CN104226932A - Box pressing buckle for precoated sand iron mold - Google Patents
Box pressing buckle for precoated sand iron mold Download PDFInfo
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- CN104226932A CN104226932A CN201410507618.7A CN201410507618A CN104226932A CN 104226932 A CN104226932 A CN 104226932A CN 201410507618 A CN201410507618 A CN 201410507618A CN 104226932 A CN104226932 A CN 104226932A
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- precoated sand
- clamping screw
- arm beam
- installation board
- rotating nut
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Abstract
The invention discloses a box pressing buckle for a precoated sand iron mold. The box pressing buckle comprises a groove-shaped buckle, a mounting seat, a rotating nut, a pressing screw rod and a box pressing loose piece, wherein an arm beam is arranged at the upper end of the groove-shaped buckle, and a hook part is arranged at the lower end of the groove-shaped buckle; a through hole corresponding to the hook part is formed in the arm beam; a guide key is convexly arranged on the inner wall of the through hole; the mounting seat is fixedly arranged at the upper end of the arm beam; the lower end of the rotating nut is arranged on the mounting seat in a rotatable manner; a key groove is concavely formed in the side wall of the lower part of the pressing screw rod; the upper part of the pressing screw rod is connected with a screw hole of the rotating nut in a meshing manner; the lower end of the pressing screw rod penetrates through the through hole, and the guide key is movably clamped in the key groove; the box pressing loose piece is arranged at the lower end of the pressing screw rod. The box pressing buckle for the precoated sand iron mold can prevent a guide rail of the iron mold from being damaged, and the phenomena of sand collapse and box lifting are reduced, so that the yield of castings is improved, the service life of the pressing screw rod can be prolonged, and the labor intensity of workers is alleviated.
Description
Technical field
The present invention relates to swage precoated sand moulding field, particularly a kind of pressure box fastener of precoated sand swage.
Background technology
The casting of swage precoated sand is casting technique conventional in casting industry, its on swage and lower swage carry out mould assembling time, upper swage is needed to be fixed together with lower swage, the method that is fixed conventional is at present that screw rod rotation pressure is box, it directly applies pressure by the guide rail of several screw rods to the guide rail of upper swage and lower swage, makes swage and lower swage be able to mould assembling and fixes.This method easily causes screw rod to cause the wearing and tearing of two swage guide rail surface in rotary course kind, once well damage, the maintenance cost of swage is high; Meanwhile, in high temperature environments, the heat of these two swages directly passes on screw rod, and cause screw rod thread and nut thread intensity to decline, thermal wear is serious, and easily cause and scrap, the service life of screw rod and nut is short, and maintenance is frequent.In addition, labour intensity is comparatively large in operation to make workman in this way, causes at the bottom of operating efficiency, and uneven to the thrust of swage.
The information being disclosed in this background technology part is only intended to increase the understanding to general background of the present invention, and should not be regarded as admitting or imply in any form that this information structure has been prior art that persons skilled in the art are known.
Summary of the invention
The object of the present invention is to provide a kind of pressure box fastener of precoated sand swage, thus overcome screw rod and rotate the box compressing method of pressure and easily cause the damage of swage and screw rod and the large shortcoming of labour intensity.
For achieving the above object, the invention provides a kind of pressure box fastener of precoated sand swage, wherein, comprising: grooved button, its upper end is provided with an arm beam and its lower end is provided with a hook portion; Described arm beam is provided with the through hole corresponding with described hook portion, and the inwall of described through hole is convexly equipped with a feather key; Mount pad, it is fixedly installed on the upper end of described arm beam; Rotating nut, its lower end is rotatably arranged on described mount pad, and its lower end is provided with screw; Clamping screw, the sidewall of its underpart is arranged with a keyway; The top of this clamping screw and the screw of described rotating nut are connected with a joggle, and the lower end of this clamping screw is through described through hole, and described feather key active card is embedded in described keyway, slides up and down along described through hole to enable this clamping screw; And pressure case loose piece, it is fixedly installed on the lower end of described clamping screw.
Preferably, in technique scheme, the material of described pressure case loose piece is stainless steel.
Preferably, in technique scheme, described mount pad comprises upper mounting plate and lower installation board, described lower installation board is fixedly installed on the upper end of described arm beam, described upper mounting plate is fixedly installed on described lower installation board in the mode that can dismantle, be provided with a cavity between described upper mounting plate and described lower installation board, the lower end of described rotating nut is rotatably arranged in described cavity by a thrust ball bearing.
Preferably, in technique scheme, described lower installation board is fixedly installed on described arm beam by the mode of welding.
Preferably, in technique scheme, between the bottom of described lower installation board and the sidewall of described arm beam, be provided with reinforcement.
Preferably, in technique scheme, described upper mounting plate is fixedly connected with by screw with described lower installation board.
Preferably, in technique scheme, the upper end of described pressure case loose piece is sheathed on the lower end of described clamping screw, and the described upper end of pressure case loose piece is fixedly connected with by a latch with the lower end of described clamping screw.
Preferably, in technique scheme, also comprise a handle be connected with the upper end of described rotating nut.
Compared with prior art, the present invention has following beneficial effect:
1, the present invention orders about screw rod by rotating nut and moves down, thus compressed by pressure case loose piece and hook portion and fixed swage and lower swage, pressure case loose piece increases the contact area with the guide rail of these two swages, decrease active force, merit fatigue resistance can be reduced, and the heat that pressure case loose piece can delay swage directly passes on clamping screw, improves the service life of clamping screw.In addition, pressure case loose piece can also avoid the guide rail damaging upper and lower swage, plays the effect of protection.
2, rotating nut of the present invention is arranged at by thrust ball bearing in the cavity of upper mounting plate and lower installation board, and the rotation of rotating nut is controlled by handle, thus reduce active force further, the labour intensity of workman obviously reduces, and can ensure that the power that tightens is enough and even, reduce butterfly-shaped shortbread and lift case phenomenon to promote casting qualified rate.
3, lower installation board of the present invention is fixedly welded on arm beam, and is provided with reinforcement between lower installation board and arm beam, improves the intensity of whole device.
4, upper mounting plate of the present invention and lower installation board are connected by screw, and are easy to dismounting, thus convenient for maintaining maintenance.
Accompanying drawing explanation
Fig. 1 is the front view of the pressure box fastener according to precoated sand swage of the present invention.
Fig. 2 is the right view of Fig. 1 of pressure box fastener according to precoated sand swage of the present invention.
Fig. 3 is the structural representation carrying out mould assembling according to the pressure box fastener of precoated sand swage of the present invention.
Main Reference Numerals illustrates:
1-grooved button, 11-hook portion, 12-arm beam; 2-mount pad, 21-lower installation board, 22-upper mounting plate; 3-rotating nut, 31-thrust ball bearing; 4-clamping screw; 5-presses case loose piece, 51-pin, 52-axle elastic washer; 6-handle; 7-reinforcement; 8-swage, the upper swage of 81-, swage under 82-, 83-guide rail.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail, but is to be understood that protection scope of the present invention not by the restriction of detailed description of the invention.
Clearly represent unless otherwise other, otherwise in whole description and claims, term " comprise " or its conversion as " comprising " or " including " etc. by be understood to include the element of stating or part, and do not get rid of other element or other part.
As shown in Figures 1 to 3, according to the pressure box fastener of a kind of precoated sand swage of the specific embodiment of the invention, it comprises: grooved button 1, mount pad 2, rotating nut 3, clamping screw 4 and pressure case loose piece 5, wherein:
As shown in Figure 1, the lower end of grooved button 1 is provided with the hook portion 11 protruded to side, and the upper end of grooved button 1 is provided with and extends out and the arm beam 12 be positioned at above hook portion 11, and whole grooved button 1 is integrally formed; Arm beam 12 is provided with a through hole corresponding with hook portion 11, and the inwall of this through hole is convexly equipped with a feather key.
As shown in Figure 1, mount pad 2 is fixedly installed on the upper end of arm beam 12; Preferably, mount pad 2 comprises lower installation board 21 and upper mounting plate 22, and lower installation board 21 is fixedly installed in the upper end of arm beam 12 by the mode of welding; Preferably, as shown in Figure 2, weld respectively between the bottom of lower installation board 21 and the two sides of arm beam 12 and be provided with two reinforcements 7, can intensity be improved by reinforcement 7, increase service life.As shown in Figure 1, upper mounting plate 22 is fixed on the upper end of lower installation board 21 in the mode that can dismantle by screw, the middle part of the upper end of lower installation board 21 is arranged with first groove, the lower end of this first groove is provided with the mistake nail corresponding with the through hole on arm beam 12, the middle part that the middle part of upper mounting plate 22 corresponds to the lower end of lower installation board 21 is arranged with another second groove corresponding with the first groove of lower installation board 21, and the upper end of this second groove is provided with opening.When upper mounting plate 22 is installed on after on lower installation board 21, the first groove and the second groove form a cavity.
As shown in Figure 1, the lower end of rotating nut 3 is provided with screw, the lower end of rotating nut 3 is rotatably arranged in the cavity that upper mounting plate 22 and lower installation board 21 formed by a thrust ball bearing 31, and above the upper end of rotating nut 3 extends through the opening of upper mounting plate 22.Preferably.The upper end of rotating nut 3 is connected with one handle 6.Because upper mounting plate 22 can be dismantled, therefore the convenient maintenance to rotating nut 3 and draft ball bearing, maintenance or replacing.By the effect of handle 6 and thrust ball bearing 31, rotating nut 3 can be controlled more effortlessly rotate, thus reduce the labour intensity of workman, and can ensure that the power that tightens is enough and even, avoid occurring that because swage does not press tightly foundry goods floats, cause butterfly-shaped shortbread and lift case phenomenon, and causing foundry goods burr many and surplus is large, thus promoting casting qualified rate.
As shown in Figure 1, the sidewall of the bottom of clamping screw 4 is arranged with a keyway corresponding with feather key; The top of this clamping screw 4 and the screw of rotating nut 3 lower end are connected with a joggle, and the lower end of this clamping screw 4 through the mistake nail of lower installation board 21 and the through hole of arm beam 12 to extend the below of arm beam 12.And the feather key active card of through hole on arm beam 12 is embedded in the keyway of clamping screw 4 lower end, is merely able to make upper and lower linear slide along through hole, and can not rotates, thus control sliding up and down of clamping screw 4 by the rotation of rotating nut 3 to make this clamping screw 4.The thread type of rotating nut 3 and clamping screw 4 comprises triangle thread, trapezoidal thread and left-handed and dextrorotation, can select both thread type and rotation direction according to concrete applying working condition.
As shown in Figure 1, pressure case loose piece 5 is fixedly installed on the lower end of clamping screw 4, and the area of its lower surface is greater than the area of the radial section of clamping screw 4; Preferably, the material of this pressure case loose piece 5 is stainless steel, the transmission of its energy retarding heat.Preferably, the upper end of pressure case loose piece 5 is sheathed on the lower end of clamping screw 4, and the upper end of pressure case loose piece 5 is fixedly connected with by a latch 51 with the lower end of clamping screw 3, and latch 51 is locked by an axle elastic washer 52, to facilitate the dismounting of pressure case loose piece 5.Pressure case loose piece 5 is followed clamping screw 4 and is made upper and lower rectilinear motion, and during tight case, clamping screw 4 drives pressure case loose piece 5 to move downward, thus by pressure case loose piece 5 with hook portion 11 compresses and fixing swage 8.As shown in Figure 3, swage 8 comprises swage 81 and lower swage 82, and the two sides of these two swages are equipped with guide rail 83.Preferably, pressure case loose piece 5 is pressed in guide rail 83 upper surface of swage 81, and hook portion 11 catches on guide rail 83 lower surface of lower swage 82.The area of pressure case loose piece 5 is greater than the area of section of clamping screw 4, therefore which increase pressure case area, decrease active force, can labour intensity be reduced, and the heat that pressure case loose piece 5 can delay swage 8 directly passes on clamping screw 4, improves the service life of clamping screw 4.In addition, pressure case loose piece 5 can also be avoided damaging guide rail 83, plays the effect of protection.
The present invention drives the rotation of rotating nut 3 by handle 6, thus makes clamping screw 4 move up and down to realize tight case to upper swage 81 and lower swage 82 or loose case action with dynamic pressure case loose piece 5.It can prevent from damaging swage 8 and clamping screw 4, reduces the labour intensity of workman,
The aforementioned description to concrete exemplary of the present invention is to illustrate and the object of illustration.These descriptions not want the present invention to be defined as disclosed precise forms, and obviously, according to above-mentioned instruction, can much change and change.The object selected exemplary embodiment and describe is to explain certain principles of the present invention and practical application thereof, thus those skilled in the art can be realized and utilize various different exemplary of the present invention and various different selection and change.Scope of the present invention is intended to limited by claims and equivalents thereof.
Claims (8)
1. a pressure box fastener for precoated sand swage, is characterized in that, comprising:
Grooved button, its upper end is provided with an arm beam and its lower end is provided with a hook portion; Described arm beam is provided with the through hole corresponding with described hook portion, and the inwall of described through hole is convexly equipped with a feather key;
Mount pad, it is fixedly installed on the upper end of described arm beam;
Rotating nut, its lower end is rotatably arranged on described mount pad, and its lower end is provided with screw;
Clamping screw, the sidewall of its underpart is arranged with a keyway; The top of this clamping screw and the described screw of described rotating nut are connected with a joggle, and the lower end of this clamping screw is through described through hole, and described feather key active card is embedded in described keyway, slides up and down along described through hole to enable this clamping screw; And
Pressure case loose piece, it is fixedly installed on the lower end of described clamping screw.
2. the pressure box fastener of precoated sand swage according to claim 1, is characterized in that, the material of described pressure case loose piece is stainless steel.
3. the pressure box fastener of precoated sand swage according to claim 1, it is characterized in that, described mount pad comprises upper mounting plate and lower installation board, described lower installation board is fixedly installed on the upper end of described arm beam, described upper mounting plate is fixedly installed on described lower installation board in the mode that can dismantle, be provided with a cavity between described upper mounting plate and described lower installation board, the lower end of described rotating nut is rotatably arranged in described cavity by a thrust ball bearing.
4. the pressure box fastener of precoated sand swage according to claim 3, is characterized in that, described lower installation board is fixedly installed on described arm beam by the mode of welding.
5. the pressure box fastener of precoated sand swage according to claim 4, is characterized in that, is provided with reinforcement between the bottom of described lower installation board and the sidewall of described arm beam.
6. the pressure box fastener of precoated sand swage according to claim 3, is characterized in that, described upper mounting plate is fixedly connected with by screw with described lower installation board.
7. the pressure box fastener of precoated sand swage according to claim 1, is characterized in that, the upper end of described pressure case loose piece is sheathed on the lower end of described clamping screw, and the described upper end of pressure case loose piece is fixedly connected with by a latch with the lower end of described clamping screw.
8. the pressure box fastener of the precoated sand swage according to any one of claim 1-7, is characterized in that, also comprises a handle be connected with the upper end of described rotating nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410507618.7A CN104226932B (en) | 2014-09-28 | 2014-09-28 | The pressure box fastener of precoated sand swage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410507618.7A CN104226932B (en) | 2014-09-28 | 2014-09-28 | The pressure box fastener of precoated sand swage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104226932A true CN104226932A (en) | 2014-12-24 |
| CN104226932B CN104226932B (en) | 2016-05-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410507618.7A Active CN104226932B (en) | 2014-09-28 | 2014-09-28 | The pressure box fastener of precoated sand swage |
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| Country | Link |
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| CN (1) | CN104226932B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104525876A (en) * | 2014-12-30 | 2015-04-22 | 广西科技大学 | Casting mold assembling box pressing fastener |
| CN105665652A (en) * | 2016-01-11 | 2016-06-15 | 中车戚墅堰机车车辆工艺研究所有限公司 | Dual-purpose sand box fastening device and using method |
| CN106825451A (en) * | 2016-12-24 | 2017-06-13 | 句容市有色金属铸造厂 | A kind of sandbox with hold-down gear |
| CN108188348A (en) * | 2018-02-11 | 2018-06-22 | 浙江省机电设计研究院有限公司 | It is a kind of to pinpoint the device and method for compressing swage |
| CN114012044A (en) * | 2021-09-18 | 2022-02-08 | 浙江省机电设计研究院有限公司 | Iron mold box locking device and method for iron mold sand-lined casting pouring roller way |
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| GB184117A (en) * | 1921-12-17 | 1922-08-10 | Joseph Redfern | Improvements in or in connection with moulding boxes used in metal foundries |
| JPS5624599Y2 (en) * | 1979-06-26 | 1981-06-10 | ||
| CN2502111Y (en) * | 2001-06-14 | 2002-07-24 | 濮阳市万锐科技开发有限公司 | Leaking stoppage pincers for pipeline |
| CN202640191U (en) * | 2012-06-28 | 2013-01-02 | 昆明理工大学 | Clamping pincers for automobile repacking |
| CN103691893A (en) * | 2013-12-20 | 2014-04-02 | 江苏中力齿轮有限公司 | Crankshaft sand box fixing device |
| CN204108242U (en) * | 2014-09-28 | 2015-01-21 | 玉林市达志机械配件有限公司 | The pressure box fastener of precoated sand swage |
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2014
- 2014-09-28 CN CN201410507618.7A patent/CN104226932B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB184117A (en) * | 1921-12-17 | 1922-08-10 | Joseph Redfern | Improvements in or in connection with moulding boxes used in metal foundries |
| JPS5624599Y2 (en) * | 1979-06-26 | 1981-06-10 | ||
| CN2502111Y (en) * | 2001-06-14 | 2002-07-24 | 濮阳市万锐科技开发有限公司 | Leaking stoppage pincers for pipeline |
| CN202640191U (en) * | 2012-06-28 | 2013-01-02 | 昆明理工大学 | Clamping pincers for automobile repacking |
| CN103691893A (en) * | 2013-12-20 | 2014-04-02 | 江苏中力齿轮有限公司 | Crankshaft sand box fixing device |
| CN204108242U (en) * | 2014-09-28 | 2015-01-21 | 玉林市达志机械配件有限公司 | The pressure box fastener of precoated sand swage |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104525876A (en) * | 2014-12-30 | 2015-04-22 | 广西科技大学 | Casting mold assembling box pressing fastener |
| CN104525876B (en) * | 2014-12-30 | 2016-08-24 | 广西科技大学 | A kind of casting mould assembling pressure box fastener |
| CN105665652A (en) * | 2016-01-11 | 2016-06-15 | 中车戚墅堰机车车辆工艺研究所有限公司 | Dual-purpose sand box fastening device and using method |
| CN105665652B (en) * | 2016-01-11 | 2018-04-24 | 中车戚墅堰机车车辆工艺研究所有限公司 | A kind of dual-purpose sandbox clamp device and application method |
| CN106825451A (en) * | 2016-12-24 | 2017-06-13 | 句容市有色金属铸造厂 | A kind of sandbox with hold-down gear |
| CN108188348A (en) * | 2018-02-11 | 2018-06-22 | 浙江省机电设计研究院有限公司 | It is a kind of to pinpoint the device and method for compressing swage |
| CN114012044A (en) * | 2021-09-18 | 2022-02-08 | 浙江省机电设计研究院有限公司 | Iron mold box locking device and method for iron mold sand-lined casting pouring roller way |
| CN114012044B (en) * | 2021-09-18 | 2024-02-23 | 浙江省机电设计研究院有限公司 | Iron mold box locking device and method for iron mold sand-lined casting pouring roller way |
Also Published As
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|---|---|
| CN104226932B (en) | 2016-05-11 |
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