CN109201966A - The anti-anchoring piece bending cutter assembly that bursts apart - Google Patents

The anti-anchoring piece bending cutter assembly that bursts apart Download PDF

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Publication number
CN109201966A
CN109201966A CN201811278616.XA CN201811278616A CN109201966A CN 109201966 A CN109201966 A CN 109201966A CN 201811278616 A CN201811278616 A CN 201811278616A CN 109201966 A CN109201966 A CN 109201966A
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CN
China
Prior art keywords
cutter
anchoring piece
carburizer
fixture
piece bending
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.)
Pending
Application number
CN201811278616.XA
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Chinese (zh)
Inventor
余祥
周慧
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.)
Anhui Wuhu Conch Construction and Installation Co Ltd
Original Assignee
Anhui Wuhu Conch Construction and Installation 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 Anhui Wuhu Conch Construction and Installation Co Ltd filed Critical Anhui Wuhu Conch Construction and Installation Co Ltd
Priority to CN201811278616.XA priority Critical patent/CN109201966A/en
Publication of CN109201966A publication Critical patent/CN109201966A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21FWORKING OR PROCESSING OF METAL WIRE
    • B21F11/00Cutting wire

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)

Abstract

The invention discloses one kind anti-burst apart anchoring piece bending cutter assembly, including cutter pedestal, fixture base, fixture, the first cutter and the second cutters;The mounting groove to lower recess is formed at the top of cutter pedestal, fixture base, the first cutter are all set in mounting groove, and fixture is set to the top of fixture base;Second cutter forms gap towards the first cutter, and between the first cutter, the second cutter;Through hole is provided in first cutter, the second cutter, reinforcing bar, which can pass through through hole and extend in fixture, to be clamped;First cutter and the second cutter are prepared using carburizing steel.The anti-anchoring piece bending cutter assembly that bursts apart is with excellent service life.

Description

The anti-anchoring piece bending cutter assembly that bursts apart
Technical field
The present invention relates to cutter material cutters, and in particular, to the anti-anchoring piece bending cutter assembly that bursts apart of one kind.
Background technique
Anchoring piece refers to for by monolithic refractory liner, fire-resistant prefabricated member, fire-retardent fiber felt-rug and furnace shell or furnace body steel The component that structure connects.The effect of anchoring piece is for connected liner body to be fixed on certain position, to resist quiet lotus Load, thermal stress, mechanical rotation or the effect of vibration.Anchoring piece facilitates before preventing construction from being formed with Ceramic bond in heating process Material collapses, and additionally aiding keeps Material shrinkage uniform, and liner body is avoided to form crackle that is big and concentrating.
It is related to the shearing of reinforcing bar in the processing of anchoring piece, the shearing of reinforcing bar generally passes through cutter, although current cutter Can be by bar cutting, but cutter will occur bursting apart after a period of use, scratch and fracture situation, and then greatly Shorten the service life of cutter.
Summary of the invention
The object of the present invention is to provide the anti-anchoring piece bending cutter assembly that bursts apart of one kind, the anti-anchoring piece bending cutters that bursts apart Component has excellent service life.
To achieve the goals above, the present invention provides one kind anti-burst apart anchoring piece bending cutter assembly, including cutter bottoms Seat, fixture base, fixture, the first cutter and the second cutter;The mounting groove to lower recess, fixture are formed at the top of cutter pedestal Pedestal, the first cutter are all set in mounting groove, and fixture is set to the top of fixture base;Second cutter towards the first cutter, And gap is formed between first cutter, the second cutter;Through hole is provided in first cutter, the second cutter, reinforcing bar can lead to It crosses through hole and extends in fixture and be clamped;First cutter and the second cutter are prepared using carburizing steel;
Wherein, carburizing steel is prepared using following methods: carrying out hot place firstly, A2 mould steel is placed in the first carburizer Reason;Then, A2 mould steel is placed in progress high speed carburizing in the second carburizer;Then, A2 mould steel is cooled down and is quenched Processing is to be made the anti-anchoring piece bending cutter assembly that bursts apart;
Wherein, the first carburizer contains charcoal, barium carbonate, potassium carbonate, chitosan, and the content of charcoal is in the first carburizer 78-84 weight %;Second carburizer contains charcoal, barium carbonate, calcium carbonate, strontium carbonate, cyclodextrin, and wooden in the second carburizer The content of charcoal is 88-92 weight %.
In the above-mentioned technical solutions, the anti-anchoring piece bending cutter assembly that bursts apart provided by the invention use process is as follows: Reinforcing bar successively passes through the through hole of the first cutter, the second cutter, while fixture can form chucking power to reinforcing bar, then first cut Between knife, the second cutter formed dislocation, in the process the first cutter, the second cutter the edge of a knife reinforced shear can be cut off.Its In, the first cutter, the second cutter are prepared using carburizing steel;The preparation method of carburizing steel carries out hot place in low-carbon gesture first Then reason carries out high speed carburizing and Carbon diffusion in high carbon potential, finally carry out quenching treatment and carry out so that carburizing obtained Steel.After cutter is made in the carburizing steel, by using discovery, which does not occur wear phenomenon at shear reinforcement 60,000 times or more, into And make the cutter that there is excellent service life.
Other features and advantages of the present invention will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
The drawings are intended to provide a further understanding of the invention, and constitutes part of specification, with following tool Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is a kind of structural schematic diagram of preferred embodiment of the anti-anchoring piece bending cutter assembly that bursts apart provided by the invention.
Appended drawing reference
1, the first cutter 2, the second cutter
3, cutter pedestal 4, mounting groove
5, fixture base 6, fixture
7, the first bolt 8, the second bolt
9, screw 10, through hole.
Specific embodiment
Detailed description of the preferred embodiments below.It should be understood that described herein specific Embodiment is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
The present invention provides the anti-anchoring piece bending cutter assemblies that bursts apart of one kind, as shown in Figure 1, including cutter pedestal 3, fixture Pedestal 5, fixture 6, the first cutter 1 and the second cutter 2;The top of cutter pedestal 3 is formed with the mounting groove 4 to lower recess, fixture Pedestal 5, the first cutter 1 are all set in mounting groove 4, and fixture 6 is set to the top of fixture base 5;Second cutter 2 is towards first Cutter 1, and gap is formed between the first cutter 1, the second cutter 2;Through hole is provided in first cutter 1, the second cutter 2 10, reinforcing bar, which can pass through through hole 10 and extend in fixture 6, to be clamped;First cutter 1 and the second cutter 2 use carburizing steel It is standby to form;
Wherein, carburizing steel is prepared using following methods: carrying out hot place firstly, A2 mould steel is placed in the first carburizer Reason;Then, A2 mould steel is placed in progress high speed carburizing in the second carburizer;Then, A2 mould steel is cooled down and is quenched Processing;
Wherein, the first carburizer contains charcoal, barium carbonate, potassium carbonate, chitosan, and the content of charcoal is in the first carburizer 78-84 weight %;Second carburizer contains charcoal, barium carbonate, calcium carbonate, strontium carbonate, cyclodextrin, and wooden in the second carburizer The content of charcoal is 88-92 weight %.
The above-mentioned anti-anchoring piece bending cutter assembly that bursts apart use process is as follows: reinforcing bar successively passes through the first cutter 1, The through hole 10 of two cutters 2, while fixture 6 can form chucking power, then shape between the first cutter 1, the second cutter 2 to reinforcing bar At dislocation, in the process the first cutter 1, the second cutter 2 the edge of a knife reinforced shear can be cut off.Wherein, the first cutter 1, Two cutters 2 are prepared using carburizing steel;The preparation method of carburizing steel is heat-treated in low-carbon gesture first, then in high-carbon High speed carburizing and Carbon diffusion are carried out in gesture, are finally carried out quenching treatment and are carried out so that carburizing steel obtained.The carburizing steel After cutter, by using discovery, which does not occur wear phenomenon at shear reinforcement 60,000 times or more, so that the cutter With excellent service life.
In the present invention, the content of each component can select in a wide range in the first carburizer, but in order into one Step improves the service life of the anti-anchoring piece bending cutter assembly that bursts apart obtained, it is preferable that in the first carburizer, barium carbonate, Potassium carbonate, chitosan weight ratio be 10:20-30:1-3.
In the present invention, the actual conditions of heat treatment can select in a wide range, but in order to further increase system The anti-anchoring piece bending cutter assembly that bursts apart service life, it is preferable that heat treatment are as follows: by A2 mould steel from 80-95 DEG C with 2.5-3 DEG C/min is warming up to 550-600 DEG C, is then warming up to 910-920 DEG C with 1.8-2 DEG C/min and keeps the temperature 30-40min.
In the present invention, the content of each component can select in a wide range in the second carburizer, but in order into one Step improves the service life of the anti-anchoring piece bending cutter assembly that bursts apart obtained, it is preferable that in the second carburizer, barium carbonate, Calcium carbonate, strontium carbonate, cyclodextrin weight ratio be 10:20-25:10-15:1-3.
In the present invention, the actual conditions of high speed carburizing can select in a wide range, but in order to further increase The service life of the anti-anchoring piece bending cutter assembly that bursts apart obtained, it is preferable that high speed carburizing meets the following conditions: temperature is 910-920 DEG C, time 6-8h.
In the present invention, hardening heat can select in a wide range, but in order to further increase obtained anti-collapse Split the service life of anchoring piece bending cutter assembly, it is preferable that A2 mould steel is cooled to 850-855 DEG C and is quenched.
In the present invention, quenching mode can select in a wide range, but in order to further increase obtained anti-collapse Split the service life of anchoring piece bending cutter assembly, it is preferable that quenching uses oil quenchinng.
In the present invention, the positional relationship between fixture base and fixture and the first cutter can be selected in a wide range Select, but in order to further increase the stability during bar cutting, it is preferable that the end of fixture base 5 and fixture 6 with The end of first cutter 1 is in contact.
In the present invention, the fixed form of fixture 6 can select in a wide range, but for the ease of installing and tearing open It unloads, it is preferable that fixture 6 is fixed in fixture base 5 by screw 9.
In the present invention, cutter pedestal 3, the second cutter 2 fixed form can select in a wide range, but in order to It is easily installed and dismantles, it is preferable that cutter pedestal 3 is fixed on bending machine by the first bolt 7, and the second cutter 2 passes through second Bolt 8 is fixed on bending machine.
The present invention will be described in detail by way of examples below.
Embodiment 1
Firstly, A2 mould steel is placed in the first carburizer and is heat-treated (580 DEG C is warming up to 2.8 DEG C/min from 88 DEG C, is connect Be warming up to 915 DEG C with 1.9 DEG C/min and keep the temperature 35min);Then, A2 mould steel is placed in the second carburizer and carries out high speed Carburizing (temperature is 915 DEG C, time 7h);Then, A2 mould steel is cooled to 853 DEG C of progress oil quenchinngs and handles obtained carburizing Steel 1;
Wherein, first carburizer contains charcoal, barium carbonate, potassium carbonate, chitosan, and charcoal in first carburizer Content be 80 weight %, barium carbonate, potassium carbonate, chitosan weight ratio be 10:25:2;Second carburizer contain charcoal, Barium carbonate, calcium carbonate, strontium carbonate, cyclodextrin, and the content of charcoal is 90 weight %, barium carbonate, carbon in second carburizer Sour calcium, strontium carbonate, cyclodextrin weight ratio be 10:23:13:2.
Embodiment 2
(550 DEG C are warming up to 3 DEG C/min from 80 DEG C, then firstly, A2 mould steel is placed in the first carburizer and is heat-treated 910 DEG C are warming up to 1.8 DEG C/min and keeps the temperature 40min);Then, A2 mould steel is placed in progress high speed infiltration in the second carburizer Carbon (temperature is 910 DEG C, time 8h);Then, A2 mould steel is cooled to 850 DEG C of progress oil quenchinngs and handles obtained carburizing steel 2;
Wherein, first carburizer contains charcoal, barium carbonate, potassium carbonate, chitosan, and charcoal in first carburizer Content be 78 weight %, barium carbonate, potassium carbonate, chitosan weight ratio be 10:20:1;Second carburizer contain charcoal, Barium carbonate, calcium carbonate, strontium carbonate, cyclodextrin, and the content of charcoal is 88 weight %, barium carbonate, carbon in second carburizer Sour calcium, strontium carbonate, cyclodextrin weight ratio be 10:20:10:1.
Embodiment 3
Firstly, A2 mould steel is placed in the first carburizer and is heat-treated (600 DEG C is warming up to 2.5 DEG C/min from 95 DEG C, is connect Be warming up to 920 DEG C with 2 DEG C/min and keep the temperature 30min);Then, A2 mould steel is placed in progress high speed infiltration in the second carburizer Carbon (temperature is 920 DEG C, time 6h);Then, A2 mould steel is cooled to 855 DEG C of progress oil quenchinngs and handles obtained carburizing steel 3;
Wherein, first carburizer contains charcoal, barium carbonate, potassium carbonate, chitosan, and charcoal in first carburizer Content be 84 weight %, barium carbonate, potassium carbonate, chitosan weight ratio be 10:30:3;Second carburizer contain charcoal, Barium carbonate, calcium carbonate, strontium carbonate, cyclodextrin, and the content of charcoal is 92 weight %, barium carbonate, carbon in second carburizer Sour calcium, strontium carbonate, cyclodextrin weight ratio be 10:25:15:3.
Application examples 1
By above-mentioned carburizing steel, A2 mould steel by cast molding be made the first cutter 1, the second cutter 2, then by the first cutter 1, Second cutter 2 is installed into the anti-anchoring piece bending cutter assembly that bursts apart as shown in Figure 1, then by shear reinforcement, is being cut respectively The wear phenomenon that the first cutter 1, the second cutter 2 are observed after cutting 20,000 times and 60,000 times, is specifically shown in Table 1.
Table 1
The preferred embodiment of the present invention has been described above in detail, still, the tool during present invention is not limited to the embodiments described above Body details within the scope of the technical concept of the present invention can be with various simple variants of the technical solution of the present invention are made, these letters Monotropic type all belongs to the scope of protection of the present invention.
It is further to note that specific technical features described in the above specific embodiments, in not lance In the case where shield, can be combined in any appropriate way, in order to avoid unnecessary repetition, the present invention to it is various can No further explanation will be given for the combination of energy.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally The thought of invention, it should also be regarded as the disclosure of the present invention.

Claims (10)

1. the anti-anchoring piece bending cutter assembly that bursts apart of one kind, which is characterized in that including cutter pedestal (3), fixture base (5), folder Have (6), the first cutter (1) and the second cutter (2);The mounting groove to lower recess is formed at the top of the cutter pedestal (3) (4), the fixture base (5), the first cutter (1) are all set in the mounting groove (4), and the fixture (6) is set to described The top of fixture base (5);Second cutter (2) first cutter (1), second is cut towards first cutter (1) Knife forms gap between (2);Through hole (10) are provided in first cutter (1), the second cutter (2), reinforcing bar can lead to It crosses the through hole (10) and extends in the fixture (6) and be clamped;First cutter (1) and the second cutter (2) use carburizing Steel is prepared;
Wherein, the carburizing steel is prepared using following methods: carrying out heat firstly, A2 mould steel is placed in the first carburizer Processing;Then, A2 mould steel is placed in progress high speed carburizing in the second carburizer;Then, A2 mould steel is cooled down and is quenched Fire processing;
Wherein, first carburizer contains charcoal, barium carbonate, potassium carbonate, chitosan, and charcoal in first carburizer Content be 78-84 weight %;Second carburizer contains charcoal, barium carbonate, calcium carbonate, strontium carbonate, cyclodextrin, and institute The content for stating charcoal in the second carburizer is 88-92 weight %.
2. the anti-anchoring piece bending cutter assembly that bursts apart according to claim 1, wherein in first carburizer, institute State barium carbonate, potassium carbonate, chitosan weight ratio be 10:20-30:1-3.
3. the anti-anchoring piece bending cutter assembly that bursts apart according to claim 1, wherein the heat treatment are as follows: by the A2 Mould steel is warming up to 550-600 DEG C from 80-95 DEG C with 2.5-3 DEG C/min, is then warming up to 910-920 DEG C with 1.8-2 DEG C/min And keep the temperature 30-40min.
4. the anti-anchoring piece bending cutter assembly that bursts apart according to claim 1, wherein in second carburizer, institute State barium carbonate, calcium carbonate, strontium carbonate, cyclodextrin weight ratio be 10:20-25:10-15:1-3.
5. the anti-anchoring piece bending cutter assembly that bursts apart according to claim 1, wherein the high speed carburizing meets following item Part: temperature is 910-920 DEG C, time 6-8h.
6. the anti-anchoring piece bending cutter assembly that bursts apart according to claim 1, wherein A2 mould steel is cooled to 850- 855 DEG C are quenched.
7. the anti-anchoring piece bending cutter assembly that bursts apart according to claim 1, wherein the quenching uses oil quenchinng.
8. the anti-anchoring piece bending cutter assembly that bursts apart according to claim 1, wherein the fixture base (5) and fixture (6) end is in contact with the end of first cutter (1).
9. the anti-anchoring piece bending cutter assembly that bursts apart according to claim 1, wherein the fixture (6) passes through screw (9) It is fixed on the fixture base (5).
10. the anti-anchoring piece bending cutter assembly that bursts apart according to claim 1, wherein the cutter pedestal (3) passes through the One bolt (7) is fixed on bending machine, and second cutter (2) is fixed on bending machine by the second bolt (8).
CN201811278616.XA 2018-10-30 2018-10-30 The anti-anchoring piece bending cutter assembly that bursts apart Pending CN109201966A (en)

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CN101177725A (en) * 2007-12-01 2008-05-14 太原理工大学 Surface metallurgy technique for cobalt-containing super-hard high-speed steel
CN102357618A (en) * 2011-08-24 2012-02-22 泰博制钢股份有限公司 Steel wire shearing device
CN203316559U (en) * 2013-05-28 2013-12-04 重庆市华青汽车配件有限公司 Bar cutting-off die
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Application publication date: 20190115