CN220635392U - Unloading structure is used in screw screening - Google Patents

Abstract

The application relates to a blanking structure for screw screening, it includes the feeding pipeline, blow material trachea and support frame, feeding pipeline top-down slope sets up, blow material trachea fixed connection in feeding pipeline and blow the material trachea and be used for blowing in the feeding pipeline with the screw after detecting, feeding pipeline inside rotates and is provided with the switching baffle, feeding pipeline is provided with qualified feeding channel and defective products feeding channel, the switching baffle is used for controlling opening and close of qualified feeding channel or defective products feeding channel, when qualified feeding channel was opened, the switching baffle closed defective products feeding channel, when defective products feeding channel was opened, the switching baffle closed qualified feeding channel. The screw collision prevention device has the effects of reducing the collision between the screw and the box wall and avoiding the damage of the screw.

Description

Unloading structure is used in screw screening

Technical Field

The application relates to the field of screw screening, especially, relate to a blanking structure for screw screening.

Background

After the screw is produced, the appearance of the screw is usually required to be detected and screened so as to ensure that the screw can meet the subsequent use requirement. In the prior art, screws are directly sent to a rotating disc of a detection device through a vibrating disc to carry out rotation detection, and qualified products and defective products after rotation detection are sent to two material receiving boxes through a blanking structure to be collected.

The blanking structure in the prior art generally comprises two blowing air pipes, and qualified products and defective products are respectively and directly blown into two material receiving boxes through the two blowing air pipes, so that the collection of screws after detection is completed.

To the above-mentioned correlation technique, blow the screw of passing through two blowing gas pipes that constitute unloading structure respectively with the screw of passing through the qualification product and the screw of defective products directly blow in two receipts workbin respectively, appear easily because of screw blow off position and receipts workbin fall are too high, and lead to screw and case wall collision aggravation, and then make the screw appear the condition of damage.

Disclosure of Invention

In order to improve the fall between screw blow off position and the receipts workbin position and be too high, reduce the collision of screw and case wall, avoid the screw to appear damaging, this application provides a blanking structure for screw screening.

The application provides a blanking structure for screw screening adopts following technical scheme:

the utility model provides a blanking structure for screw screening, includes feeding pipeline, blows material trachea and support frame, feeding pipeline top-down slope sets up, blow material trachea fixed connection in feeding pipeline and blow the material trachea and be used for blowing in the feeding pipeline with the screw after detecting, the inside rotation of feeding pipeline is provided with the switching baffle, feeding pipeline is provided with qualified feeding channel and defective products feeding channel, the switching baffle is used for controlling the opening and close of qualified feeding channel or defective products feeding channel, when the qualified feeding channel was opened, the switching baffle closes defective products feeding channel, when the defective products feeding channel was opened, the switching baffle closed qualified feeding channel, two receipts material frames put in respectively the export of qualified feeding channel and defective products feeding channel.

Through adopting above-mentioned technical scheme, two receipts material frames are placed respectively in the export of qualified pay-off passageway and defective products pay-off passageway, blow the material trachea and blow the screw that detects to the feed inlet of pay-off passageway, when the screw that detects is qualified article, qualified pay-off passageway is opened, the switching baffle rotates to defective products pay-off passageway and closes, qualified products screw rolls off to the receipts material frame of qualified article through qualified pay-off passageway, when the screw that detects is defective products, defective products pay-off passageway is opened, switching baffle rotates to close qualified products pay-off passageway, defective products's screw rolls off to defective products's receipts material frame through defective products pay-off passageway, the screw that has improved to pass through two blow the material trachea direct with the screw that constitute unloading structure with the screw that detects respectively blow into two receipts workbin, easily appear because of screw blow down position and receipts workbin fall too high, and lead to screw and case wall collision aggravate, and the condition that the screw damage appears.

Optionally, the inside fixed plate that is provided with of feeding pipeline, the fixed driving motor that is provided with of fixed plate, driving motor's output shaft is fixedly provided with driving bevel gear, the fixed axis of rotation that is provided with of switching baffle, axis of rotation and feeding pipeline normal running fit, the fixed driven bevel gear that is provided with of axis of rotation, driving bevel gear and driven bevel gear meshing.

Through adopting above-mentioned technical scheme, driving bevel gear and driven bevel gear transmission are adopted to driving motor, realize the drive to switching baffle for the transmission efficiency of power is higher more steady, and bevel gear transmission changes power direction simultaneously, makes driving motor's setting better steady reasonable.

Optionally, the fixed plate is close to switching baffle one side and has seted up the guide way, switching baffle is fixed to be provided with the guide block, when switching baffle rotates, the guide block slides and cooperates in the guide way.

Through adopting above-mentioned technical scheme, the cooperation that slides of guide block and guide way for switching baffle rotates and switches time stability better, makes the practicality better.

Optionally, the feeding pipeline includes first body and second body, the second body sets up in first body one end, the second body includes qualified pipeline portion and defective products pipeline portion, qualified pipeline portion and defective products pipeline portion contained angle are located 90 to 150, qualified feeding channel includes the qualified passageway section of second, defective products feeding channel includes the defective products passageway section of second, the qualified passageway section of second is seted up in qualified pipeline portion, the defective products passageway section of second is seted up in defective products pipeline portion.

Through adopting above-mentioned technical scheme for the screw that gets into the pay-off passageway will be through the branch material of first body, carry respectively to the receipts material frame of difference through the qualified pipeline portion and the defective products pipeline portion of second body, qualified pipeline portion and defective products pipeline portion are 90 to 150 setting, make the exit position of qualified and defective products screw more open, make things convenient for the placing of two kinds of receipts material frames, make the practicality better.

Optionally, rubber elastic blocks are fixedly arranged on the inner walls of the pipelines of the qualified pipeline part and the defective pipeline part, which are opposite to the outlet of the first pipeline body, respectively.

Through adopting above-mentioned technical scheme for from the screw of first body landing to the second body, reduce through the rubber bullet piece respectively with the collision to the pipeline inner wall of first body export of qualified pipeline portion and defective products pipeline portion, avoid leading to the screw to appear damaging because of the collision, make the practicality better.

Optionally, the outlet positions of the qualified pipeline part and the defective pipeline part are fixedly provided with rubber hoses.

Through adopting above-mentioned technical scheme, the setting of rubber hose buffers the landing of the screw of two receipts material frames of respectively getting into, reduces the collision of screw and two receipts material frames respectively for usability is better.

Optionally, the fixed block is all fixed to first body and second body lateral surface, two the locking bolt is worn to be equipped with by the fixed block, locking bolt threaded connection has lock nut, through locking bolt and lock nut are respectively to the tight of support of two fixed blocks, realize the fixed connection of first body and second body.

Through adopting above-mentioned technical scheme, first body and second body pass through lock bolt and lock nut's realization fixed connection, through twisting lock bolt and lock nut, realize the dismantlement of first body and second body for dismantlement between first body and the second body is simpler and more convenient.

Optionally, the inlet position of the feeding pipeline is fixedly provided with a channel plate, the channel plate comprises a side plate part and a plate body part, the side plate part is vertically and fixedly connected with the plate body part, and the plate diameter of one side of the channel plate, which is close to the first pipe body, is smaller than the plate diameter of one side, which is far away from the first pipe body.

Through adopting above-mentioned technical scheme, the setting of passageway board for the feeding pipeline entry position is enlarged, makes the screw get into feeding pipeline easier, makes the practicality better.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the feeding channel is opened when the detected screw is qualified, the switching baffle rotates to close the defective product feeding channel, the qualified screw slides out to the receiving frame of the qualified product through the qualified feeding channel, the defective product feeding channel is opened when the detected screw is defective, the switching baffle rotates to close the qualified product feeding channel, the defective screw slides out to the receiving frame of the defective product through the defective product feeding channel, the screw and the defective product screw are directly blown into the two receiving boxes through the two blowing air pipes forming the blanking structure respectively, the phenomenon that the screw and the box wall collide with each other due to overhigh falling difference of the screw blowing position and the receiving box easily occurs, and the damage of the screw is caused is improved.

2. Make the screw that gets into feeding channel will pass through the branch material of first body, carry respectively to the receipts material frame of difference through the qualified pipeline portion and the defective products pipeline portion of second body, qualified pipeline portion and defective products pipeline portion are 90 to 150 setting for the exit position of qualified and defective products screw is more open, makes things convenient for the placing of two kinds of receipts material frames, makes the practicality better.

3. The rubber hose is arranged, so that sliding of screws respectively entering the two material receiving frames is buffered, collision between the screws and the two material receiving frames is reduced, and usability is better.

Drawings

Fig. 1 is a schematic overall structure of an embodiment of the present application.

Fig. 2 is a partial structural cross-sectional view of an embodiment of the present application.

Fig. 3 is an enlarged view of a portion a of fig. 1.

Reference numerals illustrate: 1. a feed pipe; 11. a first tube body; 12. a second tube body; 121. a qualified pipeline portion; 122. defective product pipe parts; 123. a rubber hose; 13. a feed cavity; 131. a fixing plate; 1311. a guide groove; 14. a qualified feeding channel; 141. a first pass channel segment; 142. a second pass channel segment; 15. defective product feeding channels; 151. a first defective product channel section; 152. a second defective product channel section; 16. a channel plate; 161. a plate body portion; 162. a side plate portion; 17. a switching baffle; 171. a rotating shaft; 172. a guide block; 18. a driving motor; 181. a drive bevel gear; 182. a driven bevel gear; 19. a rubber spring block; 2. a support frame; 3. a fixing assembly; 31. a fixed block; 32. a locking bolt; 33. a lock nut; 4. a blowing component; 41. a fixed rod; 42. and a blowing air pipe.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-3.

The embodiment of the application discloses a blanking structure for screw screening. Referring to fig. 1 and 2, a blanking structure for screw screening includes feeding pipe 1, support frame 2, fixed subassembly 3 and blow material subassembly 4, feeding pipe 1 top-down slope sets up, feeding pipe 1 includes first body 11, first body 11 is right triangle-shaped, the hypotenuse fixed connection of first body 11 is in support frame 2 top, feeding cavity 13 has been seted up to first body 11 inside, first body 11 makes feeding cavity 13 be close to support frame 2's inner wall slope setting through support frame 2, make the screw that gets into feeding cavity 13 slide to first body 11 export through the inner wall that sets up along feeding cavity 13 slope smoothly, the entry end of first body 11 is close to the rolling disc setting, blow material subassembly 4 includes dead lever 41 and blows material trachea 42, dead lever 41 is fixed to be set up at first body 11 top, blow material trachea 42 is used for blowing the screw after will detecting into feeding pipe 1 in, blow material trachea 42 is fixed to set up dead lever 41 and is kept away from first body 11 one end, blow material trachea 42's blowing direction orientation is first body 11, make the screw 42 get into the entry end of feeding cavity 13 smoothly through first body 11 smoothly.

The inlet end fixedly connected with passageway board 16 of feeding pipe 1, passageway board 16 includes both sides board portion 162 and plate body portion 161, and both sides board portion 162 is perpendicular fixed connection in width direction both sides board body portion 161 respectively, and plate body portion 161 is the ladder type, and the board footpath that passageway board 16 is close to one side of first body 11 is less than the board footpath that keeps away from one side of first body 11 to make feeding pipe 1's inlet end enlarged, enlarged the scope that the screw got into feeding pipe 1, make the screw get into feeding pipe 1 easier, make the practicality better.

The switching baffle 17 is fixedly connected with the rotating shaft 171, the rotating shaft 171 is in running fit with the first pipe body 11, the switching baffle 17 is in running fit with the position, close to the outlet end of the feeding pipeline 1, of the feeding cavity 13 through the rotating shaft 171, the feeding pipeline 1 is provided with the qualified feeding channel 14 and the defective feeding channel 15, the two receiving frames are respectively placed at the outlets of the qualified feeding channel 14 and the defective feeding channel 15, the switching baffle 17 is used for controlling the opening and closing of the qualified feeding channel 14 or the defective feeding channel 15, when the qualified feeding channel 14 is opened, the switching baffle 17 closes the defective feeding channel, and when the defective feeding channel 15 is opened, the switching baffle 17 closes the qualified feeding channel, so that the diversion of screws is realized through the switching baffle 17, the use quantity of the blowing air pipe 42 is reduced, and the control performance is better.

The holding chamber is kept away from support frame 2 fixed being provided with fixed plate 131, fixed plate 131 is kept away from support frame 2 fixed being provided with driving motor 18 in one side, driving motor 18's output shaft is fixed being provided with driving bevel gear 181, the fixed driven bevel gear 182 that is provided with in support frame 2 one end is kept away from to axis of rotation 171, driving bevel gear 181 and driven bevel gear 182 meshing, during the driving motor 18 drive, driving motor 18's output shaft drives driving bevel gear 181, driving bevel gear 181 drives driven bevel gear 182, driven bevel gear 182 drives switching baffle 17 through axis of rotation 171 and rotates, realize switching baffle 17 to the control that pass product conveying passageway and defective product conveying passageway were opened and close.

The switching baffle 17 is kept away from support frame 2 fixed being provided with guide block 172 on one side, and fixed plate 131 is close to switching baffle 17 one side and has been seted up guide slot 1311, and guide block 172 wears to locate guide slot 1311, and guide slot 1311 is convex setting for when switching baffle 17 rotates, guide block 172 sliding fit in guide slot 1311, and guide block 172 and guide slot 1311's setting makes switching baffle 17 rotate and switch time stability better, makes the practicality better.

The feeding pipeline 1 still includes second body 12, second body 12 sets up in the exit end of first body 11, second body 12 includes qualified pipeline portion 121 and defective products pipeline portion 122, qualified pipeline portion 121 and defective products pipeline portion 122 contained angle includes 90 to 150, contained angle between qualified pipeline portion 121 and the defective products pipeline portion 122 sets up to 120 in this embodiment, qualified feeding pipeline 1 divides into first qualified passageway section 141 and second qualified passageway section 142, first qualified passageway section 141 and second qualified passageway section 142 intercommunication, first qualified passageway section 141 is located first body 11, second qualified passageway section 142 is seted up in qualified pipeline portion 121, defective products feeding pipeline 1 divides into first defective products passageway section 151 and second defective products passageway section 152, first defective products passageway section 151 and second defective products passageway section 152 intercommunication, first defective products passageway section 151 is located first body 11, second defective products passageway section 152 opens up to locate defective products pipeline portion 122, make the screw that gets into the feeding pipeline will pass through first body 11 and pass through second body 12 and defective products passageway section 121, the position of second defective products passageway section 121 and defective products passageway section 122 makes two-more convenient, the position of receiving frame and the defective products of two-up to be placed respectively.

Referring to fig. 2 and 3, the fixing assembly 3 includes a plurality of fixed blocks 31, a locking bolt 32 and a locking nut 33, the plurality of fixed blocks 31 are respectively fixed on the outer side surfaces of the first pipe body 11 and the second pipe body 12, the fixed blocks 31 arranged on the first pipe body 11 and the second pipe body 12 are matched with each other in pairs, the locking bolt 32 is arranged on the fixed blocks 31 in a penetrating mode, the locking nut 33 is connected to one end of the locking bolt 32 in a threaded mode, when the locking nut 33 is screwed to move towards the direction close to the nut of the locking bolt 32, the locking bolt 32 and the locking nut 33 respectively abut against the two fixed blocks 31, the fixed connection of the first pipe body 11 and the second pipe body 12 is achieved, and meanwhile the fixed connection is achieved through the locking bolt 32 and the locking nut 33, so that disassembly and assembly and maintenance between the first pipe body 11 and the second pipe body 12 are convenient and convenient, and practicability is better.

The inner walls of the pipelines of the qualified pipeline part 121 and the defective pipeline part 122, which are opposite to the outlet of the first pipe body 11, are respectively fixedly provided with rubber elastic blocks 19, the rubber elastic blocks 19 are made of rubber, and the two rubber elastic blocks 19 are arranged, so that the collision between the screw and the inner wall of the pipeline opposite to the outlet of the first pipe body 11 is buffered by the two rubber elastic blocks 19, the buffer is reduced, and the screw damage caused by the collision is avoided.

The rubber hose 123 is fixed to the lateral surface of qualified pipeline portion 121 and defective products pipeline portion 122 exit end, two rubber hoses 123 all are the cuboid, two rubber hoses 123 material is selected for use to make two rubber hoses 123 possess good deformability, when making the screw pass through two rubber hoses 123 respectively, through rubber hose 123's elastic deformability, two rubber hoses 123 respectively toward being close to receipts material frame direction elastic deformation, thereby make the screw pass through two rubber hoses 123 respectively and be close to two receipts material frames more, reduce the collision with two receipts material frames respectively when the screw whereabouts.

The implementation principle of the blanking structure for screw screening in the embodiment of the application is as follows: when the blanking structure for screw screening is used, detected screws are blown into the channel plate 16 through the blowing air pipe 42, enter the feeding pipeline 1 through the channel plate 16, and the driving motor 18 drives the switching baffle 17 to rotate through the transmission of the driving bevel gear 181 and the driven bevel gear 182, so that the switching baffle 17 controls the opening and closing of the pair of qualified feeding channels 14 and the defective feeding channels 15, and qualified flat product screws and defective product screws respectively enter the qualified feeding channels 14 and the defective feeding channels 15;

when the first pipe body 11 slides down to the second pipe body 12, collision with the inner walls of the pipelines of the qualified pipeline part 121 and the defective pipeline part 122, which are opposite to the outlet of the first pipe body 11, is reduced through the two rubber elastic blocks 19, which are opposite to the outlet of the first pipe body 11, respectively, and the two rubber elastic blocks slide out of the qualified pipeline part 121 and the defective pipeline part 122 through the qualified feeding channel 14 and the defective feeding channel 15, respectively, and fall into the two receiving frames through the buffering of the two rubber hoses 123;

the screw that has improved passing through the blanking structure respectively and two blowing material trachea 42 direct with the screw that have detected blow into two receipts workbin respectively with the screw of qualification product in, easily appear because of the screw blow off position and receive the workbin fall too high, and lead to screw and the box wall collision aggravation, and then make the screw appear the condition of damage.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (8)

1. The utility model provides a screw screening is with unloading structure which characterized in that: including feeding pipeline (1), blow material trachea (4) and support frame (2), feeding pipeline (1) top-down slope sets up, blow material trachea (4) fixed connection in feeding pipeline (1) and blow material trachea (4) and be used for blowing in feeding pipeline (1) with the screw after detecting, feeding pipeline (1) inside rotates and is provided with switching baffle (17), feeding pipeline (1) is provided with qualified feeding channel (14) and defective products feeding channel (15), switching baffle (17) are used for controlling the opening and shutting of qualified feeding channel (14) or defective products feeding channel (15), when qualified feeding channel (14) is opened, switching baffle (17) close defective products feeding channel (15), when defective products feeding channel (15) are opened, switching baffle (17) close qualified feeding channel (14).

2. The blanking structure for screw screening according to claim 1, wherein: the automatic feeding device is characterized in that a fixed plate (131) is fixedly arranged inside the feeding pipeline (1), a driving motor (18) is fixedly arranged on the fixed plate (131), a driving bevel gear (181) is fixedly arranged on an output shaft of the driving motor (18), a rotating shaft (171) is fixedly arranged on the switching baffle (17), the rotating shaft (171) is in running fit with the feeding pipeline (1), a driven bevel gear (182) is fixedly arranged on the rotating shaft (171), and the driving bevel gear (181) is meshed with the driven bevel gear (182).

3. The blanking structure for screw screening according to claim 2, wherein: the fixed plate (131) is close to one side of the switching baffle plate (17) and is provided with a guide groove (1311), the switching baffle plate (17) is fixedly provided with a guide block (172), and when the switching baffle plate (17) rotates, the guide block (172) is in sliding fit in the guide groove (1311).

4. The blanking structure for screw screening according to claim 1, wherein: the feeding pipeline (1) comprises a first pipeline body (11) and a second pipeline body (12), the second pipeline body (12) is arranged at one end of the first pipeline body (11), the second pipeline body (12) comprises a qualified pipeline portion (121) and a defective pipeline portion (122), the included angle between the qualified pipeline portion (121) and the defective pipeline portion (122) is between 90 degrees and 150 degrees, the qualified feeding channel (14) comprises a second qualified channel section (142), the defective feeding channel (15) comprises a second defective channel section (152), the second qualified channel section (142) is arranged on the qualified pipeline portion (121), and the second defective channel section (152) is arranged on the defective pipeline portion (122).

5. The blanking structure for screw screening according to claim 4, wherein: the inner walls of the qualified pipeline part (121) and the defective pipeline part (122) which are opposite to the outlet of the first pipeline body (11) are respectively fixedly provided with a rubber elastic block (19).

6. The blanking structure for screw screening according to claim 5, wherein: rubber hoses (123) are fixedly arranged at the outlet positions of the qualified pipeline part (121) and the defective pipeline part (122).

7. The blanking structure for screw screening according to claim 4, wherein: the utility model discloses a pipe fitting structure, including first body (11) and second body (12), fixed block (31) are all fixed to be provided with to first body (11) and second body (12) lateral surface, two locking bolt (32) are worn to be equipped with by fixed block (31), locking bolt (32) threaded connection has lock nut (33), through locking bolt (32) and lock nut (33) are tight to the support of two fixed blocks (31) respectively, realize the fixed connection of first body (11) and second body (12).

8. The blanking structure for screw screening according to claim 4, wherein: the inlet position of the feeding pipeline (1) is fixedly provided with a channel plate (16), the channel plate (16) comprises a side plate part (162) and a plate body part (161), the side plate part (162) is vertically and fixedly connected with the plate body part (161), and the plate diameter of one side, close to the first pipe body (11), of the channel plate (16) is smaller than that of one side, far away from the first pipe body (11).