CN215149670U

CN215149670U - Automatic stripping mechanism

Info

Publication number: CN215149670U
Application number: CN202023122682.3U
Authority: CN
Inventors: 丁浩然
Original assignee: Shenzhen Hans CNC Technology Co Ltd
Current assignee: Shenzhen Hans CNC Technology Co Ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-12-14
Anticipated expiration: 2030-12-22

Abstract

The utility model provides an automatic take off material mechanism, including fixed shell, the liftout plate that sets up to be used for holding the blowing material on the honeycomb aluminum platform and promote the subassembly, the top surface of liftout plate is provided with the liftout round pin, is provided with the liftout hole on the top surface of shell, through promote the piece towards the removal of elevator will the liftout round pin by the liftout hole stretches out. The utility model provides an automatic take off material mechanism is including being fixed in the shell on the honeycomb aluminum platform with set up promotion subassembly and the liftout plate in the shell, turn into the lift drive power of liftout plate with horizontal drive power through this promotion subassembly, thereby can reduce the whole height of taking off material mechanism by a wide margin, will take off the material structure by 120mm height reduction to 50mm, guarantee to take off the whole height that reduces whole honeycomb aluminum platform by a wide margin when expecting automatically, also can avoid the problem of directly punching on the honeycomb aluminum platform simultaneously, guarantee honeycomb aluminum platform mechanical structure's rigidity and working property.

Description

Automatic stripping mechanism

Technical Field

The utility model belongs to the technical field of printed circuit board preparation equipment technique and specifically relates to an automatic material mechanism that takes off who uses on being applicable to PCB make-up machine honeycomb aluminum platform is related to.

Background

With the continuous development of technology, the PCB is developed toward high density, multi-layer and miniaturization. In order to meet the requirement of continuously reducing the line width and the line distance of the PCB, the PCB processing equipment is also continuously improved. The gantry frame structure is adopted in the traditional PCB forming machine, the control precision of the platform of the equipment adopting the traditional gantry frame structure directly influences the processing precision, and the requirement of processing the existing high-quality PCB plate cannot be met. The existing honeycomb type aluminum platform has a honeycomb hole structure, so that the thermal expansion coefficient of the platform is low, and the precision is less influenced by the outside, so that a PCB forming machine adopting the honeycomb type aluminum platform structure as a working underframe can have better performance of platform processing control precision.

However, due to the characteristics of the honeycomb aluminum platform, holes cannot be formed in the honeycomb aluminum platform, and the honeycomb aluminum platform can be damaged only by processing through holes with the thickness of more than 5mm on the honeycomb aluminum platform. Therefore, when the honeycomb aluminum platform is used as a working underframe, the material ejecting cylinder can be only arranged above the honeycomb aluminum platform to carry out material stripping operation on the material on the platform. Therefore, the ejector cylinder is arranged on the honeycomb aluminum platform, so that the height of the whole workbench underframe is increased, the height of a beam on the PCB forming machine is increased, the integral rigidity of the mechanical structure of the workbench is obviously reduced, and the integral performance of the PCB forming machine is further influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve current PCB make-up machine and adopt the honeycomb aluminum platform as the work chassis, because unable trompil on the honeycomb aluminum platform, need set up the liftout cylinder alone on the honeycomb aluminum platform when taking off the material, lead to the whole rigidity decline that highly big, the crossbeam of whole workstation chassis arouses the work chassis highly greatly, influence the shortcoming of the wholeness ability of PCB make-up machine, provide an automatic material mechanism of taking off who is applicable to use on the PCB make-up machine honeycomb aluminum platform.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides an automatic stripping mechanism, including fixed set up be used for holding on the honeycomb aluminum platform the shell of blowing material, set up in inside liftout plate of shell and at least a set of set up in inside being used for the drive of shell the promotion subassembly that the liftout plate goes up and down, the top surface of liftout plate is provided with the liftout round pin, be provided with on the top surface of shell and supply the liftout round pin inserts the liftout hole of establishing, the promotion subassembly includes the driving piece and by the driving piece drives the promotion piece that moves on the horizontal direction, the bottom surface of liftout plate be fixed with at least one can with promote the elevator of piece butt, it is being close to promote the piece one side of elevator piece is provided with the first inclined plane that highly gradually reduces, through promote the piece towards the removal of elevator piece will the liftout round pin by the liftout hole stretches out.

Furthermore, two groups of pushing assemblies which are oppositely arranged are arranged in the shell.

Furthermore, the pushing assembly further comprises a pair of linear sliding rails arranged in the shell, and the bottom of the pushing block is fixed on the sliding blocks of the pair of linear sliding rails.

Further, the driving member is a cylinder.

Furthermore, four lifting blocks are fixed on the bottom surface of the ejector plate, and the four lifting blocks are arranged in a pairwise opposite mode.

Specifically, the bottom of the lifting block is provided with a second inclined plane which can be attached to the first inclined plane.

Further, the linear bearing device also comprises at least one linear bearing arranged in the shell.

Further, the shell comprises a rectangular mounting frame and a bearing plate arranged on the top surface of the rectangular mounting frame and used for placing the material, and the ejector plate and the pushing assembly are arranged in the rectangular mounting frame.

Specifically, be provided with a plurality of on the top surface of liftout flitch be the matrix distribution the liftout round pin, accept to be provided with a plurality of on the board with the liftout hole that the liftout round pin one-to-one set up.

Specifically, the rectangular mounting frame is fixedly connected with the honeycomb aluminum platform through a locking piece.

The utility model provides an automatic take off material mechanism's beneficial effect lies in: including being fixed in the shell on the honeycomb aluminum platform with set up promotion subassembly and the kicking plate in the shell, turn into the lift drive power of kicking plate with horizontal drive power through this promotion subassembly, thereby can reduce the whole height of taking off the material mechanism by a wide margin, will take off the material structure by 120mm high reduction to 50mm, when guaranteeing to accomplish automatic taking off the material, reduce the whole height when the honeycomb aluminum platform is as the work chassis on the PCB make-up machine by a wide margin, also can avoid the problem of direct punching on the honeycomb aluminum platform simultaneously, guarantee the rigidity and the working property of the mechanical structure of honeycomb aluminum platform as PCB make-up machine workstation chassis.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of an automatic stripping mechanism provided by the present invention, which is arranged on a honeycomb aluminum platform;

fig. 2 is a schematic view of a three-dimensional structure of an automatic stripping mechanism for removing a receiving plate and an ejector plate;

fig. 3 is a schematic view of a three-dimensional structure of the automatic stripping mechanism removing bearing plate provided by the present invention;

fig. 4 is a partially enlarged view of a portion a in fig. 2.

In the figure: 100-automatic stripping mechanism, 10-shell, 11-rectangular mounting plate, 12-bearing plate, 121-material ejection hole, 20-material ejection plate, 21-material ejection pin, 22-lifting block, 221-second inclined plane, 30-pushing component, 31-driving piece, 32-pushing block, 321-first inclined plane, 33-linear sliding rail, 331-sliding block, 40-linear bearing and 200-honeycomb aluminum platform.

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.

Referring to fig. 1-4, for the automatic material removing mechanism 100 provided by the present invention, the automatic material removing mechanism 100 is suitable for use on a honeycomb aluminum platform 200 of a PCB forming machine, and can avoid direct punching on the honeycomb aluminum platform 200 and also can perform an automatic material removing process. The automated stripping mechanism 100 may be assembled as a unit to the aluminum honeycomb platform 200. One to six automatic material-removing mechanisms 100 are installed according to the requirement of the honeycomb aluminum platform 200 so as to meet the automatic blanking requirement of the PCB forming machine. Each automatic stripping mechanism 100 can be fixed on the honeycomb aluminum platform 200 after being assembled into a whole, so that the installation, the disassembly and the replacement are convenient, and the subsequent equipment maintenance is more convenient. As shown in fig. 1, three automatic material-removing mechanisms 100 are arranged on a honeycomb aluminum platform 200, each automatic material-removing mechanism 100 can be driven independently to perform blanking operation, and the three material-removing mechanisms 100 can also be operated synchronously to perform blanking.

Specifically, as shown in fig. 1 to 3, each automatic stripping mechanism 100 includes a housing 10 fixedly disposed on a honeycomb aluminum platform 200 for receiving a material, an ejector plate 20 disposed inside the housing 10, and at least one set of pushing assemblies 30 disposed inside the housing 10 for driving the ejector plate 20 to move up and down. The housing 10 is provided therein with an ejector plate 20, and the material placed on the top surface of the housing 10 can be ejected from the top surface of the housing 10 by the lifting of the ejector plate 20 in the housing 10, so as to perform a blanking operation on the material.

In the present embodiment, as shown in fig. 2, the housing 10 includes a rectangular mounting frame 11 and a receiving plate 12 disposed on a top surface of the rectangular mounting frame 11 for receiving a material. The periphery of the bearing plate 12 is locked on four side plates of the rectangular mounting frame 11 through screws, so that the bearing plate 12 is fixedly connected with the rectangular mounting frame 11. And a plurality of connection holes (not shown) fixed with the honeycomb aluminum platform 200 are arranged on the bottom surface of the rectangular mounting frame 11. After the components inside the housing 10 are mounted, the rectangular mounting frame 11 of the housing 10 is fixedly connected to the aluminum honeycomb platform 200 through a locking member (not shown).

As shown in fig. 2, the ejector plate 20 and the pushing assembly 30 in the automatic material removing mechanism 100 are disposed in the rectangular mounting frame 11, the rectangular mounting frame 11 includes a rectangular bottom plate and four side plates fixed to the periphery of the bottom plate, the bottom plate and the four side plates enclose a containing cavity for containing the pushing assembly 30 and the ejector plate 20, and the ejector plate 20 can be driven by the pushing assembly 30 to lift in the containing cavity enclosed by the rectangular mounting frame 11.

Further, as shown in fig. 3, the ejector plate 20 is provided at a top surface thereof with ejector pins 21, and the ejector pins 21 may protrude from the inside of the casing 10 or return to the inside of the casing 10 as the ejector plate 20 is lifted and lowered within the casing 10. As shown in fig. 1, the top surface of the housing 10 is provided with an ejection hole 121 into which the ejection pin 21 is inserted. During the process of lifting the ejector plate 20, the ejector pin 21 protrudes from the ejector hole 121 of the receiving plate 12 to abut against the material on the receiving plate 12, and ejects the material from the housing 10, thereby completing the material removal. During the lowering of the ejector plate 20, the ejector pin 21 is lowered from the ejector hole 121 and finally retracted to the inside of the housing 10, so that the material can abut on the retainer plate 12 of the housing 10.

Specifically, as shown in fig. 2, a plurality of ejector pins 21 distributed in a matrix are disposed on the top surface of the ejector plate 20, and a plurality of ejector holes 121 disposed in one-to-one correspondence with the ejector pins 21 are disposed on the receiving plate 12. In this embodiment, the ejector plate 20 is a rectangular flat plate, and the ejector pins 21 disposed on the top surface of the rectangular flat plate are all arranged along a rectangular array. The ejector plate 20 is further provided with a plurality of clearance holes to reduce the self weight of the ejector plate 20, which is beneficial to driving the pushing assembly 30. Correspondingly, as shown in fig. 1, the ejection hole 121 is a through hole disposed on the receiving plate 12. The ejection holes 121 formed in the receiving plate 12 are arranged in one-to-one correspondence with the ejection pins 21 formed in the ejector plate 20, so that each of the ejection pins 21 formed in the ejector plate 20 can be inserted into the ejection hole 121 formed in the corresponding ejector plate, and can be lifted along the axial direction of the ejection hole 121.

Further, the utility model provides an automatic material mechanism 100 of taking off includes pushing assembly 30, converts horizontal pushing force into vertical drive power through this pushing assembly 30. As shown in fig. 2, the pushing assembly 30 includes a driving member 31 and a pushing block 32 driven by the driving member 31 to move in a horizontal direction, at least one lifting block 22 capable of abutting against the pushing block 32 is fixed to the bottom surface of the ejector plate 20, the pushing block 32 is provided with a first inclined surface 321 with a gradually decreasing height on a side close to the lifting block 22, and the ejector pin 21 is extended from the ejector hole 121 by the movement of the pushing block 32 toward the lifting block 22. The driving member 31 of the pushing assembly 30 is a horizontal driving member, and can drive the pushing block 32 to reciprocate in the horizontal direction, and the ejector plate 20 located above the pushing block 32 is driven to lift in the vertical direction by the horizontal movement of the pushing block 32.

As shown in fig. 4, the pushing block 32 is provided with a first inclined surface 321 on a side close to the lifting block 22, and the first inclined surface 321 is gradually lowered from the side having the driving member 31 toward the side having the lifting block 22. When the pushing block 32 is driven by the driving member 31 to move toward one side of the lifting block 22, the first inclined surface 321 gradually abuts against the bottom surface of the lifting block 22, and the lifting block 22 gradually rises along with the gradual increase of the height of the first inclined surface 321, and the rising of the lifting block 22 drives the ejector plate 22 fixed above the lifting block 22 to move upward, so that the ejector pins 21 on the ejector plate 22 extend out of the ejector holes 121 of the receiving plate 12. Conversely, when the pushing block 32 is driven by the driving member 31 to move towards the side away from the lifting block 22, as the first inclined surface 321 is gradually lowered, the lifting block 22 is gradually lowered along with gravity, so as to drive the ejector plate 22 to move downwards, so that the ejector pins 21 move downwards and finally return to the inside of the housing 10.

The utility model provides an automatic take off promotion subassembly 30 that provides in the material mechanism 100 turns into vertical drive power in with horizontal migration, this shell 10 highly only need satisfy this driving piece 31 and ejector plate 20 highly can, and this driving piece 31's promotion stroke only need satisfy this ejector plate 20's ejector pin 21 highly can to can be by a wide margin reduce this automatic whole height of taking off material mechanism 100, will take off the whole height of material mechanism 100 and reduce to 50mm by 120 mm.

Further, as shown in fig. 2, in the automatic stripping mechanism 100 provided by the present invention, two sets of pushing assemblies 30 are disposed in each housing 10. Two groups of pushing assemblies 30 are respectively arranged on two sides of the housing 10, and two pushing blocks 32 are synchronously moved towards each other or away from each other through two driving pieces 31. In this embodiment, the driving member 31 in the housing 10 is a cylinder, and a telescopic rod of the cylinder is fixedly connected to the pushing block 32, so as to drive the pushing block 32 to reciprocate in the horizontal direction.

Specifically, as shown in fig. 2, in order to ensure the horizontal stability of the movement of the pushing block 32 in the horizontal direction, the pushing assembly 30 further includes a pair of linear slide rails 33 disposed in the housing 10, and the bottom of the pushing block 32 is fixed to the sliding blocks 331 of the pair of linear slide rails 33. Each group of pushing assemblies 30 is provided with a pair of linear sliding rails 33 arranged in parallel, the pushing block 32 spans two linear sliding rails 33, and the bottom of the pushing block 32 is fixed on the sliding block 331 of the linear sliding rail 33, so that the pushing block 32 is ensured to keep horizontal and stable sliding all the time in the process of being driven by the air cylinder.

Further, as shown in fig. 2, in the present embodiment, four lifting blocks 22 are fixed on the bottom surface of each ejector plate 20, and the four lifting blocks 22 are arranged opposite to each other in pairs. Two lifting blocks 22 in the four lifting blocks 22 on the same side are abutted with the same pushing block 32 on the bottom surface of the lifting blocks, and the pushing block 32 is provided with a first inclined surface 321. Correspondingly, as shown in fig. 4, a second inclined surface 221 which can be attached to the first inclined surface 321 is provided at the bottom of the elevator block 22. The second inclined surface 221 is the same as the first inclined surface 321 in inclination, and when the pushing block 32 abuts against the lifting block 22, the first inclined surface 321 and the second inclined surface 221 are attached to each other to increase the contact area, so that the pushing force of the pushing block 32 is transmitted to the lifting block 22 to push the lifting block 22 to ascend.

Further, the present invention provides an automatic stripping structure 100, which further comprises at least one linear bearing 40 disposed in the housing 10. As shown in fig. 2, in the present embodiment, four linear bearings 40 are uniformly distributed in the housing 10, the bottom of the linear bearings 40 is fixed to the bottom surface of the housing 10, and the top of the linear bearings 40 is fixedly connected to the bottom surface of the ejector plate 20. The linear bearing 40 can directly restrict the motion stability of the ejector plate 20 in the vertical direction, and the stability of the plate surface when the ejector plate 20 goes up and down is ensured.

The utility model provides an automatic take off material mechanism 100 is including being fixed in shell 10 on honeycomb aluminum platform 200 and setting up promotion subassembly 30 and the liftout plate 20 in shell 10, turn into horizontal drive power into the lift drive power of liftout plate 20 through this promotion subassembly 30, thereby can reduce whole height of taking off material mechanism by a wide margin, will take off the material structure by 120mm high reduction to 50mm, when guaranteeing to accomplish automatic taking off the material, reduce the whole height when honeycomb aluminum platform 200 is as the work chassis on the PCB make-up machine by a wide margin, also can avoid the problem of directly punching on honeycomb aluminum platform 200 simultaneously, guarantee honeycomb aluminum platform 200 as the mechanical structure's of PCB make-up machine workstation chassis rigidity and working property.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The automatic stripping mechanism is characterized by comprising a shell, an ejector plate and at least one group of pushing assemblies, wherein the shell is fixedly arranged on a honeycomb aluminum platform and used for bearing a discharging material, the ejector plate is arranged inside the shell, the pushing assemblies are arranged inside the shell and used for driving the ejector plate to ascend and descend, an ejector pin is arranged on the top surface of the ejector plate, an ejector hole for the ejector pin to be inserted is formed in the top surface of the shell, each pushing assembly comprises a driving piece and a pushing block driven by the driving piece to move in the horizontal direction, at least one lifting block capable of being abutted to the pushing block is fixed on the bottom surface of the ejector plate, a first inclined surface with gradually-descending height is arranged on one side, close to the lifting block, of each pushing block, and the ejector pin is extended out of the ejector hole through the movement of the pushing block towards the lifting block.

2. The automatic stripping mechanism as claimed in claim 1, wherein two sets of said pushing assemblies are disposed opposite each other in said housing.

3. The automatic stripping mechanism as claimed in claim 1, wherein said pushing assembly further comprises a pair of linear slides disposed in said housing, and a bottom of said pushing block is fixed to a slide of said pair of linear slides.

4. An automatic stripping mechanism as claimed in any one of claims 1 to 3, wherein said drive member is an air cylinder.

5. The automatic stripping mechanism as claimed in claim 1, wherein four of said lifting blocks are fixed to the bottom surface of said ejector plate, and said four lifting blocks are arranged opposite to each other in pairs.

6. The automatic stripping mechanism as claimed in claim 5, wherein the bottom of the lifting block is provided with a second inclined surface which can be attached to the first inclined surface.

7. The automatic stripping mechanism as claimed in claim 1, further comprising at least one linear bearing disposed within said housing.

8. The automatic stripping mechanism as claimed in claim 1, wherein said housing comprises a rectangular mounting frame and a receiving plate disposed on the top surface of said rectangular mounting frame for receiving said material, said ejector plate and said pushing assembly being disposed in said rectangular mounting frame.

9. The automatic stripping mechanism as claimed in claim 8, wherein a plurality of said liftout pins are disposed on the top surface of said liftout plate in a matrix distribution, and a plurality of liftout holes are disposed on said receiving plate in a one-to-one correspondence with said liftout pins.

10. The automatic stripping mechanism as claimed in claim 8, wherein said rectangular mounting frame is fixedly connected to said aluminum honeycomb platform by means of locking members.