CN104084487B - A kind of compact chain pressurizing unit and extrusion process thereof - Google Patents
A kind of compact chain pressurizing unit and extrusion process thereof Download PDFInfo
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- CN104084487B CN104084487B CN201410275508.2A CN201410275508A CN104084487B CN 104084487 B CN104084487 B CN 104084487B CN 201410275508 A CN201410275508 A CN 201410275508A CN 104084487 B CN104084487 B CN 104084487B
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Abstract
The present invention relates to a kind of compact chain pressurizing unit, including fixing mould, flexible mould and position block；Fixing mould and flexible mould are oppositely arranged in the horizontal direction, and flexible mould can be by driving hydraulic oil cylinder driving in the horizontal direction closer or far from fixing mould, and the bottom of fixing mould is provided with the position block for positioning compact chain；Also including a plug, this plug may pass through compact chain center to be extruded when extruded.It is an advantage of the current invention that: compact chain is first fixed by apparatus of the present invention by fixing mould, then extruded by having cooperated of flexible mould and fixing mould, operation simply and greatly makes traditional independence produce and is converted into seriality automated production, so that production efficiency is greatly improved and cost is reduced, the compact chain of the method according to the invention extruding simultaneously, the crimping section uniform force of compact chain so that compact chain internal structure is complete, is hardly damaged.
Description
Technical field
The present invention relates to the shaped device of a kind of compact chain, especially a kind of compact chain pressurizing unit and extruded side thereof
Method.
Background technology
High intensity compact chain is the adnexa of a kind of New Mine conveying machinery, extensive in colliery sector application especially.Compact
Chain is combined by common annulus (flat ring) and flat ring (vertical ring) spacer ring connection.
Traditional compact chain production technology is the most independent production flat ring, is connected into chain by annulus the most again.Compact chain
Flat ring part all be use traditional forging mode carry out, forging ring manufacture time, the easy oxygen in raw material heating-up temperature height surface
Changing, during die forging, oxide press-in chain ring surface easily causes chain ring surface forging defect, affects mechanical performance, simultaneously blank before forging
Heating-up temperature is inconsistent, makes forging final forging temperature difficulty control, and the pitch size causing chain link is inconsistent, affects the integrated machine of chain
Tool performance, and the power consumption forging ring is high, and also the raw material forging ring is many, and man-hour is long, and manufacturing cost is high.This mode is being given birth to
During product, needing to be equipped with large-tonnage forging equipment, shaping efficiency is low, and cannot realize the production of successional chain streamlined, significantly
Reduce production efficiency, be therefore necessary for developing compact chain shaped device and the correspondence that a kind of production efficiency is good, qualification rate is high
Forming method imperative, through retrieval do not find technical scheme same or analogous with the present invention.
Summary of the invention
The technical problem to be solved in the present invention is to provide the compact chain shaped device that a kind of production efficiency is good, qualification rate is high,
Also provide for a kind of manufacturing process using this compact chain shaped device to manufacture compact chain flat ring.
For solving above-mentioned technical problem, the technical scheme is that a kind of compact chain pressurizing unit, its innovative point exists
In: include fixing mould, flexible mould and position block；Fixing mould and flexible mould are oppositely arranged in the horizontal direction, live
Moving mold can by drive hydraulic oil cylinder driving in the horizontal direction closer or far from fixing mould, the bottom of fixing mould be provided with for
The position block that compact chain is positioned；
Also including a plug, this plug may pass through compact chain center to be extruded when extruded, and this plug is just
Can be embedded in after molding in the ring of standard compact chain；
Form one at center side after fixing mould and flexible mould matched moulds and just can hold the plug location that plug passes through
Passage.
Further, described fixing mould is being provided with the compact of vertical direction in the side surface A of flexible mould
Chain molding groove A, and in this surface A, it is provided perpendicular to the plug locating slot A of compact chain molding groove A；
Described flexible mould is provided with the compact chain molding groove of vertical direction on the side surface B near fixing mould
B, and on the B of this surface, it is provided perpendicular to the plug locating slot B of compact chain molding groove B；
Described plug locating slot A and plug locating slot B forms after matched moulds that above-mentioned just can to hold the plug that plug passes through fixed
Bit port.
Further, described position block have one for being connected fixing connector with fixing mould, and one
It is embedded just below inner position block bottom compact chain molding groove A；And described located block stretches into compact chain molding in the horizontal direction
Groove A, it can be partially submerged into when matched moulds in compact chain molding groove B.
Further, described compact chain pressurizing unit carries out the method that compact chain is extruded, comprises the steps:
A) compact chain to be extruded is placed between fixing mould and flexible mould；
B) by auxiliary equipment, plug is embedded in compact chain link to be extruded, be conducted the compact chain being close to fixing mould
Molding groove A；The bottom of compact chain is supported by position block, location；
C) flexible mould is by driving hydraulic oil cylinder driving to move matched moulds in the horizontal direction, and flexible mould, when matched moulds, is divided into two
Stage, the first stage: the compact chain molding groove B of flexible mould is close to compact chain side；Second stage: flexible mould continue to
Fixing mould moves so that fixing mould has coordinated the extruded of compact chain with flexible mould, plug and position block；
D) flexible mould retreats, and utilizes plug by the compact chain demoulding after extruded, can carry out next compact chain
Extruded.
Further, during extruding, the temperature of the blank ring temperature in 600-1000 DEG C of interval and blank ring needs equilibrium, and same
In one blank ring, the temperature difference between each position must not surpass 30 DEG C.
Further, the compact chain ring gauge lattice produced in actual production process are ∮ 26, ∮ 30, ∮ 34, ∮ 38, ∮ 42, ∮ 48
Several specifications,
When specification is ∮ 26, extruding force>70T, extrusion speed<10m/s, dwell time>1.5s, amount of compression>12mm；
When specification is ∮ 30, extruding force>80T, extrusion speed<10m/s, dwell time>1.5s, amount of compression>12mm；
When specification is ∮ 34, extruding force>95T, extrusion speed<8m/s, dwell time>2s, amount of compression>12mm；
When specification is ∮ 38, extruding force>110T, extrusion speed<8m/s, dwell time>2s, amount of compression>11mm；
When specification is ∮ 42, extruding force>125T, extrusion speed<6m/s, dwell time>3s, amount of compression>18mm；
When specification is ∮ 48, extruding force>140T, extrusion speed<6m/s, dwell time>3s, amount of compression>35mm.
It is an advantage of the current invention that: compact chain is first fixed by fixing mould by apparatus of the present invention, then pass through movable mold
Having cooperated of tool and fixing mould is extruded, and operation simply and greatly makes traditional independence produce the company of being converted into
Continuous property automated production, on the basis of guaranteeing conforming product rate so that production efficiency is greatly improved and cost is reduced,
The compact chain of the method according to the invention extruding simultaneously, the crimping section uniform force of compact chain so that compact chain internal structure is complete
Whole, it is hardly damaged.
Accompanying drawing explanation
Fig. 1 is the tool structure front view of apparatus of the present invention compact chain pressurizing unit and extrusion process thereof.
Fig. 2 is the tool structure upward view of apparatus of the present invention compact chain pressurizing unit and extrusion process thereof.
Fig. 3 is the baffle plate front view of apparatus of the present invention compact chain pressurizing unit and extrusion process thereof.
Fig. 4 is the baffle plate side view of apparatus of the present invention compact chain pressurizing unit and extrusion process thereof.
Fig. 5 is the baffle plate upward view of apparatus of the present invention compact chain pressurizing unit and extrusion process thereof.
Fig. 6 is the structural representation of the plug of apparatus of the present invention compact chain pressurizing unit and extrusion process thereof.
Detailed description of the invention
A kind of compact chain pressurizing unit as shown in Figures 1 to 6 includes fixing mould 1, flexible mould 2 and position block 3；Gu
Fixed mold 1 and flexible mould 2 are oppositely arranged in the horizontal direction, and flexible mould 2 can be by driving hydraulic oil cylinder driving in the horizontal direction
Closer or far from fixing mould 1, the bottom of fixing mould 1 is provided with the position block 3 for positioning compact chain.
Also including a plug 5, this plug 5 may pass through compact chain center to be extruded when extruded, and this plug 5 is firm
Can be embedded in well after molding in the ring of standard compact chain.
Form one at center side after fixing mould 1 and the 2-in-1 mould of flexible mould and just can hold the plug 5 that plug 5 passes through
Placed channel.
Mould 1 is fixed at the compact chain being provided with vertical direction in the side surface A of flexible mould 2 described in this device
Molding groove A, and in this surface A, it is provided perpendicular to the plug locating slot A of compact chain molding groove A.
Described flexible mould 2 is provided with the compact chain molding of vertical direction on the side surface B near fixing mould 1 and leads to
Groove B, and on the B of this surface, it is provided perpendicular to the plug locating slot B of compact chain molding groove B.
Described plug locating slot A and plug locating slot B is formed after matched moulds and above-mentioned just can hold the plug 5 that plug 5 passes through
Placed channel.
Further, described position block 3 has one for being connected fixing connector 6, Yi Jiyi with fixing mould 1
Individual it is embedded just below inner position block 7 bottom compact chain molding groove A；And described located block 7 stretches into compact chain in the horizontal direction
Molding groove A, it can be partially submerged into when matched moulds in compact chain molding groove B.
A kind of compact chain pressurizing unit carries out the method that compact chain is extruded, and its innovative point is: comprise the steps:
A) compact chain to be extruded is placed between fixing mould 1 and flexible mould 2.
B) by auxiliary equipment, plug 5 is embedded in compact chain link to be extruded, be conducted and be close to the compact of fixing mould 1
Chain molding groove A；The bottom of compact chain is supported by position block, location.
C) flexible mould 2 is by driving hydraulic oil cylinder driving to move matched moulds in the horizontal direction, and flexible mould 2, when matched moulds, is divided into
Two benches, the first stage: the compact chain molding groove B of flexible mould 2 is close to compact chain side；Second stage: flexible mould 2 continues
Continue and move to fixing mould 1 so that fixing mould 1 has coordinated compact chain with flexible mould 2, plug 5 and position block 3
Extruded.
D) flexible mould retreats, and utilizes plug 5 by the compact chain demoulding after extruded, can carry out next compact chain
Extruded.
During extruding, the temperature of the blank ring temperature in 600-1000 DEG C of interval and blank ring needs equilibrium, and in same blank ring
The temperature difference between each position must not surpass 30 DEG C, and extruding force required during the highest extruding of temperature is the least, there will be when the temperature is too low
Crackles etc. affect the defect of quality, and extruding force is by adjusting the active force of the Stress control oil cylinder of hydraulic system.
The compact chain ring gauge lattice produced in actual production process are ∮ 26, ∮ 30, ∮ 34, ∮ 38, ∮ 42, the several specification of ∮ 48,
When specification is ∮ 26, extruding force>70T, extrusion speed<10m/s, dwell time>1.5s, amount of compression>12mm, based on this parameter,
In the case of 25000 chain links of actual production, the conforming product rate of this specification is 99.25%, has reached 3 σ of business administration extremely
4 σ administrative standards；
When specification is ∮ 30, extruding force>80T, extrusion speed<10m/s, dwell time>1.5s, amount of compression>12mm, base
In this parameter, in the case of 25000 chain links of actual production, the conforming product rate of this specification is 99.23%, has reached enterprise
3 σ to the 4 σ administrative standard of management；
When specification is ∮ 34, extruding force>95T, extrusion speed<8m/s, dwell time>2s, amount of compression>12mm, based on this
Parameter, in the case of 25000 chain links of actual production, the conforming product rate of this specification is 99.18%, has reached business administration
3 σ to 4 σ administrative standard；
When specification is ∮ 38, extruding force>110T, extrusion speed<8m/s, dwell time>2s, amount of compression>11mm, based on
This parameter, in the case of 25000 chain links of actual production, the conforming product rate of this specification is 99.20%, has reached enterprise's pipe
3 σ to the 4 σ administrative standard of reason；
When specification is ∮ 42, extruding force>125T, extrusion speed<6m/s, dwell time>3s, amount of compression>18mm, based on
This parameter, in the case of 25000 chain links of actual production, the conforming product rate of this specification is 99.21%, has reached enterprise's pipe
3 σ to the 4 σ administrative standard of reason；
When specification is ∮ 48, extruding force>140T, extrusion speed<6m/s, dwell time>3s, amount of compression>35mm, based on
This parameter, in the case of 25000 chain links of actual production, the conforming product rate of this specification is 99.20%, has reached enterprise's pipe
3 σ to the 4 σ administrative standard of reason.
Claims (4)
1. a compact chain pressurizing unit, it is characterised in that: include fixing mould, flexible mould and position block；Fixing mould
Be oppositely arranged in the horizontal direction with flexible mould, flexible mould can by drive hydraulic oil cylinder driving in the horizontal direction closer or far from
Fixing mould, the bottom of fixing mould is provided with the position block for positioning compact chain；
Also including a plug, this plug may pass through compact chain center to be extruded when extruded, and this plug just can be embedding
Enter after molding in the ring of standard compact chain；
Form one at center side after fixing mould and flexible mould matched moulds and just can hold the plug placed channel that plug passes through；
Described fixing mould is being provided with the compact chain molding groove A of vertical direction in the side surface A of flexible mould, and
This surface A is provided perpendicular to the plug locating slot A of compact chain molding groove A；
Described flexible mould is provided with the compact chain molding groove B of vertical direction on the side surface B near fixing mould, and
This surface B is provided perpendicular to the plug locating slot B of compact chain molding groove B；
Described plug locating slot A and plug locating slot B forms after matched moulds that above-mentioned just can to hold the plug location that plug passes through logical
Road；
Described position block have one for being connected fixing connector with fixing mould, and one is embedded just below compact chain
Inner position block bottom molding groove A；And described located block stretches into compact chain molding groove A in the horizontal direction, it can close
It is partially submerged into during mould in compact chain molding groove B.
2. using the compact chain pressurizing unit described in claim 1 to carry out the method that compact chain is extruded, its feature exists
In: comprise the steps:
A) compact chain to be extruded is placed between fixing mould and flexible mould；
B) by auxiliary equipment, plug is embedded in compact chain link to be extruded, be conducted the compact chain molding being close to fixing mould
Groove A；The bottom of compact chain is supported by position block, location；
C) flexible mould is by driving hydraulic oil cylinder driving to move matched moulds in the horizontal direction, and flexible mould, when matched moulds, is divided into two benches,
First stage: the compact chain molding groove B of flexible mould is close to compact chain side；Second stage: flexible mould continues to fixing
Mould moves so that fixing mould has coordinated the extruded of compact chain with flexible mould, plug and position block；
D) flexible mould retreats, and utilizes plug by the compact chain demoulding after extruded, can carry out the extruding of next compact chain
Molding.
Compact chain pressurizing unit the most according to claim 2 carries out the method that compact chain is extruded, it is characterised in that: squeeze
During pressure, the temperature of the blank ring temperature in 600-1000 DEG C of interval and blank ring needs equilibrium, and in same blank ring between each position
The temperature difference must not surpass 30 DEG C.
4. carrying out, according to the compact chain pressurizing unit described in Claims 2 or 3, the method that compact chain is extruded, its feature exists
In: the compact chain ring gauge lattice produced in actual production process are ∮ 26, ∮ 30, ∮ 34, ∮ 38, ∮ 42, the several specification of ∮ 48,
When specification is ∮ 26, extruding force>70T, extrusion speed<10m/s, dwell time>1.5s, amount of compression>12mm；
When specification is ∮ 30, extruding force>80T, extrusion speed<10m/s, dwell time>1.5s, amount of compression>12mm；
When specification is ∮ 34, extruding force>95T, extrusion speed<8m/s, dwell time>2s, amount of compression>12mm；
When specification is ∮ 38, extruding force>110T, extrusion speed<8m/s, dwell time>2s, amount of compression>11mm；
When specification is ∮ 42, extruding force>125T, extrusion speed<6m/s, dwell time>3s, amount of compression>18mm；
When specification is ∮ 48, extruding force>140T, extrusion speed<6m/s, dwell time>3s, amount of compression>35mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410275508.2A CN104084487B (en) | 2014-06-20 | 2014-06-20 | A kind of compact chain pressurizing unit and extrusion process thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410275508.2A CN104084487B (en) | 2014-06-20 | 2014-06-20 | A kind of compact chain pressurizing unit and extrusion process thereof |
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| CN104084487B true CN104084487B (en) | 2016-09-14 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109263027B (en) * | 2018-08-15 | 2020-08-28 | 厚成精工汽车部件（苏州）有限公司 | Production method for manufacturing upper pipe column by adopting oil pressure die |
| CN111347005B (en) * | 2020-03-12 | 2021-10-12 | 浙江机电职业技术学院 | One-step bending forming chain ring device |
| CN112676531A (en) * | 2020-12-08 | 2021-04-20 | 江苏亚星锚链股份有限公司 | Manufacturing method of mining chain vertical ring |
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| CN103418739A (en) * | 2013-08-13 | 2013-12-04 | 江苏金茂制链有限公司 | Flat ring pressing method |
| CN203955892U (en) * | 2014-06-20 | 2014-11-26 | 江苏格林机械有限公司 | A kind of compact chain pressurizing unit |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3662539A (en) * | 1968-10-16 | 1972-05-16 | Peter Florjancic | Injection moulded chain, especially plastic chain |
| JPS54149371A (en) * | 1978-05-15 | 1979-11-22 | Kobe Steel Ltd | Continuous forming method for chain |
| EP0021687A1 (en) * | 1979-06-08 | 1981-01-07 | C.L. FROST & SON, INC. | Method of reconditioning a worn chain link |
| US7310934B1 (en) * | 2005-12-16 | 2007-12-25 | Peerless Chain Company | Method of making one-way chain |
| CN101342568A (en) * | 2008-08-16 | 2009-01-14 | 宁夏天地奔牛实业集团有限公司 | Method for manufacturing super-flat compact type chain vertical ring |
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| CN202398779U (en) * | 2011-12-23 | 2012-08-29 | 王洪军 | Automatic string braiding device for high strength large ring chain for mine |
| CN202571158U (en) * | 2012-04-01 | 2012-12-05 | 重庆乾合科技有限公司 | Rear-mounted chain correction device of welding machine |
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| CN104084487A (en) | 2014-10-08 |
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