Screening device for high-precision automatic production of screws

Abstract

The utility model discloses a high-precision automatic screw production screening device which comprises a screening machine and a cleaning mechanism, the cleaning mechanism is arranged at the top of the screening machine and comprises a supporting frame, the inner wall of the supporting frame is fixedly connected to the surface of the screening machine, the top of the supporting frame is fixedly connected with a cleaning box, and the cleaning box is fixedly connected with the screening machine. Four semicircular plates are fixedly connected to the left side and the right side of the bottom of the cleaning box, the semicircular plates are uniformly distributed at the bottom of the cleaning box, rotating rods are movably connected to the inner walls of the semicircular plates, first transmission wheels are fixedly connected to the inner sides of the rotating rods, and first transmission belts are movably connected to the surfaces of the first transmission wheels. When the screening machine is used, under the action of the cleaning mechanism and the dust collection mechanism, the surface of a workpiece can be cleaned, the situation that dust or scrap iron residues exist on the surface of the workpiece due to the fact that an existing screening machine is not provided with an additional cleaning mechanism is avoided, and the screening machine has the advantage of being convenient to use.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of screening machine, concretely to a high-precision automatic production screw screening device. BACKGROUND

[0002] The screw screening machine is a mechanical equipment specially used for screening screws of different specifications and types, and its working principle is mainly that the screws are separated and conveyed to the screening net through the vibration of the vibration disc, and then are screened through the screen holes of the screening net, the screws meeting the requirements are dropped from the net holes, and the screws not meeting the requirements are slid from the edge of the screening net.

[0003] For example, Chinese patent application No. 200820122522.9 discloses a screw screening machine, which adds a length screening assembly and a whole column assembly and improves the sliding groove assembly on the basis of the prior art, can screen screws according to the size of the screw head and the length of the screw, and remove the products with unqualified head size and length, realizes accurate detection, and has low cost. The screw screening machine can also be applied to the screening of rivets, shafts and other similar parts or standard parts. However, the utility model does not have an additional cleaning mechanism, so that dust or iron filings and other impurities are left on the surface of the workpiece during the screening process, which reduces the screening quality of the workpiece.

[0004] Generally, the existing screw screening machine does not have an additional cleaning mechanism during the use of the high-precision automatic production screw screening machine, so that dust or iron filings and other impurities are left on the surface of the workpiece during the screening process, which reduces the screening quality of the workpiece.

[0005] Therefore, it is necessary to design and reform the high-precision automatic production screw screening device to effectively prevent the dirty phenomenon on the surface of the workpiece. UTILITY MODEL CONTENTS

[0006] To solve the problems in the background art, the utility model aims to provide a high-precision automatic production screw screening device, which has the advantage of being convenient to use and solves the problem of dirty surface of the workpiece.

[0007] To achieve the above object, the utility model provides the following technical scheme: A high -precision automatic production screw screening device, including screening machine, cleaning mechanism, cleaning mechanism sets up at the top of screening machine, the cleaning mechanism includes support frame, the inner wall fixed connection of support frame is in the surface of screening machine, the top fixed connection of support frame has cleaning box, the left side and the right side of cleaning box bottom all are fixedly connected with semicircle board, the semicircle board has four and evenly distributes at the bottom of cleaning box, the inner wall swing joint of semicircle board has the rotating rod, the inner side fixed connection of rotating rod has transmission wheel no.

[0008] As the utility model is preferred, still include dust extraction mechanism, dust extraction mechanism includes dust storage box, the dust storage box has two and is fixedly connected respectively at the left side and the right side of cleaning box, the inner side fixed connection of dust storage box has dust fan, the inner wall fixed connection of dust storage box has filter plate, and the top of dust storage box is provided with drive mechanism, and drive mechanism can continuously provide rotary kinetic energy for cleaning mechanism.

[0009] As the utility model is preferred, still include drive mechanism, and drive mechanism includes double shaft motor, and the both sides output of double shaft motor all are fixedly connected with long pole, and the outer side of long pole and the surface of rotating rod all are fixedly connected with transmission wheel no.

[0010] As the utility model is preferred, the top of double shaft motor is provided with protection plate, and the bottom of protection plate is fixedly connected at the top of cleaning box.

[0011] As the utility model is preferred, the surface swing joint of long pole has limit stop, and the bottom of limit stop is fixedly connected at the top of cleaning box.

[0012] As the utility model is preferred, the inner wall fixed connection of cleaning box has guide plate, and the guide plate has three and evenly distributes in the inner wall of cleaning box.

[0013] Compared with the prior art, the utility model has the advantages as follows:

[0014] 1. The utility model discloses a cleaning mechanism and dust collection mechanism's action can carry out the cleaning to workpiece surface under use, avoided the existing screening machine without additional cleaning mechanism to cause workpiece surface to have dust or iron filings residue, made it have the advantage that is convenient to use.

[0015] 2. The utility model discloses a dust collection mechanism is set up, can suck the dirt on workpiece surface, prevent its influence workpiece's screening quality. DRAWINGS

[0016] Figure 1 It is the structure schematic view of the utility model;

[0017] Figure 2 It is the structure rear view of the utility model;

[0018] Figure 3 It is the local structure side view of the utility model;

[0019] Figure 4 It is the cleaning mechanism split drawing of the utility model;

[0020] Figure 5 It is the drive mechanism schematic view of the utility model.

[0021] In the drawing: 1, screening machine;2, support frame;3, cleaning box;4, semicircle board;5, rotating rod;6, transmission wheel one;7, transmission belt one;8, support block;9, connecting rod;10, cleaning brush;11, dust storage box;12, dust collection fan;13, filter plate;14, double-shaft motor;15, long rod;16, transmission wheel two;17, transmission belt two;18, bevel gear one;19, bevel gear two;20, round rod;21, support plate;22, transmission wheel three;23, transmission belt three;24, guard plate;25, limit block;26, guide plate. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, obviously, the described embodiments only are a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making the creative labor belong to the range of protection of the utility model.

[0023] For example, Figures 1 to 5The utility model provides a high -precision automatic production screw screening device, including screening machine 1, cleaning mechanism, cleaning mechanism sets up at the top of screening machine 1, and cleaning mechanism includes support frame 2, and the inner wall fixed connection of support frame 2 is at the surface of screening machine 1, and the top fixed connection of support frame 2 has cleaning box 3, and the left side and the right side of cleaning box 3 bottom are all fixedly connected with semicircular plate 4, and semicircular plate 4 has four and evenly distributes at the bottom of cleaning box 3, and the inner wall swing joint of semicircular plate 4 has rotary bar 5, and the inner side fixed connection of rotary bar 5 has transmission wheel no. 1 6, and the surface swing joint of transmission wheel no. 1 6 has transmission belt no. 1 7, and the left side and the right side of cleaning box 3 inner wall are all fixedly connected with support block 8, and the inner wall swing joint of support block 8 has connecting rod 9, and the surface fixed connection of connecting rod 9 has cleaning brush 10, and the outside of cleaning box 3 is provided with dust extraction mechanism, and dust extraction mechanism can suck dust and impurity.

[0024] Reference Figure 3 Further including dust extraction mechanism, dust extraction mechanism includes dust storage box 11, and dust storage box 11 has two and is fixedly connected at the left side and the right side of cleaning box 3 respectively, and the inner side fixed connection of dust storage box 11 has dust fan 12, and the inner wall fixed connection of dust storage box 11 has filter plate 13, and the top of dust storage box 11 is provided with driving mechanism, and driving mechanism can continuously provide rotary kinetic energy for cleaning mechanism.

[0025] As a kind of technical optimization scheme of the utility model, by setting dust extraction mechanism, dirt on the surface of workpiece can be sucked, to prevent its influence workpiece screening quality.

[0026] Reference Figure 5 Further including driving mechanism, driving mechanism includes double-shaft motor 14, and the both sides output of double-shaft motor 14 are all fixedly connected with long rod 15, and the outside of long rod 15 and the surface of rotary bar 5 are all fixedly connected with transmission wheel no. 2 16, and the surface swing joint of transmission wheel no. 2 16 has transmission belt no. 2 17, and the surface fixed connection of long rod 15 has bevel gear no. 1 18, and the front surface engagement of bevel gear no. 1 18 has bevel gear no. 2 19, and the front surface fixed connection of bevel gear no. 2 19 has round bar 20, and the surface of round bar 20 is swing joint with support plate 21 through bearing, and the bottom of support plate 21 is fixedly connected at the top of cleaning box 3, and the surface of round bar 20 and the surface of connecting rod 9 are all fixedly connected with transmission wheel no. 3 22, and the surface swing joint of transmission wheel no. 3 22 has transmission belt no. 3 23.

[0027] As a kind of technical optimization scheme of the utility model, by setting driving mechanism, cleaning mechanism can be driven, to make it can clean synchronously in the process of moving workpiece.

[0028] Reference Figure 1 And the top of double-shaft motor 14 is provided with protection plate 24, and the bottom of protection plate 24 is fixedly connected at the top of cleaning box 3.

[0029] As a technical optimization scheme of the utility model, the driving mechanism can be protected from collision with other objects by the protective plate 24, preventing damage to the mechanism.

[0030] Reference Figure 3 The surface of the long rod 15 is movably connected with a limiting block 25, and the bottom of the limiting block 25 is fixedly connected to the top of the cleaning box 3.

[0031] As a technical optimization scheme of the utility model, the long rod 15 can be supported by the limiting block 25, preventing excessive stress and deformation.

[0032] Reference Figure 2 The inner wall of the cleaning box 3 is fixedly connected with a guide plate 26, and the guide plate 26 is evenly distributed on the inner wall of the cleaning box 3.

[0033] As a technical optimization scheme of the utility model, the guide plate 26 can guide the workpiece into a predetermined position inside the cleaning box 3.

[0034] The working principle and use process of the utility model are as follows: when in use, the double-shaft motor 14 is started to rotate, and its two output ends drive the transmission wheel two 16 and the bevel gear one 18 to rotate (the transmission belt two 17 is connected to and drives the transmission wheel two 16), wherein the transmission wheel two 16 drives the transmission wheel one 6 to rotate through the rotating rod 5 (the semicircular plate 4 supports the rotating rod 5), and the transmission wheel one 6 drives the transmission belt one 7 to rotate and move, thereby driving the workpiece to move. At the same time, the bevel gear one 18 drives the round rod 20 to rotate through the bevel gear two 19 (the support plate 21 supports the round rod 20), and the round rod 20 drives the connecting rod 9 to move in the inner wall of the support block 8 through the transmission wheel three 22 and the transmission belt three 23, thereby driving the cleaning brush 10 to brush the workpiece, so as to remove and lift the dust and iron filings on the surface of the workpiece. When the workpiece continuously moves to the downwardly inclined position on the front side of the cleaning box 3, the dust fan 12 removes the dust or iron filings lifted from the surface of the workpiece, and stores them in the dust storage box 11. The filter plate 13 prevents the dust and iron filings from being scattered, avoiding the problem that the existing screening machine 1 does not have an additional cleaning mechanism, resulting in dust or iron filings remaining on the surface of the workpiece, and the utility model has the advantage of being convenient to use.

[0035] In summary: when in use, the workpiece surface can be cleaned under the action of the cleaning mechanism and the dust suction mechanism, avoiding the problem that the existing screening machine 1 does not have an additional cleaning mechanism, resulting in dust or iron filings remaining on the surface of the workpiece, and the utility model has the advantage of being convenient to use, solving the problem of dirty workpiece surface.

[0036] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0037] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A high-precision automatic production screw screening device, comprising a screening machine (1), characterized in that: a cleaning mechanism is arranged on the top of the screening machine (1), the cleaning mechanism comprises a support frame (2), the inner wall of the support frame (2) is fixedly connected to the surface of the screening machine (1), the top of the support frame (2) is fixedly connected with a cleaning box (3), the left and right sides of the bottom of the cleaning box (3) are fixedly connected with semicircular plates (4), there are four semicircular plates (4) and they are evenly distributed on the bottom of the cleaning box (3), the inner wall of the semicircular plate (4) is movably connected with a rotating rod (5), the inner side of the rotating rod (5) is fixedly connected with a transmission wheel one (6), the surface of the transmission wheel one (6) is movably connected with a transmission belt one (7), the left and right sides of the inner wall of the cleaning box (3) are fixedly connected with support blocks (8), the inner wall of the support block (8) is movably connected with a connecting rod (9), the surface of the connecting rod (9) is fixedly connected with a cleaning brush (10), the outer side of the cleaning box (3) is provided with a dust suction mechanism, and the dust suction mechanism can suck and remove dust and impurities.

2. The high-precision automatic screw screening device according to claim 1, characterized in that: It also includes a dust suction mechanism, the dust suction mechanism includes a dust storage box (11), the dust storage box (11) has two and is fixedly connected to the left and right sides of the cleaning box (3), the inner side of the dust storage box (11) is fixedly connected with a dust suction fan (12), the inner wall of the dust storage box (11) is fixedly connected with a filter plate (13), the top of the dust storage box (11) is provided with a driving mechanism, and the driving mechanism can continuously provide rotating kinetic energy for the cleaning mechanism.

3. The high-precision automatic screw screening device according to claim 2, characterized in that: It also includes a driving mechanism, the driving mechanism includes a double-shaft motor (14), the two output ends of the double-shaft motor (14) are fixedly connected with long rods (15), the outer side of the long rod (15) and the surface of the rotating rod (5) are fixedly connected with transmission wheels two (16), the surface of the transmission wheel two (16) is movably connected with a transmission belt two (17), the surface of the long rod (15) is fixedly connected with a bevel gear one (18), the front surface of the bevel gear one (18) is engaged with a bevel gear two (19), the front surface of the bevel gear two (19) is fixedly connected with a round rod (20), the surface of the round rod (20) is movably connected with a support plate (21) through a bearing, the bottom of the support plate (21) is fixedly connected to the top of the cleaning box (3), the surface of the round rod (20) and the surface of the connecting rod (9) are fixedly connected with transmission wheels three (22), and the surface of the transmission wheel three (22) is movably connected with a transmission belt three (23).

4. The high-precision automatic screw screening device according to claim 3, characterized in that: The top of the double-shaft motor (14) is provided with a protective plate (24), and the bottom of the protective plate (24) is fixedly connected to the top of the cleaning box (3).

5. The high-precision automatic screw screening device according to claim 3, characterized in that: The surface of the long rod (15) is movably connected with a limiting block (25), and the bottom of the limiting block (25) is fixedly connected to the top of the cleaning box (3).

6. The high-precision automatic screw screening device according to claim 1, characterized in that: The inner wall of the cleaning box (3) is fixedly connected with a guide plate (26), and the guide plate (26) has three and is evenly distributed on the inner wall of the cleaning box (3).

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