CN218383661U

CN218383661U - Automatic aligning and pressing plate device for PIN nails

Info

Publication number: CN218383661U
Application number: CN202222829521.0U
Authority: CN
Inventors: 高剑; 曾春燕; 黎喜安; 曾祥清
Original assignee: Dongguan Hechuan Mechanical Equipment Technology Co ltd
Current assignee: Dongguan Hechuan Mechanical Equipment Technology Co ltd
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-01-24
Anticipated expiration: 2032-10-26

Abstract

The utility model provides a PIN nail automatic alignment clamp plate device, including centre gripping positioning mechanism, centre gripping positioning mechanism is used for cooperating and be used for carrying out the centre gripping fixedly to the PCB board with two positioning hole on the PCB board. Through using the utility model discloses, remove the inertial force that motion stop motion produced in the twinkling of an eye at UVW and can not let PCB produce the motion, can guarantee the counterpoint precision of PCB board and last film.

Description

Automatic aligning and pressing plate device for PIN nails

Technical Field

The utility model relates to a hinder and weld the exposure machine field, specifically a PIN nail automatic alignment clamp plate device.

Background

The resistance welding exposure machine is equipment for transferring a resistance welding graph of a PCB, the PCB attached with the photosensitive film and a negative film (film) of the graph to be transferred are exposed after accurate alignment through the semi-automatic resistance welding exposure machine, and the graph to be transferred is finally printed on the PCB.

The resistance welding exposure machine comprises a UVW moving platform and an upper film positioning device, wherein the UVW moving platform is of a rectangular-square structure, two thin shafts are vertically arranged on the UVW moving platform, the upper film positioning device is horizontally placed during alignment, an upper film is vacuum-adsorbed below the upper film and horizontally covers right above a PCB, the upper film is attached to the UVW moving platform, the PCB is respectively sleeved outside the two thin shafts through two positioning through holes, the UVW moving platform performs translational motion and rotary motion along the horizontal plane direction to align the PCB and the upper film, and the defects are that when the alignment is completed, the PCB and the UVW moving platform slide relatively under the superposition of inertial force generated at the moment of stopping the UVW and factors of gaps between the positioning through holes and the thin shafts, so that the alignment accuracy of the PCB and the upper film is influenced.

Disclosure of Invention

An object of the utility model is to provide a PIN nail automatic alignment presser device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a PIN nail automatic alignment presser device, includes clamping position mechanism, clamping position mechanism be used for to with the PCB board on two positioning hole cooperate and be used for carrying out the centre gripping to the PCB board fixed.

Further, centre gripping positioning mechanism includes that base, rotatory lifting unit, fixed stay claw and activity press the claw, rotatory lifting unit and fixed stay claw are all installed on the base, the top of fixed stay claw is equipped with the location arch, the activity is pressed the claw and is installed on rotatory lifting unit and be located fixed stay claw directly over, the activity is pressed the claw and is offered and dodge the mouth corresponding the bellied position department in location, rotatory lifting unit drive activity is pressed the claw and is made rotatory elevating movement, rotatory lifting unit, fixed stay claw and activity are pressed the claw and all are the mirror image setting.

Further, the base includes the crossbeam, articulates the seat and holds the seat, articulated seat is installed under the crossbeam and is the mirror image setting, it sets up the both ends at the crossbeam to hold the seat mirror image.

Furthermore, the rotary lifting assembly comprises a lever-type driving module, a telescopic shaft and a bushing, the lever-type driving module is installed on the base and is in driving connection with the lower end of the telescopic shaft, the telescopic shaft is sleeved in the bushing, the bushing is sleeved in the base, and a rotary guide module is arranged between the bushing and the telescopic shaft.

Further, the lever type driving module comprises a cylinder, a connecting rod and a movable hinge seat, the output end of the cylinder is hinged to one end of the connecting rod through a first hinge shaft, the other end of the connecting rod is hinged to the base through a second hinge shaft, the movable hinge seat is hinged to the connecting rod through a third hinge shaft, the distance between the first hinge shaft and the third hinge shaft is larger than the distance between the third hinge shaft and the second hinge shaft, and the lower end of the telescopic shaft is connected to the movable hinge seat through a universal structure.

Furthermore, the rotation guide module comprises a thin shaft and a V-shaped hole, the thin shaft penetrates into the telescopic shaft along the radial direction of the telescopic shaft, the V-shaped hole is formed in the circumferential wall of the lining, and one end of the thin shaft is matched with the V-shaped hole.

Furthermore, the number of the V-shaped holes is two, the two V-shaped holes are distributed in a circumferential array around the axis of the lining, and two ends of the thin shaft are respectively matched with the two V-shaped holes.

Further, the fixed support claw comprises a fixed block, a support column and a support table, the fixed block is installed on the base, the support column is installed on the fixed block, the support table is installed on the support column, and the positioning protrusions are installed on the support table.

Furthermore, the movable pressing claw comprises a shaft sleeve and a pressing rod, the shaft sleeve is sleeved outside the upper end of the telescopic shaft, the pressing rod is installed on the shaft sleeve, and the avoidance opening is formed in the free end of the pressing rod.

Furthermore, the device also comprises a lifting mechanism, wherein the clamping and positioning mechanism is arranged on the lifting mechanism, and the lifting mechanism drives the clamping and positioning mechanism to do lifting motion.

The utility model has the advantages that:

the PCB is attached to the UVW mobile platform, the clamping and positioning mechanism is fixedly connected with the UVW mobile platform and located in the hollow area, the clamping and positioning mechanism is matched with the two positioning through holes in the PCB and clamps and fixes the PCB, and therefore the relative position of the PCB and the UVW mobile platform is guaranteed to be unchanged.

Through using the utility model discloses, remove the inertial force that motion stop motion produced in the twinkling of an eye at UVW and can not let PCB produce the motion, can guarantee the counterpoint precision of PCB board and last film.

Drawings

FIG. 1: a three-dimensional schematic diagram of a clamping and positioning mechanism of a PIN nail automatic alignment pressure plate device.

FIG. 2 is a schematic diagram: a schematic view of a clamping and positioning mechanism of a PIN nail automatic alignment pressure plate device is provided.

FIG. 3: an exploded schematic view of a clamping and positioning mechanism of a PIN nail automatic alignment pressure plate device.

FIG. 4: a partial three-dimensional schematic diagram of a clamping and positioning mechanism of a PIN nail automatic alignment pressure plate device is provided.

FIG. 5: a three-dimensional schematic diagram of the assembly of a clamping and positioning mechanism and a lifting mechanism of a PIN nail automatic alignment pressure plate device is provided.

Detailed Description

The invention is further explained below with reference to the drawings:

referring to fig. 1, an automatic PIN alignment pressing plate device includes a clamping and positioning mechanism 1, where the clamping and positioning mechanism 1 is used for matching two positioning through holes on a PCB and clamping and fixing the PCB.

Referring to fig. 1 and 2, the clamping and positioning mechanism 1 includes a base 11, a rotary lifting component 12, a fixed supporting jaw 13 and a movable pressing jaw 14, wherein the rotary lifting component 12 and the fixed supporting jaw 13 are both installed on the base 11, a positioning protrusion 13-1 is arranged on the top of the fixed supporting jaw 13, the movable pressing jaw 14 is installed on the rotary lifting component 12 and is located right above the fixed supporting jaw 13, an avoiding opening 14-1 is formed in a position of the movable pressing jaw 14 corresponding to the positioning protrusion 13-1, the rotary lifting component 12 drives the movable pressing jaw 14 to perform rotary lifting motion, and the rotary lifting component 12, the fixed supporting jaw 13 and the movable pressing jaw 14 are all arranged in a mirror image manner.

Referring to fig. 3, the base 11 includes a cross beam 111, a hinge base 112 and a receiving base 113, the hinge base 112 is installed under the cross beam 111 and is arranged in a mirror image, and the receiving base 113 is arranged at two ends of the cross beam 111 in a mirror image.

Referring to fig. 3, the rotary lifting assembly 12 includes a lever-type driving module 121, a telescopic shaft 122 and a bushing 123, the lever-type driving module 121 is mounted on the base 11 and is drivingly connected to a lower end of the telescopic shaft 122, the telescopic shaft 122 is sleeved in the bushing 123, the bushing 123 is sleeved in the base 11, and a rotary guiding module 124 is disposed between the bushing 123 and the telescopic shaft 122.

Referring to fig. 4, the lever type driving module 121 includes a cylinder 1211, a connecting rod 1212, and a movable hinge seat 1213, an output end of the cylinder 1211 is hinged to one end of the connecting rod 1212 through a first hinge shaft 1214, the other end of the connecting rod 1212 is hinged to the base 11 through a second hinge shaft 1215, the movable hinge seat 1213 is hinged to the connecting rod 1212 through a third hinge shaft 1216, a distance between the first hinge shaft 1214 and the third hinge shaft 1216 is greater than a distance between the third hinge shaft 1216 and the second hinge shaft 1215, and a lower end of the telescopic shaft 122 is connected to the movable hinge seat 1213 through a universal joint structure.

The movable hinge seat 1213 comprises a first inverted convex hinge block 1213-1 and a second inverted convex hinge block 1213-2, a third hinge shaft 1216 penetrates through the connecting rod 1212, and two ends of the third hinge shaft 1216 are respectively sleeved in through holes formed in the lower parts of the first inverted convex hinge block 1213-1 and the second inverted convex hinge block 1213-2.

The universal structure comprises a ball body 1217-1 and a ball seat, wherein the ball body 1217-1 is fixedly arranged below the lower end of the telescopic shaft 122, the ball seat is arranged on the movable hinged seat 1213 and is sleeved outside the ball body 1217-1, one side of the upper part of the first inverted convex hinge block 1213-1, which is opposite to the second inverted convex hinge block 1213-2, is provided with a first ball body 1217-1 accommodating groove, one side of the upper part of the second inverted convex hinge block 1213-2, which is opposite to the first inverted convex hinge block 1213-1, is provided with a second ball body 1217-1 accommodating groove, and the first ball body 1217-1 accommodating groove and the second ball 1217-1 accommodating groove are matched to form the ball seat.

Referring to fig. 3 and 4, the rotation guiding module 124 includes a thin shaft 1241 and a V-shaped hole 1242, the thin shaft 1241 penetrates the telescopic shaft 122 along the radial direction of the telescopic shaft 122, the V-shaped hole 1242 is formed on the circumferential wall of the bushing 123, and one end of the thin shaft is engaged with the V-shaped hole 1242.

Two V-shaped holes 1242 are arranged, the two V-shaped holes 1242 are distributed in a circumferential array around the axis of the bushing 123, the thin shaft 1241 penetrates through the telescopic shaft 122, and two ends of the thin shaft 1241 are respectively matched with the two V-shaped holes 1242.

Referring to fig. 4,V the hole 1242 includes a straight lower slot 1241-1 extending downward and an inclined upper slot 1241-2 extending obliquely upward, the upper end of the straight lower slot 1241-1 is communicated with the lower end of the inclined upper slot 1241-2, and a corner between the straight lower slot 1241-1 and the inclined upper slot 1241-2 is provided with a round angle.

The fixed supporting claw 13 comprises a fixed block 131, a supporting column 132 and a supporting platform 133, the fixed block 131 is installed on the base 11, the supporting column 132 is installed on the fixed block 131, the supporting platform 133 is installed on the supporting column 132, the upper surface of the supporting platform 133 is provided with an anti-skid surface, and the positioning protrusion 13-1 is installed on the supporting platform 133.

The movable pressing claw 14 comprises a shaft sleeve 141 and a pressing rod 142, the shaft sleeve 141 is sleeved outside the upper end of the telescopic shaft 122, the pressing rod 142 is installed on the shaft sleeve 141, and the avoidance port 14-1 is formed in the free end of the pressing rod 142.

A U-shaped boss 1421 protruding downwards is arranged below the free end of the pressure lever 142, the U-shaped boss 1421 is positioned right above the fixed supporting claw 13, and the lower surface of the U-shaped boss 1421 is provided with an anti-skid surface.

Still include elevating system 2, clamping position mechanism 1 installs on elevating system 2, and elevating system 2 drive clamping position mechanism 1 does the elevating movement.

The working principle is as follows:

the PCB is manually driven to enable two positioning through holes of the PCB to be respectively matched with the positioning bulges 13-1 arranged in a mirror image mode, the rotary lifting assembly 12 arranged in the mirror image mode synchronously performs mirror image motion and respectively drives the movable pressing claw 14 arranged in the mirror image mode to rotate downwards, the PCB is clamped between the movable pressing claw 14 arranged in the mirror image mode and the fixed supporting claw 13 arranged in the mirror image mode, positioning of the PCB is achieved, after positioning is completed, the lifting mechanism 2 drives the clamping and positioning mechanism 1 to drive the PCB to move downwards to enable the PCB to be attached to the UVW mobile platform, at the moment, because the PCB is clamped and the relative position of the PCB and the UVW mobile platform is kept unchanged, inertia force generated in the moment when the UVW mobile platform stops moving cannot enable the PCB to move, and the alignment accuracy of the PCB and an upper film can be guaranteed.

In the above process, the working process of driving the movable pressing claw 14 to rotate downward by the set of rotary lifting assembly 12 to press the PCB board against the fixed supporting claw 13 is described: the piston rod of the cylinder 1211 retracts to drive the connecting rod 1212 to rotate around the second hinge shaft 1215, the connecting rod 1212 drives the movable hinge base to drive the telescopic rod to move downwards through the third hinge shaft 1216, the end part of the thin shaft 1241 slides through the inclined upper long hole 1241-2, the round angle and the straight lower long hole 1241-1 of the V-shaped hole 1242 in sequence in the process, under the guiding action of the inclined upper long hole 1241-2, the thin hole drives the telescopic rod to drive the movable pressing claw 14 to rotate, the U-shaped boss 1421 of the movable pressing claw 14 is enabled to face right above the supporting table 133 of the fixed supporting claw 13, the avoidance port 14-1 corresponds to the position of the positioning protrusion 13-1, and then under the action of the straight lower long hole 1241-1, the thin hole drives the telescopic rod to drive the movable pressing claw 14 to drive the U-shaped boss 1421 to press the PCB to the supporting table 133 in a linkage mode, and the avoidance port 14-1 is matched with the positioning protrusion 13-1.

The above is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a PIN nail automatic alignment presser device which characterized in that: including clamping positioning mechanism, clamping positioning mechanism is used for to with two positioning hole on the PCB board cooperate and be used for carrying out the centre gripping to the PCB board fixed.

2. The automatic PIN aligning and pressing plate device according to claim 1, wherein: the clamping and positioning mechanism comprises a base, a rotary lifting assembly, a fixed supporting claw and a movable pressing claw, wherein the rotary lifting assembly and the fixed supporting claw are both installed on the base, the top of the fixed supporting claw is provided with a positioning protrusion, the movable pressing claw is installed on the rotary lifting assembly and located right above the fixed supporting claw, the movable pressing claw corresponds to the position of the positioning protrusion and is provided with a dodging opening, the rotary lifting assembly drives the movable pressing claw to do rotary lifting motion, and the rotary lifting assembly, the fixed supporting claw and the movable pressing claw are all mirror image settings.

3. The automatic PIN aligning and pressing plate device according to claim 2, wherein: the base includes crossbeam, articulated seat and holds the seat, articulated seat is installed under the crossbeam and is the mirror image setting, it sets up the both ends at the crossbeam to hold the seat mirror image.

4. The automatic PIN aligning and pressing plate device according to claim 2, wherein: the rotary lifting assembly comprises a lever type driving module, a telescopic shaft and a bushing, the lever type driving module is installed on the base and is in driving connection with the lower end of the telescopic shaft, the telescopic shaft is sleeved in the bushing, the bushing is sleeved in the base, and a rotary guide module is arranged between the bushing and the telescopic shaft.

5. The automatic PIN aligning and pressing plate device according to claim 4, wherein: the lever type driving module comprises a cylinder, a connecting rod and a movable hinge base, the output end of the cylinder is hinged to one end of the connecting rod through a first hinge shaft, the other end of the connecting rod is hinged to the base through a second hinge shaft, the movable hinge base is hinged to the connecting rod through a third hinge shaft, the distance between the first hinge shaft and the third hinge shaft is larger than the distance between the third hinge shaft and the second hinge shaft, and the lower end of the telescopic shaft is connected to the movable hinge base through a universal structure.

6. The automatic PIN aligning and pressing plate device according to claim 4, wherein: the rotary guide module comprises a thin shaft and a V-shaped hole, the thin shaft penetrates into the telescopic shaft along the radial direction of the telescopic shaft, the V-shaped hole is formed in the circumferential wall of the lining, and one end of the thin shaft is matched with the V-shaped hole.

7. The automatic PIN aligning and pressing plate device according to claim 6, wherein: the V-shaped holes are arranged in two numbers, the two V-shaped holes are distributed in a circumferential array around the axis of the bushing, and two ends of the thin shaft are respectively matched with the two V-shaped holes.

8. The automatic PIN aligning and pressing plate device according to claim 2, wherein: the fixed support claw comprises a fixed block, a support column and a support table, the fixed block is installed on the base, the support column is installed on the fixed block, the support table is installed on the support column, and the positioning protrusions are installed on the support table.

9. The automatic PIN aligning and pressing plate device according to claim 2, wherein: the movable pressing claw comprises a shaft sleeve and a pressing rod, the shaft sleeve is sleeved outside the upper end of the telescopic shaft, the pressing rod is installed on the shaft sleeve, and the avoidance opening is formed in the free end of the pressing rod.

10. The automatic PIN aligning and pressing plate device according to claim 1, wherein: the clamping and positioning mechanism is arranged on the lifting mechanism, and the lifting mechanism drives the clamping and positioning mechanism to do lifting motion.