fig. 3, the automatic lens feeding device 300 further includes a linear conveyor 350, a blowing assembly, and a hopper (not shown).

The linear conveyor 350 is connected to the end of the outer rail 330.

The blowing assembly comprises a blowing pipe 360 and a PLC (programmable logic controller) (not shown), the blowing pipe 360 is fixed above the linear conveyor belt 350, and the PLC controls the on-off of high-pressure air in the blowing pipe 360. When the lens passes through the air blowing pipe, the air blowing pipe blows high-pressure air, and when no lens passes through the air blowing pipe, the air blowing pipe stops blowing the high-pressure air. In this embodiment there are 4 sets of insufflation tubes.

The hopper (not shown) is fixed right above the vibrating plate.

In operation, the lens produced in the previous step is fed into the hopper and into the vibratory tray 310. When the power is turned on, the vibration plate 310 starts to vibrate, and the lens rises along the inner rail 320 and is transferred to the outer rail 330 after reaching the top end of the vibration plate 310. The lenses move along the outer rail 330, and the shift lever 332a blocks the stacked or tilted lenses from passing. When the screening notch 331a is reached, the lens facing upward may pass through the screening notch 331a, and the lens facing downward may fall into the receiving tray 340. After the lens with the front surface facing upwards reaches the tail end of the outer rail 330, the lens is transferred to the linear conveyor belt 350, and when the lens passes below the air blowing pipe 360, the air blowing pipe 360 blows high-pressure air to remove broken filaments on the surface of the lens and send the lens to the next processing station. The lens dropped from the outer rail 330 into the receiving tray 340 returns to the vibrating tray 310 through the feed-back opening 311, and is loaded again until it passes through the screening notch 331a with its front side facing upward.

The automatic lens feeding device provided by the embodiment is provided with the screening notch on the outer rail, screens the lens passing through from the front to the bottom, and enables the lens to be fed to the next procedure processing from the front to the top, and the blowing assembly is added to remove broken filaments on the surface of the lens.

The above-mentioned embodiments only represent several embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the invention. It should be noted that numerous changes and modifications can be made by those skilled in the art without departing from the spirit of the invention and it is intended that the invention encompass such changes and modifications as well.

Claims

1. The utility model provides a lens automatic feeding device which characterized in that:

comprises a vibrating disk, an inner track and an outer track;

the vibration disc is of a disc or barrel-shaped structure with an upward opening;

the inner track is arranged on the inner wall of the vibration disc and spirally extends from bottom to top, the head end of the inner track is positioned at the bottom of the vibration disc, and the tail end of the inner track is positioned at the top of the vibration disc;

the head end of the outer track is connected with the tail end of the inner track and is arranged around the outer wall of the vibration disc;

the outer track includes a floor;

the bottom plate comprises an extension part, the outer edge of the bottom plate is provided with a screening notch, and the extension part is positioned in the screening notch;

the extension extends in the direction of lens movement.

2. The automatic lens feeding device according to claim 1, wherein: the outer side surface of the extension part is coplanar with the outer side surface of the bottom plate.

3. The automatic lens feeding device according to claim 2, wherein: the width of the opening formed by the extension part and the screening notch at the edge of the outer rail is more than one third of the diameter of the top of the lens and less than one third of the width of the base of the lens.

4. The automatic lens feeding device according to claim 1, wherein: the outer wall of the vibration disc is provided with a material receiving disc, and the material receiving disc is located below the outer rail and surrounds the outer rail.

5. The automatic lens feeding device according to claim 4, wherein: still including setting up feed back mouth on the vibration dish, the bottom of feed back mouth with the upper surface coplane of take-up (stock) pan minimum, the feed back mouth intercommunication the vibration dish with take-up (stock) pan.

6. The automatic lens feeding device according to claim 1, wherein: the outer rail also comprises a side plate which is connected to the bottom plate and is close to one side of the vibration disc; the side plate is provided with a deflector rod, the deflector rod is arranged between the screening notch and the head end of the outer rail and above the bottom plate, and the vertical distance between the deflector rod and the bottom plate is 3-5mm greater than the height of the lens.

7. The automatic lens feeding device according to claim 1, wherein: the tail end of the outer track is connected with the linear conveyor belt.

8. The automatic lens feeding device according to claim 7, wherein: the automatic conveying device is characterized by further comprising a blowing assembly, wherein the blowing assembly comprises a blowing pipe and a PLC (programmable logic controller), the PLC controls the on-off of high-pressure air in the blowing pipe, and the blowing pipe is fixed above the conveying belt.

9. The automatic lens feeding device according to claim 1, wherein: the bottom of the vibration disk is of a cone frustum structure with a high middle part and a low periphery.

10. The automatic lens feeding device according to claim 1, wherein: and a hopper is arranged right above the vibrating disk.