CN209190121U - Radial forging machine hammer stem pin repairs special tooling - Google Patents
Radial forging machine hammer stem pin repairs special tooling Download PDFInfo
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- CN209190121U CN209190121U CN201821941699.1U CN201821941699U CN209190121U CN 209190121 U CN209190121 U CN 209190121U CN 201821941699 U CN201821941699 U CN 201821941699U CN 209190121 U CN209190121 U CN 209190121U
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- hammer stem
- tool assembly
- pin
- positioning
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Abstract
The utility model relates to one kind can be in the case where not dismantling hammer stem, complete the positioning and reparation of hammer stem pin, greatly shorten maintenance time, and guarantee the capability and performance of forging product, the radial forging machine hammer stem pin for generating larger productivity effect repairs special tooling, including being mounted on tool assembly on hammer stem with seam allowance, pin hole and location hole, the seam allowance in tool assembly is matched with wear-resistant sleeve, realizes tool assembly radial positioning；Pin hole in tool assembly is matched with hollow pins；Location hole in tool assembly is matched with positioning sleeve, and positioning sleeve also passes through bolt and matches with the threaded bores on hammer stem, realizes the positioning of tool assembly circumferencial direction；Tool assembly and hammer stem are bound up by bolt；It is positioned by above-mentioned special tooling, then implements the pin positioning accuracy height after welding, the positioning accuracy of link pin can be restored in not disassembled equipment, and there is sufficient intensity, radial forging machine work requirements are fully met, repair procedures only need 1-2 working day, and operating efficiency is greatly improved compared with traditional scheme.
Description
Technical field
The utility model belongs to flat-die forging equipment technical field more particularly to one kind can be the case where not dismantling hammer stem
Under, complete hammer stem pin positioning and reparation, greatly shorten maintenance time, and guarantee forging product capability and performance, generate compared with
The radial forging machine hammer stem pin of mass production benefit repairs special tooling.
Background technique
Large-scale radial forging machine, longtime running, will cause hammer stem pin and hammer stem pin hole cooperation failure, loosens under heavy loading,
Being directed at tup component can not position, and cause a series of failures such as tup superstructure loosening, connection bolt fracture, seriously affect forging and produce
Product processing quality, easily because surface and internal flaw cause loss due to spoiled work.Since hammer stem finger setting required precision is high, in order to true
Positioning accuracy is protected, maintenance is machined again to the pin hole on hammer stem after usually dismantling hammer stem, disassembly and installation restored
The journey time is longer, causes key equipment to shut down for a long time, seriously affects production.After hammer stem pin and hammer stem cooperation failure, by tradition
Repair method needs disassembled equipment, splits out hammer stem, the distribution after pin hole processing on heavy machine tool, to ensure the positioning accuracy in hole, so
After return dress.This method may insure machining accuracy, but time-consuming, need large-scale machining equipment；Structure is complicated for big swaging machine simultaneously,
Entirely tear open, repair, dress process is 2-3 weeks, and needs the cooperation of a large amount of manpower and material resources, serious to restrict production and is normally carried out, lose huge
Greatly.Such as using the repair scheme for welding hammer stem pin directly on hammer stem.Although can not disassembled equipment, the positioning accurate of hammer stem pin
Degree not can guarantee, and equally be unable to satisfy process requirements.
Based on this, we design a kind of radial forging machine hammer stem pin repairing special tooling, to make up conventional solution not
Foot place.
Summary of the invention
A kind of radial forging machine hammer stem pin is provided the purpose of the utility model is to overcome the deficiencies in the prior art
Special tooling is repaired, the high accuracy positioning of hammer stem pin is realized by this special tooling, and then implements welding positioning pin on hammer stem
Operation；It, can without the conventional processing routes of distribution after machining pin hole after disassembled equipment after above-mentioned special tooling
Repairing efficiency is increased substantially, and avoids forging product processing quality problem and loss due to spoiled work caused by loosening because of hammer stem pin.
The technical solution of the utility model is achieved in that a kind of radial forging machine hammer stem pin repairs special tooling, including
It is mounted on tool assembly on hammer stem with seam allowance, pin hole and location hole, the seam allowance in tool assembly is matched with wear-resistant sleeve, realizes work
Fill body radial positioning；Pin hole in tool assembly is matched with hollow pins；Location hole in tool assembly is matched with positioning sleeve, positioning
Set is also matched by bolt with the threaded bores on hammer stem, realizes the positioning of tool assembly circumferencial direction；Bolt is by tool assembly and hammer
Bar is bound up.
Hollow pins are hollow structure；Guide covers in hollow pins.
Wear-resistant sleeve is installed on hammer stem in equipment.
The utility model has following good effect: passing through the positioning accuracy for the hollow pins that this special tooling is realized.
Hollow to realize spot welding positioning using hollow structure, spot welding positions from inner hole, and excircle welding is reinforced；Guide covers
It is replaceable after abrasion in hollow pins, for extending the service life of hollow pins.Using above-mentioned tooling by after the positioning of hollow pins,
It takes welding procedure: being put and be welded on hammer stem at inner hole in hollow pins, its position is fixed；Tooling is removed, is left hollow
Hollow pins, are welded on hammer stem by pin along groove.It is positioned by above-mentioned special tooling, then implements the pin positioning accuracy after welding
Height can restore the positioning accuracy of link pin in the case where not disassembled equipment, and have enough intensity.Radial direction can be fully met
Forging machine work requirements.Above-mentioned repair procedures only need 1-2 working day, and operating efficiency is greatly improved compared with traditional scheme.
Detailed description of the invention
Fig. 1 is the structural front view that the utility model radial forging machine hammer stem pin repairs special tooling.
Fig. 2 is the A-A cross-sectional view on main view.
It is marked in figure are as follows: 1, hollow pins；2, tool assembly；3, guide；4, positioning sleeve；5, bolt；6, hammer stem；7, wear-resistant sleeve.
Specific embodiment
As shown in Figure 1, 2, radial forging machine hammer stem pin is repaired special tooling and is made of following part: 1, hollow pins；2, tooling
Body；3, guide；4, positioning sleeve；5, bolt.Hammer stem 6, the wear-resistant sleeve 7 being assemblied in equipment.Specific structure is as follows: a kind of radial forging
Machine hammer stem pin repairs special tooling, tool assembly 2 on hammer stem that are mounted on including having seam allowance, pin hole and location hole, in tool assembly
Seam allowance matched with wear-resistant sleeve 7, realize tool assembly radial positioning；Pin hole in tool assembly is matched with hollow pins 1；Tool assembly
On location hole matched with positioning sleeve 4, positioning sleeve 4 is also matched by bolt 5 with the threaded bores on hammer stem 6, realize work
Fill the positioning of body circumferencial direction；Tool assembly and hammer stem 6 are bound up by bolt 5；Hollow pins 1 are hollow structure；3 sets of guide in sky
On heart pin 1.Wear-resistant sleeve 7 is installed on hammer stem 6 in equipment.
Tool assembly 2 is on hammer stem.It has seam allowance, pin hole and location hole above.Seam allowance in tool assembly is matched with wear-resistant sleeve 7
It closes；Realize tool assembly radial positioning.Pin hole and hollow pins 1 in tool assembly cooperate；Location hole in tool assembly is matched with positioning sleeve 4
It closes, positioning sleeve 4 also cooperates with the threaded bores on hammer stem 6 simultaneously, realizes the positioning of 2 circumferencial direction of tool assembly；Bolt 5 is used for work
Dress and hammer stem 6 are bound up；By the positioning accuracy for the hollow pins that this special tooling is realized, above-mentioned cooperation precision is depended on.
Hollow pins 1 must use hollow structure.Just be able to achieve spot welding positioning in this way: spot welding positions from inner hole, and excircle welding is reinforced.
3 sets of guide in hollow pins 1, it is replaceable after abrasion, for extending the service life of hollow pins.
First the pin hole position on hammer stem 6 digs welding groove.Using above-mentioned tooling by after the positioning of hollow pins, welding is taken
Technique: being put at inner hole in hollow pins and be welded on hammer stem, its position is fixed；Tooling is removed, hollow pins are left, along groove
Hollow pins are welded on hammer stem；Guide 3 can only replace guide, extend the service life of pin in hollow pins after abrasion.It is complete
At the repairing of positioning pin.Above-mentioned repair procedures only need 1-2 working day.
The pin hole that cooperation precision is lost on hammer stem is expanded: groove is beaten in the pin hole position damaged on hammer stem (can use gas
Plane), cleaning.Hole extensive magnitude is subject to implementable welding.Pin is positioned: tool assembly 2 is on hammer stem 6, by positioning sleeve 4 and only
Tooling, is pressed on hammer stem by mouth positioning by bolt 5.Hollow pins 1 and guide 3 are assembled together, the pin hole being packed into tooling
It is interior.Realize the positioning of hollow pins.Spot welding is simultaneously reinforced: after hollow finger setting, being put and is welded on connecting rod at inner hole.Remove work
Dress, the position of the hollow pins left will not change.Pin is welded on connecting rod along the groove dug in advance again.It is routinely welded when welding
Technique is connect to preheat and be symmetrically welded.After trimming by guide in hollow pins.In order to realize that spot welding positions, hammer stem pin is necessary
Using hollow structure, spot welding is positioned from inner hole, and excircle welding is reinforced.Replaceable guide 3 is installed on pin, for extending
The service life of hammer stem pin.
It is positioned by above-mentioned special tooling, then implements the pin positioning accuracy height after welding, it can be in not disassembled equipment
In the case of restore the positioning accuracy of link pin, and have enough intensity.Radial forging machine work requirements can be fully met.Above-mentioned repairing
Process only needs 1-2 working day, and operating efficiency is greatly improved compared with traditional scheme.
Claims (3)
1. a kind of radial forging machine hammer stem pin repairs special tooling, including being mounted on hammer stem with seam allowance, pin hole and location hole
Tool assembly (2), it is characterised in that: the seam allowance in tool assembly is matched with wear-resistant sleeve (7), realizes tool assembly radial positioning；Tooling
Pin hole on body is matched with hollow pins (1)；Location hole in tool assembly is matched with positioning sleeve (4), and positioning sleeve (4) also passes through
Bolt (5) is matched with the threaded bores on hammer stem (6), realizes the positioning of tool assembly circumferencial direction；Bolt (5) is by tool assembly and hammer
Bar (6) is bound up.
2. a kind of radial forging machine hammer stem pin according to claim 1 repairs special tooling, it is characterised in that: hollow pins (1)
For hollow structure；Guide (3) covers on hollow pins (1).
3. a kind of radial forging machine hammer stem pin according to claim 1 repairs special tooling, it is characterised in that:
Wear-resistant sleeve (7) are installed on hammer stem (6) in equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821941699.1U CN209190121U (en) | 2018-11-23 | 2018-11-23 | Radial forging machine hammer stem pin repairs special tooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821941699.1U CN209190121U (en) | 2018-11-23 | 2018-11-23 | Radial forging machine hammer stem pin repairs special tooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209190121U true CN209190121U (en) | 2019-08-02 |
Family
ID=67425701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821941699.1U Active CN209190121U (en) | 2018-11-23 | 2018-11-23 | Radial forging machine hammer stem pin repairs special tooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209190121U (en) |
-
2018
- 2018-11-23 CN CN201821941699.1U patent/CN209190121U/en active Active
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