CN202701884U - Cutting feed mechanism used for small-scaled lathe - Google Patents
Cutting feed mechanism used for small-scaled lathe Download PDFInfo
- Publication number
- CN202701884U CN202701884U CN 201220312817 CN201220312817U CN202701884U CN 202701884 U CN202701884 U CN 202701884U CN 201220312817 CN201220312817 CN 201220312817 CN 201220312817 U CN201220312817 U CN 201220312817U CN 202701884 U CN202701884 U CN 202701884U
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- gear
- main shaft
- lathe
- interlocking block
- slide carriage
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Abstract
The utility model discloses a cutting feed mechanism used for a small-scaled lathe. The cutting feed mechanism used for the small-scaled lathe comprises a machining tool and a slide carriage box body arranged on a side face of the machining tool, and further comprises a screw rod and a polish rod, the screw rod and the polish rod are further arranged on the machining tool in a parallel mode, one ends of the screw rod and the polish rod are fixed on the machining tool, and the other ends of the screw rod and the polish rod respectively penetrate through the slide carriage box body and are connected with a cutting feed box body in a transmission mode. The cutting feed mechanism used for the small-scaled lathe is compact and exquisite in structure, powerful in functions, multiple in gears and wide in adaptation of products; the cutting feed mechanism not only overcomes the defects that frequent wheel changing and hanging are needed when the small-scaled lathe changes speed and cuts different threads, and at the same time, at the same time, solves a problem that a slide carriage box of the small-scaled lathe can achieve automatic cutting feed vertically and horizontally; and the cutting feed mechanism is stable and reliable, and convenient to operate.
Description
Technical field
The utility model relates to the transmission mechanism technical field of lathe, relates in particular to a kind of delivering gear for small size lathe.
Background technology
The slip crate of small size lathe mainly is the compositions such as freewheel clutch, worm gear pair, gear transmission chain, operating mechanism and overload protection arrangement.The vertical, horizontal feed motion that such slip crate transmits is passed to slip crate by main motor by headstock driving-chain, feed change unit driving-chain and polished rod and is realized; Its major defect is that drive line is long, complex structure.
And small size lathe is not with feed change unit at present, only has a rhizoid thick stick to finish the transmission of a direction of slip crate; Common feed change unit, the slip crate volume is large, and complex structure is not suitable for small size lathe; If there is not feed change unit, changing feeding speed need to frequently change change gear, wastes time and energy, and operation is inconvenience very, and so in one direction self-acting feed and lean on a rhizoid thick stick transmission of the slip crate on the small size lathe affects service life and effect.
The utility model content
The purpose of this utility model is the problem that solves above-mentioned existence, provides a kind of small size lathe that solves to change speed and cut different screw threads and need to frequently change the shortcoming of change gear and can make the small size lathe slip crate in length and breadth to a kind of delivering gear for small size lathe that can both self-acting feed.
The purpose of this utility model realizes as follows: a kind of delivering gear for small size lathe, the slide carriage casing that has lathe and be positioned at the lathe side, also have the screw mandrel and polished rod, described screw mandrel and polished rod one end that are set in parallel on the lathe and be fixed on the lathe, its other end passes respectively described slide carriage casing and the feed casing is in transmission connection.
Further, the second main shaft that is provided with the first main shaft in the described feed casing, be arranged in parallel with the first main shaft and be positioned at the 3rd main shaft on the same level line with the first main shaft, cover has the first 5-linked gear train on the axis body of described the first main shaft, described the first 5-linked gear train is connected with a joggle by gearshift mode and the second main shaft with second 5-linked gear train, described the second main shaft is provided with the first triple gear group near the 3rd main shaft, and the second triple gear group on described the first triple gear group and the 3rd main shaft is connected with a joggle.
Further, described the 3rd spindle nose is fixedly connected with described screw mandrel, and is in transmission connection with the clasp nut operating assembly of slide carriage casing.
Further, also be provided with the first travelling gear on described the 3rd main shaft, described the first travelling gear is connected with polish rod transmission by the second driving gear set, and the first interior helical gear of the described polished rod other end and slide carriage casing is connected.
Further, described feed change unit covers the handwheel shifting fork mechanism that is provided with the control gearshift
Further, have the clasp nut operating assembly in the described slide carriage casing, control interlocking block assembly and first helical gear of its folding, described the first helical gear is in transmission connection by the second gear and duplicate gear, described duplicate gear by the 3rd gear be arranged on the slip crate handwheel on the 4th gear and be connected with the 5th gear drive on the lathe tooth bar.
Further, described interlocking block assembly comprises the first interlocking block and the second interlocking block, and described the first interlocking block is positioned at the second interlocking block top, described the first interlocking block transmission control duplicate gear, and two interlocking blocks are connected by eccentric arc breach separately.
Advantage of the present utility model: compact conformation of the present utility model is exquisite, powerful, and gear is many, and the adaptation of product is wide; Not only solved the shortcoming that small size lathe changes speed and the different screw threads of cutting need to frequently change change gear, the while also solves little lathe carriage in length and breadth to problem that can both self-acting feed; Reliable and stable, easy to operate.
Description of drawings
Content of the present utility model is easier to be expressly understood in order to make, and the below is described in further detail the utility model, wherein according to specific embodiment also by reference to the accompanying drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation in the feed change unit;
Fig. 3 is the local outer surface structure schematic diagram of feed change unit;
Fig. 4 is the structural representation in the slip crate;
Fig. 5 is the structural representation of interlocking block assembly;
Fig. 6 is the work schematic diagram of interlocking block assembly;
Reference numeral: 1, lathe, 2, the slide carriage casing, 3, screw mandrel, 4, polished rod, 5, the feed casing, 6, the lathe tooth bar, 7, saddle, 8, the lathe tooth bar, 51, the first main shaft, 52, the second main shaft, 53, the 3rd main shaft, 54, the second driving gear set, 55, change gear, 56, the handwheel shifting fork mechanism, 511, the first 5-linked gear train, 521, the second 5-linked gear train, 522, the first triple gear group, 531, the second triple gear group, 532, the first travelling gear, 21, the clasp nut operating assembly, 22, the interlocking block assembly, 23, the first helical gear, 24, the second gear, 25, duplicate gear, 26, the 3rd gear, 27, the 4th gear, 28, the 5th gear, 29, the slip crate handwheel, 221, the first interlocking block, 222, the second interlocking block, 9, selector bar, 10, handle.
The specific embodiment:
See that Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5 are described, a kind of delivering gear for small size lathe, the slide carriage casing 2 that has lathe 1 and be positioned at lathe 1 side, and being set in parallel in screw mandrel 3 on the lathe 1 and an end of polished rod 4, described screw mandrel 3 and polished rod 4 is fixed on the lathe 1, its other end passes respectively described slide carriage casing 2 and is in transmission connection with feed casing 5;
As shown in Figure 2, be provided with the first main shaft 51 in the described feed casing 5, the second main shaft 52 that be arranged in parallel with the first main shaft 51 and be positioned at the 3rd main shaft 53 on the same level line with the first main shaft 51, cover has the first 5-linked gear train 511 on the axis body of described the first main shaft 51, described the first 5-linked gear train 511 is connected with a joggle by gearshift mode and the second main shaft 52 with second 5-linked gear train 521, described the second main shaft 52 is provided with the first triple gear group 522 near the 3rd main shaft 53, and the second triple gear group 531 on described the first triple gear group 522 and the 3rd main shaft 53 is connected with a joggle.Its 3rd main shaft 53 ends are fixedly connected with described screw mandrel 3, and are in transmission connection with the clasp nut operating assembly 21 of slide carriage casing 2; Also be provided with the first travelling gear 532 on described the 3rd main shaft 53, described the first travelling gear 532 is in transmission connection by the second driving gear set 54 and polished rod 5, and described polished rod 5 other ends and slide carriage casing 2 the first interior helical gears 23 are connected.
As shown in Figure 3, described feed change unit covers the handwheel shifting fork mechanism 56 that is provided with the control gearshift, or described feed change unit covers the gearshift handwheel realization gearshift that also can be provided with by the use rack-and-pinion.
See Fig. 4 and shown in Figure 5, have clasp nut operating assembly 21 in the described slide carriage casing 2, control interlocking block assembly 22 and first helical gear 23 of its folding, described the first helical gear 23 is in transmission connection by the second gear 24 and duplicate gear 25, described duplicate gear 25 by the 3rd gear 26 be arranged on the 4th gear 27 on the slip crate handwheel 29 and be in transmission connection with the 5th gear 28 on the lathe tooth bar 6; Described interlocking block assembly 22 comprises the first interlocking block 221 and the second interlocking block 222, described the first interlocking block 221 is positioned at the second interlocking block 222 tops, described the first interlocking block 221 transmissions control duplicate gear 25, two interlocking blocks are connected by eccentric arc breach separately.
Its course of work is: see Fig. 2 and shown in Figure 3, change gear 55 power pass to the first 5-linked gear train 511 on the first main shaft 51, the first main shafts 51 respectively with the second main shaft 52 on the mode of the second 5-linked gear train 521 by gearshift mesh, transmit different speed ratios.With the mode of coaxial the first triple gear group 522 of the second 5-linked gear train 521 by gearshift power is passed to the second triple gear group 531 on the 3rd main shaft 53, realize the different speed ratios of control.The 3rd main shaft 53 links to each other with leading screw 3, power is passed to the clasp nut operating assembly 21 of slide carriage casing 2 by leading screw 3, realize different pitch cuttings. the first helical gear 23 is passed to feed rod 4 to power in fixing ratio by the second driving gear set 54 on the 3rd main shaft 53, power is passed to the first helical gear 23 of slide carriage casing 2 by feed rod 4.Realize gearshift, also can realize gearshift with handwheel rack-and-pinion or cam mechanism and sliding bar mechanism by handwheel shifting fork mechanism 56.
See Fig. 1 and shown in Figure 4, the leading screw 3 that passes through of feed casing 5 is passed to the clasp nut operating assembly 21 of slide carriage casing 2 and is connected, and clasp nut operating assembly 21 is realized transmission and the disengagement of power, with the different screw thread of car system by 22 its foldings of rotation control of interlocking block assembly.Its power passes to the first helical gear 23, the first helical gears 23 by feed rod 4 and the second gear 24 passes through helical tooth or bevel gear structure, realizes the transmission of power cross.And power passed to duplicate gear 25.By the shifting fork mechanism on the interlocking block assembly 22 control duplicate gear 25, with 26 engagements of the 3rd gear, realize vertical self-acting feed forward, backward with saddle 7 on the gear engagement, realize horizontal self-acting feed.
See that Fig. 4 is to shown in Figure 6, the first interlocking block 221 and the second interlocking block 222 are realized interlocking by the arc groove on it, when selector bar 9 is horizontal, interlocking block assembly 2 is locked, when stirring handle 10 and turn left lateral movement, control the second interlocking block 222 closed clasp nuts, the power of screw mandrel is passed to other workpiece by slip crate; Turn right motion time when stirring handle 10, selector bar 9 can be controlled the first interlocking block 221, and described the first interlocking block 221 is opened clasp nut, just the power of polished rod has been passed to other workpiece by slip crate; Can control like this interlocking block control leading screw 3 and feed rod 4 and only have one can drive slide carriage casing 2 and move, guarantee reliably running of slide carriage casing 2, can not break gear.Push away before the handwheel, the 4th gear 27 and 26 engagements of the 3rd gear by the 5th gear 28 and 8 engagements of lathe tooth bar, but have realized that the manual operation slip crate moves.Handwheel 29 is out of gear toward post-tensioning like this, and protection the operator exempt to be stirred by handle.
Above-described specific embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; institute is understood that; the above only is specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (7)
1. delivering gear that is used for small size lathe, the slide carriage casing (2) that has lathe (1) and be positioned at lathe (1) side; It is characterized in that: also have the screw mandrel (3) and polished rod (4), described screw mandrel (3) and polished rod (4) one ends that are set in parallel on the lathe (1) and be fixed on the lathe (1), its other end passes respectively described slide carriage casing (2) and is in transmission connection with feed casing (5).
2. the delivering gear for small size lathe according to claim 1, it is characterized in that: be provided with the first main shaft (51) in the described feed casing (5), the second main shaft (52) that be arranged in parallel with the first main shaft (51) and be positioned at the 3rd main shaft (53) on the same level line with the first main shaft (51), cover has the first 5-linked gear train (511) on the axis body of described the first main shaft (51), described the first 5-linked gear train (511) is connected with a joggle by gearshift mode and the second main shaft (52) with second 5-linked gear train (521), described the second main shaft (52) is provided with the first triple gear group (522) near the 3rd main shaft (53), and the second triple gear group (531) on described the first triple gear group (522) and the 3rd main shaft (53) is connected with a joggle.
3. the delivering gear for small size lathe according to claim 2, it is characterized in that: described the 3rd main shaft (53) end is fixedly connected with described screw mandrel (3), and is in transmission connection with the clasp nut operating assembly (21) of slide carriage casing (2).
4. the delivering gear for small size lathe according to claim 3, it is characterized in that: also be provided with the first travelling gear (532) on described the 3rd main shaft (53), described the first travelling gear (532) is in transmission connection by the second driving gear set (54) and polished rod (5), and interior the first helical gear (23) of described polished rod (5) other end and slide carriage casing (2) is connected.
5. the delivering gear for small size lathe according to claim 3 is characterized in that: its case lid of described feed casing (5) is provided with the handwheel shifting fork mechanism (56) of control gearshift.
6. the delivering gear for small size lathe according to claim 5, it is characterized in that: have clasp nut operating assembly (21) in the described slide carriage casing (2), control interlocking block assembly (22) and first helical gear (23) of its folding, described the first helical gear (23) is in transmission connection by the second gear (24) and duplicate gear (25), and described duplicate gear (25) is by the 3rd gear (26) and be arranged on the 4th gear (27) on the slip crate handwheel (29) and be in transmission connection with the 5th gear (28) on the lathe tooth bar (6).
7. the delivering gear for small size lathe according to claim 6, it is characterized in that: described interlocking block assembly (22) comprises the first interlocking block (221) and the second interlocking block (222), described the first interlocking block (221) is positioned at the second interlocking block (222) top, described the first interlocking block (221) transmission control duplicate gear (25), two interlocking blocks are connected by eccentric arc breach separately.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220312817 CN202701884U (en) | 2012-06-29 | 2012-06-29 | Cutting feed mechanism used for small-scaled lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220312817 CN202701884U (en) | 2012-06-29 | 2012-06-29 | Cutting feed mechanism used for small-scaled lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202701884U true CN202701884U (en) | 2013-01-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220312817 Expired - Fee Related CN202701884U (en) | 2012-06-29 | 2012-06-29 | Cutting feed mechanism used for small-scaled lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202701884U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106514405A (en) * | 2016-11-07 | 2017-03-22 | 蚌埠市金洋机床有限责任公司 | Machine tool feeding device |
| CN107263184A (en) * | 2017-07-27 | 2017-10-20 | 德州德隆(集团)机床有限责任公司 | A kind of general horizontal lathe mercerising thick stick safety protection structure |
| CN107649695A (en) * | 2017-09-30 | 2018-02-02 | 嘉兴博瑞涡轮增压技术有限公司 | Anti- the deformation axis body production equipment and method of a kind of turbocharger adapted turbine wheel shaft |
-
2012
- 2012-06-29 CN CN 201220312817 patent/CN202701884U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106514405A (en) * | 2016-11-07 | 2017-03-22 | 蚌埠市金洋机床有限责任公司 | Machine tool feeding device |
| CN107263184A (en) * | 2017-07-27 | 2017-10-20 | 德州德隆(集团)机床有限责任公司 | A kind of general horizontal lathe mercerising thick stick safety protection structure |
| CN107263184B (en) * | 2017-07-27 | 2023-06-30 | 德州德隆(集团)机床有限责任公司 | Silk feed bar safety protection structure of common horizontal lathe |
| CN107649695A (en) * | 2017-09-30 | 2018-02-02 | 嘉兴博瑞涡轮增压技术有限公司 | Anti- the deformation axis body production equipment and method of a kind of turbocharger adapted turbine wheel shaft |
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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: 20130130 Termination date: 20150629 |
|
| EXPY | Termination of patent right or utility model |