CN105983640A - Multi-station screw forming device - Google Patents
Multi-station screw forming device Download PDFInfo
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- CN105983640A CN105983640A CN201510097447.XA CN201510097447A CN105983640A CN 105983640 A CN105983640 A CN 105983640A CN 201510097447 A CN201510097447 A CN 201510097447A CN 105983640 A CN105983640 A CN 105983640A
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- die holder
- screw
- die
- move
- stock
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Abstract
A multi-station screw forming device comprises a first mold unit, a second mold unit, a steering device and a clamp device. First-end machining of multiple screw blanks is completed in the first mold unit, the steering unit is located between the first mold unit and the second mold unit, and comprises a sliding block, a cam shaft, a gear and a steering mold, and the steering mold is combined with the gear and comprises a fixed mold holder and a movable mold holder; when the screw blanks are transmitted to the steering device, the cam shaft can move, and therefore the gear rotates to drive the screw blanks between the fixed mold holder and the movable mold holder to rotate by 180 degrees; the clamp device comprises a sliding seat and multiple clamps mounted on the sliding seat; the multiple clamps can move to clamp the screw blanks between the fixed mold holder and the movable mold holder to do reciprocating movement between the steering device and the second mold unit, and therefore machining of second ends of the screw blanks can be completed step by step; and accordingly, two ends of special screw blanks can be continuously machined.
Description
Technical field
The relevant a kind of screw shaped device of the present invention, a kind of can move on to multiple station and the device that screw blank rotary can be made always progressively to process screw blank by screw blank rotary.
Background technology
Existing screw shaped device generally comprises the most several die holders in interval configuration, has an endoporus in order to provide screw stock to be processed to insert in each die holder.The forging hammer that each die holder is corresponding with one forms a process segment, and include that the screw stock in this digital-to-analogue seat is clamped and lives along mould column direction multiple mobile by the cartridge device of plural number chuck by one, make the screw stock in each die holder can transfer to the next process segment, and step by step the one end of each screw stock is processed.
Special screw of a great variety, the special screw of wherein most is to be respectively formed with head or protuberance in two end.But, existing single screw shaped device typically can only be processed for the wherein one end of screw stock, thus, the processing for special screw typically requires two screw shaped devices to separate processing.Specifically, after the wherein one end of screw stock completes processing, after needing first to be collected by this screw blanking blanks, then carry out the other end (or mid portion) processing to this screw stock manually to deliver to another screw shaped device.Thus, cause the speed of processing slowly and to improve the cost processed.
Summary of the invention
Edge this, the main object of the present invention is providing a kind of multistation screw shaped device, this screw shaped device includes that a transfer is in order to make screw stock can do 180 degree turn to during being processed, accordingly, the stock both ends of special screw can be processed by this screw shaped device continuously, thus, can effectively reduce the process velocity of special screw and reduce processing cost.
The multistation screw shaped device constituted according to the present invention, it includes one first die unit, one second die unit, a transfer and a gripping mechanism.This first die unit comprises several moulds of separation, each mould has an endoporus in order to provide screw stock to be processed to insert, this screw stock comprises the first end and second end of separation, and the most several screw stocks can sequentially transfer in the endoporus that this digital-to-analogue has and be gradually completing the processing of the first end of this screw stock.This second die unit separates in a horizontal direction with this first die unit, and this second mould comprises at least one slotted eye and inserts in order to this screw stock.nullThis transfer is supportedly between this first die unit and this second die unit，This transfer comprises a sliding shoe、One camshaft、One gear and one turns to mould，The end face of this sliding shoe is provided with a plurality of double wedge，This number double wedge is vertically spaced along one，This camshaft is can to move along this horizontal direction and have the cam surface contacted with this sliding shoe，When this camshaft moves along this horizontal direction, this sliding shoe can be driven and be moved along this vertical direction，This gear is combined with the double wedge of this sliding shoe，When this sliding shoe is moved, this gear can rotate，This turns to mould to be combined with this gear and comprises and fixes die holder and and move die holder，This moves die holder is can to move along this vertical direction relative to this fixing die holder，This fixing die holder and this move and there is between die holder the space that screw stock can be provided to insert，Make the screw stock completing processing at this first die unit can be transferred to this fixing die holder and this space moving between die holder.This gripping mechanism comprises a sliding seat and the plural clamp being arranged on this sliding seat, and this sliding seat can move laterally along this horizontal direction and can move up and down along with this vertical direction, and this number clamp separates along this horizontal direction.After screw stock is transferred to this fixing die holder and this space moving between die holder, this camshaft can move along this horizontal direction so that this pinion rotation turns at this fixing die holder and this screw stock moved between die holder to drive.The plural clamp of this gripping mechanism is removable to be clamped in this fixing die holder and this screw stock moving between die holder and to move back and forth between this transfer and this second die unit, to be gradually completing the processing of the second end of this number screw stock.
In one embodiment, the bottom of this sliding shoe is provided with a roller against a spring, the top of this sliding shoe, this roller and the cam surface of this camshaft.The lower surface of this fixing die holder is provided with a recess, and this moves the bottom of die holder and moves die holder against a spring move towards this fixing die holder in order to bias this.
In one embodiment, this second die unit comprises a die shoe and a upper bolster, and this at least one slotted eye is located at the top of this die shoe, and this upper bolster is can to move along a vertical direction relative to this die shoe.
In one embodiment, each clamp comprises a fixed arm and a lever arm, and the lower end of this lever arm is articulated on this sliding seat so that the upper end of this lever arm can be moved relative to this fixed arm.
About other purposes, advantage and the feature of the present invention, will by the detailed description of preferred embodiments below and be able to understand with reference to institute's accompanying drawings.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of the screw shaped device of the present invention.
Fig. 2 is the schematic perspective view similar with Fig. 1, shows the state that this screw shaped device is processed.
Fig. 3 is the schematic perspective view similar with Fig. 2, shows that a camshaft moves and the state of a pinion rotation.
Fig. 4 is the plane graph of the screw shaped device of Fig. 3, and shows the state that a upper bolster and a sliding seat move up.
Fig. 5 is the plane graph similar with Fig. 4, shows the state that a sliding shoe moves with this camshaft.
Fig. 6 is the plane graph similar with Fig. 5, shows the state that this upper bolster moves down with this sliding seat.
Fig. 7 shows the partial enlarged drawing of the gripping mechanism of the screw shaped device of Fig. 1.
[main element symbol description]
10. screw shaped device
12. first die units
14. second die units
16. transfers
18. gripping mechanisms
20,22,24. mould
26. endoporus
28. screw stocks
30. first ends
31. second ends
32. expansion sections
34. heads
36. shoulders
38. die shoes
40. upper bolsters
42,44. slotted eye
46. expansion sections
48. heads
50. gather materials district
52. sliding shoes
54. camshafts
56. gears
58. turn to mould
60. double wedges
62. rollers
64. cam surfaces
66. fix die holder
68. move die holder
70. recesses
71. spaces
72,74. spring
76. sliding seats
78. clamps
80. support seat
82. slotted eyes
84. fixed arms
86. lever arms
88. lower ends
90. pivots
92. upper ends
94. spring bases
96. springs.
Detailed description of the invention
The present invention can have multiple different constructive embodiment.Now will only be example but be not used to the specific embodiment limited, and as follows with regard to the preferred construction description of contents of the present invention with reference to institute's accompanying drawings:
Refering to Fig. 1 to Fig. 4, display is according to the screw shaped device 10 of one embodiment of the invention, and this screw shaped device 10 includes one first die unit 12,1 second die unit 14, transfer 16 and a gripping mechanism 18.This first die unit 12 is located at several moulds (showing 3 moulds 20,22,24 in Fig. 1) that a board (not shown) is upper and comprises separation preset space length, having an endoporus 26 in each mould in order to provide screw stock 28 to be processed to insert, this screw stock 28 comprises the first end 30 and the second end 31 of separation.Each mould 20,22, a 24 and forging hammer (not shown) forms a process segment.In the present embodiment, this screw stock 28 is delivered in the endoporus 26 of the first mould 20 by a cartridge device (not shown), and the first end 30 meeting of screw stock 28 afterwards is processed to form taper expansion section 32(by corresponding forging hammer and see Fig. 3)；Then, the screw stock 28 in the first mould 20 can be transferred in the second mould 22 by this cartridge device and the first end 30 can be processed further forming a cylindrical head 34(by corresponding forging hammer and see Fig. 2 and Fig. 3)；Then, the screw stock 28 in the second mould 22 can be transferred in the 3rd mould 24 by this cartridge device (not shown) and the first end 30 can be processed further forming a shoulder 36 by corresponding forging hammer.Transferring by this cartridge device, screw stock 28 can sequentially be transferred to the 3rd operating position (endoporus 26 of the 3rd mould 24) from the first operating position (endoporus 26 of the first mould 20), and is gradually completing the processing of the first end 30 of screw stock 28.It is processed as prior art about screw stock 28 at the first die unit 12, does not repeats them here.
This second die unit 14 separates in a horizontal direction with this first die unit 12.In the present embodiment, this second die unit 14 comprises die shoe 38 and a upper bolster 40, the top of this die shoe 38 is provided with at least one slotted eye (showing two slotted eyes separated 42,44 in Fig. 1), and, in order to provide screw stock 28 to insert, each slotted eye 42, a 44 and forging hammer (not shown) forms a process segment.In the present embodiment, the (see figure 2) when process segment during this screw stock 28 transfers to the first slotted eye 42, the second end 31 of screw stock 28 can be processed to form taper expansion section 46(by corresponding forging hammer and see Fig. 3)；Then, the screw stock 28 in the first slotted eye 42 can be transferred in the second slotted eye 44 by this gripping mechanism 18 and the second end 31 can be processed further forming a cylindrical head 48(by corresponding forging hammer and see Fig. 2 and Fig. 3)；Then, the screw stock 28 in this second slotted eye 44 can be transferred to the district 50 that gathers materials by this gripping mechanism 18 and collects.By transferring of this gripping mechanism 18, the operating position that the second end 31 meeting of this screw stock 28 is transferred to this second slotted eye 44 by the operating position of this first slotted eye 42 sequentially processes, and is gradually completing the processing of the second end 31 of this screw stock 28.Then, this gripping mechanism 18 can be collected completing the screw that the second end 31 the processes district 50 that is transferred to gather materials.This upper bolster 40 is can to move (see figure 4) along a vertical direction relative to this die shoe 38.The (see figure 2) when this upper bolster 40 drops to be positioned on this die shoe 38, the screw stock 28 being positioned at this slotted eye 42,44 can be positioned, when this upper bolster 40 this die shoe 38 relative moves up, this screw stock 28 can depart from this slotted eye 42,44(is shown in Fig. 5).
This transfer 16 is supportedly between this first die unit 12 and this second die unit 14.This transfer 16 comprises sliding shoe 52, camshaft 54, gear 56 and and turns to mould 58.The end face of this sliding shoe 52 is provided with several double wedge 60, and this number double wedge 60 is vertically spaced along this, and the top of this sliding shoe 52 is provided with a roller 62.This camshaft 54 is the top being movably located on this sliding shoe 52, and this camshaft 54 has the cam surface 64 that can contact with the roller 62 of this sliding shoe 52.When this camshaft 54 moves along this horizontal direction, this sliding shoe 52 can be driven and be moved along this vertical direction.This gear 56 is combined with the double wedge 60 of this sliding shoe 52 so that when this sliding shoe 52 moves, and this gear 56 can rotate a predetermined angle (in the present embodiment, this gear 56 can rotate 180 degree).This turns to mould 58 be combined with this gear 56 and can rotate together with this gear 56.This turns to mould 58 to comprise and fixes die holder 66 and and move die holder 68, and the lower surface of this fixing die holder 66 is provided with an arc-shaped depression portion 70.This moves die holder 68 is can to move along this vertical direction relative to this fixing die holder 66, and this fixing die holder 66 and this move and there is between die holder 68 the space 71(that screw stock 28 can be provided to insert see Fig. 5).This sliding shoe 52 and this bottom moving die holder 68 bear against a spring 72,74(is shown in Fig. 5).The elastic force of this spring 74 can bias this and move die holder 68 and move towards this fixing die holder 66 so that this fixing die holder 66 and this move the screw stock 28 between die holder 68 and be positioned in this recess 70.
This gripping mechanism 18 comprises and shows 3 clamps 78 in a sliding seat 76 and plural clamp 78(Fig. 1 of being arranged on this sliding seat 76).This sliding seat 76 is to be supported seat 80 by one supported and can move laterally along this horizontal direction and can move up and down along with this vertical direction.This number clamp 78 separates along this horizontal direction, and the top of each clamp 78 has the slotted eye 82 of the second end 31 shape of the screw stock 28 of corresponding different operating position.In the present embodiment, each clamp 78 comprises fixed arm 84 and a lever arm 86, and the lower end 88 of this lever arm 86 is articulated in (see figure 7) on this sliding seat 76 with pivot 90 so that the upper end 92 of this lever arm 86 can be moved relative to this fixed arm 84.Furthermore, this sliding seat 76 is provided with plural number spring base 94, being provided with a spring 96 between the lever arm 86 of each spring base 94 and wherein a clamp 78, this spring 96 can bias the upper end 92 of this lever arm 86 and move to this fixed arm 84 so that each clamp 78 slotted eye 82 can clamp screw stock 28.
The multistation screw shaped device 10 that the foundation present invention is constituted is on the implementation, clamp the first end 30 of screw stock 28 by this cartridge device and move back and forth between this first die unit 12 and this transfer 16, from each Working position of this first die unit 12, most screw stocks 28 can be transferred to next station put, to be gradually completing the processing of the first end 30 of screw stock 28, and the screw stock 28 completing the first end 30 processing can be transferred to this fixing die holder 66 and this space 71(moving between die holder 68 is shown in Fig. 2).Furthermore, as shown in Figure 3, when this camshaft 54 moves along this horizontal direction, this sliding shoe 52 can be declined by drive, this gear 56 is made to rotate 180 degree, and then drive turns at this fixing die holder 66 and this screw stock 28 moved between die holder 68 so that the second end 31 of screw stock 28 is towards this gripping mechanism 18；Then, as shown in Figure 4,5, rise the second end 31 of clamping screw stock 28 by this gripping mechanism 18 and move back and forth between this transfer 16 and this second die unit 14, this number screw stock 28 sequentially can be transferred to each Working position of this second die unit 14 from this transfer 16, to be gradually completing the processing of the second end 31 of screw stock 28, and (see figure 6) is collected in the screw completing the second end 31 processing district 50 that can be transferred to gather materials.
Show when this sliding shoe 52 moves down in the diagram, it is positioned at the spring 72 below this sliding shoe 52 68 can be compressed, thus, when this camshaft 54 moves along this horizontal direction and resets, the elastic force of this spring 72 can make this sliding shoe 52 move up and the (see figure 5) that resets.In the diagram and show when this gripping mechanism 18 rise clamping screw stock 28 time, this upper bolster 40 this die shoe 38 relative moves up so that screw stock 28 can depart from this slotted eye 42,44.Show that this sliding shoe 52 resets and drives this gear 56 to rotate 180 degree and reset when the sliding seat 76 of this gripping mechanism 18 moves right and puts to next station in Figure 5.
The screw shaped device 10 constituted according to the present invention not only has simple structure, and the both ends of screw stock 28 can be processed by this screw shaped device 10 continuously, the molding making special screw can complete on same board, thus, can effectively reduce the process velocity of special screw and reduce processing cost.
Aforementioned is to be described with regard to a specific embodiment of the present invention, and design feature under this invention can make multiple change or amendment is apprehensible.Therefore for being familiar with substantially replacement and the amendment that these those skilled in the art can make, will be incorporated in the scope of the claims that the present invention is advocated.
Claims (5)
1. a multistation screw shaped device, it is characterised in that it comprises:
One first die unit, it comprises several moulds of separation, each mould has an endoporus in order to provide screw stock to be processed to insert, this screw stock comprises the first end and second end of separation, and the most several screw stocks sequentially transfer in the endoporus that this digital-to-analogue has and are gradually completing the processing of the first end of this screw stock；
One second die unit, it separates in a horizontal direction with this first die unit, and this second mould comprises at least one slotted eye and inserts in order to this screw stock；
nullOne transfer，It is supportedly between this first die unit and this second die unit，This transfer comprises a sliding shoe、One camshaft、One gear and one turns to mould，The end face of this sliding shoe is provided with several double wedge，This number double wedge is vertically spaced along one，This camshaft can move along this horizontal direction and have the cam surface contacted with this sliding shoe，When this camshaft moves along this horizontal direction, this sliding shoe can be driven and be moved along this vertical direction，This gear is combined with the double wedge of this sliding shoe，When this sliding shoe is moved, this gear can rotate，This turns to mould to be combined with this gear and comprises and fixes die holder and and move die holder，This moves die holder and can move relative to this fixing die holder along this vertical direction，This fixing die holder and this move and there is between die holder the space that screw stock can be provided to insert，Make the screw stock completing processing at this first die unit can be transferred to this fixing die holder and this space moving between die holder；And
One gripping mechanism, it comprises a sliding seat and the several clamps being arranged on this sliding seat, and this sliding seat can move laterally along this horizontal direction and can move up and down along with this vertical direction, and these several clamps separate along this horizontal direction,
Wherein after screw stock is transferred to this fixing die holder and this space moving between die holder, this camshaft can move along this horizontal direction so that this pinion rotation turns at this fixing die holder and this screw stock moved between die holder to drive；
Wherein, the plural clamp of this gripping mechanism is removable to be clamped in this fixing die holder and this screw stock moving between die holder and to move back and forth between this transfer and this second die unit, to be gradually completing the processing of the second end of this number screw stock.
2. multistation screw shaped device as claimed in claim 1, it is characterised in that: the bottom of this sliding shoe is provided with a roller against a spring, the top of this sliding shoe, this roller and the cam surface of this camshaft.
3. multistation screw shaped device as claimed in claim 1, it is characterised in that: this second die unit comprises a die shoe and a upper bolster, and this at least one slotted eye is located at the top of this die shoe, and this upper bolster can move along a vertical direction relative to this die shoe.
4. multistation screw shaped device as claimed in claim 1, it is characterised in that: the lower surface of this fixing die holder is provided with a recess, and this moves the bottom of die holder and moves die holder against a spring move towards this fixing die holder in order to bias this.
5. multistation screw shaped device as claimed in claim 1, it is characterised in that: each clamp comprises a fixed arm and a lever arm, and the lower end of this lever arm is articulated on this sliding seat so that the upper end of this lever arm can be moved relative to this fixed arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510097447.XA CN105983640A (en) | 2015-03-05 | 2015-03-05 | Multi-station screw forming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510097447.XA CN105983640A (en) | 2015-03-05 | 2015-03-05 | Multi-station screw forming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105983640A true CN105983640A (en) | 2016-10-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510097447.XA Pending CN105983640A (en) | 2015-03-05 | 2015-03-05 | Multi-station screw forming device |
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| Country | Link |
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| CN (1) | CN105983640A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113909425A (en) * | 2021-09-23 | 2022-01-11 | 奥展实业有限公司 | Method and device for machining butterfly nut |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2834396A1 (en) * | 1978-08-05 | 1980-02-14 | Demag Ag Mannesmann | Rotating heavy workpieces during forging - via chain driven by gearbox suspended from crane hook and possessing spring mountings absorbing shock loads |
| CN1031339A (en) * | 1987-08-20 | 1989-03-01 | 东北重型机械学院 | Die-revolving high-speed cold header with multiple working positions |
| CN103394626A (en) * | 2013-08-09 | 2013-11-20 | 浙江正一机械有限公司 | Adjustable tongs mechanism capable of being turned over by 180 degrees of cold heading forming machine |
| CN103909202A (en) * | 2012-12-29 | 2014-07-09 | 宾科汽车紧固件（昆山）有限公司 | Screw cold heading device and cold heading technology thereof |
| CN105195661A (en) * | 2015-10-15 | 2015-12-30 | 廖彦荣 | Clamping device for forming machine |
-
2015
- 2015-03-05 CN CN201510097447.XA patent/CN105983640A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2834396A1 (en) * | 1978-08-05 | 1980-02-14 | Demag Ag Mannesmann | Rotating heavy workpieces during forging - via chain driven by gearbox suspended from crane hook and possessing spring mountings absorbing shock loads |
| CN1031339A (en) * | 1987-08-20 | 1989-03-01 | 东北重型机械学院 | Die-revolving high-speed cold header with multiple working positions |
| CN103909202A (en) * | 2012-12-29 | 2014-07-09 | 宾科汽车紧固件（昆山）有限公司 | Screw cold heading device and cold heading technology thereof |
| CN103394626A (en) * | 2013-08-09 | 2013-11-20 | 浙江正一机械有限公司 | Adjustable tongs mechanism capable of being turned over by 180 degrees of cold heading forming machine |
| CN105195661A (en) * | 2015-10-15 | 2015-12-30 | 廖彦荣 | Clamping device for forming machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113909425A (en) * | 2021-09-23 | 2022-01-11 | 奥展实业有限公司 | Method and device for machining butterfly nut |
| CN113909425B (en) * | 2021-09-23 | 2024-03-26 | 奥展实业股份有限公司 | Processing method and device for butterfly nut |
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Effective date of abandoning: 20181214 |