CN114192395A - Automatic screening device for production of circulating jitter type chip resistors - Google Patents
Automatic screening device for production of circulating jitter type chip resistors Download PDFInfo
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- CN114192395A CN114192395A CN202111458761.8A CN202111458761A CN114192395A CN 114192395 A CN114192395 A CN 114192395A CN 202111458761 A CN202111458761 A CN 202111458761A CN 114192395 A CN114192395 A CN 114192395A
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- rod
- chip resistor
- roller
- screening device
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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
- B07B1/34—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro perpendicularly or approximately perpendiculary to the plane of the screen
- B07B1/343—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro perpendicularly or approximately perpendiculary to the plane of the screen with mechanical drive elements other than electromagnets
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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
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
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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
- B07B1/46—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
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- Mechanical Engineering (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses an automatic screening device for producing a circulating jitter type chip resistor, which comprises a shell, a first screening device, a second screening device and a third screening device, wherein the shell is stably arranged on the ground, feed inlets are symmetrically formed in the top of the shell, and a motor is arranged in the middle of the top surface of the shell; a first outlet and a second outlet are symmetrically formed in the middle of the outer side and the bottom of the shell, conveying belts are correspondingly arranged on the outer sides of the first outlet and the second outlet, and a screen is mounted in the middle of the inner side of the shell; further comprising: the top of the inner side of the shell is symmetrically provided with a material homogenizing roller; a material shaking plate is correspondingly arranged below the material homogenizing roller; a fixed cylinder is fixed in the middle of the bottom surface of the screen, and a knocking rod penetrates through the outer side of the fixed cylinder; the outer side of the shell is hinged with a deflector rod. This automatic screening plant is used in production of circulation shake formula chip resistor can protect the reduction spoilage to chip resistor before the screening, can break up automatically, evenly spread out the chip resistor of output after the screening simultaneously.
Description
Technical Field
The invention relates to the technical field of chip resistor production, in particular to an automatic screening device for producing a circulating shaking type chip resistor.
Background
Chip resistance is a resistor that becomes more meticulous, can practice thrift the cost in circuit space by a wide margin, and at the in-process of chip resistance production, the whole mixings of chip resistance that batch production came out are piled up together, wherein have the chip resistance who accords with the production specification, also have the chip resistance who is not conform to the production demand, for making the quality and the specification of chip resistance when dispatching from the factory unanimous, and then need sieve the processing to chip resistance, thereby will be used to chip resistance production and use automatic screening device, current chip resistance production nevertheless has following problem with automatic screening device:
present automatic screening plant is used in chip resistor production, at the in-process of screening, generally directly pour large batch chip resistor into to screening plant in sieve, the chip resistor appearance takes place to pile up, the phenomenon of collision etc, and then make the spoilage of chip resistor improve, influence the cost of processing, and then before screening chip resistor, need carry out even slow inside that adds to screening plant to it, then the circulation shake through the screen cloth is sieved the processing to it, simultaneously after sieving, chip resistor also easily takes place accumulational phenomenon, still need the manual work to break up and divide, for the going on of making things convenient for subsequent handling, need carry out the automation with the chip resistor of output and break up, evenly spread out, thereby be convenient for the continuation processing in later stage.
Therefore, we propose an automatic screening device for producing a circular jitter type chip resistor, so as to solve the problems proposed in the above.
Disclosure of Invention
The invention aims to provide a circulating shaking type automatic screening device for producing chip resistors, and the device is used for solving the problems that the existing automatic screening device for producing the chip resistors in the market is inconvenient to uniformly and slowly add the chip resistors into the screening device so as to reduce the damage rate, and is inconvenient to automatically break up and uniformly spread the output chip resistors after screening.
In order to achieve the purpose, the invention provides the following technical scheme: an automatic screening device for production of a circulating jitter type chip resistor comprises a shell, wherein the shell is stably arranged on the ground, feed inlets are symmetrically formed in the top of the shell, a motor is arranged in the middle of the top surface of the shell, the output end of the motor is connected with a shaft rod, and the shaft rod penetrates through the shaft and is connected to the bottom of the inner side of the shell;
a first outlet and a second outlet are symmetrically formed in the middle of the outer side and the bottom of the shell, conveying belts are correspondingly arranged on the outer sides of the first outlet and the second outlet, a screen is mounted in the middle of the inner side of the shell, and a through hole is formed in the screen;
further comprising:
the top of the inner side of the shell is symmetrically provided with a material homogenizing roller, and the material homogenizing roller is opposite to the feed inlet;
a material shaking plate is correspondingly arranged below the material homogenizing roller and hinged to the inner wall of the shell;
a fixed cylinder is fixed in the middle of the bottom surface of the screen, and a knocking rod penetrates through the outer side of the fixed cylinder;
the outside of shell articulates there is the driving lever, and the driving lever corresponds and sets up in the outside of first export and second export.
Preferably, settle the outside of axostylus axostyle has first awl tooth connecting piece, and the horizontal position of first awl tooth connecting piece is fixed with first horizontal pole, and the outer end hub connection of first horizontal pole is on the inner wall of shell, and the outside cover of first horizontal pole is equipped with the refining roller, the outside of refining roller evenly is provided with the indent simultaneously, make the axostylus axostyle rotate the back and will drive first horizontal pole through first awl tooth connecting piece and rotate, will drive the refining roller and rotate after first horizontal pole rotates, thereby evenly accept the chip resistor in the feed inlet, prevent that chip resistor from directly pouring into easily causing the damage.
Preferably, second toper tooth connecting piece is installed at the top of axostylus axostyle, and the outside of second toper tooth connecting piece is connected with the second horizontal pole, and the tip of second horizontal pole is connected with the third horizontal pole of bottom through the drive belt, and the inboard of third horizontal pole is connected with half tooth roller through third awl tooth connecting piece, half tooth roller shaft connection is on the inner wall of shell simultaneously, when making the axostylus axostyle rotate, will drive the second horizontal pole through second toper tooth connecting piece and rotate, the third horizontal pole that the second horizontal pole passes through the drive belt and drives the bottom rotates, the third horizontal pole rotates the back and drives half tooth roller through third awl tooth connecting piece and rotates.
Preferably, the outside of half fluted roller is connected with full fluted roller, and full fluted roller connects on the inner wall of shell to install first torsional spring between full fluted roller and the shell, full fluted roller constitutes reciprocal revolution mechanic through half fluted roller and first torsional spring moreover, makes half fluted roller rotate the back will mesh with full fluted roller, and then drives full fluted roller and rotate, and full fluted roller will carry out reciprocal rotation under the effect of passing through of first torsional spring.
Preferably, the last stay cord that is equipped with of full fluted roller tip, and the top of stay cord is fixed with the bottom of trembling the material board to tremble and install the second torsional spring between the inner wall of flitch and shell, tremble the flitch in addition and pass through stay cord and second torsional spring constitution even blanking structure, make full fluted roller rotate the back and will receive and release the stay cord, and then drive and tremble the flitch and rotate under the drive of second torsional spring.
Preferably, the butt joint piece is installed to the middle part outside equidistance of axostylus axostyle, and the butt joint piece sets up the triangle-shaped structure for outer circular arc to the clearance department of butt joint piece is connected with strikes the pole, strikes and installs reset spring between pole and the solid fixed cylinder moreover, makes the axostylus axostyle rotate the back and will drive the butt joint piece and carry out synchronous rotation, will carry out intermittent type nature's extrusion with the tip of striking the pole after the butt joint piece rotates, and stretch out and draw back and slide under reset spring's effect, thereby strike the screen cloth.
Preferably, the knocking rod forms an elastic telescopic structure with the fixed cylinder through the abutting block and the reset spring, the knocking rod is of an L-shaped structure, and the moving range of the knocking rod is larger than the linear distance from the knocking rod to the bottom of the screen, so that the knocking rod can intermittently knock the screen when stretching out and drawing back, and the screening efficiency of the chip resistor is improved.
Preferably, the outside of third horizontal pole is connected with first reciprocal lead screw, and first reciprocal lead screw corresponds and sets up in the outside of first export, and first reciprocal lead screw shaft connection is in the avris of shell, and first reciprocal lead screw is connected with the connecting rod of below through drive belt and connecting rod, the connecting rod of bottom is connected with the reciprocal lead screw of second through the drive belt simultaneously, make the third horizontal pole still can drive the first reciprocal lead screw in the outside and rotate when rotating, will drive the connecting rod rotation of rear side through the drive belt after the first reciprocal lead screw rotates, the connecting rod will drive the connecting rod rotation of below through the drive belt, the connecting rod of below will drive the reciprocal lead screw of second through the drive belt and carry out synchronous rotation.
Preferably, all the cover is equipped with the slider on first reciprocal lead screw and the reciprocal lead screw of second, and the bottom of slider articulates there is the connecting rod to the bottom of connecting rod articulates there is the driving lever, and the driving lever articulates in the outside of shell in addition, and the driving lever passes through slider and connecting rod simultaneously and constitutes swing structure, makes first reciprocal lead screw and the reciprocal lead screw of second rotate the back and will drive the slider and slide, will drive the connecting rod after the slider removes and rotate, will drive the driving lever of bottom after the connecting rod rotates and swing.
Compared with the prior art, the invention has the beneficial effects that:
1. the automatic screening device for producing the circulating shaking type chip resistor is characterized in that the shaft lever can drive the first cross rod to rotate through the first bevel gear connecting piece when rotating through the arranged material homogenizing roller, the second bevel gear connecting piece, the second cross rod, the third bevel gear connecting piece, the half gear roller, the full gear roller, the first torsion spring, the pull rope, the shaking plate and the second torsion spring, the first cross rod can be driven to rotate after the first cross rod rotates, the chip resistor poured from the feeding hole can be received in a gap of the material homogenizing roller and then falls on the shaking plate, so that the chip resistor is buffered, the phenomenon that the chip resistor directly falls on a screen in a large batch manner is avoided, the chip resistor is easily damaged and wasted, a cushion pad is fixed on the shaking plate and is in flexible contact with the chip resistor, and the second cross rod can be driven to rotate through the second bevel gear connecting piece when the shaft lever rotates, the second cross rod drives a third cross rod at the bottom to rotate through a transmission belt, the third cross rod drives a half-tooth roller to rotate through a third bevel-tooth connecting piece, the half-tooth roller is meshed with a full-tooth roller at the outer side after rotating and rotates in a reciprocating mode under the coordination of a first torsion spring, so that the pull rope is tightened and loosened, the material shaking plate can rotate in a reciprocating mode under the combined action of the second torsion spring, the received chip resistors are scattered on the screen uniformly, and the material scattering and abrasion reducing treatment before screening are completed;
2. the automatic screening device for the production of the circulating jitter type chip resistor comprises a screen, a through hole, a first outlet, a second outlet, a conveyor belt, a butting block, a fixed cylinder, a knocking rod and a return spring, wherein the shaft rod can drive the butting block to synchronously rotate after rotating, the butting block can extrude and butt against the end part of the knocking rod after rotating, so that the knocking rod extends outwards on the fixed cylinder to compress the return spring, the screen is knocked, the screening of the chip resistor on the screen is accelerated, the screened chip resistor can be poured out from the first outlet and the second outlet respectively, and then the conveyor belt is transported to the next step for operation, so that the screening efficiency and the classification speed are improved;
3. the automatic screening device for producing the circulating jitter type chip resistor comprises a third cross rod, a first reciprocating screw rod, a second reciprocating screw rod, a connecting rod, a sliding block, a connecting rod and a deflector rod, the third cross rod can drive the first reciprocating screw rod at the outer side to rotate after rotating, the connecting rod can be driven to rotate by the driving belt after the first reciprocating screw rod rotates, the connecting rod at the lower part is driven to synchronously rotate by the connecting rod, the connecting rod at the bottom can drive the second reciprocating screw rod to synchronously rotate by the driving belt, the corresponding sliding blocks can be respectively driven to move after the first reciprocating screw rod and the second reciprocating screw rod rotate, the connecting rod hinged at the bottom can be driven to rotate after the sliding blocks move, and the shifting plate hinged at the bottom can be driven to swing after the connecting rod rotates, thereby the chip resistor to the output on the conveyer belt shakeouts, prevents to pile up still need artifical later stage on the conveyer belt to evacuate.
Drawings
FIG. 1 is a schematic view of an overall front cross-sectional structure of the present invention;
FIG. 2 is a schematic perspective view of a refining roller according to the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 4 is a schematic top view of the connection between the half-tooth roller and the full-tooth roller according to the present invention;
FIG. 5 is an enlarged view of the structure at B in FIG. 1 according to the present invention;
FIG. 6 is a schematic top view of the abutting block of the present invention;
FIG. 7 is an enlarged view of the structure of FIG. 1 at C according to the present invention;
FIG. 8 is a schematic side view of the connection between the first reciprocating screw rod and the second reciprocating screw rod according to the present invention.
In the figure: 1. a housing; 2. a feed inlet; 3. a motor; 4. a shaft lever; 5. a first bevel gear connector; 6. a first cross bar; 7. a refining roller; 8. a second taper tooth connector; 9. a second cross bar; 10. a third cross bar; 11. a third bevel gear connector; 12. a half-toothed roller; 13. a full-tooth roller; 14. a first torsion spring; 15. pulling a rope; 16. shaking the material plate; 17. a second torsion spring; 18. screening a screen; 19. a through hole; 20. a first outlet; 21. a second outlet; 22. a conveyor belt; 23. a butting block; 24. a fixed cylinder; 25. a knock bar; 26. a return spring; 27. a first reciprocating screw rod; 28. a second reciprocating screw rod; 29. a connecting rod; 30. a slider; 31. a connecting rod; 32. a deflector rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides a technical solution: an automatic screening device for production of a circulating jitter type chip resistor comprises a shell 1, wherein the shell 1 is stably arranged on the ground, feed inlets 2 are symmetrically formed in the top of the shell 1, a motor 3 is installed in the middle of the top surface of the shell 1, the output end of the motor 3 is connected with a shaft rod 4, and the shaft rod 4 penetrates through the shaft and is connected to the bottom of the inner side of the shell 1;
a first outlet 20 and a second outlet 21 are symmetrically formed in the middle and the bottom of the outer side of the shell 1, a conveying belt 22 is correspondingly arranged on the outer sides of the first outlet 20 and the second outlet 21, a screen 18 is installed in the middle of the inner side of the shell 1, and a through hole 19 is formed in the screen 18;
further comprising: the top of the inner side of the shell 1 is symmetrically provided with a refining roller 7, the refining roller 7 is opposite to the feed inlet 2, the outer side of the shaft lever 4 is provided with a first bevel gear connecting piece 5, the horizontal position of the first bevel gear connecting piece 5 is fixed with a first cross bar 6, the outer end shaft of the first cross bar 6 is connected to the inner wall of the shell 1, the outer side of the first cross bar 6 is sleeved with the refining roller 7, meanwhile, the outer side of the refining roller 7 is uniformly provided with concave parts, as shown in figure 1-2, firstly, a motor 3 is started to pour the chip resistor from the feed inlet 2 at the top of the shell 1, the motor 3 drives the shaft lever 4 to rotate after being started, the shaft lever 4 drives the first cross bar 6 to rotate through the first bevel gear connecting piece 5 after rotating, the refining roller 7 is driven to rotate after rotating, the refining roller 7 can bear the poured chip resistor after rotating, the chip resistors fall into the inner concave of the refining roller 7, so that the chip resistors are prevented from directly falling on the screen 18 in a large batch and being easy to damage, and waste is caused;
a second conical tooth connecting piece 8 is installed at the top of the shaft lever 4, a second cross bar 9 is connected to the outer side of the second conical tooth connecting piece 8, the end of the second cross bar 9 is connected with a third cross bar 10 at the bottom through a transmission belt, a half-tooth roller 12 is connected to the inner side of the third cross bar 10 through a third conical tooth connecting piece 11, the half-tooth roller 12 is connected to the inner wall of the shell 1 through a shaft, a full-tooth roller 13 is connected to the outer side of the half-tooth roller 12, the full-tooth roller 13 is connected to the inner wall of the shell 1 through a shaft, a first torsion spring 14 is installed between the full-tooth roller 13 and the shell 1, the full-tooth roller 13 forms a reciprocating rotation structure through the half-tooth roller 12 and the first torsion spring 14, as shown in fig. 1 and 4, when the shaft lever 4 rotates, the shaft lever 4 drives the second cross bar 9 to rotate through the tooth connecting piece 8 installed at the top, after the second conical tooth connecting piece 9 rotates, the third cross bar 10 below is driven to rotate through the transmission belt, after the third cross rod 10 rotates, the third bevel gear connecting piece 11 arranged at the inner end part drives the half-tooth roller 12 to rotate, the half-tooth roller 12 is meshed with the full-tooth roller 13 at the outer side after rotating, the full-tooth roller 13 is further driven to rotate, the first torsion spring 14 is further driven to rotate reversely, when the half-tooth roller 12 is not meshed with the full-tooth roller 13, the first torsion spring 14 drives the full-tooth roller 13 to rotate, the full-tooth roller 13 is driven to rotate in a reciprocating manner, and the pull rope 15 wound on the full-tooth roller 13 is tightened and loosened after the full-tooth roller 13 rotates in a reciprocating manner;
a material shaking plate 16 is correspondingly arranged below the material homogenizing roller 7, the material shaking plate 16 is hinged on the inner wall of the shell 1, a pull rope 15 is wound on the end part of the full-tooth roller 13, the top of the pull rope 15 is fixed with the bottom of the material shaking plate 16, and a second torsion spring 17 is installed between the material shaking plate 16 and the inner wall of the housing 1, and the material shaking plate 16 forms a uniform blanking structure through the pulling rope 15 and the second torsion spring 17, as shown in fig. 1 and 3-4, when the full-tooth roller 13 rotates, the pull rope 15 is driven to tighten and loosen, when the pull rope 15 is tightened, the material shaking plate 16 at the top is driven to rotate around the hinged point, and then the second torsion spring 17 is reversed, when the pulling rope 15 is loosened, the second torsion spring 17 drives the material shaking plate 16 to rotate, so that the material shaking plate 16 swings, so that the chip resistors falling on the material shaking plate 16 from the material homogenizing roller 7 can be uniformly scattered on the screen 18 below for screening;
a fixed cylinder 24 is fixed in the middle of the bottom surface of the screen 18, a knocking rod 25 is connected to the outer side of the fixed cylinder 24 in a penetrating manner, a butting block 23 is installed on the outer side of the middle of the shaft lever 4 at equal angles, the butting block 23 is arranged in a triangular structure with an outer arc, the knocking rod 25 is connected to a gap of the butting block 23, a return spring 26 is installed between the knocking rod 25 and the fixed cylinder 24, the knocking rod 25 forms an elastic telescopic structure with the fixed cylinder 24 through the butting block 23 and the return spring 26, the knocking rod 25 is arranged in an L-shaped structure, the moving range of the knocking rod 25 is larger than the linear distance from the knocking rod 25 to the bottom of the screen 18, as shown in FIGS. 1 and 5-6, when the shaft lever 4 rotates, the butting block 23 installed on the outer side of the middle of the shaft lever 4 rotates synchronously inside the fixed cylinder 24, after the butting block 23 rotates, the outer arc edge of the butting block extrudes against the end of the knocking rod 25, so that the knocking rod 25 compresses the return spring 26 to slide on the fixed cylinder 24 in a telescopic manner, so as to knock the screen 18, further accelerate the chip resistor to fall out of the through hole 19, and then the screened chip resistors are respectively output from the first outlet 20 and the second outlet 21;
the outer side of the housing 1 is hinged with a deflector rod 32, the deflector rod 32 is correspondingly arranged at the outer sides of the first outlet 20 and the second outlet 21, the outer side of the third cross rod 10 is connected with a first reciprocating screw rod 27, the first reciprocating screw rod 27 is correspondingly arranged at the outer side of the first outlet 20, the first reciprocating screw rod 27 is connected with the side of the housing 1 in a shaft mode, the first reciprocating screw rod 27 is connected with a lower connecting rod 29 through a transmission belt and a connecting rod 29, the connecting rod 29 at the bottom is connected with a second reciprocating screw rod 28 through the transmission belt, the first reciprocating screw rod 27 and the second reciprocating screw rod 28 are both sleeved with a sliding block 30, the bottom of the sliding block 30 is hinged with a connecting rod 31, the bottom of the connecting rod 31 is hinged with the deflector rod 32, the deflector rod 32 is hinged at the outer side of the housing 1, and the deflector rod 32 forms a swinging structure through the sliding block 30 and the connecting rod 31, as shown in fig. 1 and fig. 7-8, when the third cross bar 10 rotates, the third cross bar 10 can drive the first reciprocating screw rod 27 at the outer side to rotate, the first reciprocating screw rod 27 can drive the connecting rod 29 at the rear side to rotate through the transmission belt after rotating, the connecting rod 29 can drive the connecting rod 29 at the lower side to synchronously rotate through the transmission belt after rotating, the connecting rod 29 can drive the second reciprocating screw rod 28 to synchronously rotate through the transmission belt after rotating, so that the first reciprocating screw rod 27 and the second reciprocating screw rod 28 synchronously rotate, the first reciprocating screw rod 27 and the second reciprocating screw rod 28 can drive the corresponding slide block 30 to slide after rotating, the slide block 30 can drive the connecting rod 31 hinged at the bottom to rotate after sliding, the connecting rod 31 can drive the deflector rod 32 at the bottom to swing after rotating, and then the chip resistors output to the transmission belt 22 from the first outlet 20 and the second outlet 21 are paved, the later stage of preventing piling up still needs the manual work to put in order.
The working principle is as follows: when the automatic screening device for producing the circulating jitter type chip resistor is used, as shown in figures 1-8, firstly, the motor 3 is started to pour the chip resistor from the feeding hole 2, the shaft lever 4 drives the first cross rod 6 to drive the refining roller 7 to rotate through the first bevel gear connecting piece 5 after rotating, the chip resistor is prevented from being damaged when falling, thereby causing waste, after the shaft lever 4 rotates, the half-tooth roller 12 is driven to rotate by the second conical tooth connecting piece 8, the second cross bar 9, the transmission belt, the third cross bar 10 and the third conical tooth connecting piece 11, the half-tooth roller 12 and the full-tooth roller 13 rotate, and is rotated back and forth in cooperation with the first torsion spring 14, thereby tightening and loosening the pulling rope 15, further, the material shaking plate 16 swings under the coordination of the second torsion spring 17, so that the chip resistors can be uniformly scattered on the lower screen 18 for screening;
when the shaft lever 4 rotates, the abutting block 23 will extrude and abut against the knocking rod 25, so that the knocking rod 25 compresses the return spring 26 and slides on the fixed cylinder 24 in a telescopic manner, so as to knock the screen 18, further accelerate the chip resistor to fall out from the through hole 19, then the screened chip resistor will be output from the first outlet 20 and the second outlet 21 respectively, and when the third cross rod 10 rotates, the third cross rod 10 drives the first reciprocating screw 27 to rotate, the first reciprocating screw 27 is in transmission, the connecting rod 29 drives the second reciprocating screw 28 to rotate synchronously, the slider 30 will move, further the connecting rod 31 drives the shift lever 32 to swing, further the chip resistor output to the conveying belt 22 from the first outlet 20 and the second outlet 21 is paved, the stacking is prevented, and the manual work is needed in the later stage, thereby completing a series of work.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (9)
1. An automatic screening device for production of a circulating jitter type chip resistor comprises a shell, wherein the shell is stably arranged on the ground, feed inlets are symmetrically formed in the top of the shell, a motor is arranged in the middle of the top surface of the shell, the output end of the motor is connected with a shaft rod, and the shaft rod penetrates through the shaft and is connected to the bottom of the inner side of the shell;
a first outlet and a second outlet are symmetrically formed in the middle of the outer side and the bottom of the shell, conveying belts are correspondingly arranged on the outer sides of the first outlet and the second outlet, a screen is mounted in the middle of the inner side of the shell, and a through hole is formed in the screen;
the method is characterized in that: further comprising:
the top of the inner side of the shell is symmetrically provided with a material homogenizing roller, and the material homogenizing roller is opposite to the feed inlet;
a material shaking plate is correspondingly arranged below the material homogenizing roller and hinged to the inner wall of the shell;
a fixed cylinder is fixed in the middle of the bottom surface of the screen, and a knocking rod penetrates through the outer side of the fixed cylinder;
the outside of shell articulates there is the driving lever, and the driving lever corresponds and sets up in the outside of first export and second export.
2. The automatic screening device for producing the circular shaking type chip resistor as claimed in claim 1, wherein: a first bevel gear connecting piece is arranged on the outer side of the shaft rod, a first cross rod is fixed to the horizontal position of the first bevel gear connecting piece, the outer end of the first cross rod is connected to the inner wall of the shell in a shaft mode, a material homogenizing roller is sleeved on the outer side of the first cross rod, and meanwhile, the outer side of the material homogenizing roller is evenly provided with an inner recess.
3. The automatic screening device for producing the circular shaking type chip resistor as claimed in claim 1, wherein: second cone tooth connecting piece is installed at the top of axostylus axostyle, and the outside of second cone tooth connecting piece is connected with the second horizontal pole to the tip of second horizontal pole is connected with the third horizontal pole of bottom through the drive belt, and the inboard of third horizontal pole is connected with half tooth roller through third cone tooth connecting piece in addition, and half tooth roller is connected on the inner wall of shell simultaneously.
4. The automatic screening device for producing the circular shaking type chip resistor as claimed in claim 3, wherein: the outside of half fluted roller is connected with full fluted roller, and full fluted roller connects on the inner wall of shell to install first torsional spring between full fluted roller and the shell, full fluted roller constitutes reciprocating rotation structure through half fluted roller and first torsional spring moreover.
5. The automatic screening device for producing the circular shaking type chip resistor as claimed in claim 4, wherein: the full fluted roller tip is gone up around being equipped with the stay cord, and the top of stay cord is fixed with the bottom of trembling the material board to tremble and install the second torsional spring between the inner wall of flitch and shell, tremble the flitch moreover and pass through stay cord and second torsional spring constitution even blanking structure.
6. The automatic screening device for producing the circular shaking type chip resistor as claimed in claim 1, wherein: the middle part of axostylus axostyle outside is the equidistance and is installed the butt piece, and the butt piece sets up to the triangle-shaped structure of outer circular arc to the clearance department of butt piece is connected with strikes the pole, strikes and installs reset spring between pole and the solid fixed cylinder moreover.
7. The automatic screening device for producing the circular shaking type chip resistor as claimed in claim 6, wherein: the knocking rod is of an elastic telescopic structure formed between the abutting block and the return spring and the fixed cylinder, is of an L-shaped structure, and has a moving range larger than the linear distance from the knocking rod to the bottom of the screen.
8. The automatic screening device for producing the circular shaking type chip resistor as claimed in claim 3, wherein: the outer side of the third cross rod is connected with a first reciprocating screw rod, the first reciprocating screw rod is correspondingly arranged on the outer side of the first outlet, the first reciprocating screw rod is connected to the side of the shell in a shaft mode, the first reciprocating screw rod is connected with a connecting rod below the first reciprocating screw rod through a transmission belt and the connecting rod, and the connecting rod at the bottom of the first reciprocating screw rod is connected with a second reciprocating screw rod through the transmission belt.
9. The automatic screening device for producing the circular shaking type chip resistor as claimed in claim 8, wherein: the first reciprocating screw rod and the second reciprocating screw rod are sleeved with sliding blocks, the bottom of each sliding block is hinged with a connecting rod, the bottom of each connecting rod is hinged with a driving lever, the driving levers are hinged to the outer side of the shell, and the driving levers form a swing structure through the sliding blocks and the connecting rods.
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