CN2917860Y - Combination die for making stainless steel antiskid kick-plate - Google Patents
Combination die for making stainless steel antiskid kick-plate Download PDFInfo
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- CN2917860Y CN2917860Y CN 200620104254 CN200620104254U CN2917860Y CN 2917860 Y CN2917860 Y CN 2917860Y CN 200620104254 CN200620104254 CN 200620104254 CN 200620104254 U CN200620104254 U CN 200620104254U CN 2917860 Y CN2917860 Y CN 2917860Y
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Abstract
The utility model relates to a combined mould for manufacturing stainless steel kickplate, which belongs to the elevator manufacturing filed. The existing technique is required to use at least two sets of moulds to process stainless steel kickplate, and the product's dynamic strength is low while the geometric size stability is poor. The utility model is comprised of an upper mould assembly and a lower mould assembly, and is characterized in that: the upper mould discreteness comprises an upper sunken mould; the bottom end face of the top sunken mould is an internal sunken arc face; an isometric protruding edge is arranged along the internal sunken arc face; two sides of the protruding edge are formed into a left edge folding end and a right edge folding end arranged symmetrically; the lower mould discreteness is comprised of a left protruding mould and a right protruding mould which are arranged side by side; the top of the work ends on the left and right protruding moulds is an external protruding arc face with the same width of the left and right edge folding ends. The utility model has the advantages of that: two tasks of pressing the arc faces and folding the protruding rib can be realized at the same time; the kickplate can be molded for one time; the protruding rib which is molded can be carried out with orientation and reshaping with a high processing efficiency; and the kickplate has a good dynamic strength and a stable geometric size as well as a high rate of finished products.
Description
[technical field]
The utility model relates to a kind of assembling die of making the stainless steel kickplate, belongs to elevator and makes the field, particularly makes the assembling die of the stainless steel kickplate that is used for stair step.
[background technology]
At present, the staircase of installing in the heavy constructions such as airport, market, office building comprises the also mobile a plurality of steps capable of circulation that are linked in sequence, and for step can being led when moving mutually, passing through broach smoothly, the step front end is provided with kickplate.Existing stainless steel kickplate is the arc with a plurality of equidistant convex tendons, adopts the upright die assembly of two components at least, earlier the stainless sheet steel backfin is gone out a plurality of equidistant convex tendons, is molded into cambered surface again.Existing production method needs to use respectively backfin and mold pressing two molds at least, quantity is many, technology (preface) complicated loaded down with trivial details, difficulty of processing is big, and the product of producing exists defectives such as the convex tendon spacing is inhomogeneous, mechanical strength is low, physical dimension poor stability, kickplate defect rate height.
[utility model content]
The technical assignment of the technical problems to be solved in the utility model and proposition is to overcome existing kickplate manufacture method to need to use respectively backfin and mold pressing two molds at least, the mechanical strength of producing kickplate is low, the unsettled defective of physical dimension, provides a kind of and can realize mold pressing arcwall face and backfin convex tendon simultaneously, makes the one-time formed assembling die of kickplate.
Further purpose of the present utility model is, at the reinforcement of convex tendon end face backfin indent, thereby improves the mechanical strength of kickplate.
Another purpose of the present utility model is that this cover assembling die also can position shaping to the convex tendon of moulding, improves the stability of kickplate physical dimension.For this reason, the utility model adopts following technical scheme: be characterised in that described upper die component comprises upper cavity die, the lower surface of upper cavity die is inner concave arc surface, is provided with contour fin along inner concave arc surface, and the fin bilateral symmetry forms left folding limit end and right folding limit end; Described membrane module down comprises left punch and the right punch that is set up in parallel, and the end face of left punch and right punch is the outer convex globoidal that coincide with inner concave arc surface, and wide with left folding limit end and right folding limit end respectively.The cooperation of inner concave arc surface and outer convex globoidal is molded into arcwall face with the stainless sheet steel on plane, and left punch and right punch then cooperate with the fin and the two flanging ends of upper cavity die respectively, with curved stainless sheet steel backfin go out convex tendon reach between groove; Adopt the assembling die of this structure, can utilize a mold can form cambered plate and convex tendon, the working (machining) efficiency height; So repeat mold pressing, backfin go out a plurality of convex tendons and between groove can once form cambered surface stainless steel kickplate with equidistant convex tendon; The distance of left folding limit end and right folding limit end equals the spacing of adjacent two convex tendons.
For the improving and replenishing of technique scheme, can increase following technical characterictic:
Described left folding limit end, right folding limit end are provided with reinforcement moulding rib between two parties along cambered surface; The end face of described left punch and right punch is respectively equipped with the reinforcement forming tank of coincideing with reinforcement moulding rib.Reinforcement moulding rib cooperates with the reinforcement forming tank and can go out along the reinforcement of convex tendon indent in the mold pressing of convex tendon end face, thereby improves the mechanical strength of kickplate.
The upper cavity die left side of described upper die component is provided with cambered surface preformed die, and cambered surface preformed die lower surface is inner concave arc surface; The left punch left side of described membrane module down is provided with cambered surface preformed punch, and cambered surface preformed punch upper surface is outer convex globoidal.Cambered surface preformed die lower surface cooperates with cambered surface preformed punch upper surface, the stainless sheet steel on follow-up plane can be molded into required arcwall face in advance, the stainless sheet steel that helps arcwall face is gone out the high convex tendon of surface smoothness by backfin after entering into the station that upper cavity die and left punch, right punch cooperate, and improves yield rate.
The right side of the upper cavity die of described upper die component is provided with the location sizing die, and described location sizing die is provided with the location plastic chamber, and the bottom surface of the end face of location sizing die and location plastic chamber is the inner concave arc surface that is parallel to the upper cavity die lower surface.During article one convex tendon of crimping stainless sheet steel, the location sizing die moves down the downward backfin of part that the Thin Stainless Steel front edge of board is exceeded right folding limit end, forms article one convex tendon; During the follow-up convex tendon of crimping, location sizing die after moving down and right folding limit end form container cavity, the convex tendon that holds moulding, the pressure of its generation can act on the convex tendon in container cavity and the location plastic chamber simultaneously, make convex tendon produce certain deformation along container cavity and location plastic chamber, make manufactured convex tendon be difficult for producing elastic recovery, improve the mechanical strength of kickplate and the stability of physical dimension; The distance in right folding limit end and integer chamber, location is equal to the spacing of adjacent two convex tendons.
Described upper cavity die upper end is provided with jacking block and the top board with symmetrical container cavity, is provided with stage clip in the container cavity, and the jacking block outside is connected with holder, and the fixed seating is in the upper end of cambered surface preformed die and location sizing die, and the upper end of jacking block, holder is connected with top board.Such setting, make when upper die component moves down, upper cavity die cooperates with following membrane module at first, backfin goes out an end face and a groove of adjacent two convex tendons, make top board continue to move down then, under the effect of jacking block and top board, stage clip compressive deformation in the container cavity, cambered surface preformed die, location sizing die and upper cavity die produce relative displacement, continue to descend, finish the backfin process of convex tendon, finish simultaneously the stainless sheet steel mold pressing is gone out arcwall face, molded convex tendon is positioned two processes of shaping, its advantage is that backfin successively is convenient to stainless sheet steel and extends, reduce its in the backfin process by left punch, right punch cooperates with upper cavity die and cambered surface preformed die cooperates with cambered surface preformed punch and causes damaged metal, even the possibility of being broken through, the rate of reducing the number of rejects and seconds.
The assembling die of described manufacturing stainless steel kickplate also comprises bracing frame, and described bracing frame comprises upper plate, middle plate and lower plate; Be provided with spring between cambered surface preformed punch and the upper plate; Have the through hole that holds spring respectively and therefrom move on the upper plate for the working end of left punch, right punch, upper plate be connected with a left side insert and the right side insert, insert and be positioned at cambered surface preformed punch left side in a left side, inserting and be positioned at left punch right side in the right side, has the through hole that therefrom moves for right punch working end on it; Plate is provided with the lower punch holder in described, and the lower end of left punch, right punch places the lower punch holder; Be provided with the lead of affixed two plates between the upper and lower plate, plate also can be along its slippage during lead passed.Installation and action that special-purpose supporting frame helps die assembly are set, the common invariant position of middle plate wherein, upper plate and lower plate then can do upper and lower to interlock.Upper plate (claim again " stripper ") is used to carry that inserting in a left side, inserts in the right side and cambered surface preformed punch, and insert in a drive left side, left relatively together punch is inserted on the right side, the motion of right punch, can make by the stainless sheet steel of backfin and separate from left punch and right punch, the through hole of offering on it guarantees that the working end of left punch and right punch keeps direction constant in the course of the work, can be exactly cooperate with corresponding flanging end, while is restraining spring offset direction in deformation process also, guarantees cambered surface preformed punch and cambered surface preformed die no-float; Be provided with at upper plate upper surface split successively to insert in a left side, cambered surface preformed punch and the right side insert, be convenient to cambered surface preformed punch and move and can cooperate the mold pressing cambered surface with cambered surface preformed die at above-below direction; The upper surface that inserting in a left side, inserts in the right side also is and cambered surface preformed punch upper surface, the left punch outer convex globoidal parallel with the end face of right punch working end; In plate (claim again decide plate), be used for the left punch of support fixation and right punch and lower punch holder, help left punch and right punch in the course of the work fixed-site, can be good fit with corresponding flanging end; Lead passes middle plate, be used for fixing the connection upper plate, lower plate (claiming " discharging top board " again), and along with last, lower plate moves together, when upper die component presses down, upper plate, insert in a left side, insert in the right side, lower plate and lead move down together, make the working end end face of left punch and right punch exceed a left side, the upper surface of inserting in the right side, cooperate with corresponding flanging end, upper plate when upper die component resets, insert in a left side, insert in the right side, move on lower plate and the lead, making the working end end face of left punch and right punch be retracted into a left side inserts, the position of cambered surface preformed punch and right upper surface flush of inserting, thus will be separated by the working end of the stainless sheet steel of backfin convex tendon from left punch and right punch; Spring can make cambered surface preformed punch cooperate with cambered surface preformed die and reach when moving down synchronously, and stainless sheet steel can prevent both tight fits along backfin, the follow-up of mold pressing direction, and stainless sheet steel is caused damaged metal.
Promptly can be used for step after the kickplate that processes blocked by required specification.
The utility model novel structure, in a mold, can realize mold pressing arcwall face and two tasks of backfin convex tendon simultaneously, make the kickplate one-shot forming, the working (machining) efficiency height, and can in continuous mold pressing, backfin process, position shaping in type convex tendon simultaneously, make it be difficult for producing elastic recovery, the end face mold pressing of convex tendon has the reinforcement of indent, and the mechanical strength of kickplate is good, physical dimension stable, yield rate is high.
[description of drawings]
Fig. 1 is the structural representation of the utility model embodiment assembling die;
Fig. 2 is the partial enlarged drawing of Fig. 1;
Fig. 3 be the A-A of Fig. 1 to schematic diagram, the cambered surface preformed die that expression matches and the arc shape of cambered surface preformed punch, upper cavity die and left and right punch;
Fig. 4～Figure 11 is the mold pressing of assembling die order, backfin step and kickplate forming process schematic diagram;
Figure 12 is the structural representation of the stainless steel kickplate of the utility model embodiment manufacturing.
Among the figure: 1, stage clip, 2, top board, 3, jacking block, 4, holder, 5, upper cavity die, 5a, left folding limit end, 5b, fin, 5c, right folding limit end, 5d, reinforcement moulding rib, 6, the location sizing die, 6a, the location plastic chamber, 7, insert in the right side, 8, upper plate, 9, the lower punch holder, 10, lead, 11, middle plate, 12, lower plate, 13, right punch, 13a, right reinforcement forming tank, 14, left side punch, 14a, left side reinforcement forming tank, 15, spring, 16, steady pin, 17, cambered surface preformed punch, 17a, cambered surface preformed punch upper surface, 18, insert in a left side, and 19, cambered surface preformed die, 19a, cambered surface preformed die lower surface, 20, stainless sheet steel, 20a, convex tendon, 20b, reinforcement, 20c, between groove.
[specific implementation]
Below in conjunction with specification drawings and specific embodiments substantive distinguishing features of the present utility model is further described.
As Figure 1-3, make the assembling die of stainless steel kickplate, comprise the upper die component and the following membrane module that cooperatively interact, upper die component comprises cambered surface preformed die 19, upper cavity die 5 and the location sizing die 6 that is set up in parallel from left to right.The lower surface of upper cavity die 5 is inner concave arc surface, is provided with contour fin 5b along inner concave arc surface, and fin 5b bilateral symmetry forms left folding limit end 5a and right folding limit end 5c, and left folding limit end 5a, end 5c upper edge, right folding limit inner concave arc surface are provided with contour reinforcement moulding rib 5d; Location sizing die 6 is provided with location plastic chamber 6a, and the end face of location sizing die 6 and the bottom surface of locating plastic chamber 6a are the parallel inner concave arc surface of working face with fin 5b, left folding limit end 5a, right folding limit end 5c; Cambered surface preformed die lower surface 19a is and the parallel inner concave arc surface in upper cavity die 5 lower surfaces, and with the location sizing die 6 end face.Upper cavity die 5 upper ends are provided with the jacking block 3 and the top board 2 of band container cavity, be provided with stage clip 1 in the container cavity, jacking block 3 outsides are with holder 4, and holder 4 lower ends are connected with cambered surface preformed die 19, sizing die 6 upper ends, location respectively, and the upper end of jacking block 3, holder 4 and stage clip 1 is connected with top board 2 respectively.Described membrane module down comprises left punch 14 and the right punch 13 that is set up in parallel, the end face of left side punch 14 and right punch 13 working ends is the outer convex globoidal that coincide with inner concave arc surface, and wide with left folding limit end 5a and right folding limit end 5c respectively, its end face also is respectively equipped with the left reinforcement forming tank 14a that cooperates with reinforcement moulding rib 5d, right reinforcement forming tank 13a.Left punch 14 left sides of following membrane module are provided with cambered surface preformed punch 17 arranged side by side, and cambered surface preformed punch upper surface 17a is outer convex globoidal and parallel with cambered surface preformed die lower surface 19a.The assembling die of making the stainless steel kickplate also comprises bracing frame, and described bracing frame comprises upper plate 8, middle plate 11 and lower plate 12; Cambered surface preformed punch 17 is positioned at upper plate 8 upper surfaces, and cambered surface preformed punch 17 rear ends are connected with spring 15; Have the therefrom mobile through hole in working end that holds spring 15, supplies left punch 14 and right punch 13 on the upper plate 8, upper plate 8 upper surfaces be embedded with a left side insert 18 and the right side insert 7, a left side insert 18 with right insert 7 upper surface for and the parallel outer convex globoidal of cambered surface preformed punch upper surface 17a, insert and 18 be positioned at cambered surface preformed punch 17 left sides in a left side, inserting and 7 be positioned at left punch 14 right sides in the right side, has the through hole that therefrom moves for right punch 13 working ends on it; Plate 11 upper surfaces are provided with lower punch holder 9 in described, and the lower end of left punch 14, right punch 13 places lower punch holder 9, and spring 15 is connected in the steady pin 16 of punch holder 9 upper surfaces in left punch 14 left sides; Be provided with lead 10 and affixed with it between the upper and lower plate, plate 11 also can be along its slippage during lead 10 passed.
First to the 3rd convex tendon with backfin one Thin Stainless Steel coiled sheet is example in conjunction with the embodiments, further specifies the structure of assembling die:
As shown in Figure 4, upper die component and following membrane module are separated from each other under original state, with stainless sheet steel 20 be flat on that a left side inserts 18, cambered surface preformed punch 17 and the right side insert on 7; At this moment, a left side inserts 18, cambered surface preformed punch 17 and right 7 the upper surface flush of inserting, and left punch 14 and right punch 13 working end end faces are positioned at stainless sheet steel 20 belows.
As shown in Figure 5, upper die component moves down, make upper cavity die 5 move down and push down stainless sheet steel 20, upper plate 8, a left side insert 18 and the right side insert and 7 move down thereupon, cambered surface preformed punch 17, left side punch 14 and right punch 13 keep original position, it is relative upper plate 8, a left side insert 18 and the right side insert and 7 rise, to be molded into arcwall face sheet material at the stainless sheet steel 20 of upper cavity die 5 and left punch 14 right punch 13 stations, make a side and the end face and the fin 5b of the working end of left punch 14 and right punch 13 more respectively, left folding limit end 5a, right folding limit end 5c cooperates, while left folding limit end 5a, reinforcement moulding rib 5d on the end 5c of right folding limit also with left punch 14 and right punch 13 on left reinforcement forming tank 14a, right reinforcement forming tank 13a cooperates, stainless sheet steel 20 is extended in order along arcwall face, gone out adjacent two convex tendons (dextrosinistral first by backfin, second convex tendon) end face, the reinforcement 20b of indent and a groove 20c; Cambered surface preformed punch 17 holding positions are constant, and also a left side inserts 18 to cambered surface preformed punch upper surface 17a relatively, the right side 7 upper surfaces of inserting raise, and prepares the mold pressing cambered surface.
As shown in Figure 6, under the effect of top board 2, upper cavity die jacking block 3, stage clip 1 compressive deformation moves down holder 4, cambered surface preformed die 19 and location sizing die 6, cambered surface preformed die lower surface 19a is cooperated with cambered surface preformed punch upper surface 17a, push down stainless sheet steel 20.
As shown in Figure 7, keep cambered surface preformed die 19 and cambered surface preformed punch 17 to cooperate, push up at top board 2, upper cavity die under fast 3 the effect, stage clip 1 continues compressive deformation, and holder 4 drives cambered surface preformed dies 19 and location sizing die 6 moves down synchronously; Cambered surface preformed die 19 moves down, cambered surface preformed punch 17 and cambered surface preformed die 19 are moved down synchronously, spring 15 compressive deformations, during to the end face of cambered surface preformed die lower surface 19a and fin 5b, the lower end of cambered surface preformed punch 17 props up upper plate 8, stainless sheet steel 20 is along mold pressing, the follow-up of backfin direction, under cambered surface preformed die 19 and 17 mating reactions of cambered surface preformed punch, finish the backfin of left side convex tendon (second convex tendon), and the pre-mold pressing of follow-up stainless sheet steel that will prepare the backfin convex tendon goes out arcwall face, locating sizing die 6 simultaneously moves down to insert with the right side and 7 cooperates, with the downward backfin of part that stainless sheet steel 20 front ends exceed right folding limit end 5c, finish the backfin of right side convex tendon (first convex tendon), at this moment, location sizing die 6 forms container cavity with right folding limit end 5c, holds article one convex tendon.
As shown in Figure 8, with upper die component, down membrane module resets, a left side inserts 18, cambered surface preformed punch 17 and right 7 the upper surface inserted are replied and flushed spring 15 reinstatements.Make convex tendon and the stainless sheet steel 20 convex tendon spacing of advancing then, make second convex tendon of upper cavity die 5 left folding limit end 5a below move to upper cavity die 5 right folding limit end 5c below, first convex tendon is positioned at plastic chamber 6a below, location, prepares backfin the 3rd convex tendon and article one, second convex tendon are located shaping.
As shown in Figure 9, repeat process shown in Figure 5, backfin go out the 3rd convex tendon end face, reinforcement 20b and and second convex tendon between groove 20c.
As shown in figure 10, repeat process shown in Figure 6, cambered surface preformed die 19 cooperates with cambered surface preformed punch 17, and preparation is with follow-up stainless sheet steel 20 pre-mold pressing cambered surfaces and finish backfin the 3rd convex tendon.
As shown in figure 11, repeat process shown in Figure 7, at this moment, location sizing die 6 moves down with cambered surface preformed die 19, form container cavity with right folding limit end 5c, second convex tendon of right folding limit end 5c below and first convex tendon of plastic chamber 6a below, location are placed container cavity and location plastic chamber 6a respectively, and inserting with the right side 7 cooperates, and first, second convex tendon is positioned shaping; Cambered surface preformed die 19 cooperates the backfin of finishing the 3rd convex tendon with cambered surface preformed punch 17, and the 3rd stainless sheet steel that convex tendon is follow-up is molded into cambered surface sheet material in advance.
When processing each Thin Stainless Steel coiled sheet, assembling die carries out above-mentioned illustrated action, constantly repeat mold pressing arcwall face, backfin convex tendon, locate shaping, the action of the fixed length of advancing distance, can produce the arcwall face stainless steel kickplate that is used for stair step as shown in figure 12 with some equidistant convex tendons.
Claims (6)
1. make the assembling die of stainless steel kickplate, comprise the upper die component and the following membrane module that cooperatively interact, it is characterized in that described upper die component comprises upper cavity die (5), the lower surface of upper cavity die (5) is inner concave arc surface, be provided with contour fin (5b) along inner concave arc surface, fin (5b) bilateral symmetry forms left folding limit end (5a) and right folding limit end (5c); Described membrane module down comprises left punch (14) and the right punch (13) that is set up in parallel, and the end face of left punch (14) and right punch (13) is the outer convex globoidal that coincide with inner concave arc surface, and wide with left folding limit end (5a) and right folding limit end (5c) respectively.
2. the assembling die of manufacturing stainless steel kickplate according to claim 1 is characterized in that described left folding limit end (5a), right folding limit end (5c) are provided with reinforcement moulding rib (5d) between two parties along cambered surface; The end face of described left punch (14) and right punch (13) is respectively equipped with reinforcement forming tank (14a), (13a) identical with reinforcement moulding rib (5d).
3. the assembling die of manufacturing stainless steel kickplate according to claim 1 and 2 is characterized in that upper cavity die (5) left side of described upper die component is provided with cambered surface preformed die (19), and cambered surface preformed die lower surface (19a) is inner concave arc surface; Left punch (14) left side of described membrane module down is provided with cambered surface preformed punch (17), and cambered surface preformed punch upper surface (17a) is outer convex globoidal.
4. the assembling die of manufacturing stainless steel kickplate according to claim 3, the right side that it is characterized in that the upper cavity die (5) of described upper die component is provided with location sizing die (6), described location sizing die (6) is provided with location plastic chamber (6a), and the bottom surface of the end face of location sizing die (6) and location plastic chamber (6a) is for being parallel to the inner concave arc surface of upper cavity die (5) lower surface.
5. the assembling die of manufacturing stainless steel kickplate according to claim 4, it is characterized in that described upper cavity die (5) upper end is provided with jacking block (3) and the top board (2) with symmetrical container cavity, be provided with stage clip (1) in the container cavity, jacking block (3) outside is connected with holder (4), holder (4) is positioned at the upper end of cambered surface preformed die (19) and location sizing die (6), and the upper end of jacking block (3), holder (4) is connected with top board (2).
6. the assembling die of manufacturing stainless steel kickplate according to claim 5 is characterized in that the assembling die of described manufacturing stainless steel kickplate also comprises bracing frame, and described bracing frame comprises upper plate (8), middle plate (11) and lower plate (12); Be provided with spring (15) between cambered surface preformed punch (17) and the upper plate (8); Have the through hole that holds spring (15) respectively and therefrom move on the upper plate (8) for the working end of left punch (14), right punch (13), upper plate (8) is connected with that insert (18) in a left side and insert in the right side (7), a left side insert (18) be positioned at cambered surface preformed punch (17) left side, the right side insert (7) be positioned at left punch (14) right side, have the through hole that therefrom moves for right punch (13) working end on it; Plate (11) is provided with lower punch holder (9) in described, and the lower end of left punch (14), right punch (13) places lower punch holder (9); Be provided with the lead (10) of affixed two plates between the upper and lower plate, lead (10) passes middle plate (11) also can be along its slippage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620104254 CN2917860Y (en) | 2006-06-01 | 2006-06-01 | Combination die for making stainless steel antiskid kick-plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620104254 CN2917860Y (en) | 2006-06-01 | 2006-06-01 | Combination die for making stainless steel antiskid kick-plate |
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| Publication Number | Publication Date |
|---|---|
| CN2917860Y true CN2917860Y (en) | 2007-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620104254 Expired - Lifetime CN2917860Y (en) | 2006-06-01 | 2006-06-01 | Combination die for making stainless steel antiskid kick-plate |
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| Country | Link |
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| CN (1) | CN2917860Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100453199C (en) * | 2006-06-01 | 2009-01-21 | 顾晓隆 | Combined mould for producing rustless steel kickplate and method thereof |
| CN107900291A (en) * | 2017-12-12 | 2018-04-13 | 重庆乐迪机车车辆配件有限公司 | A kind of combination die for brake disc casting |
| CN111515328A (en) * | 2020-03-30 | 2020-08-11 | 安徽建盛铸业有限公司 | Hydraulic valve body casting mold |
-
2006
- 2006-06-01 CN CN 200620104254 patent/CN2917860Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100453199C (en) * | 2006-06-01 | 2009-01-21 | 顾晓隆 | Combined mould for producing rustless steel kickplate and method thereof |
| CN107900291A (en) * | 2017-12-12 | 2018-04-13 | 重庆乐迪机车车辆配件有限公司 | A kind of combination die for brake disc casting |
| CN111515328A (en) * | 2020-03-30 | 2020-08-11 | 安徽建盛铸业有限公司 | Hydraulic valve body casting mold |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20090121 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |