CN202725968U - Casting sand core assembly press - Google Patents
Casting sand core assembly press Download PDFInfo
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- CN202725968U CN202725968U CN 201220431572 CN201220431572U CN202725968U CN 202725968 U CN202725968 U CN 202725968U CN 201220431572 CN201220431572 CN 201220431572 CN 201220431572 U CN201220431572 U CN 201220431572U CN 202725968 U CN202725968 U CN 202725968U
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Abstract
A casting sand core assembly press comprises a press body support frame, a fixed press board, a movable press board, an air cylinder arm, an elastic expansion link, a guide rod, a guide sleeve, a piston rod, an air cylinder, an air intake control valve, a reversing valve, a barometric regulator, a guide frame, a lower fixed frame and a middle fixed frame, wherein the air cylinder arm consists of a vertical arm and a horizontal arm, the bottom end of the vertical arm is fixed on one side of the fixed press board at the upper end of the press body support frame, the top end of the vertical arm is fixed at one end of the bottom surface of the horizontal arm, the other end of the horizontal arm is fixed in the middle of the middle fixed frame, the top end of the piston rod is connected with the middle fixed frame, the bottom end of the piston rod is fixed on the lower fixed frame, the lower fixed frame is fixed in the middle position of the movable press board, and ports in the two ends of the air cylinder are respectively connected with the ports of the reserving valve through air pipes. A casting sand core is assembled, adhered and the like through the pressure which is generated when the movable press board is automatically lifted and descended, so that the quality and acceptability of a core assembly and the forming acceptability and production efficiency of a casting are improved, and the labor intensity of the operating personnel is relieved.
Description
Technical field
The utility model relates to a kind of work press, relates in particular to a kind of sand cores of castings core assembly press that can carry out by ambient pressure the operations such as sand cores of castings is assembled, sand cores of castings is bonding.
Background technology
Can adopt foundry goods shell mould in the existing auto parts machinery, particularly include in the auto parts machinery: the parts such as turbocharger, turbine case, linkage row tracheae, the pump housing, the foundry goods of linkage row tracheae, turbine case class adopts the shell mould usually, every sheath body mould generally has 5---and 10 auxiliary material such as core, chill and rising head, these cores and auxiliary material will be assembled into the sheath body mould.
Core generally is to carry out full hand assembled by operating personnel at the common workbench with table top at present, and common core assembly workbench mainly is to consist of workbench by welding such as steel plate table top and steel tube frames.In assembling during larger pasting of core, generally take cold bonding and hot stickyly core carried out bonding, core makes that to carry out bonding mode after the cooling be cold bonding, need behind the cold bonding to leave standstill at least just can guarantee more than 2 hours bonding firmly.But this mode assembly time is long, and the core qualification rate is not high, and the gap that occurs easily between the combination core is larger, finally causes casting deformation or dimensional accuracy excessive, and the core process of leaving standstill causes core to pile up and the place waste; Core makes that to carry out immediately bonding mode be hot sticky, the hot sticky time is shorter than the cold bonding time, but need to carry out compacting by external force when hot sticky process is bonding, guarantee bonding effect, the general operation personnel all live core with hand, if need two above operating personnel carry out the core compacting during larger core, this process is owing to exert oneself in the artificial compacting process inhomogeneously to cause easily the core distortion or the excessive core core that breaks that causes of exerting oneself, and the working strength that increases simultaneously operating personnel has reduced operating efficiency.At present the assembly of sand core process is generally taked to assemble with upper type bonding, in this mode operating process, the defectives such as core combination slit is large, core distortion occurs easily, so that the foundry goods final size is defective, distortion and scrapping.The core difficult quality guarantee not only affects production efficiency, has more increased operating personnel's labour intensity.
The utility model content
Technical problem underlying to be solved in the utility model is, overcome the defects that prior art exists, and provide a kind of sand cores of castings core assembly press, produce pressure by movable press plate automatic lifting sand cores of castings is assembled the bonding operation that waits, improve moulding qualification rate and the production efficiency of the quality of core assembly and qualification rate, foundry goods, alleviated operating personnel's labour intensity.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of sand cores of castings core assembly press, it is characterized in that, comprise: bed body bracing frame, fixing press plate, movable press plate, cylinder arm, the telescopic spring bar, guide post, fairlead, piston rod, cylinder, the air inlet adjustment valve, reversal valve, barostat, leading truck, lower fixed frame and middle fixed mount, cylinder arm is made of upright arm and horizontal arm, the bottom of upright arm is fixed on a side of the fixedly press plate of body bracing frame upper end, the top of upright arm is fixed on an end of horizontal arm bottom surface, the horizontal arm other end is fixed in the middle part of middle fixed mount, the top of piston rod is connected to middle fixed mount, lower fixed frame is fixed in its bottom, lower fixed frame is fixed in the centre position of movable press plate, cylinder two end interfaces are connected with the reversal valve interface by tracheae respectively, and a wherein end interface of cylinder connects air inlet pipe by the air inlet adjustment valve, reversal valve air inlet pipe interface end links to each other with the barostat interface by air inlet pipe, another interface of barostat is connected with air compressor by air inlet pipe, the cylinder lower end is left, several fairleads are fixed in right both sides, guide post upper end fixed guide frame, the leading truck center is offered porose, can pass freely through cylinder, a plurality of telescopic spring bars are fixed on the relative hole of fixedly press plate and movable press plate by the core shape, the telescopic spring bar is by steel pipe, spring and expansion link consist of, spring housing is outside at expansion link, the spring top is fixed on the upper end of expansion link, the lower end is fixed on the top of steel pipe, the expansion link lower end is that T shape is fixed on the steel duct upper end, the opening-like expansion link that makes in steel pipe upper end passes through, the lower end outer surface is screw thread, fixedly be provided with a plurality of tapped holes on press plate and the movable press plate, for being combined with the threaded outer surface thread in steel pipe lower end, fixedly the press plate is fixed on the upper end plate of body bracing frame.
Described sand cores of castings core assembly press, wherein, this reversal valve is the handle type switch valve with two-position and five-pass.
Described sand cores of castings core assembly press, wherein, this fixedly press plate and movable press plate in the vertical direction the position be consistent, fixedly the threaded hole of press plate and the threaded hole of movable press plate are one to one simultaneously.
Described sand cores of castings core assembly press, wherein, this telescopic spring bar lower end is threaded, and the described threaded hole of fixedly press plate and the threaded hole of movable press plate match, and the telescopic spring bar is to be fixed in the threaded hole, and shrinks under external force.
The beneficial effects of the utility model are, produce pressure by movable press plate automatic lifting and wait operation to the sand cores of castings assembling is bonding, have improved moulding qualification rate and the production efficiency of the quality of core assembly and qualification rate, foundry goods, have alleviated operating personnel's labour intensity.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is perspective view of the present utility model.
Fig. 2 is that the utility model is from the perspective view of another view.
Fig. 3 is the structural representation of the utility model telescopic spring bar.
The number in the figure explanation:
1 body bracing frame 10 air inlet adjustment valve
2 fixing press plate 11 reversal valves
3 movable press plate 12 barostats
4 cylinder arms, 13 leading trucks
41 upright arms, 14 lower fixed frames
Fixed mount in 42 horizontal arms 15
5 telescopic spring bars, 16 steel pipes
6 guide posts, 17 springs
7, fairlead 18 expansion links
8 piston rods
9 cylinders
The specific embodiment
Consult illustrated in figures 1 and 2, the utility model specific embodiment comprises: bed body bracing frame 1, fixedly press plate 2 lies in a horizontal plane on the body bracing frame 1, adopt the bolt mode to connect, cylinder arm 4 is vertically connected on body bracing frame 1 one edge, adopt welding or bolt mode to connect, the cylinder arm upper end is parallel to the cylinder arm setting and adopts bolt to fix a cylinder 9, middle fixed mount 15 adopts the bolt mode to be fixed on cylinder 9 lower ends and is fixedly connected with cylinder arm 4, the hole is opened at middle fixed mount 15 two ends, fairlead 7 adopts welding or bolt mode to be fixed on middle fixed mount 15 position of opening, guide post 6 can move by fairlead 7, the piston rod 8 of cylinder 9 arranges and adopts the bolt mode to be fixed in lower fixed frame 14, lower fixed frame 14 adopts the bolt mode to be fixed in the centre position of movable press plate 3,9 liang of end interfaces of cylinder are connected with reversal valve 11 interfaces by tracheae respectively, these reversal valve 11 air inlet pipe interface end link to each other with barostat 12 interfaces by air inlet pipe, barostat 12 another interfaces with link to each other with air compressor by air inlet pipe.Bed body bracing frame 1 and cylinder arm 4 adopt steel plate and steel pipe or angle steel welding to make press bed body, fixedly press plate 2, movable press plate 3 adopt steel plate to make, cylinder 9 lower end the right and lefts adopt welding manner to fix several fairleads 7, guide post 6 upper end fixed guide framves 13, leading truck 13 adopts steel plate to make, the center is that the hole can pass freely through cylinder 9, and middle fixed mount 15 adopts steel plate to make with lower fixed frame 14.
9 liang of end interfaces of cylinder are connected with reversal valve 11 interfaces by tracheae respectively, and a wherein end interface of cylinder 9 connects air inlet pipe by air inlet adjustment valve 10.These reversal valve 11 air inlet pipe interface end link to each other with barostat 12 interfaces by tracheae, another interface of barostat with link to each other with the air compressor (not shown) by air inlet pipe, cylinder one end interface connects air inlet pipe by air inlet adjustment valve 10.Reversal valve 11 adopts manual control formula switch valve with two-position and five-pass, and reversal valve 11 upper handles control gas circuit commutates to realize moving up and down of piston rod 8.
Operation principle
Piston rod 7 collapsed state during the press normal condition, according to core shape key fixedly quantity and the position of the telescopic spring bar 5 on press plate 2 and the movable press plate 3, adjust complete after, operating personnel can be put in core fixedly and carry out the core assembly operation on the press plate 2, after core assembly is complete, adjustable change valve 11 slowly stretches out piston rod 7 beginnings, can drive activity press plate 3 slowly to pressing down, finally push down core and leave standstill a few minutes, after core is fully bonding, adjustable change valve 11, piston rod 7 is slowly packed up, can rise by drive activity press plate 3, operating personnel can take out core, then carry out the assembly working of next core.
Characteristics of the present utility model: the utility model is simple to operate, practical and convenient.Carry out assembly of sand core, the operation such as bonding by the operation power that presses down of movable press plate 3, prevented from having improved quality and the qualification rate of core assembly because manually-operated causes the defectives such as wearing and tearing, distortion to core, alleviated operating personnel's labour intensity.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all belongs in the scope of technical solutions of the utility model above any simple modification, equivalent variations and the modification of doing.
Claims (4)
1. sand cores of castings core assembly press, it is characterized in that, comprise: bed body bracing frame (1), fixing press plate (2), movable press plate (3), cylinder arm (4), telescopic spring bar (5), guide post (6), fairlead (7), piston rod (8), cylinder (9), air inlet adjustment valve (10), reversal valve (11), barostat (12), leading truck (13), lower fixed frame (14) and middle fixed mount (15), cylinder arm (4) is made of upright arm (41) and horizontal arm (42), the bottom of upright arm (41) is fixed on a side of the fixedly press plate (2) of body bracing frame (1) upper end, the top of upright arm (41) is fixed on an end of horizontal arm (42) bottom surface, horizontal arm (42) other end is fixed in the middle part of middle fixed mount (15), the top of piston rod (8) is connected to middle fixed mount (15), lower fixed frame (14) is fixed in its bottom, lower fixed frame (14) is fixed in the centre position of movable press plate (3), cylinder (9) two end interfaces are connected with reversal valve (11) interface by tracheae respectively, and a wherein end interface of cylinder (9) connects air inlet pipe by air inlet adjustment valve (10), reversal valve (11) air inlet pipe interface end links to each other with barostat (12) interface by air inlet pipe, another interface of barostat (12) is connected with air compressor by air inlet pipe, cylinder (9) lower end is left, several fairleads (7) are fixed in right both sides, guide post (6) upper end fixed guide frame (13), leading truck (13) center is offered porose, can pass freely through cylinder (9), a plurality of telescopic spring bars (5) are fixed on the relative hole of fixedly press plate (2) and movable press plate (3) by the core shape, telescopic spring bar (5) is by steel pipe (16), spring (17) and expansion link (18) consist of, spring (17) is enclosed within expansion link (18) outside, spring (17) top is fixed on the upper end of expansion link (18), the lower end is fixed on the top of steel pipe (16), expansion link (18) lower end is that T shape is fixed on steel pipe (16) inner upper end, the opening-like expansion link (18) that makes in steel pipe (16) upper end passes through, the lower end outer surface is screw thread, fixedly be provided with a plurality of tapped holes on press plate (2) and the movable press plate (3), for being combined with the threaded outer surface thread in steel pipe (16) lower end, fixedly press plate (2) is fixed on the upper end plate of body bracing frame (1).
2. sand cores of castings core assembly press according to claim 1, it is characterized in that: described reversal valve (11) is the handle type switch valve with two-position and five-pass.
3. sand cores of castings core assembly press according to claim 1, it is characterized in that: described fixedly press plate (2) and movable press plate (3) in the vertical direction position are consistent, and fixedly the threaded hole of press plate (2) and the threaded hole of movable press plate (3) are one to one simultaneously.
4. sand cores of castings core assembly press according to claim 1, it is characterized in that: described telescopic spring bar (5) lower end is threaded, the threaded hole of described fixedly press plate (2) and the threaded hole of movable press plate (3) match, telescopic spring bar (5) is to be fixed in the threaded hole, and shrinks under external force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220431572 CN202725968U (en) | 2012-08-28 | 2012-08-28 | Casting sand core assembly press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220431572 CN202725968U (en) | 2012-08-28 | 2012-08-28 | Casting sand core assembly press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202725968U true CN202725968U (en) | 2013-02-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220431572 Expired - Fee Related CN202725968U (en) | 2012-08-28 | 2012-08-28 | Casting sand core assembly press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202725968U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104772434A (en) * | 2015-04-30 | 2015-07-15 | 成都桐林铸造实业有限公司 | Cylinder body lock cylinder frame |
| CN104858370A (en) * | 2015-06-19 | 2015-08-26 | 天津久增金属有限公司 | Press clamping fixture for ensuring combination accuracy of casting sand cores |
| CN105817585A (en) * | 2016-05-18 | 2016-08-03 | 重庆新红旗缸盖制造有限公司 | Sand core assembling device |
| CN106180575A (en) * | 2016-08-26 | 2016-12-07 | 江铃汽车股份有限公司 | A kind of Pneumatic flexible core assembly frock |
| CN106734937A (en) * | 2016-11-30 | 2017-05-31 | 安徽应流集团霍山铸造有限公司 | One kind casting combined type sand core core assembling technology |
| CN107755646A (en) * | 2016-08-15 | 2018-03-06 | 科华控股股份有限公司 | A kind of Multi-point floating pressing device of shell mould die joint bonding contact |
-
2012
- 2012-08-28 CN CN 201220431572 patent/CN202725968U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104772434A (en) * | 2015-04-30 | 2015-07-15 | 成都桐林铸造实业有限公司 | Cylinder body lock cylinder frame |
| CN104858370A (en) * | 2015-06-19 | 2015-08-26 | 天津久增金属有限公司 | Press clamping fixture for ensuring combination accuracy of casting sand cores |
| CN105817585A (en) * | 2016-05-18 | 2016-08-03 | 重庆新红旗缸盖制造有限公司 | Sand core assembling device |
| CN107755646A (en) * | 2016-08-15 | 2018-03-06 | 科华控股股份有限公司 | A kind of Multi-point floating pressing device of shell mould die joint bonding contact |
| CN106180575A (en) * | 2016-08-26 | 2016-12-07 | 江铃汽车股份有限公司 | A kind of Pneumatic flexible core assembly frock |
| CN106734937A (en) * | 2016-11-30 | 2017-05-31 | 安徽应流集团霍山铸造有限公司 | One kind casting combined type sand core core assembling technology |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130213 Termination date: 20190828 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |