CN110186768B - Fingerprint module conductivity testing mechanism - Google Patents
Fingerprint module conductivity testing mechanism Download PDFInfo
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- CN110186768B CN110186768B CN201810154549.4A CN201810154549A CN110186768B CN 110186768 B CN110186768 B CN 110186768B CN 201810154549 A CN201810154549 A CN 201810154549A CN 110186768 B CN110186768 B CN 110186768B
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- 238000012360 testing method Methods 0.000 title claims abstract description 108
- 239000000463 material Substances 0.000 claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000000758 substrate Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/52—Devices for transferring articles or materials between conveyors i.e. discharging or feeding devices
- B65G47/64—Switching conveyors
- B65G47/641—Switching conveyors by a linear displacement of the switching conveyor
- B65G47/643—Switching conveyors by a linear displacement of the switching conveyor in a vertical plane
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
- B65G47/82—Rotary or reciprocating members for direct action on articles or materials, e.g. pushers, rakes, shovels
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0001—Type of application of the stress
- G01N2203/0003—Steady
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0044—Pneumatic means
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- Tests Of Electronic Circuits (AREA)
Abstract
The invention discloses a fingerprint module conductivity testing mechanism which comprises a base plate, a left movable plate, a right movable plate, a front mounting plate, a rear mounting plate, a conveyor belt, a test carrier plate and a testing mechanism, wherein the conveyor belt is respectively arranged on the inner sides of the front mounting plate and the rear mounting plate, the testing mechanism is positioned right above the test carrier plate, a push plate is embedded in a push plate groove, the push plate is arranged below an adapter plate and fixedly connected with the adapter plate, a baffle cylinder is vertically arranged between the test carrier plate and the right movable plate, a lower adjusting plate is connected with the lower surface of the movable plate, a middle plate is arranged between the lower adjusting plate and the lower pressing plate, at least 10 pressure head cylinders are uniformly arranged on the upper surface of the middle plate, pressure heads corresponding to the pressure head cylinders are uniformly embedded on the lower pressing plate, and piston rods of the at least 10 pressure head cylinders respectively penetrate through the middle plate and are fixedly connected with the pressure heads. According to the invention, through the arrangement of the push plate cylinder and the push plate, each material belt to be tested is ensured to be at the same and accurate position, and the testing precision is ensured.
Description
Technical Field
The invention relates to a fingerprint module conductivity testing mechanism, and belongs to the technical field of automatic processing.
Background
In the fingerprint chip processing procedure, conducting performance test is often required to be carried out on the assembled chip, and as the fingerprint chip is more precise and is easy to be damaged by external force or static electricity, manual procedure links can be reduced as much as possible in the process of testing and feeding, the chip damage rate can be reduced, and the feeding efficiency can be improved.
Disclosure of Invention
The invention aims to provide a fingerprint module conductivity testing mechanism, which ensures that each material belt to be tested is at the same and accurate position through the arrangement of a push plate cylinder and a push plate, and ensures the testing precision.
In order to achieve the above purpose, the invention adopts the following technical scheme: a fingerprint module conductivity testing mechanism comprises a base plate, a left movable plate, a right movable plate, a front mounting plate, a rear mounting plate, a conveyor belt, a test carrier plate and a testing mechanism, wherein the conveyor belt is respectively arranged on the inner sides of the front mounting plate and the rear mounting plate;
the left movable plate and the right movable plate are arranged on two sides of the upper surface of the base plate in parallel, the front mounting plate and the rear mounting plate are arranged vertically to the left movable plate and the right movable plate, one end of each of the front mounting plate and the rear mounting plate is respectively connected with the upper surface of the left movable plate in a mounting way, the other end of each of the front mounting plate and the rear mounting plate is respectively connected with the upper surface of the right movable plate in a mounting way, and the test carrier plate is arranged on the upper surface of the base plate and positioned between the left movable plate and the right movable plate and between the front mounting plate and the rear mounting plate;
Two sides of the lower surface of the base plate are respectively provided with an air cylinder, the air cylinders are respectively positioned below the left movable plate and the right movable plate, and piston rods of the air cylinders respectively penetrate through the base plate and are fixedly connected with the left movable plate and the right movable plate and are used for driving the left movable plate and the right movable plate to move up and down;
the two ends of the front mounting plate are fixedly connected with the left movable plate and the right movable plate respectively, the two ends of the rear mounting plate are movably connected with the left movable plate and the right movable plate respectively through left sliding rails and right sliding rails which are arranged in parallel, the front mounting plate and the rear mounting plate are connected through left screw rods and right screw rods which are arranged in parallel, the front end of the left screw rod penetrates through a through hole of the front mounting plate, and the rear end of the left screw rod penetrates through a through hole of the rear mounting plate and is fixedly connected with the rear mounting plate through nuts sleeved on the left screw rod;
the front end of the right screw rod passes through the through hole of the front mounting plate, the rear end of the right screw rod passes through the through hole of the rear mounting plate and is fixedly connected with the rear mounting plate through a nut sleeved on the left screw rod, the front end of the left screw rod is fixedly provided with a left gear, the front end of the right screw rod is fixedly provided with a right gear, and the left gear and the right gear are connected through a transmission belt;
A push plate cylinder is arranged on the outer side surface of the rear mounting plate, which is close to the test carrier plate, a piston rod of the push plate cylinder is connected with the adapter plate in a mounting way, a push plate groove is formed in the upper surface of the rear mounting plate and positioned behind the test carrier plate, a push plate is embedded in the push plate groove, and the push plate is arranged below the adapter plate and fixedly connected with the adapter plate;
A baffle cylinder is vertically arranged between the test carrier plate and the right movable plate, the upper surface of a piston rod of the baffle cylinder is connected with a baffle, the baffle can move up and down under the drive of the baffle cylinder, and the front end of the baffle is positioned above the test carrier plate;
The testing mechanism further comprises a driving air cylinder, a fixed plate, a movable plate, a lower adjusting plate and a lower pressing plate, wherein the movable plate, the lower adjusting plate and the lower pressing plate are arranged right below the fixed plate, the fixed plate is fixedly connected with the base plate through at least 2 guide posts, the at least 2 guide posts respectively penetrate through guide post through holes at two ends of the movable plate, the driving air cylinder is arranged on the upper surface of the fixed plate, a piston rod of the driving air cylinder penetrates through the fixed plate and is fixedly connected with the upper surface of the movable plate, the lower adjusting plate is connected with the lower surface of the movable plate, a middle plate is arranged between the lower adjusting plate and the lower pressing plate, at least 10 pressure head air cylinders are uniformly arranged on the upper surface of the middle plate, and pressure heads corresponding to the pressure head air cylinders are uniformly embedded on the lower pressing plate, and the piston rods of the at least 10 pressure head air cylinders respectively penetrate through the middle plate and are fixedly connected with the pressure heads.
The further improved scheme in the technical scheme is as follows:
1. in the scheme, the upper surface of the push plate is contacted with the lower surface of the adapter plate and fixedly connected with the lower surface of the adapter plate through a plurality of screws.
2. In the scheme, the adapter plate is positioned above the upper surface of the rear mounting plate.
3. In the scheme, the lower surface of the baffle is in contact connection with the upper surface of the test carrier plate.
4. In the scheme, a plurality of elastic columns are uniformly arranged on the lower pressing plate.
5. In the scheme, the side surface of each pressure head cylinder is provided with an air pressure tester which is respectively connected with an air pressure gauge arranged on the upper surface of the substrate.
6. In the above scheme, the number of the at least 2 guide posts is 4, and the at least 2 guide posts are respectively positioned at four corners of the fixing plate.
7. In the above scheme, the material of the pressure head is rubber.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
1. according to the fingerprint module conductivity testing mechanism, at least 10 pressure head cylinders are uniformly arranged on the upper surface of the plate, the pressure heads corresponding to the pressure head cylinders are uniformly embedded in the lower pressure plate, the piston rods of the at least 10 pressure head cylinders respectively penetrate through the middle plate and are fixedly connected with the pressure heads, and the arrangement of the at least 10 pressure head cylinders can ensure that each pressure head corresponds to one cylinder, replace the previous full-version pressing testing mechanism and are matched with the barometer, so that the pressure of each pressure head can be independently regulated to ensure the accuracy of each pressure head on the chip, and the accuracy of chip testing is enhanced; secondly, evenly be provided with a plurality of bullet posts on its holding down plate, the setting of bullet post then can play the cushioning effect at the in-process that the cylinder drove the pressure head and pushes down, guarantees that the pressure head is stable even to the pressure of being tested chip, and the protection chip is not damaged because of the pressure is too big when satisfying the needs of test.
2. The invention relates to a fingerprint module conductivity testing mechanism, wherein two sides of the lower surface of a base plate are respectively provided with an air cylinder, the air cylinders are respectively positioned below a left movable plate and a right movable plate, piston rods of the air cylinders respectively penetrate through the base plate and are fixedly connected with the left movable plate and the right movable plate, the air cylinders are used for driving the left movable plate and the right movable plate to move up and down, through the arrangement of the air cylinders, the movable plate is driven to move up and down to drive a conveyor belt on the inner sides of a front mounting plate and a rear mounting plate, when a conveyor belt is conveyed, the conveyor belt is lifted, after the conveyor belt is conveyed to the upper side of a test carrier, the conveyor belt is put down, the conveyor belt naturally falls onto the test carrier, a certain height difference is arranged between the conveyor belt and the test carrier, and the lower surface of the conveyor belt is prevented from contacting the test carrier to generate contact friction and the like in the conveying process, and the accuracy of the test is influenced or the conveyor belt is prevented from being worn.
3. According to the fingerprint module conductivity testing mechanism, two ends of the rear mounting plate are respectively and movably connected with the left movable plate and the right movable plate through the left sliding rail and the right sliding rail which are arranged in parallel, the front mounting plate and the rear mounting plate are connected through the left screw rod and the right screw rod which are arranged in parallel, and the distance between the front mounting plate and the rear mounting plate can be respectively adjusted from the left side and the right side of the rear mounting plate through the arrangement of the screw rod and the sliding rail so as to be used for material belts with different sizes, so that the device has good universality; secondly, the front end fixed mounting of its left lead screw has left gear, the front end fixed mounting of right lead screw has right gear, is connected through a drive belt between this left gear, the right gear, the setting of drive belt, make the rotation of left and right lead screw keep unanimous all the time, the lead screw rotates simultaneously about when mounting panel interval around adjusting, in order to guarantee that the distance that the rear mounting panel both sides moved remains unanimous all the time, thereby keep parallelism all the time between the front and rear mounting panel, need not further calibration and regulation, save time improves work efficiency, simultaneously also avoid singly adjusting left lead screw or right lead screw and appear blocking or make the condition such as rear mounting panel warp, extension equipment life.
4. According to the fingerprint module conductivity testing mechanism, the push plate cylinder is arranged on the outer side surface of the rear mounting plate close to the test carrier plate, the piston rod of the push plate cylinder is connected with the adapter plate in a mounting way, the push plate groove is formed in the upper surface of the rear mounting plate and located behind the test carrier plate, the push plate is embedded in the push plate groove and is arranged below the adapter plate and fixedly connected with the adapter plate, and the push plate cylinder is arranged with the push plate, so that one side of a material belt placed on the test carrier plate can be pushed to be contacted with the side surface of the front mounting plate, the same and accurate position of each material belt to be tested is guaranteed, and the testing precision is guaranteed.
5. According to the fingerprint module conductivity testing mechanism, the baffle cylinder is vertically arranged between the testing carrier plate and the right movable plate, the upper surface of the piston rod of the baffle cylinder is connected with the baffle, the baffle can move up and down under the driving of the baffle cylinder, the front end of the baffle is positioned above the testing carrier plate, and the baffle cylinder and the baffle are arranged to block a material belt on a conveyor belt, so that the material belt is positioned above the testing carrier plate, and each material belt is ensured to be accurately conveyed to the testing position of the testing carrier plate, and the testing precision is ensured; in addition, the baffle cylinder is arranged, so that the baffle is lifted when needed to block the material belt, and the baffle is contracted downwards when not in use, so that the normal operation of other working procedures is not influenced.
Drawings
FIG. 1 is a schematic diagram of a conductivity testing mechanism of a fingerprint module of the present invention;
FIG. 2 is a schematic diagram of a structure of a testing mechanism in the conductivity testing mechanism of the fingerprint module of the present invention;
FIG. 3 is a schematic diagram of a partial structure of a conductivity testing mechanism of a fingerprint module according to the present invention;
FIG. 4 is a schematic diagram of a cylinder structure in the conductivity testing mechanism of the fingerprint module of the present invention;
FIG. 5 is a schematic diagram of a push plate cylinder structure in the fingerprint module conductivity testing mechanism of the present invention;
FIG. 6 is a schematic diagram of a baffle cylinder structure in the conductivity testing mechanism of the fingerprint module of the present invention.
In the above figures: 1. a substrate; 201. a left movable plate; 202. a right movable plate; 301. a front mounting plate; 302. a rear mounting plate; 4. a conveyor belt; 5. testing the carrier plate; 6. a cylinder; 8. a testing mechanism; 1a, driving a cylinder; 2a, a fixing plate; 3a, a movable plate; 4a, an upper adjusting plate; 5a, a lower adjusting plate; 6a, a lower pressing plate; 7a, a guide post; 13a, a middle plate; 14a, a pressure head cylinder; 15a, a pressure head; 16a, an air pressure tester; 17a, barometer; 18a, spring columns; 81. a left slide rail; 82. a right slide rail; 91. a left screw rod; 92. a right screw rod; 101. a left gear; 102. a right gear; 11. a transmission belt; 121. a left slider; 122. a right slider; 31. a push plate cylinder; 32. an adapter plate; 33. a push plate groove; 34. a push plate; 35. a baffle cylinder; 36. and a baffle.
Detailed Description
Example 1: the fingerprint module conductivity testing mechanism comprises a base plate 1, a left movable plate 201, a right movable plate 202, a front mounting plate 301, a rear mounting plate 302, a conveyor belt 4, a test carrier plate 5 and a testing mechanism 8, wherein the conveyor belt 4 is respectively arranged on the inner sides of the front mounting plate 301 and the rear mounting plate 302, and the testing mechanism 8 is positioned right above the test carrier plate 5;
the left movable plate 201 and the right movable plate 202 are arranged on two sides of the upper surface of the base plate 1 in parallel, the front mounting plate 301 and the rear mounting plate 302 are arranged vertically to the left movable plate 201 and the right movable plate 202, one end of each of the front mounting plate 301 and the rear mounting plate 302 is respectively connected with the upper surface of the left movable plate 201 in a mounting way, the other end of each of the front mounting plate 301 and the rear mounting plate 302 is respectively connected with the upper surface of the right movable plate 202 in a mounting way, and the test carrier plate 5 is arranged on the upper surface of the base plate 1 and positioned between the left movable plate 201, the right movable plate 202 and the front mounting plate 301 and the rear mounting plate 302;
Two sides of the lower surface of the base plate 1 are respectively provided with an air cylinder 6, the air cylinders 6 are respectively positioned below the left movable plate 201 and the right movable plate 202, and piston rods of the air cylinders 6 respectively penetrate through the base plate 1 and are fixedly connected with the left movable plate 201 and the right movable plate 202, so as to drive the left movable plate 201 and the right movable plate 202 to move up and down;
The two ends of the front mounting plate 301 are respectively and fixedly connected with the left movable plate 201 and the right movable plate 202, the two ends of the rear mounting plate 302 are respectively and movably connected with the left movable plate 201 and the right movable plate 202 through left sliding rails 81 and right sliding rails 82 which are arranged in parallel, the front mounting plate 301 and the rear mounting plate 302 are connected through left lead screws 91 and right lead screws 92 which are arranged in parallel, the front end of the left lead screw 91 penetrates through a through hole of the front mounting plate 301, and the rear end of the left lead screw 91 penetrates through a through hole of the rear mounting plate 302 and is fixedly connected with the rear mounting plate 302 through nuts sleeved on the left lead screw 91;
The front end of the right screw rod 92 passes through a through hole of the front mounting plate 301, the rear end of the right screw rod 92 passes through a through hole of the rear mounting plate 302 and is fixedly connected with the rear mounting plate 302 through a nut sleeved on the left screw rod 91, the front end of the left screw rod 91 is fixedly provided with a left gear 101, the front end of the right screw rod 92 is fixedly provided with a right gear 102, and the left gear 101 and the right gear 102 are connected through a transmission belt 11;
A push plate cylinder 31 is arranged on the outer side surface of the rear mounting plate 302 close to the test carrier plate 5, a piston rod of the push plate cylinder 31 is connected with an adapter plate 32 in a mounting way, a push plate groove 33 is formed in the upper surface of the rear mounting plate 302 and positioned behind the test carrier plate 5, a push plate 34 is embedded in the push plate groove 33, and the push plate 34 is arranged below the adapter plate 32 and fixedly connected with the adapter plate 32;
A baffle cylinder 35 is vertically arranged between the test carrier plate 5 and the right movable plate 202, a baffle 36 is connected to the upper surface of a piston rod of the baffle cylinder 35, the baffle 36 can move up and down under the driving of the baffle cylinder 35, and the front end of the baffle 36 is positioned above the test carrier plate 5;
the testing mechanism 6 further comprises a driving air cylinder 1a, a fixed plate 2a, a movable plate 3a, a lower adjusting plate 5a and a lower pressing plate 6a, wherein the movable plate 3a, the lower adjusting plate 5a and the lower pressing plate 6a are arranged right below the fixed plate 2a, the fixed plate 2a and the base plate 1 are fixedly connected through at least 2 guide posts 7a, the at least 2 guide posts 7a respectively penetrate through guide post through holes at two ends of the movable plate 3a, the driving air cylinder 1a is arranged on the upper surface of the fixed plate 2a, a piston rod of the driving air cylinder 1a penetrates through the fixed plate 2a and is fixedly connected with the upper surface of the movable plate 3a, the lower adjusting plate 5a is connected with the lower surface of the movable plate 3a, a middle plate 13a is arranged between the lower adjusting plate 5a and the lower pressing plate 6a, at least 10 pressing head air cylinders 14a are uniformly arranged on the upper surface of the middle plate 13a, pressing heads 15a corresponding to the pressing head air cylinders 14a are uniformly embedded on the lower pressing plate 6a, and the piston rods of the at least 10 pressing head air cylinders 14a respectively penetrate through the middle plate 13a and are fixedly connected with the pressing heads 15 a.
The upper surface of the push plate 34 contacts with the lower surface of the adapter plate 32 and is fixedly connected with the lower surface of the adapter plate through a plurality of screws; the adapter plate 32 is located above the upper surface of the rear mounting plate 302; the lower surface of the baffle 36 is in contact connection with the upper surface of the test carrier 5.
Example 2: the fingerprint module conductivity testing mechanism comprises a base plate 1, a left movable plate 201, a right movable plate 202, a front mounting plate 301, a rear mounting plate 302, a conveyor belt 4, a test carrier plate 5 and a testing mechanism 8, wherein the conveyor belt 4 is respectively arranged on the inner sides of the front mounting plate 301 and the rear mounting plate 302, and the testing mechanism 8 is positioned right above the test carrier plate 5;
the left movable plate 201 and the right movable plate 202 are arranged on two sides of the upper surface of the base plate 1 in parallel, the front mounting plate 301 and the rear mounting plate 302 are arranged vertically to the left movable plate 201 and the right movable plate 202, one end of each of the front mounting plate 301 and the rear mounting plate 302 is respectively connected with the upper surface of the left movable plate 201 in a mounting way, the other end of each of the front mounting plate 301 and the rear mounting plate 302 is respectively connected with the upper surface of the right movable plate 202 in a mounting way, and the test carrier plate 5 is arranged on the upper surface of the base plate 1 and positioned between the left movable plate 201, the right movable plate 202 and the front mounting plate 301 and the rear mounting plate 302;
Two sides of the lower surface of the base plate 1 are respectively provided with an air cylinder 6, the air cylinders 6 are respectively positioned below the left movable plate 201 and the right movable plate 202, and piston rods of the air cylinders 6 respectively penetrate through the base plate 1 and are fixedly connected with the left movable plate 201 and the right movable plate 202, so as to drive the left movable plate 201 and the right movable plate 202 to move up and down;
The two ends of the front mounting plate 301 are respectively and fixedly connected with the left movable plate 201 and the right movable plate 202, the two ends of the rear mounting plate 302 are respectively and movably connected with the left movable plate 201 and the right movable plate 202 through left sliding rails 81 and right sliding rails 82 which are arranged in parallel, the front mounting plate 301 and the rear mounting plate 302 are connected through left lead screws 91 and right lead screws 92 which are arranged in parallel, the front end of the left lead screw 91 penetrates through a through hole of the front mounting plate 301, and the rear end of the left lead screw 91 penetrates through a through hole of the rear mounting plate 302 and is fixedly connected with the rear mounting plate 302 through nuts sleeved on the left lead screw 91;
The front end of the right screw rod 92 passes through a through hole of the front mounting plate 301, the rear end of the right screw rod 92 passes through a through hole of the rear mounting plate 302 and is fixedly connected with the rear mounting plate 302 through a nut sleeved on the left screw rod 91, the front end of the left screw rod 91 is fixedly provided with a left gear 101, the front end of the right screw rod 92 is fixedly provided with a right gear 102, and the left gear 101 and the right gear 102 are connected through a transmission belt 11;
A push plate cylinder 31 is arranged on the outer side surface of the rear mounting plate 302 close to the test carrier plate 5, a piston rod of the push plate cylinder 31 is connected with an adapter plate 32 in a mounting way, a push plate groove 33 is formed in the upper surface of the rear mounting plate 302 and positioned behind the test carrier plate 5, a push plate 34 is embedded in the push plate groove 33, and the push plate 34 is arranged below the adapter plate 32 and fixedly connected with the adapter plate 32;
A baffle cylinder 35 is vertically arranged between the test carrier plate 5 and the right movable plate 202, a baffle 36 is connected to the upper surface of a piston rod of the baffle cylinder 35, the baffle 36 can move up and down under the driving of the baffle cylinder 35, and the front end of the baffle 36 is positioned above the test carrier plate 5;
the testing mechanism 6 further comprises a driving air cylinder 1a, a fixed plate 2a, a movable plate 3a, a lower adjusting plate 5a and a lower pressing plate 6a, wherein the movable plate 3a, the lower adjusting plate 5a and the lower pressing plate 6a are arranged right below the fixed plate 2a, the fixed plate 2a and the base plate 1 are fixedly connected through at least 2 guide posts 7a, the at least 2 guide posts 7a respectively penetrate through guide post through holes at two ends of the movable plate 3a, the driving air cylinder 1a is arranged on the upper surface of the fixed plate 2a, a piston rod of the driving air cylinder 1a penetrates through the fixed plate 2a and is fixedly connected with the upper surface of the movable plate 3a, the lower adjusting plate 5a is connected with the lower surface of the movable plate 3a, a middle plate 13a is arranged between the lower adjusting plate 5a and the lower pressing plate 6a, at least 10 pressing head air cylinders 14a are uniformly arranged on the upper surface of the middle plate 13a, pressing heads 15a corresponding to the pressing head air cylinders 14a are uniformly embedded on the lower pressing plate 6a, and the piston rods of the at least 10 pressing head air cylinders 14a respectively penetrate through the middle plate 13a and are fixedly connected with the pressing heads 15 a.
A plurality of elastic columns 18a are uniformly arranged on the lower pressing plate 6 a; each pressure head cylinder 14a is provided with an air pressure tester 16 on the side surface, and the air pressure tester 16a is respectively connected with an air pressure meter 17a arranged on the upper surface of the base plate 1; the number of the at least 2 guide posts 7a is 4, and the guide posts are respectively positioned at four corners of the fixed plate 2 a; the ram 15a is made of rubber.
When the fingerprint module conductivity testing mechanism is adopted, through the arrangement of at least 10 pressure head cylinders, each pressure head can be guaranteed to correspond to one cylinder, the traditional full-version pressing testing mechanism is replaced, the pressure of each pressure head can be independently regulated by matching with the barometer, so that the accuracy of each pressure head on the chip pressure is guaranteed, and the accuracy of the chip testing is enhanced; secondly, the elastic column is arranged, so that the buffer effect can be achieved in the process that the cylinder drives the pressure head to press down, the pressure of the pressure head on the tested chip is ensured to be stable and uniform, and the chip is protected from being damaged due to overlarge pressure when the tested chip is used; thirdly, through the arrangement of the air cylinder, the movable plate is driven to move up and down to drive the conveyor belt on the inner sides of the front mounting plate and the rear mounting plate to move up and down, the conveyor belt is lifted when the material belt is conveyed to the upper part of the test carrier, the conveyor belt is put down, the material belt naturally falls onto the test carrier, a certain height difference is arranged between the material belt in conveying and the test carrier, and the contact friction and the like between the lower surface of the material belt and the test carrier in the conveying process are avoided, so that the testing precision is influenced or the material belt is abraded; thirdly, through the arrangement of the screw rod and the sliding rail, the distance between the front mounting plate and the rear mounting plate can be adjusted from the left side and the right side of the rear mounting plate respectively so as to be used for material belts with different sizes, so that the equipment has good universality; thirdly, the left and right gears and the transmission belt are arranged, so that the rotation of the left and right screw rods is always consistent, the left and right screw rods are simultaneously rotated when the distance between the front mounting plate and the rear mounting plate is adjusted, the moving distance between the two sides of the rear mounting plate is always consistent, the front mounting plate and the rear mounting plate are always parallel, further calibration and adjustment are not needed, the time is saved, the working efficiency is improved, the situation that the left screw rod or the right screw rod is singly adjusted to cause jamming or the rear mounting plate to deform is avoided, and the service life of equipment is prolonged; thirdly, the material strips placed on the test carrier plate can be pushed to be contacted with the side surface of the front mounting plate by the arrangement of the pushing plate cylinder and the pushing plate, so that each material strip to be tested is guaranteed to be at the same and accurate position, and the test precision is guaranteed; thirdly, the baffle cylinder and the baffle are arranged, so that the material belt on the conveyor belt can be blocked, and the material belt is just positioned above the test carrier plate, so that the material belt is ensured to be accurately conveyed to the test position of the test carrier plate every time, and the test precision is ensured; in addition, the baffle cylinder is arranged, so that the baffle is lifted when needed to block the material belt, and the baffle is contracted downwards when not in use, so that the normal operation of other working procedures is not influenced.
The above embodiments are provided to illustrate the technical concept and features of the present invention and are intended to enable those skilled in the art to understand the content of the present invention and implement the same, and are not intended to limit the scope of the present invention. All equivalent changes or modifications made in accordance with the spirit of the present invention should be construed to be included in the scope of the present invention.
Claims (6)
1. A fingerprint module conductivity testing mechanism is characterized in that: the device comprises a base plate (1), a left movable plate (201), a right movable plate (202), a front mounting plate (301), a rear mounting plate (302), a conveyor belt (4) respectively mounted on the inner sides of the front mounting plate (301) and the rear mounting plate (302), a test carrier plate (5) and a test mechanism (8) positioned right above the test carrier plate (5);
The left movable plate (201) and the right movable plate (202) are arranged on two sides of the upper surface of the base plate (1) in parallel, the front mounting plate (301) and the rear mounting plate (302) are arranged vertically to the left movable plate (201) and the right movable plate (202), one end of each of the front mounting plate (301) and the rear mounting plate (302) is respectively connected with the upper surface of the left movable plate (201), the other end of each of the front mounting plate (301) and the rear mounting plate (302) is respectively connected with the upper surface of the right movable plate (202), and the test carrier plate (5) is arranged on the upper surface of the base plate (1) and is positioned between the left movable plate (201), the right movable plate (202) and the front mounting plate (301) and the rear mounting plate (302);
Two sides of the lower surface of the base plate (1) are respectively provided with an air cylinder (6), the air cylinders (6) are respectively positioned below the left movable plate (201) and the right movable plate (202), and piston rods of the air cylinders (6) respectively penetrate through the base plate (1) and are fixedly connected with the left movable plate (201) and the right movable plate (202) and are used for driving the left movable plate (201) and the right movable plate (202) to move up and down;
The two ends of the front mounting plate (301) are fixedly connected with the left movable plate (201) and the right movable plate (202) respectively, the two ends of the rear mounting plate (302) are movably connected with the left movable plate (201) and the right movable plate (202) respectively through left sliding rails (81) and right sliding rails (82) which are arranged in parallel, the front mounting plate (301) and the rear mounting plate (302) are connected through left screw rods (91) and right screw rods (92) which are arranged in parallel, the front end of the left screw rods (91) penetrates through holes of the front mounting plate (301), and the rear end of the left screw rods (91) penetrates through holes of the rear mounting plate (302) and is fixedly connected with the rear mounting plate (302) through nuts sleeved on the left screw rods (91);
the front end of the right screw rod (92) penetrates through a through hole of a front mounting plate (301), the rear end of the right screw rod (92) penetrates through a through hole of a rear mounting plate (302) and is fixedly connected with the rear mounting plate (302) through a nut sleeved on a left screw rod (91), a left gear (101) is fixedly arranged at the front end of the left screw rod (91), a right gear (102) is fixedly arranged at the front end of the right screw rod (92), and the left gear (101) and the right gear (102) are connected through a transmission belt (11);
A push plate cylinder (31) is arranged on the outer side surface of the rear mounting plate (302) close to the test carrier plate (5), a piston rod of the push plate cylinder (31) is connected with an adapter plate (32) in a mounting way, a push plate groove (33) is formed in the upper surface of the rear mounting plate (302) and located behind the test carrier plate (5), a push plate (34) is embedded in the push plate groove (33), the push plate (34) is arranged below the adapter plate (32) and fixedly connected with the adapter plate (32), and the adapter plate (32) is located above the upper surface of the rear mounting plate (302);
a baffle cylinder (35) is vertically arranged between the test carrier plate (5) and the right movable plate (202), the upper surface of a piston rod of the baffle cylinder (35) is connected with a baffle (36), the baffle (36) can move up and down under the driving of the baffle cylinder (35), and the front end of the baffle (36) is positioned above the test carrier plate (5);
The testing mechanism (8) further comprises a driving air cylinder (1 a), a fixed plate (2 a), a movable plate (3 a) arranged right below the fixed plate (2 a), a lower adjusting plate (5 a) and a lower pressing plate (6 a), wherein the fixed plate (2 a) is fixedly connected with the base plate (1) through at least 2 guide posts (7 a), the at least 2 guide posts (7 a) respectively penetrate through guide post through holes at two ends of the movable plate (3 a), the driving air cylinder (1 a) is arranged on the upper surface of the fixed plate (2 a), a piston rod of the driving air cylinder (1 a) penetrates through the fixed plate (2 a) and is fixedly connected with the upper surface of the movable plate (3 a), the lower adjusting plate (5 a) is connected with the lower surface of the movable plate (3 a), a middle plate (13 a) is arranged between the lower adjusting plate (5 a) and the lower pressing plate (6 a), at least 10 pressure heads (14 a) are uniformly arranged on the upper surface of the middle plate (13 a), the lower pressing plate (6 a) is uniformly embedded in guide post through holes at two ends of the movable plate (3 a), the pressure heads (14 a) are correspondingly arranged on the lower pressing plate (6 a), and at least 10 pressure heads (14 a) are uniformly arranged on the lower pressing plate (14 a) and are respectively connected with the pressure heads (14 a) through the two pressure gauges (14 a) and each pressure meter.
2. The fingerprint module conductivity testing mechanism of claim 1, wherein: the upper surface of the push plate (34) is contacted with the lower surface of the adapter plate (32) and fixedly connected with the lower surface of the adapter plate through a plurality of screws.
3. The fingerprint module conductivity testing mechanism of claim 1, wherein: the lower surface of the baffle plate (36) is in contact connection with the upper surface of the test carrier plate (5).
4. The fingerprint module conductivity testing mechanism of claim 1, wherein: the air pressure tester (16 a) is respectively connected with an air pressure meter (17 a) arranged on the upper surface of the substrate (1).
5. The fingerprint module conductivity testing mechanism of claim 1, wherein: the number of the at least 2 guide posts (7 a) is 4, and the guide posts are respectively positioned at four corners of the fixing plate (2 a).
6. The fingerprint module conductivity testing mechanism of claim 1, wherein: the material of the pressure head (15 a) is rubber.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810154549.4A CN110186768B (en) | 2018-02-23 | 2018-02-23 | Fingerprint module conductivity testing mechanism |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810154549.4A CN110186768B (en) | 2018-02-23 | 2018-02-23 | Fingerprint module conductivity testing mechanism |
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| CN110186768A CN110186768A (en) | 2019-08-30 |
| CN110186768B true CN110186768B (en) | 2024-10-25 |
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| CN208043553U (en) * | 2018-02-23 | 2018-11-02 | 江苏凯尔生物识别科技有限公司 | Fingerprint module conduction test mechanism |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB2061529B (en) * | 1979-05-08 | 1983-04-20 | Tokyo Shibaura Electric Co | Automatic testing system for printed circuit boards |
| CN102650586A (en) * | 2011-02-24 | 2012-08-29 | 鸿富锦精密工业（深圳）有限公司 | Key test device |
| CN104267335B (en) * | 2014-07-28 | 2017-05-17 | 顺德职业技术学院 | Multifunctional test machine for switch |
| CN206193122U (en) * | 2016-10-17 | 2017-05-24 | 深圳格兰达智能装备股份有限公司 | Fingerprint testing arrangement |
| CN106771975B (en) * | 2016-12-30 | 2023-12-01 | 江苏凯尔生物识别科技有限公司 | Fingerprint module testing system with tilting mechanism |
| CN206657086U (en) * | 2017-04-17 | 2017-11-21 | 苏州韬盛电子科技有限公司 | Fingerprint chip simulating test device |
| CN206960605U (en) * | 2017-07-11 | 2018-02-02 | 深圳长城开发科技股份有限公司 | Fingerprint module test equipment |
| CN107219454A (en) * | 2017-07-28 | 2017-09-29 | 江苏凯尔生物识别科技有限公司 | Fingerprint module test device |
| CN109490745A (en) * | 2017-08-04 | 2019-03-19 | 江苏凯尔生物识别科技有限公司 | The Universal Die group test device of high testing efficiency |
| CN107656162A (en) * | 2017-10-27 | 2018-02-02 | 昆山精讯电子技术有限公司 | A kind of fingerprint recognition module test device |
| CN107680196B (en) * | 2017-10-31 | 2024-05-14 | 江苏凯尔生物识别科技有限公司 | Fingerprint module test platform |
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