CN202804630U - Three-layer composite cold welding machine tool - Google Patents
Three-layer composite cold welding machine tool Download PDFInfo
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- CN202804630U CN202804630U CN 201220459658 CN201220459658U CN202804630U CN 202804630 U CN202804630 U CN 202804630U CN 201220459658 CN201220459658 CN 201220459658 CN 201220459658 U CN201220459658 U CN 201220459658U CN 202804630 U CN202804630 U CN 202804630U
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- thimble
- wire rod
- rod
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Abstract
The utility model discloses a cold welding machine tool capable of realizing three-layer metal composition. The cold welding machine tool comprises a base, a first wire hole, a second wire hole, a bottom die hole, a third wire hole, a first cutter, a second cutter, a pre-ejecting pin, a final upsetting die and an ejecting pin, wherein the base is divided into a wire cutting region, a welding region and a pressure providing region which are arranged in sequence; the first wire hole, the second wire hole, the bottom die hole and the third wire hole are formed in a side wall, facing the wire cutting region, of the welding region; the first cutter is movably arranged at the wire cutting region for clamping and cutting a first wire and a second wire; and the second cutter is movably arranged at the wire cutting region for clamping and cutting a third wire. The machine tool has the advantages of high stability, high efficiency, no waste and easiness in operation.
Description
Technical field
The utility model relates to a kind of cold welding lathe, particularly a kind of three layers of composite cold welding machine bed.
Background technology
Cold welding technique is that application machine power, molecular force or electric power are so that wlding is diffused into a kind of technique on utensil surface.Cold welding machine can be divided into the overlaying-type cold welding machine, paste thin slice repairing type cold welding machine and weld metal wire rod cold welding machine, and wherein the above two are for tiny defects such as the wearing and tearing of repairing metal, cast(ing) surface, scuffing, pore, sand holes; The latter is mainly used in welding the non-ferrous metal wire rods such as silver-colored line, copper cash, aluminum steel, this kind cold welding machine is that depended on pressure is welded with non-ferrous metal, do not need electricity consumption, with gas, need not the heating, need not use filler and solder flux yet, the electric wire that welds is solid firmly, be usually used in the welding of engine enamel-covered wire or the pressure upsetting moulding of given shape metalwork etc., the utility model is to improve for weld metal wire rod cold welding machine.
Aforesaid weld metal wire rod cold welding machine, its welding process is: the first step, line sending is sheared: the first wire rod is sent the first Cut Block until Len req by wire agency, the second wire rod is sent the second Cut Block until Len req by wire agency, cutting knife is from the first Cut Block place setting in motion, cutting knife clamping the first wire rod is also sheared the first wire rod, and cutting knife moves to the second Cut Block place, clamping the second wire rod and the second wire rod is sheared; Second step, pre-upsetting and first welding: cutting knife moves to place, bed die hole, cutting knife hole and bed die hole centering (center line is overlapping), pre-thimble partly heads into the first wire rod and the second wire rod tool bore of autotomying in the bed die hole, because the diameter in bed die hole is only for being slightly larger than gauge or diameter of wire, pre-thimble acts on wire rod and with the part wire rod jumping-up of exposure beyond in the bed die hole, finishes first welding; In the 3rd step, welding fabrication: pre-thimble withdraws from the bed die hole, and final upsetting die moves near the bed die hole, utilizes the effect of the bidirectional force of thimble and final upsetting die, the shape that becomes the upsetting mould to have the wire rod upsetting; The 4th step, the demoulding: the workpiece in the bed die is ejected, drops in the material box by the head part system.Yet utility model people finds that cold welding machine of the prior art only can be finished the welding of two wire rods, namely the final workpiece that forms is two layers of composite construction, how to realize the cold welding of three wire rods, in other words, how to form three layers of composite articles and be and fail the difficult problem that effectively solves in the prior art.
The utility model content
Technical problem to be solved in the utility model is and provides a kind of and can realize three layers of compound cold welding lathe.
To achieve these goals, a kind of three layers of composite cold welding machine bed that the utility model proposes comprise:
Pedestal, described pedestal are divided into tactic tangent line zone, welding region and pressure provides the zone;
Be formed on the first wire rod hole on the sidewall in tangent line zone, the second wire rod hole, bed die hole and the 3rd wire rod hole of described welding region;
Can be arranged at movably first cutting knife in tangent line zone, described the first cutting knife is used for the order clamping and cuts off the first wire rod and the clamping of stretching out in the first wire rod hole and cut off the second wire rod that stretches out in the second wire rod hole; Be opened in the first cutting knife hole that being used on described the first cutting knife hold the first wire rod and the second wire rod;
Can be arranged at movably second cutting knife in tangent line zone, described the second cutting knife is used for clamping and cuts off the 3rd wire rod that stretches out in the 3rd wire rod hole; Be opened in the second cutting knife hole that being used on the second cutting knife hold the 3rd wire rod; By the first cutting knife hole of moving, the second cutting knife hole, can realize that the two and three center lines in bed die hole are overlapping;
Can be arranged at slidably the slide block in tangent line zone, the glide direction of slide block is parallel with bed die centerline hole direction, is slidingly arranged in pre-thimble and final upsetting die on the described slide block, the glide direction of the two and bed die centerline hole perpendicular direction;
Slip is arranged at the thimble rod that pressure provides the zone, is connected with thimble on the described thimble rod, and described thimble inserts in the described bed die hole;
And the diameter of described final upsetting die is greater than the diameter in bed die hole.
More than be to the structure of three layers of composite cold welding machine bed the utility model proposes and the integral body introduction of welding process, in general, three layers of composite cold welding machine bed of the present utility model be good stability, efficient high, without waste material, full-automatic novel lathe simple to operate.Below will be described in detail by every structure, function and the advantage of the specific embodiment to this lathe.
Description of drawings
By the more specifically explanation of the preferred embodiment of the present utility model shown in the accompanying drawing, above-mentioned and other purpose of the present utility model, Characteristics and advantages will be more clear.Reference numeral identical in whole accompanying drawings is indicated identical part.Deliberately do not draw accompanying drawing by actual size equal proportion convergent-divergent, focus on illustrating purport of the present utility model.
Fig. 1 to Fig. 4 is a kind of stereogram of three layers of composite cold welding machine bed;
Fig. 5 is the top view of above-mentioned cold welding lathe;
Fig. 6 is the enlarged drawing of the second cutting knife;
Fig. 7 is the johning knot composition of thimble rod and holder.
The specific embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated: present embodiment is implemented under take technical solutions of the utility model as prerequisite, has provided detailed embodiment, but protection domain of the present utility model is not limited to following embodiment.
Main referring to cold welding lathe shown in Figure 2, it comprises pedestal 100, in order more clearly to explain apparatus structure of the present utility model, pedestal 100 is divided into tactic tangent line zone 101, welding region 102 and pressure artificially provides zone 103, and above Three regions there is no essence (physics) boundary.Referring to Fig. 2, the first wire rod hole 7(that forms on the sidewall in tangent line zone 101 of described welding region 102 is blocked by the first cutting knife 8, therefore represent with arrow), the second wire rod hole 9 and the 3rd wire rod hole 41, above-mentioned three wire rod holes 7,9,41 aperture position form respectively the first Cut Block, the second Cut Block and the 3rd Cut Block (in some industrial occasions, wire rod hole and Cut Block are used with).Also be formed for the bed die hole 6 of workpiece processing on the sidewall between described the second wire rod hole 9 and the 3rd wire rod hole 41.This cold welding lathe also comprises the first cutting knife 8 and second cutting knife 5 that can be arranged at movably tangent line zone 101, described the first cutting knife 8 is used for the order clamping and cuts off the first wire rod and the clamping of stretching out in the first wire rod hole 7 and cut off the second wire rod that stretches out in the second wire rod hole 9, and described the second cutting knife 5 is used for clamping and cuts off the 3rd wire rod that stretches out in the 3rd wire rod hole 41; Offer respectively the first cutting knife hole 81 of exposure (holding) wire rod and the second cutting knife hole 51(on described the first cutting knife 8 and the second cutting knife 5 referring to the enlarged drawing of Fig. 6).Also comprise the slide block 1 that can be arranged at slidably tangent line zone 101, the glide direction of slide block 1 is parallel with bed die hole 6 centerline directions; Be slidingly arranged in pre-thimble 16 and final upsetting die 15 on the described slide block 1, the glide direction of the two is vertical with bed die hole 6 centerline directions; Slip is arranged at the thimble rod 33 that pressure provides zone 103, is connected with thimble (in Fig. 1, representing the thimble of thimble rod 33 and end thereof with intensive dotted line) on the described thimble rod 33, and described thimble inserts in the described bed die hole 6.
More than be the chief component parts of this cold welding lathe, below will be described in detail each assembly.
Referring to Fig. 1, Fig. 2, the welding region 102 of described pedestal 100 is mainly used in holding bed die hole 6 and three wire rod holes 7,9,41, can hold wire rod to be welded in the described bed die hole 6, the given shape that wire rod is become final upsetting die 15 to have by thimble and the bidirectional force effect of final upsetting die 15 by upsetting after the just upsetting of bed die hole 6 interior quilts.Certainly, also have and be arranged in pedestal 100 with interior head part system etc., the head part system adopts prior art, so shows among the figure.
The tangent line zone 101 of described pedestal 100 mainly is furnished with described slide block 1, pre-thimble 16, final upsetting die 15 and the first cutting knife 8, the second cutting knife 5.The end face towards welding region 102 of final upsetting die 15 digs out specific shape, the shape that this form fit is finally become by upsetting pressure in wire rod.Described final upsetting die 15 has the diameter greater than bed die hole 6.And the diameter in bed die hole 6 is the diameter that is several times as much as pre-thimble 16, and the diameter in bed die hole 6 is the diameter that is several times as much as wire rod, and two cutting knife holes 81,51 slightly larger in diameter are in the diameter of wire rod.
The first cutting knife 8 is fixed on the first Cutter apron 48, and the first Cutter apron 48 slides and is arranged at tangent line zone 101.The below of slide block 1 has motor, and the output shaft of motor drives and is fixed with 48 slips of described the first Cutter apron of the first cam 10, the first cams, 10 drivings on the first slitter shaft 18, the first slitter shafts 18.5 slips of the second cutting knife are arranged at the second Cutter apron 42, the second Cutter aprons 42 same slips and are arranged at tangent line zone 101.Referring to Fig. 3, the first slitter shaft 18 by described rotating shaft 19 with transmission of power to the second slitter shaft 26, be fixed with the first gear 27 on the second slitter shaft 26, the first gear 27 and travelling gear 29 engagements, Fig. 1 is returned in travelling gear 29 and 28 engagements of the second gear, the second gear 28 is fixing with bent axle 3, bent axle 3 is rotationally connected with an end of connecting rod 2, and the other end of connecting rod 2 and the second Cutter apron 42 are rotationally connected, and the rotation of the first slitter shaft 18 drives the slip of the second Cutter apron 42 thus.
Described the first cutting knife hole 81 is provided with wire clamp towards a side position place of welding region 102, is elastic clip for example, does not show among the figure.The center line in described the first wire rod hole 7, the second wire rod hole 9, the first cutting knife hole 81 and bed die hole 6 is coplanar.Described the second cutting knife hole 51 is provided with similar wire clamp equally towards a side position place of welding region 102.The center line in described the 3rd wire rod hole 41, the second cutting knife hole 51 and bed die hole 6 is coplanar.As seen, therefore the first cutting knife 8 and the second cutting knife 5 pass through necessary motion in that 6 center line bearing of trends are staggeredly arranged along the bed die hole in top view, and center line overlapping (centering) can be realized in the first cutting knife hole 81, the second cutting knife hole 51 and bed die hole 6.
Mainly referring to Fig. 4, Fig. 5, the pressure of described pedestal 100 provides zone 103 to comprise that rotation is arranged at the rotating shaft 19 that pressure provides zone 103, is fixed in pre-upsetting cam 21 and shaping cam 20 in the rotating shaft 19; Slip is arranged at the pre-upsetting push rod 22 that can be driven by pre-upsetting cam 21 that pressure provides zone 103, and slides and be arranged at the moulding push rod 23 that can be driven by shaping cam 20 that pressure provides zone 103; Be slidingly arranged on the welding region 102 and protruding, be positioned at the thimble rod 33 that pressure provides zone 103, be connected with thimble on the described thimble rod 33, thimble is positioned at bed die hole 6, and thimble rod 22 can be driven by pre-upsetting push rod 22 and moulding push rod 23.Described thimble rod 33 has the diameter that approaches and be slightly less than bed die hole 6.Near the wire rod wire-sending device that also is provided with of thimble rod 33 because wire-sending device is common apparatus and non-this patent emphasis, therefore no longer launches to describe.
Described pre-upsetting cam 21 and shaping cam 20 are fixed in side by side in the rotating shaft 19, pre-upsetting push rod 22 is arranged side by side equally with moulding push rod 23 or the two is set to one, salient point on pre-upsetting cam 21 or the shaping cam 20 is staggeredly arranged, therefore can touch respectively pre-upsetting push rod 22 and moulding push rod 23, and then promote thimble rod 33.Because the radius of the salient point on pre-upsetting cam 21 and the shaping cam 20 is variant, thereby the distance of promotion thimble rod 33 motions is variant, so that the thrust that workpiece is produced has difference.
Be fixed with holder 11 on the described pedestal 100, the top of described thimble rod 33 has top board 32; The screw 17 that has been threaded on the described holder 11, the end of the bar section of screw 17 is resisted against top board 32.The bar section of described screw 17 nut 24 that has been threaded, described nut 24 fits in holder 11,24 stopping functions of this nut.By the position of rotary screw 17 with respect to holder 11, can adjust the position of thimble rod 33 relative holders 11, equal to adjust the position that thimble is arranged in bed die hole 6, so that the length of the length of the spatial accommodation in bed die hole 6 and wire rod coupling.
Be rotatably connected to pull bar 12 on the described pedestal 100, also be fixed with in the described rotating shaft 19 and prize cam 14, this prize cam 14 and pull bar 12 against, also be rotatably connected to ripping bar 34 on the described pedestal 100, be connected with extension spring 13 between described ripping bar 34 and the pull bar 12, when rotating shaft 19 is rotated, prizing cam 14 is driven in rotation, prizing cam 14 pushing drawing rods 12 rotates, pull bar 12 drives ripping bar 34 by extension spring 13 and rotates, and ripping bar 34 has the position that promotes thimble rod 33 and the position of separating with thimble rod 33 when rotating.When thimble rod 33 was promoted by ripping bar 34, thimble was used for providing the location of wire rod in bed die hole 6 that is headed into bed die hole 6 by pre-thimble 16.
More than be the description that the structure of cold welding lathe is carried out, below will make an explanation to its welding process.
The first step: line sending is sheared.
Before welding, to regulate first the first cutting knife hole 81 and bed die hole 6 centerings, the second cutting knife hole 51 and bed die hole 6 centerings.Afterwards, the first cutting knife 8 moves to the first cutting knife hole 81 and the first wire rod hole 7 centerings, and the second cutting knife 5 moves to the second cutting knife hole 51 and the 3rd wire rod hole 41 centerings, begins to prepare welding.
The first wire rod is sent into the first cutting knife hole 81 interior predetermined lengths and is held from the first wire rod hole 7, the 3rd wire rod is sent into the second cutting knife hole 51 interior predetermined lengths and is held from the 3rd wire rod hole 41.Mobile the first cutting knife 8 and the second cutting knife 5 carry out the shearing of the first wire rod and the 3rd wire rod.When the first cutting knife 8 moved to the first cutting knife hole 81 and the second wire rod hole 9 centering, the second wire rod was sent into the first cutting knife hole 81 interior predetermined lengths and is held from the second wire rod hole 9, continued mobile the first cutting knife 8 and carried out the shearing of the second wire rod.
Second step: pre-upsetting and first welding.
The first cutting knife 8 and the second cutting knife 5 are moved near the bed die hole 6, the first cutting knife hole 81, the second cutting knife hole 51 and bed die hole 6 three's centerings.Slide block 1 drives pre-thimble 16 to begin three sections wire rods in two cutting knife holes 81,51 are headed in the bed die hole 6, meanwhile, pull bar 12 connects ripping bar 34 by extension spring 13 and prizes thimble rod 33, so that thimble applies pressure to wire rod jointly with pre-thimble 16, prevent wire rod (especially being positioned at the wire ends in bed die hole 6) movement diametrically, this pressure is less, can not realize welding.
When pre-thimble 16 ejects the part (for example only about half of length) of wire rod the cutting knife hole and enters bed die hole 6, pre-upsetting cam 21 promotes pre-upsetting push rod 22, drive thimble rod 33 motions, because the diameter in bed die hole 6 is several times as much as gauge or diameter of wire, cutting knife bore dia only for being slightly larger than gauge or diameter of wire, thereby thimble makes the wire rod that is positioned at bed die hole 6 by jumping-up and weld together.Pre-upsetting cam 21 is rotated further afterwards, and pre-upsetting push rod 22 and thimble rod 33 are got back to initial position.
Pre-thimble 16 continues to go deep into the top line material, this moment thimble rod 33(thimble) the position determine by the adjusting of screw 17, under the effect of thimble and pre-thimble 16, pre-thimble 16 ejects the cutting knife hole fully with wire rod and enters bed die hole 6, and the 6 interior secondary Upsettings in the bed die hole are finished predetermined and first welding.
The 3rd step: moulding welding.
The 4th step: the demoulding.
After the cold welding moulding is complete, by the head part system workpiece in the bed die is ejected, drops in the material box.
Although the utility model with preferred embodiment openly as above; but it is not to limit claim; any those skilled in the art are not within breaking away from spirit and scope of the present utility model; can make possible change and modification, therefore protection domain of the present utility model should be as the criterion with the scope that the utility model claim is defined.
Claims (8)
1. one kind three layers composite cold welding machine bed comprise:
Pedestal, described pedestal are divided into tactic tangent line zone, welding region and pressure provides the zone;
Be formed on the first wire rod hole on the sidewall in tangent line zone, the second wire rod hole and the bed die hole of described welding region;
Can be arranged at movably first cutting knife in tangent line zone, described the first cutting knife is used for the order clamping and cuts off the first wire rod and the clamping of stretching out in the first wire rod hole and cut off the second wire rod that stretches out in the second wire rod hole; Be opened in the first cutting knife hole that being used on described the first cutting knife hold the first wire rod and the second wire rod;
Can be arranged at slidably the slide block in tangent line zone, the glide direction of slide block is parallel with bed die centerline hole direction, is slidingly arranged in pre-thimble and final upsetting die on the described slide block, the glide direction of the two and bed die centerline hole perpendicular direction;
Slip is arranged at the thimble rod that pressure provides the zone, is connected with thimble on the described thimble rod, and described thimble inserts in the described bed die hole;
It is characterized in that:
Also comprise the 3rd wire rod hole that is formed on the described sidewall;
Can be arranged at movably second cutting knife in tangent line zone, described the second cutting knife is used for clamping and cuts off the 3rd wire rod that stretches out in the 3rd wire rod hole; Be opened in the second cutting knife hole that being used on the second cutting knife hold the 3rd wire rod; By the first cutting knife hole of moving, the second cutting knife hole, can realize that the two and three center lines in bed die hole are overlapping;
And the diameter of described final upsetting die is greater than the diameter in bed die hole.
2. three layers of composite cold welding machine bed as claimed in claim 1, it is characterized in that: the diameter in described bed die hole is several times as much as the diameter of pre-thimble, and the diameter in bed die hole is several times as much as the diameter of each wire rod.
3. three layers of composite cold welding machine bed as claimed in claim 1, it is characterized in that: the first cutting knife is fixed on the first Cutter apron, and the first Cutter apron slides and is arranged at the tangent line zone; The below of slide block has motor, and the output shaft of motor drives the first slitter shaft, is fixed with the first cam on the first slitter shaft, and described the first Cutter apron of the first actuated by cams slides.
4. three layers of composite cold welding machine bed as claimed in claim 3 is characterized in that: the second cutting knife slides and is arranged at the second Cutter apron, and the second Cutter apron slides and is arranged at the tangent line zone; The first slitter shaft by rotating shaft with transmission of power to the second slitter shaft, be fixed with the first gear on the second slitter shaft, the first gear and travelling gear engagement, travelling gear and the engagement of the second gear, the second gear and bent axle are fixed, one end of bent axle and connecting rod is rotationally connected, and the other end of connecting rod and the second Cutter apron are rotationally connected.
5. three layers of composite cold welding machine bed as claimed in claim 1, it is characterized in that: pressure provides the zone to comprise rotating shaft, is fixed in pre-upsetting cam and shaping cam in the rotating shaft; What slip was arranged at that pressure provides the zone can be by the pre-cam-actuated pre-upsetting push rod of upsetting, and slides and be arranged at the moulding push rod that can be driven by shaping cam that pressure provides the zone; Be slidingly arranged on the welding region and protruding, be positioned at the thimble rod that pressure provides the zone, be connected with thimble on the described thimble rod, thimble is positioned at the bed die hole, and thimble rod can be by pre-upsetting push rod and moulding top rod driving.
6. three layers of composite cold welding machine bed as claimed in claim 5 is characterized in that: described thimble rod has the diameter that approaches and be slightly less than the bed die hole.
7. three layers of composite cold welding machine bed as claimed in claim 5, it is characterized in that: described pre-upsetting cam and shaping cam are fixed in side by side in the rotating shaft.
8. three layers of composite cold welding machine bed as claimed in claim 5 is characterized in that: pre-upsetting push rod and the moulding push rod is arranged side by side or the two is set to one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220459658 CN202804630U (en) | 2012-09-10 | 2012-09-10 | Three-layer composite cold welding machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220459658 CN202804630U (en) | 2012-09-10 | 2012-09-10 | Three-layer composite cold welding machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202804630U true CN202804630U (en) | 2013-03-20 |
Family
ID=47863573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220459658 Expired - Fee Related CN202804630U (en) | 2012-09-10 | 2012-09-10 | Three-layer composite cold welding machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202804630U (en) |
-
2012
- 2012-09-10 CN CN 201220459658 patent/CN202804630U/en not_active Expired - Fee Related
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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: 20130320 Termination date: 20210910 |
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| CF01 | Termination of patent right due to non-payment of annual fee |