CN210788888U

CN210788888U - Sleeve connecting rod pressing steel ball die

Info

Publication number: CN210788888U
Application number: CN201921695696.9U
Authority: CN
Inventors: 毛忠夫
Original assignee: HANGZHOU JIATELI HARDWARE TOOLS CO Ltd
Current assignee: HANGZHOU JIATELI HARDWARE TOOLS CO Ltd
Priority date: 2019-10-11
Filing date: 2019-10-11
Publication date: 2020-06-19
Anticipated expiration: 2029-10-11

Abstract

The utility model discloses a sleeve extension rod steel bead pressing die, which comprises a top plate, a central rod and a support plate, wherein four corners of the lower surface of the top plate are all provided with screw rods, the outer side of the lower part of the screw rod is connected with a screw cap, a bottom plate is arranged below the screw cap, a connecting plate is arranged above the top plate, and the upper surface of the connecting plate is uniformly provided with connecting pieces, the central rod is arranged below the middle position of the top plate, the lower end of the central rod is connected with a pressing plate in a threaded manner, the carrier plate is connected below the pressing plate, a sliding rail is arranged in the middle of the inside of the top plate, the inner side of the slide rail is connected with a slide block, the lower surface of the press plate is provided with a first groove, the upper surface of the carrier plate is provided with a second groove, and the inner side of the second groove is provided with a supporting plate, the bottom of the supporting plate is provided with a movable rod, and the outer side of the middle position of the movable rod is sleeved with a return spring. The sleeve connecting rod steel ball pressing die can realize automatic discharging of steel balls, and is more convenient to use.

Description

Sleeve connecting rod pressing steel ball die

Technical Field

The utility model relates to a steel ball processing technology field specifically is a sleeve connects pole pressure steel ball mould.

Background

Steel balls are widely used in daily production and life, such as bearing balls; quenched steel balls as point contacts, and the like. In the current steel ball production, a steel bar is generally cut off and then is pressed and cast into a ball shape, so that the steel ball is formed, and a special steel ball mould is used in the pressing and casting process.

However, in the use of the steel ball mould in the current market, the positioning accuracy of the pressing plate and the support plate is poor, after long-term use, pressing deviation is easy to occur to cause unsmooth steel balls, the steel balls are inconvenient to discharge after being pressed, the existing mould is inconvenient to detach, and the problem of later maintenance is inconvenient, so that the sleeve connecting rod steel ball mould is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sleeve connects pole pressure steel ball mould to solve the steel ball mould on the existing market who proposes in the above-mentioned background art in the use, the clamp plate is relatively poor with the accurate nature in location of support plate, after using for a long time, appear easily the suppression deviation and lead to the steel ball not mellow and smooth, and the steel ball is not convenient for the ejection of compact after the suppression is accomplished, and current mould is not convenient for dismantle, has the inconvenient problem of later stage maintenance.

In order to achieve the above object, the utility model provides a following technical scheme: a sleeve extension rod steel ball die comprises a top plate, a central rod and a support plate, wherein four corners of the lower surface of the top plate are provided with screws, the outer side of the lower portion of each screw is connected with a nut, a bottom plate is arranged below the nut, a connecting plate is arranged above the top plate, connecting pieces are uniformly arranged on the upper surface of the connecting plate, the central rod is arranged below the middle position of the top plate, the lower end of the central rod is in threaded connection with a pressing plate, the support plate is connected below the pressing plate, a sliding rail is arranged at the middle position inside the top plate, the inner side of the sliding rail is connected with a sliding block, a first groove is formed in the lower surface of the pressing plate, a fixed rod is fixed at the middle position of the upper surface of the bottom plate, a second groove is formed in the upper surface of the support plate, a support plate is arranged inside the second groove, a movable, the lower end of the movable rod is connected with a sleeve.

Preferably, the number of the connecting pieces is set to be 3, the connecting pieces are distributed in a regular triangle, and the inner wall of each connecting piece is uniformly provided with threads.

Preferably, the central rod penetrates through the inside of the top plate, the central rod forms a sliding structure with the top plate through the sliding block and the sliding rail, and the central rod is fixedly connected with the connecting plate.

Preferably, the inner wall of the support plate and the outer wall of the fixed rod are both provided with threads, and the sizes of the threads between the support plate and the fixed rod are matched.

Preferably, the structure of layer board is the arc structure, and the size between layer board and the second recess is identical, and the second recess all sets up to 4 with the quantity of first recess.

Preferably, the movable rod penetrates through the sleeve, and the movable rod and the sleeve are matched with each other to form a telescopic structure.

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

1. the sleeve connecting rod steel ball die is characterized in that the central rod is fixed with the connecting plate, and the sliding block is arranged on the outer wall of the central rod, so that the central rod can limit the self moving track by utilizing the sliding action of the sliding block and the sliding rail, the moving track of the central rod is prevented from being deviated after long-term use, the accuracy of hole position alignment is favorably ensured when the die presses steel balls, and the better roundness of the pressed steel balls is ensured;

2. the support plate and the fixed rod are connected through the screw thread, so that the support plate and the bottom plate can be detached, and the central rod and the pressing plate can also be detached, thereby not only providing convenience for daily nursing and maintenance of a mold in the later period, but also being beneficial to a user to replace the support plate and the pressing plate for pressing steel balls with different sizes according to production needs, and having stronger practicability;

3. the reset spring is arranged to have higher elasticity, and the elastic action of the reset spring is utilized between the movable rod and the sleeve to realize stretching, so that the steel balls after compression molding can be pushed by the movable rod to automatically pop out under the elastic action of the reset spring, the automatic discharging of the steel balls is facilitated, and the use is more convenient.

Drawings

FIG. 1 is a schematic view of the front view of the present invention;

FIG. 2 is a schematic side view of the cross-sectional structure of the present invention;

fig. 3 is the schematic view of the installation structure of the movable rod, the return spring and the sleeve of the present invention.

In the figure: 1. a top plate; 2. a screw; 3. a nut; 4. a base plate; 5. a connecting plate; 6. a connecting member; 7. a center pole; 8. pressing a plate; 9. a carrier plate; 10. a slider; 11. a slide rail; 12. a first groove; 13. a second groove; 14. fixing a rod; 15. a support plate; 16. a movable rod; 17. a return spring; 18. a sleeve.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a sleeve extension rod pressing steel ball die comprises a top plate 1, screw rods 2, screw caps 3, a bottom plate 4, connecting plates 5, connecting pieces 6, a central rod 7, a pressing plate 8, a carrier plate 9, a slide block 10, slide rails 11, a first groove 12, a second groove 13, a fixed rod 14, a supporting plate 15, a movable rod 16, a reset spring 17 and a sleeve 18, wherein the screw rods 2 are all installed at four corners of the lower surface of the top plate 1, the screw caps 3 are connected to the outer sides of the lower portions of the screw rods 2, the bottom plate 4 is installed below the screw caps 3, the connecting plates 5 are arranged above the top plate 1, the connecting pieces 6 are evenly installed on the upper surface of the connecting plates 5, the number of the connecting pieces 6 is 3, the connecting pieces 6 are distributed in a regular triangle shape, threads are evenly arranged on the inner walls of the connecting pieces 6, the three connecting pieces 6 are symmetrically distributed on the connecting plates 5 in, the structure is simple, and the connection is convenient and quick;

the central rod 7 is arranged below the middle position of the top plate 1, the lower end of the central rod 7 is in threaded connection with the pressing plate 8, the carrier plate 9 is connected below the pressing plate 8, the sliding rail 11 is arranged at the middle position inside the top plate 1, the sliding block 10 is connected to the inner side of the sliding rail 11, the central rod 7 penetrates through the top plate 1, the sliding structure is formed by the sliding block 10, the sliding rail 11 and the top plate 1, the connecting mode between the central rod 7 and the connecting plate 5 is fixed, the sliding block 10 and the sliding rail 11 can slide mutually, the central rod 7 is fixed with the connecting plate 5, and the sliding block 10 is arranged on the outer wall of the central rod 7, so that the central rod 7 can limit the moving track of the central rod 7 by utilizing the sliding action of the sliding block 10 and the sliding rail 11, the situation that the moving track of the central rod 7 deviates after, the accuracy of hole position alignment is guaranteed, so that the roundness of pressed steel balls is better, a first groove 12 is formed in the lower surface of a pressing plate 8, a fixed rod 14 is fixed in the middle position of the upper surface of a bottom plate 4, threads are formed in the inner wall of a support plate 9 and the outer wall of the fixed rod 14, the sizes of the threads between the support plate 9 and the fixed rod 14 are matched, the support plate 9 and the fixed rod 14 are connected through the action of the threads, the support plate 9 and the bottom plate 4 can be detached, meanwhile, the central rod 7 and the pressing plate 8 can also be detached, convenience is provided for daily nursing and maintenance of a later-stage die, the support plate 9 and the pressing plate 8 for pressing the steel balls with different sizes can be replaced by a user according to production requirements, and the practicability is stronger;

the upper surface of the carrier plate 9 is provided with a second groove 13, the inner side of the second groove 13 is provided with a supporting plate 15, the structure of the supporting plate 15 is an arc structure, the size between the supporting plate 15 and the second groove 13 is matched, the number of the second grooves 13 and the number of the first grooves 12 are 4, the supporting plate 15 and the second grooves 13 are spliced together to just form a hemispherical groove symmetrical to the first grooves 12, four groups of the four groups are arranged on the carrier plate 9 and the pressing plate 8 in a quadrilateral distribution, so that the pressing of four steel balls can be completed by one-time stamping of the whole die, the production efficiency is greatly improved, the bottom of the supporting plate 15 is provided with a movable rod 16, the outer side of the middle position of the movable rod 16 is sleeved with a reset spring 17, the lower end of the movable rod 16 is connected with a sleeve 18, the movable rod 16 penetrates through the sleeve 18, and the movable rod 16 and the sleeve 18 are matched with each other to form a, the reset spring 17 has high elasticity, and the movable rod 16 and the sleeve 18 are stretched by the elastic action of the reset spring 17, so that the steel balls after compression molding can be pushed by the movable rod 16 to automatically pop out under the elastic action of the reset spring 17, the automatic discharge of the steel balls is facilitated, and the use is more convenient.

The working principle is as follows: for the sleeve extension rod steel bead die, firstly, an external frame is formed by a top plate 1, a screw rod 2 and a bottom plate 4 of the whole device, the screw rod 2 and the bottom plate 4 are fixed by screwing a screw cap 3, three connecting pieces 6 are respectively connected with an external punching device, when a support plate 9 is placed right above the bottom plate 4, a connecting hole of the support plate 9 corresponds to a fixed rod 14, the support plate 9 is rotated, and a thread effect is generated between the support plate 9 and the fixed rod 14 until the support plate 9 is screwed down, so that the support plate 9 is fixed;

then starting an external punching device, when the external punching device drives a connecting plate 5 to move upwards through a connecting piece 6, the connecting plate 5 drives a central rod 7 to move upwards, a sliding action is generated between a sliding block 10 on the outer wall of the central rod 7 and a sliding rail 11, the central rod 7 drives a pressing plate 8 to leave the upper surface of a support plate 9, then steel raw materials are respectively put into four second grooves 13, the steel raw materials fall on the second grooves 13 and a support plate 15, then the external punching device is started, the external punching device drives the connecting plate 5 to move downwards through the connecting piece 6, the central rod 7 drives the pressing plate 8 to press downwards and press on the upper surface of the support plate 9, and the steel raw materials are extruded between a first groove 12 and a second groove 13;

the steel raw material extrudees layer board 15 downwards, layer board 15 drives movable rod 16 to the inside shrink of sleeve 18, compress reset spring 17 simultaneously and shorten, finally make layer board 15 paste on second recess 13, make second recess 13, layer board 15 and first recess 12 form a ball groove, the steel raw material is extruded into the steel ball inside the ball groove, accomplish a punching press, when clamp plate 8 leaves support plate 9 upper surface once more, movable rod 16 kick-backs under reset spring 17's elastic action, drive layer board 15 upward movement, layer board 15 is ejecting with the steel ball that has suppressed, accomplish the ejection of compact, just so accomplish the use of whole sleeve and connect pole pressure steel ball mould.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sleeve connects pole pressure steel pearl mould, includes roof (1), well core rod (7) and support plate (9), its characterized in that: the screw rod (2) is installed at four corners of the lower surface of the top plate (1), the screw cap (3) is connected to the outer side of the lower portion of the screw rod (2), the bottom plate (4) is installed below the screw cap (3), the connecting plate (5) is arranged above the top plate (1), the connecting piece (6) is evenly installed on the upper surface of the connecting plate (5), the central rod (7) is arranged below the middle position of the top plate (1), the lower end of the central rod (7) is connected with the pressing plate (8) in a threaded mode, the support plate (9) is connected below the pressing plate (8), the sliding rail (11) is installed at the middle position inside the top plate (1), the sliding block (10) is connected to the inner side of the sliding rail (11), the first groove (12) is formed in the lower surface of the pressing plate (8), the fixed rod (14) is fixed at the middle position of the upper surface of the bottom plate (4), and the inboard of second recess (13) is provided with layer board (15), movable rod (16) are installed to the bottom of layer board (15), and reset spring (17) have been cup jointed to the intermediate position outside of movable rod (16), the lower extreme of movable rod (16) is connected with sleeve (18).

2. The sleeve extension rod steel bead die as claimed in claim 1, wherein: the number of the connecting pieces (6) is set to be 3, the connecting pieces (6) are distributed in a regular triangle, and the inner wall of each connecting piece (6) is uniformly provided with threads.

3. The sleeve extension rod steel bead die as claimed in claim 1, wherein: the central rod (7) penetrates through the inside of the top plate (1), the central rod (7) forms a sliding structure with the top plate (1) through the sliding block (10) and the sliding rail (11), and the central rod (7) is fixedly connected with the connecting plate (5).

4. The sleeve extension rod steel bead die as claimed in claim 1, wherein: the inner wall of the carrier plate (9) and the outer wall of the fixed rod (14) are both provided with threads, and the sizes of the threads between the carrier plate (9) and the fixed rod (14) are identical.

5. The sleeve extension rod steel bead die as claimed in claim 1, wherein: the structure of layer board (15) is the arc structure, and the size of layer board (15) and second recess (13) between identical, and the quantity of second recess (13) and first recess (12) all sets up to 4.

6. The sleeve extension rod steel bead die as claimed in claim 1, wherein: the movable rod (16) penetrates through the sleeve (18), and the movable rod (16) and the sleeve (18) are matched with each other to form a telescopic structure.