CN213645762U

CN213645762U - Tool for centering convex-concave die cavity of cold header

Info

Publication number: CN213645762U
Application number: CN202022039788.0U
Authority: CN
Inventors: 陈雷; 王健
Original assignee: Wuxi Fandi Precision Hardware Co ltd
Current assignee: Wuxi Fandi Precision Hardware Co ltd
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-07-09
Anticipated expiration: 2030-09-17

Abstract

The utility model discloses a tool for centering convex-concave die cavities of a cold header, which comprises a fixed pipe, wherein a convex die is fixedly arranged inside the fixed pipe, a fixed ring is fixedly arranged on the outer surface of the fixed pipe, a first telescopic rod is fixedly arranged at one end of the fixed pipe, a second telescopic rod is movably arranged inside the first telescopic rod, a clamping block is fixedly arranged at one end inside the first telescopic rod, a baffle plate is fixedly arranged at one end of the second telescopic rod, a baffle plate is fixedly arranged at the other end of the second telescopic rod, a first clamping pipe is fixedly arranged at one side of the baffle plate, a second clamping pipe is rotatably arranged on the outer side surface of the first clamping pipe, a rotating ring is fixedly arranged at one end of the second clamping pipe, in the utility model, through the second clamping pipe and an ejector rod, not only is the use of workers facilitated, but also the loss condition of the die can be detected, but also can lead the part produced by the cold header to have more accurate dimension.

Description

Tool for centering convex-concave die cavity of cold header

Technical Field

The utility model relates to a convex-concave die cavity technical field especially relates to an instrument of cold heading machine convex-concave die cavity centering.

Background

The cold header is a device for mass production of fasteners such as nuts and bolts, and the working principle of the cold header is that a projection is projected into a module to push against a material into a concave die, and then the material is extruded into a required part, and after the die is used for a long time, the deformation occurs, so that a centering tool is required to be adjusted.

However, the existing tool for centering the convex-concave die cavity of the cold header can only detect whether the convex-concave die is centered or not and can not detect the loss condition of the die when in use, and workers are troublesome and inconvenient to use when centering and debugging the convex-concave die, and the tool for centering the convex-concave die cavity of the cold header is needed at present because a lot of troubles are generated when the tool is used.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a tool for centering a convex-concave die cavity of a cold header.

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

a tool for centering a convex-concave die cavity of a cold header comprises a fixed pipe, wherein a convex die is fixedly mounted inside the fixed pipe, a fixed ring is fixedly mounted on the outer surface of the fixed pipe, a first telescopic rod is fixedly mounted at one end of the fixed pipe, a second telescopic rod is movably mounted inside the first telescopic rod, a clamping block is fixedly mounted at one end inside the first telescopic rod, a partition plate is fixedly mounted at one end of the second telescopic rod, a baffle is fixedly mounted at the other end of the second telescopic rod, a first clamping pipe is fixedly mounted at one side of the baffle, a second clamping pipe is rotatably mounted on the outer edge surface of the first clamping pipe, a rotating ring is fixedly mounted at one end of the second clamping pipe, a supporting rod is fixedly mounted at the center of one side of the baffle, a second fixed block is fixedly mounted at the outer surface of the supporting rod, and a spring is fixedly mounted above the second fixed, one end fixedly connected with first fixed block of spring, the top fixed mounting of first fixed block has the ejector pin.

Preferably, a sliding ring is fixedly mounted inside one end, close to the rotating ring, of the second clamping pipe, a sliding groove is formed in the outer surface of one end, close to the baffle, of the first clamping pipe, and the sliding ring is matched with the sliding groove.

Preferably, through holes are formed in the first clamping pipe and the second clamping pipe, and the ejector rod is matched with the through holes.

Preferably, the ejector rod is provided with four at least, and is provided with the tooth's socket on the ejector rod.

Preferably, the fixing ring and the fixing pipe are provided with threaded holes, and bolts are rotatably arranged in the threaded holes.

Preferably, the one end fixed mounting who gu fixed ring has the connecting block, the internal rotation of connecting block is connected with the snap ring, the equal fixed mounting in one end of solid fixed ring and snap ring has the fixed plate, it installs the screw to rotate on the fixed plate.

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

1. the utility model discloses in, through second card pipe and the kicking bar that sets up, not only make things convenient for the staff to use but also can detect the consume condition of mould, but also can let the part yardstick that the cold heading machine produced more accurate.

2. The utility model discloses in, through the first telescopic link and the second telescopic link that set up, more make things convenient for the staff to adjust the centering condition of convex mould and female mould, but also facilitate the use and accomodate more accurate that the mould was adjusted.

To sum up, the utility model discloses not only can detect the loss condition of mould, but also can let the part that the cold heading machine produced more accurate, still more make things convenient for the staff to use.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the knock-out pin and the support rod of the present invention;

FIG. 3 is a schematic structural view of the fixing tube and the fixing ring of the present invention;

fig. 4 is a schematic structural view of the fixing ring and the snap ring of the present invention.

In the figure: 1. a male mold; 2. a fixing ring; 3. a fixed tube; 4. a first telescopic rod; 5. a second telescopic rod; 6. rotating the ring; 7. a baffle plate; 8. a first fixed block; 9. a top bar; 10. a spring; 11. a second fixed block; 12. a first clamp tube; 13. a support bar; 14. a second clamp tube; 15. A clamping block; 151. a partition plate; 16. a bolt; 17. connecting blocks; 18. a snap ring; 19. a screw; 20. and (7) fixing the plate.

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.

The first embodiment is as follows:

referring to fig. 1-3, a tool for centering a convex-concave die cavity of a cold header comprises a fixed tube 3, a convex die 1 is fixedly installed inside the fixed tube 3, a fixed ring 2 is fixedly installed on the outer surface of the fixed tube 3, a first telescopic rod 4 is fixedly installed at one end of the fixed tube 3, a second telescopic rod 5 is movably installed inside the first telescopic rod 4, a clamping block 15 is fixedly installed at one end inside the first telescopic rod 4, a partition plate 151 is fixedly installed at one end of the second telescopic rod 5, a baffle 7 is fixedly installed at the other end of the second telescopic rod 5, a first clamping tube 12 is fixedly installed at one side of the baffle 7, a second clamping tube 14 is rotatably installed at the outer edge surface of the first clamping tube 12, a rotary ring 6 is fixedly installed at one end of the second clamping tube 14, and anti-slip patterns are arranged on the outer surface of the rotary ring 6 to facilitate rotation of a user, one side of baffle 7 is located center department fixed mounting and has bracing piece 13, and the fixed surface of bracing piece 13 installs second fixed block 11, and the top fixed mounting of second fixed block 11 has spring 10, the first fixed block 8 of one end fixedly connected with of spring 10, and the top fixed mounting of first fixed block 8 has ejector pin 9, has seted up the same through-hole on second card pipe 14 and the first card pipe 12, and the through-hole mutually supports with ejector pin 9.

Wherein, the inside fixed mounting of one end that second card pipe 14 is close to swivel 6 has the sliding ring, and the first card pipe 12 is close to the one end surface of baffle 7 and has seted up the spout, and the sliding ring cooperatees with the spout.

Wherein, the first card pipe 12 and the second card pipe 14 are all provided with through holes, and the ejector rod 9 is mutually matched with the through holes.

Wherein, the ejector pin 9 is provided with four at least, and is provided with the tooth's socket on the ejector pin 9.

Wherein, set up the screw hole on solid fixed ring 2 and the fixed pipe 3, the inside rotation of screw hole installs bolt 16.

Example two:

referring to fig. 1-2 and 4, a tool for centering a convex-concave die cavity of a cold header comprises a fixed tube 3, a convex die 1 is fixedly installed inside the fixed tube 3, a fixed ring 2 is fixedly installed on the outer surface of the fixed tube 3, a first telescopic rod 4 is fixedly installed at one end of the fixed tube 3, a second telescopic rod 5 is movably installed inside the first telescopic rod 4, a clamping block 15 is fixedly installed at one end inside the first telescopic rod 4, a partition plate 151 is fixedly installed at one end of the second telescopic rod 5, a baffle plate 7 is fixedly installed at the other end of the second telescopic rod 5, a first clamping tube 12 is fixedly installed at one side of the baffle plate 7, a second clamping tube 14 is rotatably installed at the outer edge surface of the first clamping tube 12, a rotating ring 6 is fixedly installed at one end of the second clamping tube 14, the rotating ring 6 is fixedly installed at one end of the second clamping tube 14 in a circular ring shape, and anti-slip patterns, one side of baffle 7 is located center department fixed mounting and has bracing piece 13, and the fixed surface of bracing piece 13 installs second fixed block 11, and the top fixed mounting of second fixed block 11 has spring 10, the first fixed block 8 of one end fixedly connected with of spring 10, and the top fixed mounting of first fixed block 8 has ejector pin 9, has seted up the same through-hole on second card pipe 14 and the first card pipe 12, and the through-hole mutually supports with ejector pin 9.

Wherein, the one end fixed mounting who gu fixed ring 2 has connecting block 17, and the inside rotation of connecting block 17 is connected with snap ring 18, and the equal fixed mounting in one end of solid fixed ring 2 and snap ring 18 has fixed plate 20, rotates on the fixed plate 20 and installs screw 19.

The working principle is as follows: when in use, a user sleeves the fixed pipe 3 on the male die 1, then the user fixes the fixed pipe 3 by a bolt 16 on the rotary fixed ring 2, or the user rotates the snap ring 18 on one side of the connecting block 17, then the user fixes the screw 19 on the fixed plate 20 on the fixed plate at one end of the fixed ring 2, then the user screws the screw 19 to fix the fixed pipe 3, then the user pulls the second telescopic rod 5 in the first telescopic rod 4, the second telescopic rod 5 drives the baffle 7 at one end to move, the baffle 7 drives the first clamping pipe 12 and the second clamping pipe 14 to move towards the female die, after the first clamping pipe 12 and the second clamping pipe 14 enter the female die, the user rotates the rotary ring 6 by hand again, the rotary ring 6 drives the second clamping pipe 14 to move on the first clamping pipe 12, when a through hole formed on the first clamping pipe 12 is overlapped with a through hole formed on the second clamping pipe 14, the spring 10 installed at the supporting rod 13 can push the ejector rod 9 to pass through the through hole on the first card pipe 12 and the second card pipe 14, the user rotates the second card pipe 14 in the opposite direction after the ejector rod 9 pops out, the second card pipe 14 can block and fix the ejector rod 9 on the tooth's socket on the ejector rod 9, then the user pulls the second telescopic link 5 again and takes out the first card pipe 12 and the second card pipe 14 from the female die, then the user comes to measure the part that the ejector rod 9 is outstanding and adjusts the female die.

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. The utility model provides a tool for centering convex-concave die cavities of a cold header, comprises a fixed pipe (3) and is characterized in that a convex die (1) is fixedly arranged in the fixed pipe (3), a fixed ring (2) is fixedly arranged on the outer surface of the fixed pipe (3), a first telescopic rod (4) is fixedly arranged at one end of the fixed pipe (3), a second telescopic rod (5) is movably arranged in the first telescopic rod (4), a clamping block (15) is fixedly arranged at one end in the first telescopic rod (4), a partition plate (151) is fixedly arranged at one end of the second telescopic rod (5), a baffle (7) is fixedly arranged at the other end of the second telescopic rod (5), a first clamping pipe (12) is fixedly arranged at one side of the baffle (7), a second clamping pipe (14) is rotatably arranged at the outer side surface of the first clamping pipe (12), and a rotary ring (6) is fixedly arranged at one end of the second clamping pipe (14), one side of baffle (7) is located center department fixed mounting and has bracing piece (13), the fixed surface of bracing piece (13) installs second fixed block (11), the top fixed mounting of second fixed block (11) has spring (10), the first fixed block of one end fixedly connected with (8) of spring (10), the top fixed mounting of first fixed block (8) has ejector pin (9).

2. The tool for centering the convex-concave die cavity of the cold header as claimed in claim 1, wherein a sliding ring is fixedly installed inside one end of the second clamping tube (14) close to the rotary ring (6), a sliding groove is formed on the outer surface of one end of the first clamping tube (12) close to the baffle plate (7), and the sliding ring is matched with the sliding groove.

3. A cold heading machine male-female die cavity centering tool according to claim 1, wherein the first clamping tube (12) and the second clamping tube (14) are provided with through holes, and the ejector rod (9) is matched with the through holes.

4. A cold heading machine male and female die cavity centering tool according to claim 1, wherein the ejector pin (9) is provided with at least four and the ejector pin (9) is provided with splines.

5. A tool for centering a male and female die cavity of a cold heading machine according to claim 1, wherein the fixing ring (2) and the fixing tube (3) are provided with threaded holes, and the threaded holes are internally and rotatably provided with bolts (16).

6. The tool for centering the convex-concave die cavity of the cold header as claimed in claim 1, wherein one end of the fixing ring (2) is fixedly provided with a connecting block (17), the inside of the connecting block (17) is rotatably connected with a snap ring (18), one ends of the fixing ring (2) and the snap ring (18) are fixedly provided with a fixing plate (20), and a screw (19) is rotatably arranged on the fixing plate (20).