Dotting device
Technical Field
The invention relates to the technical field of fingerprint module testing, in particular to a dotting device.
Background
With the development of electronic technology, more and more mobile terminals adopt fingerprint identification technology. The fingerprint identification technology mainly relies on a fingerprint module, which is a product with an IC chip and a circuit board connected, and mainly comprises a fingerprint acquisition module, a fingerprint identification module and an expansion function module (such as a lockset driving module). Compared with the traditional digital password or the Sudoku password, the fingerprint identification technology has better security, and the fingerprint identification technology has faster experience.
Therefore, this also brings opportunities and challenges to the fingerprint module packaging enterprises, how to improve product performance and production efficiency is a concern for them, and detection needs to be performed after the fingerprint module is assembled, such as sensitivity, whether to communicate with a circuit, etc. At present, when detecting fingerprint module, detect to whole fingerprint module simultaneously, when detecting that one or several fingerprint module is the defective products, manual mark the defective products. The manual marking mode increases the labor intensity of manpower on one hand and affects the testing efficiency on the other hand.
In view of the above-mentioned drawbacks, the present inventors have actively studied and innovated to create a dotting device with a novel structure, which has a more industrial utility value.
Disclosure of Invention
The invention aims to provide a dotting device which can automatically move to the upper part of a fingerprint module and automatically mark defective products when the defective fingerprint module is detected.
To achieve the purpose, the invention adopts the following technical scheme:
the dotting device comprises a base, wherein the base is provided with a translation mechanism and an ink box bracket, the translation mechanism is provided with a dotting assembly, wherein,
the translation mechanism comprises a sliding rail and a sliding block which is in sliding connection with the sliding rail, and a motor for driving the sliding block to move along the sliding rail;
the dotting assembly comprises a bracket, a plurality of cylinder mounting frames, a plurality of cylinders, a plurality of clamping pieces and a plurality of marking pen points, wherein,
the bracket is arranged on the sliding block;
the cylinder mounting frames are arranged at the end part of the bracket side by side and are staggered front and back;
each air cylinder is vertically arranged on each air cylinder mounting frame, and the telescopic rod of each air cylinder faces downwards;
each clamping piece is respectively arranged on the telescopic rod of each cylinder and is respectively used for clamping each marking pen point, each clamping piece comprises a rectangular block body, a pen point jack is arranged at the end part of the rectangular block body close to the rectangular block body, an opening extending to the pen point jack is concavely arranged at the end part of the rectangular block body, and opposite bolt holes are formed in two side walls of the opening;
each marking pen point is respectively inserted into the pen point jack;
the ink box bracket is close to the end part of the sliding rail, and is used for supporting an open ink box, the ink box is used for accommodating sponge, and the end part of each marking pen point can be in contact with the sponge in the ink box.
Further, a connecting block is connected to the end of the telescopic rod of the air cylinder, a plurality of first adjusting holes are formed in the connecting block, and a plurality of second adjusting holes are formed in the rectangular block body.
Further, the cylinder mounting frame comprises a transverse plate and a vertical plate which are vertically connected, and a plurality of third adjusting holes are formed in the transverse plate and the vertical plate along the length direction of the transverse plate and the vertical plate.
Further, the vertical plate is provided with an air cylinder positioning groove along the length direction of the vertical plate.
Further, the support comprises two opposite side plates, a top plate connected between the tops of the two side plates and a bottom plate connected between the bottoms of the two side plates, and the two side plates are provided with handle grooves corresponding to each other in position.
The beneficial effects of the invention are as follows: when detecting that one or a plurality of fingerprint modules are defective products, starting a motor, driving each cylinder to move to the position above the whole fingerprint module, starting the cylinder above the corresponding defective products, driving a marking pen point to mark marks on the corresponding fingerprint module, then driving the marking pen point to retract by the cylinder, and driving each cylinder to retract by the motor, so that the defective fingerprint modules can be automatically marked, labor is saved, and the detection efficiency of the fingerprint modules is improved; in addition, after marking, each marking pen point can move to the upper part of the ink box, and the sponge is used for sucking the ink overflowed on the marking pen point, so that the ink is prevented from dripping and polluting the device.
Drawings
FIG. 1 is a schematic view of a dotting device according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a dotting component in a dotting device provided in an embodiment of the invention;
FIG. 3 is a schematic view of the structure of the clamping member in the dotting assembly of the invention;
fig. 4 is a schematic view of the structure of the cylinder mount in the dotting assembly of the invention.
In the figure: 10-base, 11-side plate, 12-top plate, 13-bottom plate, 14-handle groove, 20-cylinder mounting rack, 21-cross plate, 22-riser, 23-third regulation hole, 24-cylinder positioning groove, 30-cylinder, 40-clamping piece, 41-nib jack, 42-opening, 43-bolt, 44-second regulation hole, 50-marking nib, 60-dotting component, 61-slide rail, 62-slide block, 63-motor, 64-ink box bracket, 65-ink box, 70-connecting block, 71-first regulation hole.
Detailed Description
The technical scheme of the invention is further described below by the specific embodiments with reference to the accompanying drawings.
As shown in fig. 1 to 4, the dotting device of the invention comprises a base 10, wherein a translation mechanism and an ink box bracket 64 are arranged on the base 10, a dotting assembly is arranged on the translation mechanism, the translation mechanism comprises a slide rail 61 and a slide block 62 which is in sliding connection with the slide rail 61, and a motor 63 which drives the slide block 62 to move along the slide rail 61; the dotting assembly comprises a bracket, a plurality of cylinder mounting frames 20, a plurality of cylinders 30, a plurality of clamping members 40 and a plurality of marking nibs 50, wherein the bracket is mounted on a sliding block 62; the cylinder mounting frames 20 are arranged at the end parts of the bracket side by side, and the cylinder mounting frames 20 are staggered front and back; each cylinder 30 is vertically installed on each cylinder installation frame 20, and the telescopic rod of each cylinder 30 faces downwards; the end part of the telescopic rod of each cylinder 30 is connected with a connecting block 70, each clamping piece 40 is respectively arranged on the telescopic rod of each cylinder 30, each clamping piece 40 is respectively used for clamping each marking pen point 50, each clamping piece 40 comprises a rectangular block body, the rectangular block body is close to the end part of the rectangular block body and is provided with a pen point jack 41, the end part is inwards concave with an opening 42 extending to the pen point jack 41, and two side walls of the opening 42 are provided with opposite bolt holes; each marking nib 50 is inserted into the nib receptacle 41; in addition, the ink box bracket 64 is close to the end of the sliding rail 61, and is used for supporting an open ink box 65, the ink box 65 is used for accommodating the sponge, and the end of each marking pen point 50 can be in contact with the sponge in the ink box 65. When the marking nib 50 is mounted, the marking nib 50 is vertically inserted into the nib insertion hole 41, the bolts 43 are inserted into the bolt holes on the two side walls of the opening 42 and locked, so that the nib insertion hole 41 clamps the marking nib 50. When detecting that one or a plurality of fingerprint modules are defective products, a motor 63 in the dotting device is started to drive each cylinder 30 to move above the whole fingerprint module, the cylinder 30 above the corresponding defective product is started to drive a marking pen point 50 to mark marks on the corresponding fingerprint module, then the cylinder 30 drives the marking pen point 50 to retract, and the motor 63 drives each cylinder 30 to retract, so that the defective fingerprint module can be automatically marked, labor is saved, and the detection efficiency of the fingerprint module is improved; in addition, after marking, each marking pen point 50 can be retracted above the ink box 65, and the ink overflowed on the marking pen point 50 is sucked by using the sponge, so that the device is prevented from being polluted due to ink dripping.
Specifically, the connecting block 70 is provided with a plurality of first adjusting holes 71, and the rectangular block body is provided with a plurality of second adjusting holes 44. Because the fingerprint module is a whole plate for detection, in order to adapt to the whole plate fingerprint modules with different sizes, the invention adjusts the installation position of the clamping piece 40 by arranging the adjusting holes, and selects the proper second adjusting holes 44 to align with the first adjusting holes 71 at the required positions, so that the marking pen point 50 can be opposite to the fingerprint module, and defective products can be accurately marked.
Meanwhile, in order to increase the adjustment range of the position, the cylinder mounting frame 20 of the present invention can also adjust the mounting position, and specifically, the cylinder mounting frame 20 includes a cross plate 21 and a vertical plate 22 vertically connected, and the cross plate 21 and the vertical plate 22 are each provided with a plurality of third adjustment holes 23 along the length direction thereof. When the distance between the marking pen point 50 and the bracket is required to be adjusted, the third adjusting hole 23 required on the transverse plate 21 can be selected, and the cylinder mounting frame 20 is arranged at a proper position on the bracket through the corresponding third adjusting hole 23; when the distance between the marking pen point 50 and the fingerprint module is to be adjusted, the third adjusting holes 23 required on the vertical plate 22 can be selected, and the air cylinder 30 is installed at the proper position of the air cylinder installation frame 20 through the corresponding third adjusting holes 23.
To further facilitate the installation of the air cylinder 30, the present invention provides the riser 22 with an air cylinder positioning slot 24 along its length. When the air cylinder 30 is installed, the air cylinder 30 is caught in the air cylinder catching groove 24 and then locked to the selected third regulation hole 23.
The bracket of the present invention comprises two opposite side plates 11, a top plate 12 connected between the tops of the side plates 11, and a bottom plate 13 connected between the bottoms of the side plates 11. For convenient carrying, the invention is provided with the handle grooves 14 corresponding to the positions on the two side plates 11.
In summary, the dotting device of the invention can automatically move to the upper part of the fingerprint module and automatically mark defective products when detecting defective fingerprint modules.
The technical principle of the present invention is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the invention and should not be taken in any way as limiting the scope of the invention. Other embodiments of the invention will be apparent to those skilled in the art from consideration of this specification without undue burden.