CN210523729U

CN210523729U - Locking runner stick nut that moves

Info

Publication number: CN210523729U
Application number: CN201921350214.6U
Authority: CN
Inventors: 付向华; 徐以军; 王顺; 房家乐
Original assignee: Linyi Hongsheng Casting Co Ltd
Current assignee: Linyi Hongsheng Casting Co Ltd
Priority date: 2019-08-13
Filing date: 2019-08-13
Publication date: 2020-05-15
Anticipated expiration: 2029-08-13

Abstract

The utility model discloses a locking runner bar nut that moves, including four corners umbrella-type base, four sides of four corners umbrella-type base are the plane, four corners umbrella-type base's top is connected with the cylinder, and long thread groove has been seted up on the cylindrical top, four corners umbrella-type base's top is equipped with the toper stack shell that the top set up for the opening, and the bottom of toper stack shell has seted up first circular recess, in cylindrical top extended to first circular recess, two second circular recesses have been seted up on the cylindrical top, and long thread groove is located between two second circular recesses, second circular recess internalization cover is equipped with inserts the axle, and the bottom of inserting the axle is established to the toper structure. The utility model relates to a rationally, convenient operation, the reinforcing of being convenient for reaches firm fixed cylinder to cylindrical fixed power, and the cylinder rotates the obscission when effectively preventing to hang system shell or cast wax, and can prevent that the wax material from getting into the long thread groove when casting and causing blocking phenomenon, satisfies the user demand.

Description

Locking runner stick nut that moves

Technical Field

The utility model relates to an investment casting wax matrix preparation appurtenance technical field especially relates to a locking runner stick nut that moves.

Background

In the investment casting production process, the wax spare of product need be in the same place with the runner stick bonding, the nut need be put into to the runner stick, in order to connect iron system couple the later stage of being convenient for hang the system shell production, originally runner stick nut is the dome type hexagon nut and welds into the straw hat shape for the gasket, it mainly has the system shell in-process nut to rotate easily and causes the phenomenon of unhook, it causes the mould shell to drop to damage and leads to the waste, can not satisfy the user demand, therefore we have proposed an anti-looseness runner stick nut and be used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a locking gate stick nut.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a looseness-preventing gate stick nut comprises a four-corner umbrella-shaped base, wherein four sides of the four-corner umbrella-shaped base are planes, a cylinder is connected to the top of the four-corner umbrella-shaped base, a long thread groove is formed in the top of the cylinder, a conical barrel seat with the top arranged as an opening is arranged above the four-corner umbrella-shaped base, a first circular groove is formed in the bottom of the conical barrel seat, the top end of the cylinder extends into the first circular groove, two second circular grooves are formed in the top end of the cylinder, the long thread groove is located between the two second circular grooves, an inserting shaft is movably sleeved in the second circular grooves, the bottom end of the inserting shaft is of a conical structure, a third circular groove is formed in the top end of the inserting shaft, a supporting column is slidably sleeved in the third circular groove, the top end of the supporting column extends above the cylinder and is welded with the inner wall of the top of the first circular groove, a plurality of compression springs are welded between the bottom end of, set up the round hole that is linked together with toper cylinder base is inside on the top inner wall of first circular slot, long thread groove female connection has the screw rod, and the top of screw rod runs through the round hole and extends to the top of toper cylinder base and welds and have the couple, and the thread bush is equipped with the support lid with toper cylinder base top swing contact on the screw rod.

Preferably, the sliding grooves are formed in one sides, away from each other, of the two supporting columns, the sliding blocks are welded on the inner wall, away from each other, of one side of the two third circular grooves, and the sliding blocks are connected with the corresponding sliding grooves in a sliding mode.

Preferably, the side wall of the round hole is not in contact with the outer side of the screw.

Preferably, the top of the supporting cover is provided with a threaded hole, and the threaded hole is in threaded connection with the screw.

Preferably, the outer side of the cylinder is in movable contact with the side wall of the first circular groove.

Preferably, the number of the compression springs in the same third circular groove is two to four, and the two to four compression springs in the same third circular groove are annularly arranged on the inner wall of the bottom of the third circular groove.

Compared with the prior art, the beneficial effects of the utility model are that:

the cylinder in movable contact with the side wall of the first circular groove can prevent wax materials from entering the long thread groove during casting through the matching of the long thread groove, the cylinder, the four-corner umbrella-shaped base, the conical cylinder base, the first circular groove, the circular hole, the screw rod, the supporting column, the compression spring and the sliding block, when the cylinder is separated, the screw rod is rotated in the forward direction and drives the supporting cover to rotate, when the screw rod rotates and moves upwards under the action of the long thread groove and is gradually separated from the long thread groove, the elastic force of the compression spring drives the corresponding insertion shaft to push the cylinder downwards, when wax casting or hanging shell making operation is carried out, the two second circular grooves are respectively inserted and sleeved on the corresponding insertion shaft and push the cylinder upwards, the cylinder drives the two insertion shafts to upwards compress the compression spring through the inner walls at the bottom of the two second circular grooves, the two insertion shafts are convenient for the cylinder to be easily inserted into the first circular groove, at the moment, the screw rod is rotated reversely to enable the screw rod to be screwed into the long thread groove, the supporting cover is rotated forwardly, under the action of the threaded hole, the supporting cover rotates on the screw rod to move up and down to reach the extension length of the adjusting screw rod, the side length of the part screwed into the long thread groove is increased, the supporting cover is rotated reversely to enable the supporting cover to move downwards to be tightly extruded at the top of the conical barrel seat, and at the moment, the supporting cover can enhance the fixing force by tightening the long thread groove through the screw rod to achieve a stable fixing cylinder.

The utility model relates to a rationally, convenient operation, the reinforcing of being convenient for reaches firm fixed cylinder to cylindrical fixed power, and the cylinder rotates the obscission when effectively preventing to hang system shell or cast wax, and can prevent that the wax material from getting into the long thread groove when casting and causing blocking phenomenon, satisfies the user demand.

Drawings

Fig. 1 is a schematic structural view of a locking gate rod nut provided by the present invention;

fig. 2 is a schematic structural view of a portion a of a locking gate rod nut provided by the present invention;

fig. 3 is a perspective view of the four-corner umbrella-shaped base and the cylindrical connecting piece of the anti-loosening gate rod nut provided by the utility model.

In the figure: the device comprises a long thread groove 1, a cylinder 2, an umbrella-shaped base with 3 four corners, a conical cylinder seat 4, a first circular groove 5, a circular hole 6, a screw rod 7, a supporting cover 8, a second circular groove 9, an inserting shaft 10, a third circular groove 11, a supporting column 12, a compression spring 13, a sliding groove 14 and a sliding block 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a locking gate stick nut comprises a four-corner umbrella-shaped base 3, wherein four sides of the four-corner umbrella-shaped base 3 are flat, a cylinder 2 is connected to the top of the four-corner umbrella-shaped base 3, a long thread groove 1 is formed in the top end of the cylinder 2, a tapered barrel seat 4 with an opening at the top is arranged above the four-corner umbrella-shaped base 3, a first circular groove 5 is formed in the bottom of the tapered barrel seat 4, the top end of the cylinder 2 extends into the first circular groove 5, two second circular grooves 9 are formed in the top end of the cylinder 2, the long thread groove 1 is located between the two second circular grooves 9, an insertion shaft 10 is movably sleeved in the second circular groove 9, the bottom end of the insertion shaft 10 is of a tapered structure, a third circular groove 11 is formed in the top end of the insertion shaft 10, a support column 12 is slidably sleeved in the third circular groove 11, the top end of the support column 12 extends to the top of the cylinder, the welding has a plurality of compression spring 13 between the bottom of support column 12 and the bottom inner wall of the third circular slot 11 that corresponds, set up the round hole 6 that is linked together with toper cylinder base 4 inside on the top inner wall of first

circular slot

5, 1 female connection in long thread groove has screw rod 7, and the top of screw rod 7 runs through round hole 6 and extends to the top of toper cylinder base 4 and the welding has the couple, and the thread bush is equipped with the support lid 8 with 4 top swing contact of toper cylinder base on the screw rod 7, the utility model relates to a rationally, convenient operation, the reinforcing reaches firm fixed cylinder 2 to cylinder 2's fixity of being convenient for, and cylinder 2 rotates the obscission when effectively preventing to hang system shell or cast wax, and can prevent to cause blocking phenomenon in the long thread groove 1 when casting wax material gets into, satisfies the user demand.

In the utility model, the sliding grooves 14 are arranged on the side where two supporting columns 12 are far away from each other, the sliding blocks 15 are welded on the inner wall of the side where two third circular grooves 11 are far away from each other, the sliding blocks 15 are connected with the corresponding sliding grooves 14 in a sliding way, the side wall of the circular hole 6 is not contacted with the outer side of the screw 7, the top of the supporting cover 8 is provided with a threaded hole which is in threaded connection with the screw 7, the outer side of the cylinder 2 is movably contacted with the side wall of the first circular groove 5, the number of the compression springs 13 in the same third circular groove 11 is two to four, and the two to four compression springs 13 in the same third circular groove 11 are annularly arranged on the inner wall at the bottom of the third circular groove 11, the utility model has reasonable design and convenient operation, is convenient for enhancing the fixing force of the cylinder 2 to reach the stable fixed cylinder 2, and effectively prevents the phenomenon that the cylinder 2 rotates and falls off when hanging and, and can prevent that the wax material from getting into long thread groove 1 and causing the jam phenomenon during the casting, satisfy the user demand.

The working principle is as follows: when the wax casting device is used, the planes on the four sides of the four-corner umbrella-shaped base 3 can be better combined with wax materials, the phenomenon of rotation in the cast wax materials can be effectively prevented, the cylinder 2, the outer side of which is in movable contact with the side wall of the first circular groove 5, can prevent the wax materials from entering the first circular groove 5 and the long thread groove 1 during casting, so that scrapping caused by the fact that the long thread groove 1 is blocked by the wax materials is avoided, when the cylinder 2 is separated, the screw 7 is rotated in the forward direction, the screw 7 drives the supporting cover 8 to rotate, under the action of the long thread groove 1, the screw 7 rotates and moves upwards, when the screw 7 rotates and is separated from the long thread groove 1, the elastic force of the compression spring 13 drives the corresponding inserting shaft 10 to move downwards, the inserting shaft 10 drives the cylinder 2 to move downwards by jacking the inner wall at the bottom of the corresponding second circular groove 9, so that the cylinder 2 is ejected out of the first circular groove 5, and, then two second circular grooves 9 are respectively inserted and sleeved on corresponding inserting shafts 10, then the four-corner umbrella-shaped base 3 is pushed upwards to drive the cylinder 2 to move upwards, the cylinder 2 drives the two second circular grooves 9 to move upwards, when the inner wall of the bottom of each second circular groove 9 is contacted with the bottom end of the corresponding inserting shaft 10, the cylinder 2 moves upwards and drives the two inserting shafts 9 to move upwards, the two inserting shafts 9 are arranged to facilitate the positioning of the cylinder 2, the cylinder 2 is conveniently and easily inserted into the first circular groove 5, when the inserting shafts 9 move upwards, the corresponding sliding blocks 15 are driven to slide in the sliding grooves 14, meanwhile, the inserting shafts 9 compress the compression springs 13, at the moment, the screw 7 is rotated reversely, the movement process is the same as that of the forward rotating screw 7, the screw 7 is screwed into the long thread groove 1 in the reverse rotation, at the moment, the supporting cover 8 can be rotated forwardly, under the action of a threaded hole arranged at the top of the supporting cover 8, support lid 8 and reach the side length that stretches out that screw rod 7 is located support lid 8 bottom along with rotation and upward movement, thereby reach the partial side length that can screw in long thread groove 1, the regulation stretches into suitable back reverse rotation and supports lid 8, support lid 8 downstream and with the top contact of toper cylinder base 4 and crowded tight, support lid 8 and the cooperation of toper cylinder base 4 this moment and appear one to the ascending power of tightening of screw rod 7, screw rod 7 is then tightening long thread groove 1 this moment, can stabilize fixed cylinder 2 under the tight complex effect of screw thread lock and support lid 8, reinforcing fixed power, cylinder 2 rotates the obscission when can effectively preventing to hang system shell or casting wax.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A looseness-prevention gate stick nut comprises a four-corner umbrella-shaped base (3), wherein four sides of the four-corner umbrella-shaped base (3) are planes, and the looseness-prevention gate stick nut is characterized in that the top of the four-corner umbrella-shaped base (3) is connected with a cylinder (2), a long thread groove (1) is formed in the top end of the cylinder (2), a conical cylinder base (4) with the top portion arranged as an opening is arranged above the four-corner umbrella-shaped base (3), a first circular groove (5) is formed in the bottom of the conical cylinder base (4), the top end of the cylinder (2) extends into the first circular groove (5), two second circular grooves (9) are formed in the top end of the cylinder (2), the long thread groove (1) is located between the two second circular grooves (9), an inserting shaft (10) is movably sleeved in the second circular groove (9), the bottom end of the inserting shaft (10) is of a conical structure, a third circular groove (11) is formed in the top, and sliding sleeve is equipped with support column (12) in third circular slot (11), the top of support column (12) extend to the top of cylinder (2) and with the top inner wall welding of first circular slot (5), the welding has a plurality of compression spring (13) between the bottom of support column (12) and the bottom inner wall of the third circular slot (11) that corresponds, set up round hole (6) that are linked together with toper cylinder base (4) inside on the top inner wall of first circular slot (5), thread groove (1) female connection has screw rod (7), and the top of screw rod (7) runs through round hole (6) and extends to the top and the welding of toper cylinder base (4) and have the couple, and the thread bush is equipped with support lid (8) with toper cylinder base (4) top movable contact on screw rod (7).

2. The anti-loosening gate rod nut as claimed in claim 1, wherein the two supporting columns (12) are provided with sliding grooves (14) on the sides away from each other, the third circular grooves (11) are welded with sliding blocks (15) on the inner walls of the sides away from each other, and the sliding blocks (15) are slidably connected with the corresponding sliding grooves (14).

3. A gate pin nut against loosening according to claim 1, characterized in that the side wall of the round hole (6) is not in contact with the outside of the screw (7).

4. The gate pin nut against loosening according to claim 1, characterized in that the top of the support cover (8) is provided with a threaded hole, and the threaded hole is in threaded connection with the screw (7).

5. A gate pin nut against loosening according to claim 1, characterized in that the outside of the cylinder (2) is in movable contact with the side wall of the first circular groove (5).

6. A gate pin nut against loosening according to claim 1, characterized in that the number of compression springs (13) located in the same third circular groove (11) is two to four, and two to four compression springs (13) located in the same third circular groove (11) are annularly arranged on the bottom inner wall of the third circular groove (11).