CN202951822U - Mould for forging belt wheel bolt - Google Patents

Mould for forging belt wheel bolt Download PDF

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Publication number
CN202951822U
CN202951822U CN 201220727348 CN201220727348U CN202951822U CN 202951822 U CN202951822 U CN 202951822U CN 201220727348 CN201220727348 CN 201220727348 CN 201220727348 U CN201220727348 U CN 201220727348U CN 202951822 U CN202951822 U CN 202951822U
Authority
CN
China
Prior art keywords
mould
cavity
counterdie
die
patrix
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 201220727348
Other languages
Chinese (zh)
Inventor
陈利荣
徐小红
徐顺庆
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RUIAN CITY RUILI STANDARD PART CO Ltd
Original Assignee
RUIAN CITY RUILI STANDARD PART CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by RUIAN CITY RUILI STANDARD PART CO Ltd filed Critical RUIAN CITY RUILI STANDARD PART CO Ltd
Priority to CN 201220727348 priority Critical patent/CN202951822U/en
Application granted granted Critical
Publication of CN202951822U publication Critical patent/CN202951822U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a mould for forging a belt wheel bolt. The belt wheel bolt consists of a hexagonal head, a middle gasket and a screw rod, wherein an annular groove is formed in the fastening surface of the middle gasket; the mould for forging the belt wheel bolt is characterized by consisting of four stamping moulds, two sections of mould cavities are arranged on a lower mould of the first stamping mould, the upper section is a primary upsetting forming cavity for metal wires, and the lower section is a screw forming cavity; two sections of mould cavities are arranged on the lower mould of the second stamping mould, the upper section is a secondary upsetting forming cavity for metal wires, and the lower section is a screw containing cavity; a hexagonal head pre-forming cavity is formed on an upper mould of the third stamping mould, and a screw containing cavity is formed on the lower mould of the third stamping mould; a hexagonal head forming cavity is formed on the upper mould of the fourth stamping mould; and the screw rod containing cavity is formed on the lower mould of the fourth stamping mould, and a small boss for forging an annular groove is formed on the upper end surface. The mould for forging the belt wheel bolt disclosed by the utility model is simple in structure; and moreover, the belt wheel bolt manufactured by the mould disclosed by the utility model is high in efficiency and low in cost.

Description

The mould of upsetting belt pulley bolt processed
Technical field
The utility model relates to the mould of a kind of upsetting belt pulley bolt processed.
Background technology
Automobile initiatively pulley concial disk is tightened up by the belt pulley bolt, and the belt pulley bolt is comprised of turret head, intermediate gasket and screw portion, and the fastening surface of intermediate gasket is provided with annular groove, because structure is more complicated, generally by machined, complete, production efficiency is low, and cost is high.
Summary of the invention
In view of the problem that current known technology exists, the technical problems to be solved in the utility model is to be to provide a kind of simple in structure, the belt pulley bolt efficiency of producing upsetting high, that cost is low belt pulley die bolt processed.
The utility model is implemented by the following technical programs:
The mould of upsetting belt pulley bolt processed, the belt pulley bolt is comprised of turret head, intermediate gasket and screw rod, the fastening surface of intermediate gasket is provided with annular groove, it is characterized in that: the mould of upsetting belt pulley bolt processed is comprised of four road punch dies, the first punch die comprises the first patrix and the first counterdie, the first counterdie is provided with two sections die cavitys, and epimere is that metal wire rod once is upset as die cavity, and hypomere is the screw rod forming cavity; The second punch die comprises the second patrix and the second counterdie, and the second counterdie is provided with two sections die cavitys, and epimere is that the metal wire rod secondary is upset as die cavity, and hypomere is the screw rod container cavity; The 3rd road punch die comprises the 3rd patrix and the 3rd counterdie, and the 3rd patrix is provided with turret head preformation die cavity, and the 3rd counterdie is provided with the screw rod container cavity; The 4th road punch die comprises the 4th patrix and the 4th counterdie, and the 4th patrix is provided with the turret head forming cavity, and the 4th counterdie is provided with the screw rod container cavity and is provided with the small boss that upsetting goes out annular groove in upper surface.
The upsetting that the utility model provides belt pulley die bolt processed, only include four road punch dies, simple in structure; Then only need can direct upsetting make belt pulley bolt finished product (machining screw before using) by this four roads punch die, the production efficiency of belt pulley bolt is high, and cost is low.
The accompanying drawing explanation
The utility model has following accompanying drawing:
The outline drawing that Fig. 1 is the belt pulley bolt,
Fig. 2 is structure chart of the present utility model,
The forming step figure that Fig. 3 is the belt pulley bolt.
The specific embodiment
Describe details and the operation principle of the utility model specific embodiment in detail below in conjunction with accompanying drawing:
As shown in Figure 1, the belt pulley bolt is comprised of turret head 1, intermediate gasket 2 and screw rod 3, and the fastening surface of intermediate gasket 2 is provided with annular groove 4.
As shown in Figure 2, the mould of upsetting of the present utility model belt pulley bolt processed, by four road punch dies, formed, the first punch die comprises the first patrix 5 and the first counterdie 6, the first patrix 5 is provided with the through hole 13 by push rod, the first counterdie 6 is provided with two sections die cavitys, and epimere is that metal wire rod once is upset as die cavity 14, and hypomere is screw rod forming cavity 15; The second punch die comprises that the second patrix 7 and the second counterdie 8, the second patrixes 7 are provided with jacking block 16, and jacking block 16 bottom surfaces are provided with arc-shaped concave 17, the second counterdies 8 and are provided with two sections die cavitys, and epimere is that the metal wire rod secondary is upset as die cavity 18, and hypomere is screw rod container cavity 19; The 3rd road punch die comprises that the 3rd patrix 9 and the 3rd counterdie 10, the three patrixes 9 are provided with turret head preformation die cavity 20, the three counterdies 10 and are provided with screw rod container cavity 21; The 4th road punch die comprises that the 4th patrix 11 and the 4th counterdie 12, the four patrixes 11 are provided with turret head forming cavity 22, the four counterdies 12 and are provided with screw rod container cavity 24 and are provided with the small boss 23 that upsetting goes out annular groove in upper surface.
As shown in Figure 3, the forming step of belt pulley bolt is: raw material are that a kind of metal wire rod (process by the special balls metallization processes by this metal wire rod, there is meticulous metallographic structure), metal wire rod directly forms belt pulley bolt finished product after four road punch die upsetting systems, the production efficiency of belt pulley bolt is high, and cost is low.

Claims (1)

1. the mould of upsetting belt pulley bolt processed, the belt pulley bolt is comprised of turret head, intermediate gasket and screw rod, the fastening surface of intermediate gasket is provided with annular groove, it is characterized in that: the mould of upsetting belt pulley bolt processed is comprised of four road punch dies, the first punch die comprises the first patrix and the first counterdie, the first counterdie is provided with two sections die cavitys, and epimere is that metal wire rod once is upset as die cavity, and hypomere is the screw rod forming cavity; The second punch die comprises the second patrix and the second counterdie, and the second counterdie is provided with two sections die cavitys, and epimere is that the metal wire rod secondary is upset as die cavity, and hypomere is the screw rod container cavity; The 3rd road punch die comprises the 3rd patrix and the 3rd counterdie, and the 3rd patrix is provided with turret head preformation die cavity, and the 3rd counterdie is provided with the screw rod container cavity; The 4th road punch die comprises the 4th patrix and the 4th counterdie, and the 4th patrix is provided with the turret head forming cavity, and the 4th counterdie is provided with the screw rod container cavity and is provided with the small boss that upsetting goes out annular groove in upper surface.
CN 201220727348 2012-12-26 2012-12-26 Mould for forging belt wheel bolt Expired - Fee Related CN202951822U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220727348 CN202951822U (en) 2012-12-26 2012-12-26 Mould for forging belt wheel bolt

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220727348 CN202951822U (en) 2012-12-26 2012-12-26 Mould for forging belt wheel bolt

Publications (1)

Publication Number Publication Date
CN202951822U true CN202951822U (en) 2013-05-29

Family

ID=48457416

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220727348 Expired - Fee Related CN202951822U (en) 2012-12-26 2012-12-26 Mould for forging belt wheel bolt

Country Status (1)

Country Link
CN (1) CN202951822U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106984752A (en) * 2017-03-10 2017-07-28 舟山市7412工厂 The processing method of eccentric bolt cold-heading

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106984752A (en) * 2017-03-10 2017-07-28 舟山市7412工厂 The processing method of eccentric bolt cold-heading
CN106984752B (en) * 2017-03-10 2019-01-22 舟山市7412工厂 The processing method of eccentric bolt cold-heading

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
EXPY Termination of patent right or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130529

Termination date: 20141226