CN105557083A - Novel hoe and hot drawing process of hole handle pant - Google Patents
Novel hoe and hot drawing process of hole handle pant Download PDFInfo
- Publication number
- CN105557083A CN105557083A CN201610071716.XA CN201610071716A CN105557083A CN 105557083 A CN105557083 A CN 105557083A CN 201610071716 A CN201610071716 A CN 201610071716A CN 105557083 A CN105557083 A CN 105557083A
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- China
- Prior art keywords
- hoe
- handle
- pant
- workpiece
- plate
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B1/00—Hand tools
- A01B1/06—Hoes; Hand cultivators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/60—Making other particular articles cutlery wares; garden tools or the like
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The invention provides an agricultural hoe and a hot drawing process of a hoe handle pant. A hoe plate and a handle pant are integrated, the middle upper portion of the back of the hoe plate is provided with a groove, a protrusion is formed on the front of the hoe plate corresponding to the groove, the handle pant is of a circular ring structure, the outer edge of the handle pant is turned and expanded outwards, and a flange is formed. The hoe is formed through manganese steel alloy hot strip steel in a drawing mode, and the production procedure includes the steps of material cutting, piece stamping, truing and dressing, Logo embossing, workpiece heating, handle pant drawing, punching, handle pant extending and forming, quenching, surface pretreatment, coating, packaging and warehousing. The hoe is formed through the manganese steel alloy hot strip steel in a drawing mode, the process is simple, and raw materials are low in price; the hoe plate and the handle pant are integrated, the overall mechanical strength of the hoe is high, and the hoe is firm and durable in use; the groove of a V-shaped conical structure in the front of the hoe plate and the protrusion on the back of the hoe plate play the role of a reinforcing rib, and the hoe can be uniform in stress; the handle pant is provided with the outwards-turned edge which is integrally formed with the handle pant, when the hoe meets solid substances in the operation process, the substances are knocked with the outwards-turned edge, and the application function of the hoe is increased.
Description
Technical field
The present invention relates to the Hot drawing technique of a kind of agricultural hoe and hoe handle trousers.
Background technology
Traditional hoe is by uprooting plate and hoe hoop forms, and hoe hoop is welded on out on hoe plate, and this hoe welds with hoe plate due to hoe hoop, and mechanical strength is lower, and service life is shorter.
Chinese patent CN21191964Y discloses one " hoe ", its structural feature is: hoe plate and hoe hoop be welded as a whole, hoe plate bottom, the same backing strip of hoe hoop bottom welding, hoe plate and hoe hoop are welded as a whole, because hoe plate and hoe hoop are still Welding Structures, its mechanical strength is still not high.
Chinese patent CN101683030B discloses one " hoe of hoe plate back welding casting muscle ", and its structural feature is: ... hoe one end of plate and hoe hoop are welded as a whole, in the lottery that casting muscle is filled in hoe back with uproot back phase flat welded.Although the setting of casting muscle adds mechanical strength, limit, still have weak point, show by its structure: Long-Time Service is welded with hoe hoop in one end of hoe plate, hoe hoop easily departs from hoe plate, and durability is poor, and service life is short.
And traditional system hoe technique generally adopts the high-power die forging method of bloom, handle trousers are welded on hoe plate, and this complex process, labour intensity is large, inefficiency.
Summary of the invention
In order to solve the above-mentioned deficiency of existing hoe and production technology, goal of the invention one of the present invention carries
Be integrated for a kind of hoe plate and handle trousers, robust new hoe, the two Hot drawing techniques being to provide a kind of new hoe handle trousers.
Solve the problems of the technologies described above and adopt technical scheme:
A kind of new hoe, primarily of hoe plate and handle trousers composition, described hoe plate and handle trousers are integrated, the middle and upper part, the back side of hoe plate is provided with groove, corresponding with groove, forms projection in the front of hoe plate, described groove, protruding upper end are connected with handle trousers, described handle trousers are circular ring structure, and the outer rim of handle trousers, to expansion of turning up, forms flange.
Described groove, projection are up big and down small " V " word vertebra shape structure.
A production method for new hoe, the equipment that its production method uses comprises punch press, uncoiler, purl machine, plate shearing machine, abrasive machine, forcing press, heating furnace, and the method adopts manganese alloy hot strip steel drawing and forming, and production procedure is as follows:
A. fracture: by hot rolling 50mn belt steel material, be arranged on uncoiler, after purl machine smoothing, cuts off with plate shearing machine, the disconnected size 530mm of material;
B. punching: be shaping required form by disconnected for the material cut off punching sheet of punch, cuts off shape;
C. put the first edge on a knife or a pair of scissors: adopt abrasive machine, barreling hoe cutting edge position, and reach demand data, technical size is 20*1.5mm;
D.Logo impresses: by design shape marking Logo, use the forcing press being more than or equal to 35T, to the matrix compacting marking of instrument brand;
E. workpiece heat: use roller hearth furnace heating, from pendulum to heating, uses heated by natural gas mode, to workpiece heat to 850-950 DEG C;
F. handle trousers drawing: utilize two 35T forcing presses, carries out drawing processing to workpiece handle trousers position in two steps;
The first step is to work pieces process, and diameter dimension is 70-80mm, degree of depth 15-20mm, adopts plain base drawing;
It is 35-45mm, degree of depth 15-20mm cone formula drawing that second step carries out diameter to workpiece on the basis of first step workpiece;
G. punching: by the data designed in advance, carries out punching with forcing press to bottom handle trousers, aperture size ￠ 25-30mm, single hole stamping-out, deeply does basis prepare for next step drawing;
H. handle trousers deepening is shaping: utilization is deeply prolonged punch die and processed workpiece, press tonnage 40T;
I. quench: after workpiece is completed by above step, use salt bath to carry out isothermal hardening; During quenching, workpiece temperature requires 650-750 DEG C, and isothermal time 15-25 minute, reaches hardness HRC35-45;
J. surface pretreatment: use irony abrasive material, through tumbling operation, removes surface scale and dirt;
K application: will remove the product of surface scale and dirt, with the hanger designed, forward hangs on paint line, through spraying, solidifying, pluck part station, is made as finished product;
L. warehouse-in is packed: by the manner of packing designed in advance, packed by finished product, last packaging and warehousing.
Preferably, described Logo impression use material for high-speed steel or chromium steel.
Preferably, utilize two 35T forcing presses, in two steps drawing processing is carried out to workpiece handle trousers position.
Preferably, punching is carried out with 50-60T forcing press to bottom handle trousers.
Preferably, bottom the trousers that handle trousers deepening is shaping, punch size is: major diameter 48mm, minor diameter 42mm, hole depth 47mm.
Adopt technique scheme, compared with prior art, the present invention adopts manganese alloy hot strip steel drawing and forming, and the production prices of raw and semifnished materials are low, and technique is simple, low cost of manufacture.Hoe plate and handle trousers are integrated, and hoe overall mechanical strength is high, sturdy and durable.Positive and negative " V " the word vertebra shape texture grooves of hoe plate and protruding setting, serve the effect of reinforcement, make hoe plate uniform force.And handle trousers are provided with the outer rotating edge be integrated with it, when operation runs into firm material, available outer rotating edge impact, adds the application function of hoe.
Accompanying drawing explanation
Fig. 1, Fig. 2 are overall structure schematic diagrames of the present invention, and wherein Fig. 1 is back view of the present invention, and Fig. 2 is front elevation of the present invention.
Fig. 3 is punching schematic diagram.
Fig. 4 is stretching schematic diagram, and wherein Fig. 3-A is flat drawing schematic diagram, and Fig. 3-B is dome drawing schematic diagram.
Fig. 5 is shaping compacting schematic diagram.
Fig. 6 is punching schematic diagram bottom handle trousers.
Fig. 7 is deepening shaping schematic view.
Mark in figure: hoe plate 1, groove 2, handle trousers 3, flange 4, protruding 5, punching 6.
Embodiment
Below in conjunction with drawings and Examples, the present invention will be further described.
Following examples for illustration of the present invention, but can not be used for limiting the scope of the invention.Condition in embodiment can do further adjustment according to actual conditions, and unaccounted condition is the condition in normal experiment.
Embodiment 1 hoe
See accompanying drawing 1-2, described hoe adopts manganese alloy hot strip steel to make, be made up of hoe plate 1 and handle trousers 3, hoe plate 1 makes with handle trousers 3 a slice manganese alloy hot strip steel, be structure as a whole, the middle and upper part, the back side of hoe plate is pressed with the groove 2 of up big and down small " V " word vertebra shape structure, corresponding with groove 2, form protruding 5 in the front of hoe plate 1, described groove 2, protruding 5 upper end be connected with handle trousers 3 and be integrated.Handle trousers 3 are circular ring structure, and the outer rim of handle trousers 3, to expansion of turning up, forms flange.
The hoe plate 1 of the present embodiment, together with the long 315mm of handle trousers 3, uproots the wide 180-300mm of plate.
The Hot drawing technique of embodiment 2 new hoe handle trousers
The equipment that the present embodiment production method uses comprises punch press, uncoiler, purl machine, plate shearing machine, abrasive machine, forcing press, heating furnace, the method adopts manganese alloy hot strip steel drawing and forming, production procedure be fracture-punching-put the first edge on a knife or a pair of scissors-Logo impression-workpiece heat-handle trousers drawing-shaping-punching-trousers deepening shaping-quenching-surface pretreatment-application-packaging puts in storage.
Concrete operation step:
1, fracture: by hot rolling 50mn belt steel material, be arranged on uncoiler, after purl machine smoothing, cuts off with plate shearing machine, the disconnected size 530mm of material;
2, punching: see accompanying drawing 3, use 160T punch press by disconnected for the material cut off, punching is shaping required form, cuts off shape;
3, put the first edge on a knife or a pair of scissors: adopt 300 abrasive machines, barreling hoe cutting edge position, and reach demand data, technical size is 20*1.5mm;
4, Logo impression: by design shape marking Logo, use material high-speed steel or chromium steel, use the forcing press being more than or equal to 35T, to the matrix compacting marking of instrument brand;
5, workpiece heat: use roller hearth furnace heating, from pendulum to heating, uses heated by natural gas mode, to workpiece heat to 850-950 DEG C;
6, handle trousers drawing: see accompanying drawing 4, utilizes two 35T forcing presses, carries out in two steps, carries out drawing processing to workpiece handle trousers position.
The first step is to work pieces process, and diameter dimension is 70-80mm, degree of depth 15-20mm, adopts plain base drawing as the 4-A of Fig. 4;
It is that 35-45mm, degree of depth 15-20mm cone formula drawing are as the 4-B of Fig. 4 that second step carries out diameter to workpiece on the basis of first step workpiece;
7, shaping: to see accompanying drawing 5, adopt composite die, utilize 80-100T friction press, the trousers portion of repairing diameter 48mm, degree of depth 37mm is carried out to workpiece trousers position, reach diameter 48mm in data size, lower diameter 42mm, the dark 37mm of trousers, and carry out the shaping compacting of outward appearance simultaneously;
8, punching: see shown in accompanying drawing 6, by the data designed in advance, carries out punching 6 with 50-60T forcing press to bottom trousers, diameter dimension ￠ 25-30mm, single hole stamping-out, deeply does basis prepare for next step drawing;
9, trousers deepening is shaping: see that utilization shown in accompanying drawing 7 is deeply prolonged punch die and processed workpiece, press tonnage 40T.This work step determines handle trousers portion punch size, and punching 6 size technologies data are: major diameter 48mm, minor diameter 42mm, hole depth 47mm;
10, quench: after workpiece is completed by above step, use salt bath to carry out isothermal hardening.During quenching, workpiece temperature requires 650-750 DEG C, and 700 DEG C is that preferably isothermal time 15-25 minute, the isothermal preferred time is: 20 minutes.Reach hardness HRC35-45, agricultural tool can be applicable to and use required hardness requirement;
11, surface pretreatment: use irony abrasive material, through tumbling operation, removes surface scale and dirt;
12, application: will remove the product of surface scale and dirt, with the hanger designed, forward hangs on paint line, through spraying, solidifying, pluck the stations such as part, is made as finished product;
13, packaging warehouse-in: by the manner of packing designed in advance, finished product is packed, last packaging and warehousing.
Above-described embodiment only have expressed one embodiment of the present invention, but therefore can not be interpreted as limitation of the scope of the invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.
Claims (8)
1. a new hoe, primarily of hoe plate and handle trousers composition, it is characterized in that, described hoe plate and handle trousers are integrated, the middle and upper part, the back side of hoe plate is provided with groove, corresponding with groove, forms projection in the front of hoe plate, described handle trousers are circular ring structure, and the outer rim of handle trousers, to expansion of turning up, forms flange.
2. new hoe according to claim 1, is characterized in that, described groove, projection are up big and down small " V " word vertebra shape structure.
3. new hoe according to claim 1, is characterized in that, described groove, protruding upper end and handle trousers are integrated.
4. the production method of a new hoe, the equipment that its production method uses comprises punch press, uncoiler, purl machine, plate shearing machine, abrasive machine, forcing press, heating furnace, the method adopts manganese alloy hot strip steel drawing and forming, and it is characterized in that, production procedure is as follows:
A. fracture: by hot rolling 50mn belt steel material, be arranged on uncoiler, after purl machine smoothing, cuts off with plate shearing machine, the disconnected size 530mm of material;
B. punching: be shaping required form by disconnected for the material cut off punching sheet of punch, cuts off shape;
C. put the first edge on a knife or a pair of scissors: adopt abrasive machine, barreling hoe cutting edge position, and reach demand data, technical size is 20*1.5mm;
D.Logo impresses: by design shape marking Logo, use the forcing press being more than or equal to 35T, to the matrix compacting marking of instrument brand;
E. workpiece heat: use roller hearth furnace heating, from pendulum to heating, uses heated by natural gas mode, to workpiece heat to 850-950 DEG C;
F. handle trousers drawing: utilize two 35T forcing presses, carries out drawing processing to workpiece handle trousers position in two steps;
The first step is to work pieces process, and diameter dimension is 70-80mm, degree of depth 15-20mm, adopts plain base drawing;
It is 35-45mm, degree of depth 15-20mm cone formula drawing that second step carries out diameter to workpiece on the basis of first step workpiece;
G. punching: by the data designed in advance, carries out punching with forcing press to bottom handle trousers, aperture size ￠ 25-30mm, single hole stamping-out, deeply does basis prepare for next step drawing;
H. handle trousers deepening is shaping: utilization is deeply prolonged punch die and processed workpiece, press tonnage 40T;
I. quench: after workpiece is completed by above step, use salt bath to carry out isothermal hardening; During quenching, workpiece temperature requires 650-750 DEG C, and isothermal time 15-25 minute, reaches hardness HRC35-45;
J. surface pretreatment: use irony abrasive material, through tumbling operation, removes surface scale and dirt;
K application: will remove the product of surface scale and dirt, with the hanger designed, forward hangs on paint line, through spraying, solidifying, pluck part station, is made as finished product;
L. warehouse-in is packed: by the manner of packing designed in advance, packed by finished product, last packaging and warehousing.
5. the production method of a kind of agricultural hoe according to claim 4, is characterized in that, described Logo impression use material for high-speed steel or chromium steel.
6. the production method of a kind of agricultural hoe according to claim 4, its special card is, utilizes two 35T forcing presses, carries out drawing processing in two steps to workpiece handle trousers position.
7. the production method of a kind of agricultural hoe according to claim 4, its special card is, carries out punching with 50-60T forcing press to bottom handle trousers.
8. the production method of a kind of agricultural hoe according to claim 4 or 6, its special card is, bottom the trousers that handle trousers deepening is shaping, punch size is: major diameter 48mm, minor diameter 42mm, hole depth 47mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610071716.XA CN105557083A (en) | 2016-02-02 | 2016-02-02 | Novel hoe and hot drawing process of hole handle pant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610071716.XA CN105557083A (en) | 2016-02-02 | 2016-02-02 | Novel hoe and hot drawing process of hole handle pant |
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| Publication Number | Publication Date |
|---|---|
| CN105557083A true CN105557083A (en) | 2016-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610071716.XA Pending CN105557083A (en) | 2016-02-02 | 2016-02-02 | Novel hoe and hot drawing process of hole handle pant |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113560820A (en) * | 2021-07-23 | 2021-10-29 | 唐山腾飞五金工具制造有限公司 | Steel spade production process |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3166826A (en) * | 1962-05-03 | 1965-01-26 | Schwaebische Huettenwerke Gmbh | Method of making agricultural devices |
| CN1137340A (en) * | 1995-06-03 | 1996-12-11 | 李高楼 | Farm hoe with one side steel and making method thereof |
| CN101057534A (en) * | 2007-05-28 | 2007-10-24 | 郴州市伊斯达实业有限公司 | Hoe and method for forming hoe |
| CN201467626U (en) * | 2009-05-27 | 2010-05-19 | 辛仁银 | Affordable portable agricultural hoe |
| CN101791676A (en) * | 2010-03-10 | 2010-08-04 | 周文兵 | Integral casting and forging molding process of hoe |
| CN102407428A (en) * | 2011-09-06 | 2012-04-11 | 会理县机具厂 | Method for processing steel plane hoe |
| CN205510672U (en) * | 2016-02-02 | 2016-08-31 | 唐山宏利工具制造有限公司 | Novel hoe |
-
2016
- 2016-02-02 CN CN201610071716.XA patent/CN105557083A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3166826A (en) * | 1962-05-03 | 1965-01-26 | Schwaebische Huettenwerke Gmbh | Method of making agricultural devices |
| CN1137340A (en) * | 1995-06-03 | 1996-12-11 | 李高楼 | Farm hoe with one side steel and making method thereof |
| CN101057534A (en) * | 2007-05-28 | 2007-10-24 | 郴州市伊斯达实业有限公司 | Hoe and method for forming hoe |
| CN201467626U (en) * | 2009-05-27 | 2010-05-19 | 辛仁银 | Affordable portable agricultural hoe |
| CN101791676A (en) * | 2010-03-10 | 2010-08-04 | 周文兵 | Integral casting and forging molding process of hoe |
| CN102407428A (en) * | 2011-09-06 | 2012-04-11 | 会理县机具厂 | Method for processing steel plane hoe |
| CN205510672U (en) * | 2016-02-02 | 2016-08-31 | 唐山宏利工具制造有限公司 | Novel hoe |
Non-Patent Citations (1)
| Title |
|---|
| 张承鉴: "《辊锻技术》", 30 June 1986 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113560820A (en) * | 2021-07-23 | 2021-10-29 | 唐山腾飞五金工具制造有限公司 | Steel spade production process |
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Application publication date: 20160511 |