CN217603138U

CN217603138U - Die assembly bolt

Info

Publication number: CN217603138U
Application number: CN202221787082.5U
Authority: CN
Inventors: 姚瑜
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-07-12
Filing date: 2022-07-12
Publication date: 2022-10-18
Anticipated expiration: 2032-07-12

Abstract

The utility model discloses a compound die bolt relates to the machine-building technology field, the utility model discloses an upper locking structure and lower locking structure, upper locking structure hugs closely the setting with lower locking structure in opposite directions, upper locking structure surface slip cartridge has the screw rod structure, screw rod structure surface cover is equipped with the plain washer, screw rod structure surface cover is equipped with the spring, spring slidable mounting is in upper locking structure surface, and the spring locates the plain washer below, lower locking structure surface is equipped with the nut, the utility model discloses a cooperation of the plain washer of sleeve is radial spacing to the spring, makes the spring can't be along radial removal to alleviate the friction degree between the plain washer of spring, reduced the use cost of enterprise, through setting the sleeve at the last tongue-and-groove board top surface of steel mould, screw rod structure and nut cooperation realize the compound die, structure and principle are simple, have alleviateed the weight of compound die bolt, make this compound die bolt's dismantlement installation lighter.

Description

Die assembly bolt

Technical Field

The utility model relates to a machine-building technical field, concretely relates to compound die bolt.

Background

The sleeve type spring die-closing bolt is widely applied to the production of cement products such as tubular piles, telegraph poles and the like, in the production process of the existing concrete precast pile, the spring die-closing bolt needs to be connected with a nut through the spring die-closing bolt in a die-closing process, when the concrete precast pile is installed, the spring die-closing bolt penetrates through bolt holes of upper and lower tongue-and-groove plates to be connected with the nut, and then the bolt is screwed by tools such as a pneumatic hammer trigger and the like.

The existing sleeve type die closing bolt has the defects that the whole weight of the die closing bolt is large due to the large size of a sleeve, the difficulty and the workload of disassembling and assembling the die closing bolt are increased, and meanwhile, because the spring is not tightly matched with a flat gasket, the spring is not radially limited, the spring is easily radially displaced in the die closing and die separating process, so that the spring and the flat gasket are frequently rubbed on the surface, the loss of the spring and the flat gasket is large, and the use cost of an enterprise is increased.

A clamping bolt is proposed for this purpose.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the sleeve size for solving current telescopic compound die bolt is big, the dismantlement installation is inconvenient, and the problem of wearing and tearing takes place for the spring easily with the plain washer, the utility model provides a compound die bolt.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides a compound die bolt, includes and locks the structure down, lock the structure and lock the structure down and hug closely the setting in opposite directions, it has the screw rod structure to lock the structure surface slip cartridge, screw rod structure surface cover is equipped with the plain washer, screw rod structure surface cover is equipped with the spring, spring slidable mounting is in locking the structure surface on, and the spring locates the plain washer below, lock the structure surface down and be equipped with the nut.

Furthermore, the upper locking structure comprises a sleeve, a first U-shaped bolt is inserted into the lower portion of the side face of the sleeve in a sliding mode, a circular through hole is formed in the bottom face of the inner wall of the sleeve, and the specification of the circular through hole is matched with that of the screw structure.

Furthermore, the lower locking structure comprises a nut fixing seat, a second U-shaped bolt is inserted into the lower portion of the side face of the nut fixing seat in a sliding mode, a regular hexagon through hole is formed in the surface of the nut fixing seat, and the specification of the regular hexagon through hole is matched with that of the nut.

Furthermore, the screw structure includes the nut, the nut bottom surface fixedly connected with spacing collar, spacing collar bottom surface fixedly connected with add thick polished rod, on add thick polished rod bottom surface fixedly connected with draw bar polished rod, draw bar polished rod side is equipped with down and adds thick polished rod, draw bar polished rod side lower part is equipped with the screw thread, and the screw thread locates under and adds thick polished rod below.

Furthermore, a first mounting hole is formed in the top surface of the flat washer, a second mounting hole is formed in the bottom surface of the flat washer, the diameter of the first mounting hole is smaller than that of the second mounting hole, the diameter of the first mounting hole is matched with the specification of the upper thickening polish rod, and the specification of the second mounting hole is matched with that of the spring.

Furthermore, the distance between two parallel rods of the first U-shaped bolt is smaller than the diameter of the lower thickened polished rod, and the distance between two parallel rods of the second U-shaped bolt is smaller than the distance between two parallel side surfaces of the nut.

The utility model has the advantages as follows:

the utility model discloses a cooperation of the flat packing ring of sleeve is radial spacing to the spring, make the spring can't be along radial removal, thereby alleviate the friction degree between the flat packing ring of spring, avoid frequently changing flat packing ring and spring, the use cost of enterprise has been reduced, through welding the sleeve at last tongue-and-groove board top surface, and realize the compound die through screw rod structure and nut cooperation, structure and principle are all very simple, and telescopic small, the weight of compound die bolt has been alleviateed by a wide margin, make the dismantlement and the installation of compound die bolt light swift more.

Drawings

Fig. 1 is a front view of the three-dimensional structure of the present invention;

FIG. 2 is a front sectional view of the three-dimensional structure of the present invention;

FIG. 3 is a front view of the screw structure of the present invention;

reference numerals: 1. an upper locking structure; 101. a sleeve; 102. a first U-shaped bolt; 2. a lower locking structure; 201. a nut fixing seat; 202. a second U-shaped bolt; 3. a screw structure; 301. a nut; 302. a limiting ring; 303. adding a thick polish rod; 304. a rod-contracting polished rod; 305. adding a thick polished rod; 306. a thread; 4. a flat washer; 5. a spring; 6. and a nut.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the directions or positional relationships indicated by the terms "inside", "outside", "upper", and the like are based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the utility model is conventionally placed when in use, and are only for convenience of describing the utility model and simplifying the description, but not for indicating or implying that the device or element indicated must have a specific direction, be constructed and operated in a specific direction, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1 to 3, a mold closing bolt comprises an upper locking structure 1 and a lower locking structure 2, wherein the upper locking structure 1 and the lower locking structure 2 are oppositely arranged in a close contact manner, a screw rod structure 3 is slidably inserted into the surface of the upper locking structure 1, a flat gasket 4 is sleeved on the surface of the screw rod structure 3, a spring 5 is sleeved on the surface of the screw rod structure 3, the spring 5 is slidably mounted on the surface of the upper locking structure 1, the spring 5 is arranged below the flat gasket 4, and a nut 6 is arranged on the surface of the lower locking structure 2.

Specifically, an upper locking structure 1 is welded on the top surface of an upper tongue-and-groove plate of a steel die, a spring 5 is placed in the upper locking structure 1, a flat gasket 4 is placed on the top surface of the spring 5, a screw structure 3 sequentially passes through the surface of the flat gasket 4 and the inner ring of the spring 5 and is finally inserted into the upper locking structure 1 in a sliding manner, then the screw structure 3 is further limited by the upper locking structure 1, so that the screw structure 3 cannot completely slide out of the upper locking structure 1, a lower locking structure 2 is welded on the bottom surface of a lower tongue-and-groove plate of the steel die, a nut 6 is put in from the bottom surface of the lower locking structure 2 and is fixed in the lower locking structure 2, so that the nut 6 cannot slide out of the lower locking structure 2, the screw structure 3 is connected with the nut 6 in a threaded manner by pressing downwards and simultaneously rotating the screw structure 3, and the nut 6 is fixed in the lower locking structure 2, and the screw structure 3 is inserted on the surface of the upper locking structure 1, therefore, the upper locking structure 1 and the lower locking structure 2 are pushed to move oppositely in the process of connecting the screw structure 3 and the nut 6, so that the upper tongue-and-groove plate and the lower tongue-and-groove plate move oppositely to realize die assembly, the flat gasket 4 is driven to move downwards in the process of pressing and rotating the screw structure 3 downwards, the spring 5 positioned on the bottom surface of the flat gasket 4 is extruded, the spring 5 is compressed, because the spring 5 is placed in the upper locking structure 1 and the flat gasket 4 is arranged on the top surface, the spring 5 cannot move in the radial direction, so that the friction between the spring 5 and the flat gasket 4 is reduced, the abrasion of the spring 5 and the flat gasket 4 is reduced, the use cost of an enterprise is reduced, when the upper tongue-and-groove plate are required to be separated, the screw structure 3 is rotated reversely, under the action of the spring 5 which is compressed before, the flat gasket 4 is enabled to move upwards, the screw structure 3 is further pushed to move upwards, the screw structure 3 is enabled to be not connected with the nut 6 any more, the lower locking structure 2 and the upper locking structure 1 can be separated, the upper rabbet plate and the lower rabbet plate are further separated, the screw structure 3 can slide up and down on the surface of the upper locking structure 1 within a limited range at the moment, the screw structure 3 and the flat gasket 4 are installed and protected through the cooperation of the upper locking structure 1 and the lower locking structure 2, the structure is simplified, the weight of the die assembling bolt is greatly reduced, and the die assembling bolt is enabled to be more convenient to disassemble and install.

As shown in fig. 1 and 2, the upper locking structure 1 includes a sleeve 101, a first U-shaped bolt 102 is slidably inserted into a lower portion of a side surface of the sleeve 101, a circular through hole is formed in a bottom surface of an inner wall of the sleeve 101, and a specification of the circular through hole is matched with a specification of the screw structure 3.

Specifically, the upper locking structure 1 is welded on the top surface of an upper tongue-and-groove plate of the steel die, the spring 5 is vertically placed in the sleeve 101 to protect the spring 5, radial movement of the spring 5 is effectively avoided, the flat washer 4 is placed on the top surface of the spring 5, the screw structure 3 is inserted into the sleeve 101 in a sliding mode through the surface of the flat washer 4 and the inner ring of the spring 5, and finally the screw structure 3 penetrates through the upper tongue-and-groove plate to enable the screw structure 3 to slide up and down along the axial direction of the sleeve 101.

As shown in fig. 1 and 2, the lower locking structure 2 includes a nut fixing seat 201, a second U-shaped bolt 202 is inserted into the lower portion of the side surface of the nut fixing seat 201 in a sliding manner, a regular hexagonal through hole is formed in the surface of the nut fixing seat 201, and the specification of the regular hexagonal through hole is matched with the nut 6.

Specifically, the lower locking structure 2 is welded on the bottom surface of the lower tongue-and-groove plate of the steel mold, the nut 6 is inserted in a sliding manner from the bottom surface of the nut fixing seat 201, the nut 6 is clamped on the inner side surface of the nut fixing seat 201 and contacts with the bottom surface of the lower tongue-and-groove plate, the second U-shaped bolt 202 is inserted in the nut fixing seat 201 in a sliding manner from the side surface of the nut fixing seat 201, and the nut 6 cannot slide out from the lower side of the nut fixing seat 201.

As shown in fig. 1 to 3, the screw structure 3 includes a nut 301, a limiting ring 302 is fixedly connected to a bottom surface of the nut 301, an upper thickened polish rod 303 is fixedly connected to a bottom surface of the limiting ring 302, a contracting rod polish rod 304 is fixedly connected to a bottom surface of the upper thickened polish rod 303, a lower thickened polish rod 305 is arranged on a side surface of the contracting rod polish rod 304, a thread 306 is arranged on a lower portion of a side surface of the contracting rod polish rod 304, and the thread 306 is arranged below the lower thickened polish rod 305.

Specifically, the nut 301 is of a hexagonal structure, which is convenient for an operator to clamp the screw structure by using tools such as a pneumatic hammer mixer, and the like, so that the screw structure 3 integrally rotates by rotating the nut 301, the limiting ring 302 is attached to the top surface of the flat gasket 4, and therefore the flat gasket 4 pushes the limiting ring 302 to move upwards when moving upwards, so that the screw structure 3 integrally moves upwards, the flat gasket 4 is pushed to move downwards by the limiting ring 302 when moving downwards by the screw structure 3, and then the spring 5 arranged on the bottom surface of the flat gasket 4 is compressed, and is in threaded connection with the nut 6 by the thread 306, and in the process of threaded connection between the thread 306 and the nut 6, the flat gasket 4 and the spring 5 are extruded by the limiting ring 302, so that the upper locking structure 1 is subjected to a downward acting force, and the lower locking structure 2 is subjected to an upward acting force by the nut 6, so that the upper locking structure 1 and the lower locking structure 2 move towards each other, and the upper bezel and the lower bezel are driven to move towards each other and are finally attached tightly, thereby completing the work.

As shown in fig. 1 and 2, a first mounting hole is formed in the top surface of the flat washer 4, a second mounting hole is formed in the bottom surface of the flat washer 4, the diameter of the first mounting hole is smaller than that of the second mounting hole, the diameter of the first mounting hole is matched with the specification of the upper thickened polish rod 303, and the specification of the second mounting hole is matched with the specification of the spring 5.

Specifically, make outside impurity can not get into inside this compound die bolt through first mounting hole, thereby avoid the inner structure of this compound die bolt to be worn and torn by impurity in the use, ensure the inseparable degree of compound die, the second mounting hole is spacing to spring 5, make spring 5 can't take place radial movement, thereby reduced the friction between spring 5 and plain washer 4, alleviateed the degree of wear between the structure, thereby practiced thrift the purchase cost of enterprise.

As shown in fig. 1, 2 and 3, the distance between the two parallel rods of the first U-shaped bolt 102 is smaller than the diameter of the lower thickened polished rod 305, and the distance between the two parallel rods of the second U-shaped bolt 202 is smaller than the distance between the two parallel sides of the nut 6.

Specifically, after the screw structure 3 is slidably inserted into the surface of the upper locking structure 1, the lower thickened polished rod 305 is located below the sleeve 101, the first U-shaped bolt 102 is slidably inserted into the surface of the sleeve 101, because the diameter of the lower thickened polished rod 305 is greater than the distance between two parallel rods of the first U-shaped bolt 102, the lower thickened polished rod 305 cannot penetrate through the first U-shaped bolt 102 and continues to move upward under the restriction of the first U-shaped bolt 102, the lower thickened polished rod 305 can only move up and down along the inner side surface of the sleeve 101 within a limited range, the nut 6 is placed in the nut fixing seat 201 and attached to the bottom surface of the lower rabbet plate, at this time, the second U-shaped bolt 202 is slidably inserted into the surface of the nut fixing seat 201, and because the distance between two parallel round rods of the second U-shaped bolt 202 is less than the distance between two parallel side surfaces of the nut 6, the nut 6 cannot penetrate through the second U-shaped bolt 202 and slide out of the nut fixing seat 201 under the action of gravity, and the nut 6 is fixed.

Claims

1. The utility model provides a compound die bolt, its characterized in that, is including last locking structure (1) and lower locking structure (2), go up locking structure (1) and lock structure (2) down and hug closely the setting in opposite directions, it has screw rod structure (3) to go up the surperficial slip cartridge of locking structure (1), screw rod structure (3) surface cover is equipped with plain washer (4), screw rod structure (3) surface cover is equipped with spring (5), spring (5) slidable mounting is in last locking structure (1) surface, and spring (5) locate plain washer (4) below, down locking structure (2) surface is equipped with nut (6).

2. A matched die bolt according to claim 1, characterized in that, the upper locking structure (1) comprises a sleeve (101), a first U-shaped bolt (102) is inserted in the lower part of the side surface of the sleeve (101) in a sliding manner, a circular through hole is arranged on the bottom surface of the inner wall of the sleeve (101), and the specification of the circular through hole is matched with that of the screw structure (3).

3. A matched die bolt according to claim 2, characterized in that, the lower locking structure (2) includes a nut fixing seat (201), a second U-shaped bolt (202) is inserted in the lower part of the side surface of the nut fixing seat (201) in a sliding manner, a regular hexagon through hole is opened on the surface of the nut fixing seat (201), and the specification of the regular hexagon through hole is matched with that of the nut (6).

4. A matched die bolt according to claim 1, characterized in that the screw structure (3) comprises a nut (301), a limit ring (302) is fixedly connected to the bottom surface of the nut (301), an upper thickened polished rod (303) is fixedly connected to the bottom surface of the limit ring (302), a reduced rod polished rod (304) is fixedly connected to the bottom surface of the upper thickened polished rod (303), a lower thickened polished rod (305) is arranged on the side surface of the reduced rod polished rod (304), a thread (306) is arranged on the lower portion of the side surface of the reduced rod polished rod (304), and the thread (306) is arranged below the lower thickened polished rod (305).

5. A matched die bolt according to claim 4, characterized in that, the top surface of the flat washer (4) is provided with a first mounting hole, the bottom surface of the flat washer (4) is provided with a second mounting hole, the diameter of the first mounting hole is smaller than that of the second mounting hole, the diameter of the first mounting hole is matched with the specification of the upper thickened polish rod (303), and the specification of the second mounting hole is matched with the specification of the spring (5).

6. A clamp bolt according to claim 3, characterised in that the distance between the parallel bars of the first U-shaped bolt (102) is less than the diameter of the down thickened polished rod (305) and the distance between the parallel bars of the second U-shaped bolt (202) is less than the distance between the parallel sides of the nut (6).