CN116651734A - Vibrating type semiconductor patch material screening machine - Google Patents
Vibrating type semiconductor patch material screening machine Download PDFInfo
- Publication number
- CN116651734A CN116651734A CN202310642852.XA CN202310642852A CN116651734A CN 116651734 A CN116651734 A CN 116651734A CN 202310642852 A CN202310642852 A CN 202310642852A CN 116651734 A CN116651734 A CN 116651734A
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- spring
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- 239000000463 material Substances 0.000 title claims abstract description 101
- 239000004065 semiconductor Substances 0.000 title claims abstract description 27
- 238000012216 screening Methods 0.000 title claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 105
- 239000002184 metal Substances 0.000 claims abstract description 41
- 229910052751 metal Inorganic materials 0.000 claims abstract description 41
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 238000005192 partition Methods 0.000 claims description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 32
- 229910052742 iron Inorganic materials 0.000 abstract description 16
- 238000000034 method Methods 0.000 abstract description 13
- 230000008569 process Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000009713 electroplating Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/02—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by distortion, beating, or vibration of the surface to be cleaned
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Abstract
The invention relates to the field of semiconductor device processing. The invention discloses a vibrating type screening machine for semiconductor patch materials, which aims to solve the problem that the materials are directly screened by vibrating through a rotary screen barrel, part of the materials are piled together, iron wires on the materials are difficult to completely shake off, and a user is required to manually screen the semiconductor patch materials after the iron wires are stacked together, so that the problem is troublesome. The invention consists of a vibration mechanism and a conveying mechanism. This vibrating semiconductor paster material screening machine moves in-process about through collecting the frame, drive gear and transmission pinion rack contact, and when drive gear left side moved with transmission pinion rack contact drive metal drive link joint anticlockwise rotation, guarantee that metal drive link joint is in intermittent type nature transmission state, after the rotatory gear shaft that sets up on the metal drive link joint contacted with first pinion rack, it drove the rotatory half cycle of reel for material upset in the reel, then sieve the material in the reel through the reel vibrations is better, sieves more thoroughly.
Description
Technical Field
The invention relates to the field of semiconductor device processing, in particular to a vibrating type semiconductor patch material screening machine.
Background
Semiconductor patches are a common form of electronic component packaging that encapsulates a semiconductor chip on a small, flat plastic or ceramic substrate for ease of mounting and use. The semiconductor patch is widely applied to various electronic devices such as mobile phones, computers, televisions and the like; in the production process of semiconductor devices, each semiconductor device needs tinning treatment so as to be fixed on a corresponding substrate, and a roller used in the surface treatment tinning process of a patch material is small in volume and difficult to tin due to the fact that wires are small in volume, and an iron wire with a certain proportion needs to be filled for auxiliary conductive electroplating;
after the material electroplating is finished, the material is subjected to vibration screening through the rotary drum in the prior art, but the material is directly subjected to vibration screening through the rotary screen drum, part of the material is piled together, iron wires on the material are difficult to completely shake off, and a user is required to manually screen the semiconductor patch material afterwards, so that the process is more troublesome.
Disclosure of Invention
The invention aims to provide a vibrating type screening machine for semiconductor patch materials, which is used for solving the problems that in the background technology, materials are put forward to be directly screened by vibrating through a rotary screen barrel, partial materials are piled together, iron wires on the partial materials are difficult to completely shake off, and a user is required to manually screen the semiconductor patch materials after the iron wires are stacked together, so that the problem of inconvenience is solved. In order to achieve the above purpose, the present invention provides the following technical solutions: the vibrating type semiconductor patch material screening machine comprises a counterweight base, wherein a power motor is arranged on the counterweight base, one end of a rotating shaft of the power motor is fixedly connected with a vibrating mechanism, and the vibrating mechanism is fixed on the top surface of the counterweight base;
and the vibration mechanism is fixedly connected with a conveying mechanism.
Preferably, the vibration mechanism comprises a cylinder eccentrically fixed on one end of a rotating shaft of the power motor, a first hinging rod is rotatably connected to the front end of the cylinder, a second hinging rod is hinged to one end, far away from the cylinder, of the first hinging rod, a sliding plate is hinged to one end, far away from the first hinging rod, of the second hinging rod, a sliding rail is slidably arranged on the outer side of the sliding plate, a spring shrinkage rod is fixedly connected to the bottom end of the sliding rail, an outer sleeve of the spring shrinkage rod is rotatably connected with the outer side of the second hinging rod, the bottom end of an inner rod of the spring shrinkage rod penetrates through the outer sleeve of the spring shrinkage rod and is fixedly connected with a frame body, the frame body 310 is sleeved on the cylinder, a reinforcing rod is fixedly connected to the outer sleeve of the spring shrinkage rod, and one end, far away from the outer sleeve of the spring shrinkage rod, of the reinforcing rod is fixed on the counterweight base;
the right side fixedly connected with collection box of sliding plate, fixedly connected with two transmission pinion racks on the slide rail.
Preferably, the conveying mechanism comprises four connecting rods fixed on the sliding plate, a collecting frame is fixedly connected to one end, far away from the sliding plate, of each connecting rod, transmission gear shafts are respectively and rotatably connected to the left side and the right side of each collecting frame, one-way bearings are respectively and fixedly connected to the two end faces of each transmission gear shaft on the left side, transmission gears are fixedly sleeved on the outer sides of the one-way bearings, and the two transmission gears are respectively meshed with the two transmission toothed plates;
two chains are meshed on the two transmission gear shafts, and a metal transmission chain plate is arranged between the two chains;
the upside fixedly connected with first pinion rack of collection frame, the downside fixedly connected with second pinion rack of collection frame, and first pinion rack and second pinion rack are on same vertical face.
Preferably, each chain plate of the metal transmission chain plate is provided with a through groove, a screen frame is rotationally connected to the through groove, rotating shafts are fixedly connected to the front end and the rear end of the screen frame, one end of each rotating shaft extends to the outer side of the screen frame and is rotationally connected with two spring telescopic rods, and one end of each spring telescopic rod, far away from each rotating shaft, is hinged to the chain plate of the metal transmission chain plate;
one end of the rotating shaft, which is far away from the screen frame, is fixedly connected with a rotating gear shaft, wherein two rotating gear shafts are respectively meshed with two first toothed plates, and two rotating gear shafts are meshed with a second toothed plate.
Preferably, a plurality of partition plates are fixedly connected in the screen frame at equal intervals in a straight line, wedge-shaped spring telescopic rods are connected to the partition plates in a sliding mode, sliding plates are fixedly connected to the wedge-shaped spring telescopic rods, spring telescopic plates are fixedly connected to the right sides of the sliding plates, and one ends, far away from the sliding plates, of the spring telescopic plates are fixed to the inner wall of the screen frame;
the inner wall of the screen frame is rotationally connected with a transmission shaft, two ends of the transmission shaft are fixedly sleeved with a spring, one end of the spring, which is far away from the transmission shaft, is fixed on the inner wall of the screen frame, and the outer side of the transmission shaft and the side face of the sliding plate are fixedly connected with a screen.
Preferably, the sliding plate is fixedly connected with a connecting rod, and the connecting rod is fixedly connected with a material conveying frame.
Preferably, a notch is formed in the left side of the bottom surface of the material conveying frame, a spring telescopic baffle is fixedly connected to the notch, and the bottom surface of the spring telescopic baffle is an inclined surface.
Preferably, the top surface of the collecting box is L-shaped.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, when the material is sieved by the sieving machine, the material is placed in the material conveying frame, and then the power motor operates to drive the cylinder to eccentrically rotate to pull the first hinging rod, so that the second hinging rod swings left and right to drive the sliding plate and the collecting frame to move left and right; when the collection frame moves left, the transmission gear on the collection frame rotates anticlockwise to drive the transmission gear shaft to intermittently rotate anticlockwise, when the wedge-shaped spring telescopic rod on the metal transmission chain plate slides and collides with the material conveying frame, the wedge-shaped spring telescopic rod drives the spring telescopic plate to shrink, and at the moment, the transmission shaft winds the screen under the action of the winding force of the spring, so that materials in the material conveying frame fall into the opened screen frame, and the feeding is more uniform and convenient.
According to the invention, the sliding rail, the sliding plate and the collecting frame on the frame body are driven to vibrate up and down when the cylinder eccentrically rotates, and the vibration force is transmitted into the screen frame to vibrate the materials in the screen frame, so that sundries such as iron wires on the materials can be well vibrated down.
According to the invention, in the process of left-right movement of the collecting frame, the transmission gear is in contact with the transmission toothed plate, when the transmission gear moves leftwards, the transmission gear is in contact with the transmission toothed plate to drive the metal transmission chain plate to rotate anticlockwise, the metal transmission chain plate is in an intermittent transmission state, and after the rotary gear shaft arranged on the metal transmission chain plate is in contact with the first toothed plate, the metal transmission chain plate drives the screen frame to rotate anticlockwise for half a cycle, so that materials in the screen frame are turned over, and then the materials in the screen frame are better screened through the screen frame vibration, so that screening is more thorough.
According to the invention, the rotary gear shaft is contacted with the second toothed plate and then rotates clockwise for half-cycle reset, then after the wedge-shaped spring telescopic rod is contacted with the collecting box, one side of the collecting box is abutted against the wedge-shaped spring telescopic rod, so that the screen frame is opened, materials in the screen frame are discharged, and the materials are screened in a reciprocating manner, so that the operation is simple and convenient.
According to the invention, the collecting frame is driven to vibrate up and down through the transmission of the power motor, and meanwhile, the metal transmission chain plates are driven to carry out interval conveying, materials are collected in the screen frame, the interval conveying of the metal transmission chain plates ensures that the materials in the screen frame have enough time to shake off sundries such as iron wires and the like, the effect and efficiency of screening the materials by the screening machine are ensured, the materials in the screen frame are turned over through the contact of the metal transmission chain plates with the first toothed plate in the conveying process of the metal transmission chain plates, the iron wires are prevented from adhering to the materials in the screen frame, a better impurity removing effect is achieved, and the sieved iron wires fall into the collecting frame.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of a partial three-dimensional structure of the present invention;
FIG. 3 is a second schematic view of a partial perspective view of the present invention;
FIG. 4 is a schematic perspective view of a rotary gear shaft and the like according to the present invention;
FIG. 5 is a schematic perspective view of a spring telescoping rod and the like according to the present invention;
FIG. 6 is a schematic view of a three-dimensional unfolding structure of a screen frame, a rotating shaft and the like;
FIG. 7 is an enlarged view of the structure of FIG. 6A in accordance with the present invention;
fig. 8 is a schematic perspective view of a material conveying frame and a spring telescopic baffle plate according to the present invention.
In the figure: 1. a counterweight base; 2. a power motor; 3. a vibration mechanism; 31. a cylinder; 32. a first hinge lever; 33. a second hinge lever; 34. a sliding plate; 35. a slide rail; 36. a spring retraction lever; 37. a reinforcing rod; 38. a collection box; 39. a drive toothed plate; 310. a frame; 4. a conveying mechanism; 41. a connecting rod; 42. a collection frame; 43. a transmission gear shaft; 44. a chain; 45. a metal drive link plate; 451. a through groove; 452. a screen frame; 453. a rotation shaft; 454. a spring telescoping rod; 455. rotating the gear shaft; 456. a partition plate; 457. a wedge spring telescoping rod; 458. a slide plate; 459. a spring expansion plate; 4510. a transmission shaft; 4511. a spring; 4512. a screen; 46. a first toothed plate; 47. a second toothed plate; 48. a one-way bearing; 49. a transmission gear; 5. a connecting rod; 6. a material conveying frame; 7. the spring stretches the baffle.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which are obtained by a worker of ordinary skill in the art without creative efforts, are within the protection scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1 to 8, the present invention provides a technical solution: the vibrating type semiconductor patch material screening machine comprises a counterweight base 1, wherein a power motor 2 is arranged on the counterweight base 1, one end of a rotating shaft of the power motor 2 is fixedly connected with a vibrating mechanism 3, and the vibrating mechanism 3 is fixed on the top surface of the counterweight base 1;
the vibration mechanism 3 is fixedly connected with a conveying mechanism 4.
In this embodiment, as shown in fig. 1, 2 and 3, the vibration mechanism 3 includes a cylinder 31 eccentrically fixed on one end of a rotating shaft of the power motor 2, a first hinge rod 32 is screwed at the front end of the cylinder 31, a second hinge rod 33 is hinged at one end of the first hinge rod 32 far away from the cylinder 31, a sliding plate 34 is hinged at one end of the second hinge rod 33 far away from the first hinge rod 32, a sliding rail 35 is slidably provided at the outer side of the sliding plate 34, a spring shrinkage rod 36 is fixedly connected at the bottom end of the sliding rail 35, an outer sleeve of the spring shrinkage rod 36 is screwed with the outer side of the second hinge rod 33, the bottom end of an inner rod of the spring shrinkage rod 36 passes through an outer sleeve thereof and is fixedly connected with a frame 310, the frame 310 is sleeved on the cylinder 31, a reinforcing rod 37 is fixedly connected to the outer sleeve of the spring shrinkage rod 36, and one end of the reinforcing rod 37 far away from the outer sleeve of the spring shrinkage rod 36 is fixed on the counterweight base 1; the cylinder 31 drives slide rail 35, sliding plate 34 and the collection frame 42 on the frame 310 to vibrate up and down when eccentrically rotating, and the vibration force is transmitted into the screen frame 452 to vibrate the material in the screen frame, so that sundries such as iron wires on the material can be well vibrated down.
The right side of the sliding plate 34 is fixedly connected with a collecting box 38, and the sliding rail 35 is fixedly connected with two transmission toothed plates 39.
In this embodiment, as shown in fig. 1, 2, 3, 4, 5, 6 and 7, the conveying mechanism 4 includes four connecting rods 41 fixed on the sliding plate 34, one end of the four connecting rods 41 far away from the sliding plate 34 is fixedly connected with a collecting frame 42, two sides of the collecting frame 42 are respectively and rotatably connected with a transmission gear shaft 43, two end faces of the left transmission gear shaft 43 are respectively and fixedly connected with a one-way bearing 48, the outer side of the one-way bearing 48 is fixedly sleeved with a transmission gear 49, and the two transmission gears 49 are respectively meshed with the two transmission toothed plates 39; the cylinder 31 is driven to eccentrically rotate through the operation of the power motor 2 to pull the first hinging rod 32, so that the second hinging rod 33 swings left and right to drive the sliding plate 34 and the collecting frame 42 to move left and right, when the collecting frame 42 moves left, the transmission gear 49 on the second hinging rod rotates anticlockwise to drive the transmission gear shaft 43 to intermittently rotate anticlockwise, the metal transmission chain plate 45 on the collecting frame 42 is driven to anticlockwise, but when the collecting frame 42 moves right, the transmission gear shaft 43 is not rotated through the one-way bearing 48, and the guaranteed metal transmission chain plate 45 is intermittently driven anticlockwise.
Two chains 44 are meshed with the two transmission gear shafts 43, and a metal transmission chain plate 45 is arranged between the two chains 44; the collecting frame 42 is driven to vibrate up and down through the transmission of the power motor 2, and meanwhile, the metal transmission chain plates 45 are driven to carry out interval conveying, materials are collected in the screen frame 452, the interval conveying of the metal transmission chain plates 45 is used for guaranteeing that the materials in the screen frame 452 have enough time to shake off sundries such as iron wires and the like on the materials, the effect and efficiency of screening of the materials by the screening machine are guaranteed, the materials in the screen frame 452 are turned over through contact with the first toothed plate 46 in the conveying process of the metal transmission chain plates 45, the iron wires are prevented from being adhered to the materials in the screen frame 452, the better impurity removing effect is achieved, and the screened iron wires fall into the collecting frame 42, and because the collecting frame 42 is also vibrated, the iron wires inside the material can be paved in the collecting frame 42 better, the sundries are prevented from being accumulated, and the materials are further prevented from falling from the collecting frame 42 through the magnets arranged at the bottom of the inner wall of the collecting frame 42.
The upper side of the collecting frame 42 is fixedly connected with a first toothed plate 46, the lower side of the collecting frame 42 is fixedly connected with a second toothed plate 47, and the first toothed plate 46 and the second toothed plate 47 are on the same vertical plane.
In this embodiment, as shown in fig. 1, 2, 3, 4, 5, 6 and 7, a through groove 451 is formed on each link plate of the metal transmission link plate 45, a screen frame 452 is rotatably connected to the through groove 451, two ends of the screen frame 452 are fixedly connected to a rotation shaft 453, one end of the rotation shaft 453 extends to the outer side of the screen frame 452 and is rotatably connected to two spring telescopic rods 454, when the spring telescopic rods 454 apply thrust to the rotation shaft 453, the screen frame 452 is ensured to be in a horizontal state, and one end of the spring telescopic rods 454 far away from the rotation shaft 453 is hinged to the link plate of the metal transmission link plate 45; in the process of moving left and right through the collecting frame 42, the transmission gear 49 is contacted with the transmission toothed plate 39, when the transmission gear 49 moves left, the transmission gear 49 is contacted with the transmission toothed plate 39 to drive the metal transmission chain plate 45 to rotate anticlockwise, the metal transmission chain plate 45 is guaranteed to be in an intermittent transmission state, and after the rotation gear shaft 455 arranged on the metal transmission chain plate 45 is contacted with the first toothed plate 46, the metal transmission chain plate drives the screen frame 452 to rotate anticlockwise for half a cycle, so that materials in the screen frame 452 are overturned, and then the materials in the screen frame 452 are better vibrated through the screen frame 452.
One end that rotation axis 453 kept away from reel 452 fixedly connected with rotatory gear shaft 455, wherein two rotatory gear shafts 455 mesh with two first pinion rack 46 respectively, wherein two rotatory gear shafts 455 mesh with second pinion rack 47, after wedge spring telescopic link 457 on metal drive link joint 45 slides the in-process and contradicts material conveying frame 6, wedge spring telescopic link 457 drives spring telescopic link 459 shrink, transmission shaft 4510 carries out the rolling to screen cloth 4512 under the effect of clockwork 4511 rolling this moment, make the material in the material conveying frame 6 fall into in the reel 452 after opening, guarantee that the material in the material conveying frame 6 is equally carried into corresponding reel 452, and follow the vibrations from top to bottom of reel 452 through material conveying frame 6, increase the smoothness of material conveying in the material conveying frame 6 to the reel 452.
In this embodiment, as shown in fig. 4, 5, 6, 7 and 8, a plurality of partition plates 456 are fixedly connected in a straight line at equal distance in the screen frame 452, wedge-shaped spring telescopic rods 457 are connected on the partition plates 456 in a sliding manner, sliding plates 458 are fixedly connected on the plurality of wedge-shaped spring telescopic rods 457, a spring telescopic plate 459 is fixedly connected on the right side of the sliding plates 458, and one end, far away from the sliding plates 458, of the spring telescopic plate 459 is fixed on the inner wall of the screen frame 452; when the spring expansion plate 459 is contracted to the minimum, the wedge-shaped spring expansion rod 457 is contracted to be separated from the bottom surface of the material conveying frame 6, and the spring expansion plate 459 is reset to seal the screen frame 452, so that excessive material addition is avoided, and the material in the screen frame 452 is prevented from vibrating down from the inside of the screen frame 452.
The inner wall of the screen frame 452 is rotationally connected with a transmission shaft 4510, two ends of the transmission shaft 4510 are fixedly sleeved with a spring 4511, one end, away from the transmission shaft 4510, of the spring 4511 is fixed on the inner wall of the screen frame 452, and the outer side of the transmission shaft 4510 and the side surface of the sliding plate 458 are fixedly connected with a screen 4512.
In this embodiment, as shown in fig. 1, 2 and 3, the sliding plate 34 is fixedly connected with a connecting rod 5, the connecting rod 5 is fixedly connected with a material conveying frame 6, when the rotating gear shaft 455 contacts with the second toothed plate 47, the rotating gear shaft rotates clockwise for half a circle to reset, then when the wedge spring telescopic rod 457 contacts with the collecting box 38, one side of the collecting box 38 abuts against the wedge spring telescopic rod 457, so that the sieve frame 452 is opened, the material in the sieve frame 452 is discharged, and the material is sieved in a reciprocating manner, so that the operation is simple and convenient.
In this embodiment, as shown in fig. 1 and 8, a notch is formed on the left side of the bottom surface of the material conveying frame 6, and a spring expansion baffle 7 is fixedly connected to the notch, the bottom surface of the spring expansion baffle 7 is an inclined surface, when the wedge-shaped spring expansion link 457 contacts with the spring expansion baffle 7 on the material conveying frame 6, the spring expansion baffle 7 contracts, the smoothness of sliding of the metal transmission chain plate 45 is ensured, and the material to be screened is conveyed into the screen frame 452 in a reciprocating manner.
In this embodiment, as shown in fig. 1, the top surface of the collection box 38 is L-shaped.
The application method and the advantages of the invention are as follows: the application method of the vibrating type semiconductor patch material screening machine comprises the following working processes:
as shown in fig. 1, 2, 3, 4, 5, 6, 7, 8: when a user sieves a material through a sieving machine, the material is placed in the material conveying frame 6, and then the power motor 2 operates to drive the cylinder 31 to eccentrically rotate so as to pull the first hinging rod 32, so that the second hinging rod 33 swings left and right to drive the sliding plate 34 and the collecting frame 42 to move left and right;
when the collecting frame 42 moves leftwards, the transmission gear 49 on the collecting frame 42 rotates anticlockwise to drive the transmission gear shaft 43 to intermittently rotate anticlockwise, so that the metal transmission chain plate 45 on the collecting frame 42 is driven to rotate anticlockwise, when the wedge-shaped spring telescopic rod 457 on the metal transmission chain plate 45 contacts the material conveying frame 6 in a sliding process, the wedge-shaped spring telescopic rod 457 drives the spring telescopic plate 459 to shrink, at the moment, the transmission shaft 4510 winds the screen 4512 under the action of the winding force of the spring 4511, so that materials in the material conveying frame 6 fall into the opened screen frame 452, when the spring telescopic plate 459 is shrunk to the minimum, the wedge-shaped spring telescopic rod 457 shrinks to be separated from the bottom surface of the material conveying frame 6, and the metal transmission chain plate 45 is reset under the action of the spring telescopic plate 459 to seal the screen frame 452, and when the wedge-shaped spring telescopic rod 457 contacts the spring telescopic baffle 7 on the material conveying frame 6, the spring telescopic baffle 7 shrinks, smoothness of sliding of the metal transmission chain plate 45 is guaranteed, and materials to be screened are conveyed into the screen frame 452 in a reciprocating mode;
when the cylinder 31 eccentrically rotates, the sliding rail 35, the sliding plate 34 and the collecting frame 42 on the frame body 310 are driven to vibrate up and down, and the vibration force is transmitted into the screen frame 452 to vibrate the materials in the screen frame 452, so that sundries such as iron wires on the materials can be well vibrated off;
then in the process of moving left and right through the collecting frame 42, the transmission gear 49 is contacted with the transmission toothed plate 39, when the transmission gear 49 moves left, the transmission gear 49 is contacted with the transmission toothed plate 39 to drive the metal transmission chain plate 45 to rotate anticlockwise, the metal transmission chain plate 45 is guaranteed to be in an intermittent transmission state, and when a rotation gear shaft 455 arranged on the metal transmission chain plate 45 is contacted with the first toothed plate 46, the metal transmission chain plate drives the screen frame 452 to rotate anticlockwise for half a cycle, so that materials in the screen frame 452 are overturned, and then the materials in the screen frame 452 are better vibrated through the screen frame 452;
similarly, when the rotating gear shaft 455 contacts with the second toothed plate 47, the rotating gear shaft rotates clockwise for half a cycle to reset, then when the wedge spring telescopic rod 457 contacts with the collecting box 38, one side of the collecting box 38 abuts against the wedge spring telescopic rod 457, so that the screen frame 452 is opened, materials in the screen frame 452 are discharged, and the materials are screened in a reciprocating manner, so that the operation is simple and convenient.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a vibrating semiconductor paster material screening machine, includes counter weight base (1), its characterized in that: a power motor (2) is arranged on the counterweight base (1), one end of a rotating shaft of the power motor (2) is fixedly connected with a vibration mechanism (3), and the vibration mechanism (3) is fixed on the top surface of the counterweight base (1);
the vibration mechanism (3) is fixedly connected with a conveying mechanism (4).
2. The vibratory semiconductor die attach material screen machine of claim 1, wherein: the vibration mechanism (3) comprises a cylinder (31) eccentrically fixed on one end of a rotating shaft of the power motor (2), a first hinging rod (32) is rotatably connected to the front end of the cylinder (31), a second hinging rod (33) is hinged to one end, far away from the cylinder (31), of the first hinging rod (32), a sliding plate (34) is hinged to one end, far away from the first hinging rod (32), of the second hinging rod (33), a sliding rail (35) is slidably arranged on the outer side of the sliding plate (34), a spring shrinkage rod (36) is fixedly connected to the bottom end of the sliding rail (35), an outer sleeve of the spring shrinkage rod (36) is rotatably connected with the outer side of the second hinging rod (33), the bottom end of an inner rod of the spring shrinkage rod (36) penetrates through an outer sleeve of the inner rod and is fixedly connected with a frame (310), the frame (310) is sleeved on the cylinder (31), a reinforcing rod (37) is fixedly connected to the outer sleeve of the spring shrinkage rod (36), and one end, far away from the balance weight of the spring shrinkage rod (36), of the reinforcing rod (37) is fixedly arranged on the base (1);
the right side of sliding plate (34) fixedly connected with collection box (38), fixedly connected with two transmission pinion rack (39) on slide rail (35).
3. The vibratory semiconductor die attach material screen machine of claim 2, wherein: the conveying mechanism (4) comprises four connecting rods (41) fixed on a sliding plate (34), a collecting frame (42) is fixedly connected to one end, far away from the sliding plate (34), of each connecting rod (41), transmission gear shafts (43) are rotatably connected to the left side and the right side of each collecting frame (42), one-way bearings (48) are fixedly connected to the two end faces of each transmission gear shaft (43) on the left side, transmission gears (49) are fixedly sleeved on the outer sides of the one-way bearings (48), and the two transmission gears (49) are meshed with the two transmission toothed plates (39) respectively;
two chains (44) are meshed with the two transmission gear shafts (43), and a metal transmission chain plate (45) is arranged between the two chains (44);
the upper side of collecting frame (42) fixedly connected with first pinion rack (46), the downside of collecting frame (42) fixedly connected with second pinion rack (47), and first pinion rack (46) and second pinion rack (47) are on same vertical face.
4. A vibratory semiconductor die attach material screen machine according to claim 3, wherein: each chain plate of the metal transmission chain plate (45) is provided with a through groove (451), the through groove (451) is rotationally connected with a screen frame (452), two ends of the screen frame (452) are fixedly connected with rotating shafts (453), one end of each rotating shaft (453) extends to the outer side of the screen frame (452) and is rotationally connected with two spring telescopic rods (454), and one end of each spring telescopic rod (454) far away from each rotating shaft (453) is hinged to the chain plate of the metal transmission chain plate (45);
one end of the rotating shaft (453) far away from the screen frame (452) is fixedly connected with a rotating gear shaft (455), wherein two rotating gear shafts (455) are respectively meshed with two first toothed plates (46), and two rotating gear shafts (455) are meshed with a second toothed plate (47).
5. The vibratory semiconductor die attach material screen machine of claim 4, wherein: a plurality of partition plates (456) are fixedly connected in the screen frame (452) at equal intervals in a straight line, wedge-shaped spring telescopic rods (457) are connected to the partition plates (456) in a sliding mode, sliding plates (458) are fixedly connected to the wedge-shaped spring telescopic rods (457), spring telescopic plates (459) are fixedly connected to the right sides of the sliding plates (458), and one ends, far away from the sliding plates (458), of the spring telescopic plates (459) are fixed on the inner wall of the screen frame (452);
the novel screen frame is characterized in that a transmission shaft (4510) is rotationally connected to the inner wall of the screen frame (452), a spring (4511) is fixedly sleeved at two ends of the transmission shaft (4510), one end, far away from the transmission shaft (4510), of the spring (4511) is fixed to the inner wall of the screen frame (452), and a screen (4512) is fixedly connected to the outer side of the transmission shaft (4510) and the side face of the sliding plate (458).
6. A vibratory semiconductor die attach material screen machine according to claim 3, wherein: the sliding plate (34) is fixedly connected with a connecting rod (5), and the connecting rod (5) is fixedly connected with a material conveying frame (6).
7. The vibratory semiconductor die attach material screen machine of claim 6, wherein: the left side of the bottom surface of the material conveying frame (6) is provided with a notch, a spring expansion baffle (7) is fixedly connected to the notch, and the bottom surface of the spring expansion baffle (7) is an inclined surface.
8. A vibratory semiconductor die attach material screen machine according to claim 3, wherein: the top surface of the collecting box (38) is L-shaped.
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| CN202310642852.XA CN116651734B (en) | 2023-06-01 | 2023-06-01 | Vibrating type semiconductor patch material screening machine |
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