CN112935333B - A production and processing device for lightweight mesh hollow screws - Google Patents

Abstract

The invention discloses a lightweight reticulated hollow screw and a production and processing device thereof, belonging to the technical field of screws. The hollow screw comprises a screw rod, a nut fixed on one end of the screw rod, and a seal; A perforation, the perforation extends in the nut, the screw and the nut are made of carbon fiber mesh structure material; a seal is installed at the opening of the perforation and used to seal the perforation. The production and processing device includes a fixing device, a cylinder, a base, a plug and an electric drill; the fixing device includes a mounting column and a sealing cover. The mounting column is provided with a cavity, and the sealing cover is bolted to one end of the mounting column, so that the screw is limited in the air Inside the cavity; the side wall of the cavity is provided with a through hole and a discharge port, and the electric drill is used to drill the screw through the through hole to form a perforation on the screw; the cylinder is used to drive the installation column to incline downward along the direction of the through hole. The invention adopts the carbon fiber mesh structure material to make the screw, and the perforation is provided in the screw to realize the lightweight of the screw.

Description

A production and processing device for lightweight mesh hollow screws

technical field

The present invention relates to the technical field of screws, and more particularly, to a lightweight reticulated hollow screw and a production and processing device thereof.

Background technique

Screws are a common fastener widely used in machinery, electrical appliances and buildings. The general material is metal or plastic, it is cylindrical, and the grooves engraved on the surface are called threads.

Traditional fastening screws are mostly solid body structures and are widely used, but the solid body bolt structure is relatively heavy compared to the entire weight, and the larger weight will directly lead to an increase in cost, which is not conducive to resource saving; Large weight will also increase the weight of the object to be fitted; when the solid body structure is heat treated, the permeability of the axis is poor.

In view of this, the present invention provides a lightweight reticulated hollow screw and a production and processing device thereof.

SUMMARY OF THE INVENTION

In view of the deficiencies in the prior art, the purpose of the present invention is to provide a lightweight reticulated hollow screw and a production and processing device thereof.

For achieving the above object, the present invention provides the following technical solutions:

A lightweight reticulated hollow screw, comprising a screw rod, a nut fixed at one end of the screw rod, and a seal;

The screw rod is provided with a perforation at one end away from the nut, the perforation extends in the screw cap, and the screw rod and the screw cap are made of carbon fiber mesh structure material;

The seal is installed at the perforation opening and serves to seal the perforation.

It is further preferred that: the sealing member includes a sealing plate and a dovetail block fixed on the sealing plate, the sealing plate is circular, a plurality of the dovetail blocks are provided, and the plurality of the dovetail blocks are evenly distributed in all the places. around the sealing plate;

The screw rod is provided with a limit groove adapted to the sealing plate at one end away from the nut, and a dovetail block adapted to the dovetail block is provided around the limit groove. The dovetail blocks are all made of soft rubber.

A production and processing device for lightweight reticulated hollow screws, used for drilling the lightweight reticulated hollow screws to form perforations, including a fixing device, a cylinder, a base, a plug and an electric drill;

The fixing device includes a mounting post and a sealing cover, a cavity is provided in the mounting post, and one end of the cavity close to the sealing cover is an open end, and the sealing cover is bolted to one end of the mounting post, so that the the screw is limited in the cavity;

The side wall of the cavity is provided with a through hole and a discharge port, the through hole and the discharge port are both located at the end of the mounting post away from the sealing cover, and the electric drill is used to pass through the through hole to the discharge port. The screw is drilled to form a through hole in the screw, and the plug is used to plug in the through hole to close the cavity;

The base is located below the installation column, the cylinder is located between the base and the installation column, the cylinder is hinged with the installation column and the base respectively, a boss is fixed on the base, and the convex The platform is hinged with the mounting column, the boss and the cylinder are respectively close to both ends of the mounting column, and the cylinder is used to drive the mounting column to incline downward along the direction of the through hole.

Further preferably, the cavity includes a first cavity, a second cavity and a third cavity arranged in sequence, the first cavity is opened at the end of the mounting post away from the through hole, and the sealing cover A matching groove is opened on the side close to the mounting post, the matching groove and the first cavity are both used for accommodating the nut, and the screw rod passes through the second cavity and extends in the first cavity. In the three cavities, the radial direction of the third cavity gradually increases in the direction close to the through hole.

It is further preferred that a mounting block and a fixing block are fixed at the bottom of the mounting column, the mounting block is hinged with the boss, the cylinder includes a piston rod, the cylinder piston rod is hinged with the fixing block, and the base is hinged. A mounting seat is fixed thereon, and the cylinder is hinged on the mounting seat.

It is further preferred that: the plug is provided with a trachea joint, one end of the trachea joint is communicated with the third cavity, and the other end is used to connect with the external air supply pipe, so as to pass the external air supply pipe to the third cavity and the perforation. Blow inside.

Further preferably, it also includes an air outlet hose and a dust removal device, one end of the air outlet hose is connected to the discharge port, and the other end is connected to the dust removal device.

It is further preferred that: the dust removal device includes a dust removal box, and a first chamber, a second chamber and a third chamber are arranged in the dust removal box in sequence, and between the first chamber and the second chamber A filter screen is provided, a filter cloth is provided between the second chamber and the third chamber, the first chamber and the third cavity are communicated through the air outlet hose, and the third chamber is The chamber is provided with a clean gas outlet for gas discharge.

It is further preferred that a lower hopper is arranged at the bottom of the first chamber and the second chamber, and a slag discharge port is arranged in the center of the bottom of the lower hopper.

Further preferably, the inner diameter of the second cavity is the same as the diameter of the screw.

To sum up, the present invention has the following beneficial effects: the present invention adopts carbon fiber mesh structure material to make screws, and holes are formed in the screws, so that the weight of the screws can be greatly reduced, and the lightweight of the screws is realized. One end of the perforation is closed, and the other end is open, but a sealing plate is installed at the opening, so it is not easy for foreign oil, rain, dust and other impurities to enter the perforation, which can form better protection for the screw and prevent some corrosive substances from entering the perforation. , causing the screw to corrode. Since both the sealing plate and the dovetail block are made of soft rubber, the sealing plate and the dovetail block can be well embedded in the limit groove and the dovetail groove, which are not easy to fall off, and are also more convenient to disassemble.

The working process of the hollow screw production and processing device is as follows: when drilling, first open the sealing cover, and then insert the screw into the cavity, so that the screw extends through the first cavity and then extends in the second cavity, and then seals Cover the cover and lock it with bolts, at this time, the nut is limited in the matching groove and groove. After the screw is limited and fixed, the electric drill is then extended into the second cavity through the through hole, and at this time, the screw can be drilled to form a perforation. After the drilling is completed, clean the slag and debris. When cleaning the slag and debris, block the through hole with the plug and start the air cylinder, so that the mounting column drives the screw to incline downward along the direction of the through hole, and then passes through the trachea. The joint penetrates the air into the second cavity and the perforation. After passing through the air, the impurities in the second cavity and the perforation will enter the dust removal box with the wind, and the gas containing debris entering the dust removal box will pass through the first chamber, the second chamber and the third chamber in sequence, and pass through the filter screen and the filter. After the filter cloth filters out the solid impurities, the clean gas will be discharged through the clean gas outlet, and the debris will be discharged through the slag outlet. It is convenient to collect slag and debris generated by drilling in a centralized manner and improve the working environment.

Description of drawings

Fig. 1 is the structural schematic diagram of the embodiment, mainly used to embody the specific structure of the hollow screw;

2 is a schematic structural diagram of the embodiment, mainly used to reflect the structure of the hollow screw before the seal is installed;

3 is a schematic structural diagram of an embodiment, mainly used to embody the structure of the seal;

4 is a schematic structural diagram of an embodiment, mainly used to embody the specific structure of the hollow screw production and processing device;

FIG. 5 is a schematic structural diagram of the embodiment, which is mainly used to represent the matching structure between the mounting post and the sealing cover.

In the figure, 1, nut; 2, screw; 3, perforation; 4, seal; 41, sealing plate; 42, dovetail block; 5, limit groove; 6, dovetail groove; 711, mounting post; 712, seal Cover; 713, cavity; 7131, groove; 7132, first cavity; 7133, second cavity; 714, mounting block; 715, fixing block; 716, discharge port; 717, through hole; 718, matching groove ;719, mounting hole; 72, cylinder; 73, base; 74, boss; 75, mounting seat; 76, plug; 77, air pipe joint; 78, outlet hose; 791, dust box; 792, first chamber 793, the second chamber; 794, the third chamber; 795, the clean air outlet; 796, the filter screen; 797, the filter cloth; 798, the lower hopper; 799, the slag outlet.

Detailed ways

The present invention will be described in detail below with reference to the accompanying drawings and embodiments.

Example: a lightweight mesh hollow screw and its production and processing device, as shown in Figures 1-5, the hollow screw includes a screw 2, a nut 1 fixed on one end of the screw 2, and a seal 4 installed on the screw 2 . The screw 2 is provided with a through hole 3 at one end away from the nut 1, and the through hole 3 extends in the nut 1. In order to reduce the quality of the screw, preferably, the screw 2 and the nut 1 are made of carbon fiber mesh structure material. The axial direction of the perforation 3 is consistent with the axial direction of the screw 2 . The sealing member 4 is installed at the opening of the through hole 3 and used to seal the through hole 3 . Preferably, the sealing member 4 includes a sealing plate 41 and a dovetail block 42 fixed on the side edge of the sealing plate 41 . The sealing plate 41 is circular, a plurality of dovetail blocks 42 are provided, and the plurality of dovetail blocks 42 are evenly distributed around the sealing plate 41 . The screw 2 is provided with a limit groove 5 at one end away from the nut 1 that is adapted to the sealing plate 41. The limit groove 5 is circular and the center of the circle is located on the central axis of the through hole 3. The diameter of the limit groove 5 is larger than the diameter of the through hole 3. The limit groove 5 is provided with a dovetail block 42 that is adapted to the dovetail block 42 around the limit groove 5. The depth of the limit groove 5 and the dovetail groove 6 are respectively the same as the thickness of the sealing plate 41 and the dovetail block 42, so that the sealing plate 41 and the dovetail block 42 are embedded. After the limiting groove 5 and the dovetail groove 6 , the outer surfaces of the sealing plate 41 and the dovetail block 42 are flush with the end surface of the screw 2 . In order to facilitate the disassembly and assembly of the sealing plate 41 and the dovetail block 42, preferably, the sealing plate 41 and the dovetail block 42 are made of soft rubber.

In the above technical solution, the screw is made of carbon fiber mesh structure material, and the through hole 3 is opened in the screw, so that the weight of the screw can be greatly reduced, and the lightweight of the screw is realized. One end of the perforation 3 is closed, and the other end is open, but a sealing plate 41 is installed at the opening, so the external oil, rain, dust and other impurities are not easy to enter the perforation 3, which can form a better protection for the screw and prevent some corrosive. Substances entered the perforation 3, causing the screw to corrode. Since the sealing plate 41 and the dovetail block 42 are both made of soft rubber, the sealing plate 41 and the dovetail block 42 can be well embedded in the limiting groove 5 and the dovetail groove 6, and are not easy to fall off, and are more convenient to disassemble.

1-5, in the process of hollow screw processing, it is necessary to use special equipment to drill the lightweight mesh hollow screw to form the perforation 3. For this reason, the present invention also provides a lightweight mesh hollow screw production and processing The device can drill holes 3 on the screw and collect the debris generated during the drilling process, without manual cleaning of debris after drilling, reducing labor intensity and improving working environment.

1-5, preferably, the production and processing device for the lightweight reticulated hollow screw includes a fixing device, a cylinder 72, a base 73, a plug 76, an electric drill, an air outlet hose 78 and a dust removal device. The fixing device is used to limit and fix the screw, so that the screw can be drilled by an electric drill. The fixing device includes a mounting post 711 and a sealing cover 712. A cavity 713 is provided in the mounting post 711. One end of the cavity 713 close to the sealing cover 712 is an open end. The sealing cover 712 is bolted to one end of the mounting post 711 so that the cavity 713 is open. The ends are sealed, thereby retaining the screw within the cavity 713. Specifically, both the sealing cover 712 and the mounting post 711 are provided with mounting holes 719 for bolt installation, and the mounting blocks 714 on the sealing cover 712 correspond to the mounting blocks 714 on the mounting post 711, so that the sealing cover 712 can be locked by bolts Tighten it on the mounting post 711 , so as to limit and fix the screw in the cavity 713 .

1-5, the side wall of the cavity 713 is provided with a through hole 717 and a discharge port 716. The through hole 717 and the discharge port 716 are both located at the end of the mounting post 711 away from the sealing cover 712, and the discharge port 716 and the through hole 717 are both circular holes , the discharge port 716 is located below the through hole 717 . The electric drill is used to drill the screw 2 through the through hole 717 to form the through hole 3 on the screw, and the plug 76 is used to plug in the through hole 717 to close the cavity 713 when the slag is discharged. The cavity 713 includes a first cavity 7131 , a second cavity 7132 and a third cavity 7133 arranged in sequence. The first cavity 7131 is opened at the end of the mounting post 711 away from the through hole 717 . The sealing cover 712 is provided with a matching groove 718 on the side close to the mounting post 711. The matching groove 718 and the first cavity 7131 are both used for accommodating the nut 1. Specifically, the matching groove 718 and the first cavity 7131 are butted to form an The cap 1 is adapted to the cavity, so that the nut 1 is accommodated in the matching groove 718 and the first cavity 7131 , and the screw 2 is accommodated in the second cavity 7132 and the third cavity 7133 . The screw 2 passes through the second cavity 7132 and extends in the third cavity 7133 , and the inner diameter of the third cavity 7133 gradually increases toward the through hole 717 , so that the third cavity 7133 expands toward the through hole 717 . The inner diameter of the second cavity 7132 is the same as the diameter of the screw 2 .

In the above technical solution, when the screw is drilled, the sealing cover 712 is first opened, and then the screw is inserted into the cavity 713, so that the screw 2 passes through the second cavity 7132 and extends into the third cavity 7133, and then The sealing cover 712 is covered and locked by bolts. At this time, the nut 1 is limited in the matching groove 718 and the first cavity 7131 . After the screw is limited and fixed, the electric drill is inserted into the third cavity 7133 through the through hole 717 , and the screw can be drilled at this time, thereby forming the through hole 3 .

1-5 , the base 73 is located below the mounting post 711 , the cylinder 72 is located between the base 73 and the mounting post 711 , and the cylinder 72 is hinged to the mounting post 711 and the base 73 respectively. Preferably, a mounting block 714 and a fixing block 715 are fixed at the bottom of the mounting post 711, and the mounting block 714 and the fixing block 715 are respectively close to both ends of the bottom of the mounting post 711. The air cylinder 72 is used to drive the mounting column 711 to incline downwards in the direction of the through hole 717 , so that the screw is inclined so as to facilitate pouring out the debris in the through hole 3 . A boss 74 and a mounting seat 75 are fixed on the base 73 , and the boss 74 and the cylinder 72 are respectively close to both ends of the mounting post 711 . Specifically, the boss 74 is close to the end of the mounting post 711 away from the sealing cover 712 and is hinged with the mounting post 711 . The mounting block 714 is hinged with the boss 74 , the cylinder 72 includes a piston rod, and the piston rod of the cylinder 72 is hinged with the fixing block 715 .

In the above technical solution, after drilling, the debris formed by the drilling will accumulate in the third cavity 7133 and the perforation 3. In order to separate the third cavity 7133 and the perforation 3, the present invention adopts a pourable setting, and the drilling is completed. Then, the air cylinder 72 is activated, so that the mounting column 711 drives the screw to tilt downward along the direction of the through hole 717, so as to pour out the debris in the through hole 3, which is convenient for cleaning the debris and other solid impurities on the screw.

1-5, the plug 76 is provided with a trachea joint 77, one end of the trachea joint 77 is communicated with the third cavity 7133, and the other end is used to connect with the external air supply pipe, so as to blow air into the perforation 3 through the external air supply pipe, Thereby, the debris adhering to the third cavity 7133 and the through hole 3 is blown out. One end of the air outlet hose 78 is connected to the discharge port 716, and the other end is connected to the dust removal device. Preferably, the dust removal device includes a dust removal box 791, and a first chamber 792, a second chamber 793 and a third chamber 794 are arranged in the dust removal box 791 in sequence. A filter screen 796 is provided between the first chamber 792 and the second chamber 793 , and a filter cloth 797 is provided between the second chamber 793 and the third chamber 794 . The first chamber 792 and the third cavity 7133 are communicated through the air outlet hose 78, and the third chamber 794 is provided with a clean air outlet 795 for gas discharge. The bottoms of the first chamber 792 and the second chamber 793 are both provided with a lower hopper 798 , and a slag discharge port 799 for discharging slag is provided in the center of the bottom of the lower hopper 798 .

In the above technical solution, when the mounting post 711 drives the screw to incline downward in the direction of the through hole 717 , the wind passes through the third cavity 7133 and the through hole 3 through the tracheal joint 77 , and the third cavity 7133 and the through hole 3 are adhered to the air at this time. The debris on the inner wall of the perforation 3 will be separated from the third cavity 7133 and the inner wall of the perforation 3, which is convenient to effectively clean the solid impurities such as slag in the third cavity 7133 and the perforation 3, so as to carry out comprehensive cleaning, and has a good cleaning effect. Since the dust box 791 and the third cavity 7133 are connected through the air outlet hose 78, the air outlet hose 78 has good flexibility, so it will not affect the inclination of the installation column 711. The impurities will enter the dust removal box 791 with the wind, and the debris-containing gas entering the dust removal box 791 will pass through the first chamber 792, the second chamber 793 and the third chamber 794 in sequence, and be filtered out by the filter screen 796 and the filter cloth 797. After the solid impurities are removed, the clean gas will be discharged through the clean gas outlet 795 , and the debris will be discharged through the slag discharge port 799 . It is convenient to collect slag and debris generated by drilling in a centralized manner and improve the working environment.

The working process and principle of the hollow screw production and processing device: when drilling, first open the sealing cover 712, and then insert the screw into the cavity 713, so that the screw 2 passes through the second cavity 7132 and then extends in the third cavity 7133 Then, cover the sealing cover 712 and lock it with bolts. At this time, the nut 1 is limited in the matching groove 718 and the first cavity 7131 . After the screw is limited and fixed, the electric drill is inserted into the third cavity 7133 through the through hole 717 , and the screw can be drilled at this time, thereby forming the through hole 3 . After the drilling is completed, the slag and debris are cleaned again. When the slag and debris are cleaned, the plug 76 is blocked in the through hole 717, and the cylinder 72 is activated, so that the mounting post 711 drives the screw downward in the direction of the through hole 717. Tilt, and then pass through the air into the third cavity 7133 and the through hole 3 through the tracheal joint 77 . After passing through the wind, the impurities in the third cavity 7133 and the perforation 3 will enter the dust removal box 791 with the wind, and the gas containing debris entering the dust removal box 791 will pass through the first chamber 792, the second chamber 793 and the third chamber in sequence In the chamber 794, after the solid impurities are filtered out by the filter screen 796 and the filter cloth 797, the clean gas will be discharged through the clean gas outlet 795, and the debris will be discharged through the slag discharge port 799.

The above are only the preferred embodiments of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions under the idea of the present invention belong to the protection scope of the present invention. It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims (8)

1. The utility model provides a production processingequipment of netted hollow screw of lightweight for the netted hollow screw of lightweight drills, its characterized in that: comprises a fixing device, a cylinder (72), a base (73), a plug (76) and an electric drill;

the fixing device comprises a mounting column (711) and a sealing cover (712), a cavity (713) is arranged in the mounting column (711), one end, close to the sealing cover (712), of the cavity (713) is an open end, and the sealing cover (712) is connected to one end of the mounting column (711) through a bolt, so that the screw is limited in the cavity (713);

a through hole (717) and a discharge port (716) are formed in the side wall of the cavity (713), the through hole (717) and the discharge port (716) are both located at one end, away from the sealing cover (712), of the mounting column (711), the electric drill is used for drilling a screw rod (2) through the through hole (717) to form a through hole (3) in the screw rod, and the plug (76) is used for plugging in the through hole (717) to close the cavity (713);

the base (73) is positioned below the mounting column (711), the cylinder (72) is positioned between the base (73) and the mounting column (711), the cylinder (72) is hinged with the mounting column (711) and the base (73) respectively, a boss (74) is fixed on the base (73), the boss (74) is hinged with the mounting column (711), the boss (74) and the cylinder (72) are close to two ends of the mounting column (711) respectively, and the cylinder (72) is used for driving the mounting column (711) to incline downwards along the direction of the through hole (717);

the lightweight mesh hollow screw comprises a screw rod (2), a nut (1) and a sealing element (4), wherein the nut (1) is fixed at one end of the screw rod (2);

a through hole (3) is formed in one end, far away from the nut (1), of the screw rod (2), the through hole (3) extends into the nut (1), and the screw rod (2) and the nut (1) are made of carbon fiber mesh-structured materials;

the sealing element (4) is arranged at the opening of the perforation (3) and is used for sealing the perforation (3).

2. The production and processing device of the lightweight mesh-like hollow screw according to claim 1, characterized in that: the cavity (713) comprises a first cavity (7131), a second cavity (7132) and a third cavity (7133) which are sequentially arranged, the first cavity (7131) is arranged at one end of the mounting column (711) far away from the through hole (717), the sealing cover (712) is close to one side of the mounting column (711) and provided with a matching groove (718), the matching groove (718) and the first cavity (7131) are both used for accommodating the screw cap (1), the screw rod (2) penetrates through the second cavity (7132) and extends into the third cavity (7133), and the inner diameter of the third cavity (7133) is close to the direction of the through hole (717) and gradually increases.

3. The production and processing device of the lightweight mesh-like hollow screw according to claim 1, characterized in that: the mounting column (711) bottom is fixed with installation piece (714) and fixed block (715), installation piece (714) with boss (74) are articulated, cylinder (72) include the piston rod, cylinder (72) piston rod with fixed block (715) are articulated, be fixed with mount pad (75) on base (73), cylinder (72) articulate on mount pad (75).

4. The production and processing device of the lightweight mesh-like hollow screw according to claim 2, characterized in that: be provided with on end cap (76) trachea joint (77), trachea joint (77) one end with third cavity (7133) intercommunication, the other end is used for being connected with external air supply pipe to blow in third cavity (7133) and perforation (3) through external air supply pipe.

5. The production and processing device of the lightweight mesh-like cannulated screw of claim 4, wherein: the device also comprises an air outlet hose (78) and a dust removal device, wherein one end of the air outlet hose (78) is connected with the discharge port (716), and the other end of the air outlet hose is connected with the dust removal device.

6. The production and processing device of the lightweight mesh-like cannulated screw of claim 5, wherein: dust collector includes dust removal case (791), first cavity (792), second cavity (793) and third cavity (794) have set gradually in dust removal case (791), first cavity (792) with be provided with filter screen (796) between second cavity (793), second cavity (793) with be provided with filter cloth (797) between third cavity (794), first cavity (792) with third cavity (7133) passes through air outlet hose (78) intercommunication, third cavity (794) are last to be offered and are used for gaseous exhaust net gas outlet (795).

7. The production and processing device of the lightweight mesh-like cannulated screw of claim 6, wherein: first cavity (792) with second cavity (793) bottom all is provided with down hopper (798), hopper (798) bottom center is provided with row cinder notch (799) down.

8. The production and processing device of the lightweight mesh-like hollow screw according to claim 2, characterized in that: the inner diameter of the second cavity (7132) is the same as the diameter of the screw (2).

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