CN204486796U - Double-side processing numerically controlled lathe - Google Patents
Double-side processing numerically controlled lathe Download PDFInfo
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- CN204486796U CN204486796U CN201520136331.8U CN201520136331U CN204486796U CN 204486796 U CN204486796 U CN 204486796U CN 201520136331 U CN201520136331 U CN 201520136331U CN 204486796 U CN204486796 U CN 204486796U
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Abstract
The utility model relates to a kind of double-side processing numerically controlled lathe being mainly used in processing annular work piece, comprise workbench, main control motor, rotating shaft and chuck, main control motor and rotating shaft are arranged on the table, main control motor is connected with rotating shaft transmission, chuck is arranged on shaft centerline, described chuck both sides are respectively equipped with the first numerical control knife platform and the second numerical control knife platform, and described chuck is the fixed chuck of inner support.This kind of double-side processing numerically controlled lathe uses in conjunction with the fixed chuck of inner support, and the center of collet axle left and right sides is provided with the first numerical control knife platform and the second numerical control knife platform, in a trade union college, the front/rear end processing of workpiece can be realized, to guarantee the machining accuracy of product.
Description
Technical field
The utility model relates to a kind of numerically controlled lathe, particularly a kind of double-side processing numerically controlled lathe being mainly used in processing annular work piece.
Background technology
The chuck of existing numerically controlled lathe all adopts the mode of clamping work pieces outer surface to be fixed, so, can not process the face, rear and front end of workpiece simultaneously, also just because of this, cause current numerically controlled lathe to only have a numerical control knife platform, be difficult to adapt to the processing to annular work piece, and machining accuracy is lower.Meanwhile, even if having automatic charge (workpiece) function, but can not position workpiece.
Utility model content
The purpose of this utility model is to provide a kind of simple and reasonable for structure, main applicable simultaneously to the double-side processing numerically controlled lathe that the face, rear and front end of annular workpieces processes, to overcome the deficiencies in the prior art.
The purpose of this utility model is achieved in that
A kind of double-side processing numerically controlled lathe, comprise workbench, main control motor, rotating shaft and chuck, main control motor and rotating shaft are arranged on the table, main control motor is connected with rotating shaft transmission, chuck is arranged on shaft centerline, it is characterized in that: described chuck both sides are respectively equipped with the first numerical control knife platform and the second numerical control knife platform, described chuck is the fixed chuck of inner support.
The purpose of this utility model can also adopt following technical measures to solve:
As a kind of scheme more specifically, described first numerical control knife platform and the second numerical control knife platform lay respectively at the left and right sides of the fixed center of collet axle of inner support.
Described first numerical control knife platform comprises the first cutter platform, the first zigzag tread patterns motor controlling the first cutter platform longitudinal shift and transverse shift respectively and the first horizontal CD-ROM drive motor; Described first numerical control knife platform comprises the second cutter platform, the second zigzag tread patterns motor controlling the second cutter platform longitudinal shift and transverse shift respectively and the second horizontal CD-ROM drive motor.
The fixed chuck of described inner support comprise center line annular spread around the shaft at least two pieces fixture block, make the resetting means that each fixture block is drawn close to centerline direction and the tightening device that each fixture block is radially outward launched.
Described fixture block is fan-shaped, and fixture block is provided with three to six; Rotating shaft is quill spindle, and fixture block one end is positioned at quill spindle, and the fixture block other end stretches out outside quill spindle; Described resetting means is return springs, and return springs is arranged between fixture block periphery and quill spindle inwall.
Described tightening device comprises push rod and for driving push rod along its axially movable hydraulic drive cylinder, push rod is arranged with quill spindle is concentric, and push rod front end is tapered, and each fixture block annular is distributed on periphery, push rod front end.
Described double-side processing numerically controlled lathe also comprises pay-off, pay-off comprise for the chute feeder of conveying work pieces or conveyer belt, for catch chute feeder or conveyer belt out workpiece splicing part, for workpiece in splicing part is ejected feeding arm, be used for the feeding cylinder that controls the elevating movement of splicing part and drive feeding arm; The cylinder body of described feeding cylinder is fixedly connected with workbench by bracing frame, and splicing part is connected with bracing frame by reset tension spring.
Described double-side processing numerically controlled lathe also comprises boundary table for detecting workpiece size and the detection depression bar for the probe that presses boundary table, boundary table is relative with the cylinder body of feeding cylinder to be fixedly connected with, probe direct detection depression bar, the piston rod detecting depression bar and feeding cylinder is in transmission connection.
Described double-side processing numerically controlled lathe also comprises positioner, described positioner comprise for limit workpiece load clip position baffle plate and for driving the backgauge cylinder of baffle plate, baffle plate is positioned at chuck front end face rear and is in transmission connection with backgauge cylinder.
Described double-side processing numerically controlled lathe also comprises device for discharging, and described device for discharging comprises for releasing the pushing block that is arranged on workpiece on chuck and for driving the dumping cylinder of pushing block, pushing block is positioned at chuck front end face rear and is in transmission connection with dumping cylinder.
The beneficial effects of the utility model are as follows:
(1) this kind of double-side processing numerically controlled lathe uses in conjunction with the fixed chuck of inner support, and the center of collet axle left and right sides is provided with the first numerical control knife platform and the second numerical control knife platform, in a trade union college, the front/rear end processing of workpiece can be realized, to guarantee the machining accuracy of product;
(2) this kind of double-side processing numerically controlled lathe has automatic loading mechanism, and Auto-mounting workpiece to be machined, trade union college position are accurate;
(3) automatic loading mechanism of this kind of double-side processing numerically controlled lathe combines the application of boundary table, can judge whether workpiece meets the requirement of processing while charging, if workpiece is undesirable, machine alarm, to take away in time, waste product and certified products in the finished product processed is avoided to mix.
Accompanying drawing explanation
Fig. 1 is the utility model one embodiment plan structure schematic diagram.
Fig. 2 is the main TV structure schematic diagram of the utility model.
Fig. 3 is A place structure for amplifying schematic diagram in Fig. 2.
Fig. 4 be in the utility model chuck not with structural representation during workpiece stretching.
Fig. 5 is the B-B sectional structure schematic diagram of Fig. 4.
Structural representation when Fig. 6 is chuck and workpiece stretching in the utility model.
Fig. 7 is the left TV structure schematic diagram of the utility model.
Fig. 8 is C place structure for amplifying schematic diagram in Fig. 7.
Fig. 9 is partial enlargement structural representation in Fig. 7.
Figure 10 is another working state structure schematic diagram of Fig. 9.
Figure 11 is the another working state structure schematic diagram of Figure 10.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further described.
See shown in Fig. 1 to Figure 11, a kind of double-side processing numerically controlled lathe, comprise workbench 1, main control motor 43, rotating shaft 4 and chuck 41, main control motor 43 and rotating shaft 4 are arranged on workbench 1, main control motor 43 and rotating shaft 4 are in transmission connection, chuck 41 is arranged on rotating shaft 4 center line, and described chuck 41 both sides are respectively equipped with the first numerical control knife platform and the second numerical control knife platform, and described chuck 41 is the fixed chuck of inner support.
Described first numerical control knife platform and the second numerical control knife platform lay respectively at the left and right sides of the fixed center of collet axle of inner support.
Described first numerical control knife platform comprises the first cutter platform 21, controls the first zigzag tread patterns motor 212 and the first horizontal CD-ROM drive motor 211 of the first cutter platform 21 longitudinal shift and transverse shift respectively; Described second numerical control knife platform comprises the second cutter platform 22, controls the second zigzag tread patterns motor 222 and the second horizontal CD-ROM drive motor 221 of the second cutter platform longitudinal shift and transverse shift respectively.
The fixed chuck of described inner support comprise 4 center line annular spread around the shaft at least two pieces fixture block, make the resetting means that each fixture block is drawn close to centerline direction and the tightening device that each fixture block is radially outward launched.
Described fixture block is fan-shaped, and fixture block is provided with three; Rotating shaft 4 is quill spindle, and fixture block one end is positioned at quill spindle, and the fixture block other end stretches out outside quill spindle; Described resetting means is return springs, and return springs is arranged between fixture block periphery and quill spindle inwall.
Described tightening device comprises push rod 42 and for driving push rod 42 along its axially movable hydraulic drive cylinder 44, push rod 42 is arranged with quill spindle is concentric, and push rod 42 front end is tapered, and each fixture block annular is distributed on periphery, push rod 42 front end.
Described double-side processing numerically controlled lathe also comprise pay-off 7 comprise for conveying work pieces 9 chute feeder 83, for catch chute feeder 83 out workpiece 9 splicing part 76, for workpiece 9 in splicing part 76 is ejected feeding arm 77, be used for controlling splicing part 76 elevating movement and drive the feeding cylinder 71 of feeding arm 77; The cylinder body of described feeding cylinder 71 is fixedly connected with workbench 1 by bracing frame 11, and splicing part 76 is connected with bracing frame 11 by reset tension spring 75.
Support frame as described above 11 is provided with the slide block 78 slided up and down, and splicing part 76, feeding arm 77 are arranged on slide block 78 lower end, and slide block 78 upper end is provided with the first spacing contact 781; Described splicing part 76 is provided with the thimble 761 for workpiece 9 in ejection splicing part 76, is provided with the first back-moving spring 762 between thimble 761 and splicing part 76; Described feeding arm 77 one end and slide block 78 hinged, the other end is positioned at thimble 761 side, and the piston rod 712 of the surperficial corresponding feeding cylinder 71 of feeding arm 77 is provided with collision block 771.
The piston rod 712 of described feeding cylinder 71 runs through its two ends, and feeding cylinder 71 is vertically arranged, and the collision block 771 of the corresponding feeding arm 77 in piston rod 712 lower end is provided with and touches 711, and piston rod 712 upper end is provided with spacing 713 and the first rest pad 79 successively; Described first rest pad 79 is slidably matched with piston rod 712, and its corresponding slide block 78 upper end is provided with second and spacingly touches 791.
Described numerically controlled lathe automatic loading mechanism also comprises the travel switch 10 resetted for controlling feeding cylinder 71, travel switch 10 is relative to the cylinder body stationary fit of feeding cylinder 71, the second rest pad 793 is provided with above described first rest pad 79, second rest pad 793 is fixedly connected with piston rod 712, and the second rest pad 793 is provided with and the 3rd spacingly touches 795 for what touch travel switch 10.
Described numerically controlled lathe automatic loading mechanism also comprises the boundary table 72 for detecting workpiece 9 size, and boundary table 72 is relative with the cylinder body of feeding cylinder 71 to be fixedly connected with; Described second rest pad 793 is provided with the 4th of probe 721 for pressing boundary table 72 and spacingly touches 794.
Described boundary table 72 is fixedly connected with by the cylinder body of dial framework 74 with feeding cylinder 71, dial framework 74 slides up and down be provided with and detect depression bar 73, detect between depression bar 73 and dial framework 74 and be provided with the second back-moving spring 731, detect the probe 721 and the described 4th pointing to boundary table 72 respectively in depression bar about 73 two ends and spacingly touch 794; Described travel switch 10 is arranged on dial framework 74.
Described chute feeder 83 is provided with discharge mechanism 8, discharge mechanism 8 comprises fixed mount 86, blowing cylinder 81, swing arm 82, first gate 84 and the second gate 85, fixed mount 86 secure fit relative to workbench 1, chute feeder 83 is obliquely installed, to be arranged on fixed mount 86 by spot wobble in the middle part of swing arm 82 and to be in transmission connection with blowing cylinder 81, first gate 84 and the second gate 85 upper end to be separately positioned in swing arm 82 and to be positioned at fulcrum both sides, and corresponding first gate 84 in chute feeder 83 upper end and the second gate 85 are provided with opening.
Described numerically controlled lathe also comprises positioner 5 and device for discharging.
Described positioner 5 comprise for limit workpiece 9 load chuck 41 position baffle plate 52 and for driving the backgauge cylinder 51 of baffle plate 52, baffle plate 52 is positioned at chuck 41 front end face rear and is in transmission connection with backgauge cylinder 51.
Described device for discharging comprises for releasing the pushing block 6 that is arranged on workpiece 9 on chuck 41 and for driving the dumping cylinder 61 of pushing block 6, pushing block 6 is positioned at chuck 41 front end face rear and is in transmission connection with dumping cylinder 61.
Described numerically controlled lathe also comprises material collecting device, and material collecting device comprises rewinding bar 3, sliding part 32 and rewinding cylinder 31, rewinding bar 3 one end and sliding part 32 hinged, rewinding bar 3 other end points to chuck 41, and sliding part 32 and rewinding cylinder 31 are in transmission connection.Described rewinding bar 3 is obliquely installed, and its one end near chuck 41 place is high.
See shown in Fig. 3 to Fig. 5, above-mentioned workpiece 9 is for being provided with the circulus of centre bore 91, and centre bore 91 rear and front end is respectively equipped with chamfering D1, D2, and centre bore 91 inwall is provided with concave surface, and workpiece 9 side is provided with tracheae, and pipe communicates with described concave surface; Wherein, face, workpiece 9 rear and front end P1, P2 are the face needing processing.
Its operation principle is: chuck 41 is initially rounding state, as shown in Figure 3.Some workpiece 9 are loaded, because chute feeder 83 is lower near one end of splicing part 76, so workpiece 9 has the trend slided in past splicing part 76 direction in chute feeder 83.Workpiece 9 in chute feeder 83 blocks by the second gate 85 of described discharge mechanism 8.When needs install workpiece 9 toward chuck 41, blowing cylinder 81 controls swing arm 82 and does lever motion, first gate 84 to insert in chute feeder 83 and is positioned at the rear of unit one 9, meanwhile, the second gate 85 rises, clearance unit one 9, workpiece 9 falls on splicing part 76, then, blowing cylinder 81 drives swing arm 82 and the first gate 84, second gate 85 to reset, and workpiece 9 remaining in chute feeder 83 blocks by the second gate 85 again.Then, the piston rod 712 of feeding cylinder 71 moves downward, piston rod 712 spacingly touches 791 by the first rest pad 79, second, slide block 78 drives splicing part 76, feeding arm 77 moves downward, until the first spacing contact 781 on slide block 78 touches with bracing frame 11, the position of splicing part 76 is fixed, now splicing part 76 aims at chuck 41 position (for reaching this requirement, the position of design the first spacing contact 781 is adjustable), and reset tension spring 75 is elongated.The piston rod 712 of feeding cylinder 71 continues to move downward, namely the 3rd is driven spacingly to touch 795 and the 4th and spacingly touch 794 and move downward simultaneously, piston rod 712 swings by touching a 711 promotion feeding arm 77, feeding arm 77 lower end promotes the thimble 761 on splicing part 76, workpiece on splicing part 76 pushes toward chuck 41 direction by thimble 761, if, workpiece 9 size conforms specifies, 3rd spacingly touches 795 when touching with travel switch 10, workpiece 9 is sent, simultaneously, chuck 41 stretching workpiece 9 inwall (as shown in Figure 5), make it fix, feeding cylinder 71 resets, reset tension spring 75 recovers deformation, slide block 78 and upper part thereof are synchronously up moved, thimble 761 also resets under the first back-moving spring 762 acts on.In addition, due to workpiece 9 be sent time, the baffle plate 52 of positioner 5 extends the rear of chuck 41 front end face under backgauge cylinder 51 drives, to limit the position that workpiece 9 loads chuck 41.Finally, rotating shaft 4 drives workpiece 9 to rotate, and the first numerical control knife platform and the second numerical control knife platform press the motion of instruction tape cutter, realize workpiece 9 rear and front end simultaneously processed.Due to workpiece 9 once mounting, process while can front/rear end being realized, so precision is higher.After workpiece 9 processes, rewinding bar 3 pushes to chuck 41 direction by rewinding cylinder 31, then, tightening device controls push rod 42 by hydraulic drive cylinder 44 and moves backward, chuck 41 is drawn close at resetting means effect Xia Xiang center (namely discharging stretching active force), and meanwhile, the dumping cylinder 6 of device for discharging drives pushing block 6 to move to rewinding bar 3 direction, workpiece 9 is pushed to rewinding bar 3 by pushing block 6, and it is outer and under rewinding bar 3 gradient, slide to rewinding bar 3 and sliding part 32 junction that workpiece 9 is enclosed within rewinding bar 3.After completing above-mentioned steps, reenter the process of next charging, processing, discharging, so circulate.
Above-mentionedly touch 711 when promoting feeding arm 77, on second rest pad 793 the 4th spacingly touches 794 also can touch boundary table 72 probe 721 by detecting depression bar 73, if probe 721 is descending when exceeding setting value, namely surface piece 2 width is narrower, thimble 761 could by workpiece 9 ejection to contacting with the baffle plate 52 of positioner 5 through longer path, and now, namely surface piece 9 is waste products, the data wire of boundary table 72 is by this signal feedback to control circuit, and control machine stops.
Claims (10)
1. a double-side processing numerically controlled lathe, comprise workbench (1), main control motor (43), rotating shaft (4) and chuck (41), main control motor (43) and rotating shaft (4) are arranged on workbench (1), main control motor (43) and rotating shaft (4) are in transmission connection, chuck (41) is arranged on rotating shaft (4) center line, it is characterized in that: described chuck (41) both sides are respectively equipped with the first numerical control knife platform and the second numerical control knife platform, described chuck (41) is the fixed chuck of inner support.
2. double-side processing numerically controlled lathe according to claim 1, is characterized in that: described first numerical control knife platform and the second numerical control knife platform lay respectively at the left and right sides of the fixed center of collet axle of inner support.
3. double-side processing numerically controlled lathe according to claim 1, is characterized in that: described first numerical control knife platform comprises the first cutter platform (21), the first zigzag tread patterns motor (212) controlling the first cutter platform (21) longitudinal shift and transverse shift respectively and the first horizontal CD-ROM drive motor (211); Described second numerical control knife platform comprises the second cutter platform (22), the second zigzag tread patterns motor (222) controlling the second cutter platform longitudinal shift and transverse shift respectively and the second horizontal CD-ROM drive motor (221).
4. double-side processing numerically controlled lathe according to claim 1, is characterized in that: the fixed chuck of described inner support comprise around the shaft (4) center line annular spread at least two pieces fixture block, make the resetting means that each fixture block is drawn close to centerline direction and the tightening device that each fixture block is radially outward launched.
5. double-side processing numerically controlled lathe according to claim 4, is characterized in that: described fixture block is fan-shaped, and fixture block is provided with three to six; Rotating shaft (4) is quill spindle, and fixture block one end is positioned at quill spindle, and the fixture block other end stretches out outside quill spindle; Described resetting means is return springs, and return springs is arranged between fixture block periphery and quill spindle inwall.
6. double-side processing numerically controlled lathe according to claim 5, it is characterized in that: described tightening device comprises push rod (42) and the hydraulic drive cylinder (44) for driving push rod (42) axially to move forward and backward along it, push rod (42) is arranged with quill spindle is concentric, push rod (42) front end is tapered, and each fixture block annular is distributed on push rod (42) periphery, front end.
7. double-side processing numerically controlled lathe according to claim 1, it is characterized in that: also comprise pay-off (7), pay-off (7) comprise for the chute feeder (83) of conveying work pieces (9) or conveyer belt, for catch chute feeder (83) or conveyer belt out workpiece (9) splicing part (76), for workpiece (9) in splicing part (76) is ejected feeding arm (77), for controlling (76) elevating movement of splicing part and driving the feeding cylinder (71) of feeding arm (77);
The cylinder body of described feeding cylinder (71) is fixedly connected with workbench (1) by bracing frame (11), and splicing part (76) is connected with bracing frame (11) by reset tension spring (75).
8. double-side processing numerically controlled lathe according to claim 7, it is characterized in that: also comprise boundary table (72) for detecting workpiece (9) size and the detection depression bar (73) for the probe (721) that presses boundary table (72), boundary table (72) is relative with the cylinder body of feeding cylinder (71) to be fixedly connected with, probe (721) direct detection depression bar (73), detects depression bar (73) and is in transmission connection with the piston rod (712) of feeding cylinder (71).
9. double-side processing numerically controlled lathe according to claim 1 or 7 or 8, it is characterized in that: also comprise positioner (5), described positioner (5) comprise for limit workpiece (9) load chuck (41) position baffle plate (52) and for driving the backgauge cylinder (51) of baffle plate (52), baffle plate (52) is positioned at chuck (41) front end face rear and is in transmission connection with backgauge cylinder (51).
10. double-side processing numerically controlled lathe according to claim 9, it is characterized in that: also comprise device for discharging, described device for discharging comprises for releasing the pushing block (6) that is arranged on the upper workpiece (9) of chuck (41) and for driving the dumping cylinder (61) of pushing block (6), pushing block (6) is positioned at chuck (41) front end face rear and is in transmission connection with dumping cylinder (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520136331.8U CN204486796U (en) | 2015-03-11 | 2015-03-11 | Double-side processing numerically controlled lathe |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520136331.8U CN204486796U (en) | 2015-03-11 | 2015-03-11 | Double-side processing numerically controlled lathe |
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| Publication Number | Publication Date |
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| CN204486796U true CN204486796U (en) | 2015-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520136331.8U Active CN204486796U (en) | 2015-03-11 | 2015-03-11 | Double-side processing numerically controlled lathe |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105127747A (en) * | 2015-08-19 | 2015-12-09 | 唐山鑫业科技有限公司 | Internal thread machining numerical control lathe for nuts of union pipe fittings |
| CN107932151A (en) * | 2017-12-29 | 2018-04-20 | 重庆市璧山区四通机械厂 | Axle sleeve turning tool |
-
2015
- 2015-03-11 CN CN201520136331.8U patent/CN204486796U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105127747A (en) * | 2015-08-19 | 2015-12-09 | 唐山鑫业科技有限公司 | Internal thread machining numerical control lathe for nuts of union pipe fittings |
| CN107932151A (en) * | 2017-12-29 | 2018-04-20 | 重庆市璧山区四通机械厂 | Axle sleeve turning tool |
| CN107932151B (en) * | 2017-12-29 | 2024-03-08 | 重庆四通机械科技有限公司 | Shaft sleeve turning tool |
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