CN204413615U - The circular guideway transmission mechanism of revolution cross beam type lathe - Google Patents
The circular guideway transmission mechanism of revolution cross beam type lathe Download PDFInfo
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- CN204413615U CN204413615U CN201520077484.XU CN201520077484U CN204413615U CN 204413615 U CN204413615 U CN 204413615U CN 201520077484 U CN201520077484 U CN 201520077484U CN 204413615 U CN204413615 U CN 204413615U
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- slide plate
- cross beam
- crossbeam
- screw mandrel
- beam support
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Abstract
The utility model relates to a kind of circular guideway transmission mechanism turning round cross beam type lathe, it comprises: cross beam support slide plate, one end of crossbeam is matched with the front side of cross beam support slide plate by axis of rotation, the trailing flank of the crossbeam other end is provided with the guide rail of two ends, the left and right line of centres being parallel to crossbeam, slide plate slides is matched with on guide rail, slide plate to be rotatably assorted nut seat around the center line perpendicular to slide plate, nut is arranged in nut seat, screw mandrel is vertically arranged in nut, one end of screw mandrel is connected with drive unit, screw mandrel is rotatably assorted in the right-hand member of cross beam support slide plate, utilize the guide rail on crossbeam and slide plate, with the nut that slide plate is rotatably assorted and with the screw mandrel that nut is in transmission connection to drive crossbeam relative cross beam support slide plate reciprocating rotation, its compact conformation, arrangement convenience.
Description
Technical field
The utility model relates to a kind of circular guideway transmission mechanism turning round cross beam type lathe, can realize spindle head of lathe and rotate around trunnion axis revolution.
Background technology
Circular guideway transmission mechanism of the prior art adopts the form of gear drive or Worm and Worm Gear Driving usually, be characterized in that transmission performance is stablized, but the size of above-mentioned drive mechanism is larger, be applicable to large-scale horizontal rotation platform, for the crossbeam carrying out rotating around horizontal axis of rotation, be not suitable for above-mentioned drive mechanism is installed, therefore need a kind of circular guideway transmission mechanism of compact conformation.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of circular guideway transmission mechanism turning round cross beam type lathe, its compact conformation, is convenient to be arranged in around horizontal axis of rotation on the equipment of vertical rotation in surface.
In order to solve the problems of the technologies described above, the utility model provides a kind of circular guideway transmission mechanism turning round cross beam type lathe, it comprises: cross beam support slide plate, one end of crossbeam is matched with the front side of cross beam support slide plate by axis of rotation, the trailing flank of the crossbeam other end is provided with the guide rail of two ends, the left and right line of centres being parallel to crossbeam, slide plate slides is matched with on guide rail, slide plate to be rotatably assorted nut seat around the center line perpendicular to slide plate, nut is arranged in nut seat, screw mandrel is vertically arranged in nut, one end of screw mandrel is connected with drive unit, screw mandrel is rotatably assorted in the right-hand member of cross beam support slide plate.
The center of slide plate is provided with dead eye, and nut seat is rotatably assorted by the rear bearing in dead eye and slide plate.
The lower end of screw mandrel is rotatably assorted in step, and step is connected with adjacent cross beam support slide plate, and the top of screw mandrel is rotatably assorted in top chock, and top chock is connected with adjacent cross beam support slide plate.
Described drive unit is motor, is in transmission connection between screw mandrel and the rotor of motor by yielding coupling.
The rear portion of cross beam support slide plate is provided with circular guideway, and circular guideway and the cross beam support slide plate centre of gyration altogether, the pressing plate be connected with the trailing flank of crossbeam and circular guideway are slidably matched.
The utility model also provides a kind of revolution cross beam type lathe, and it adopts above-mentioned circular guideway transmission mechanism.
Revolution cross beam type lathe also comprises: base, upright horizontal is to being snug fit on base, cross lead screw mechanism on base is suitable for driving column transverse shifting, and cross beam support slide plate vertical sliding motion is matched with on column, and the down-feed screw mechanism on column is suitable for driving the vertically movement of cross beam support slide plate; For cutting workpiece main tapping along two ends, crossbeam left and right the line of centres, be snug fit at the leading flank of crossbeam, feed screw mechanism on crossbeam is suitable for drive shaft head and slides, work stage longitudinal sliding motion is matched with on base, and the longitudinal screw body on base is suitable for driving work stage to move longitudinally.
Relative to prior art, the technique effect that the utility model has is: (1) this circular guideway transmission mechanism, utilize the guide rail on crossbeam and slide plate, the nut be rotatably assorted with slide plate and rotating to drive crossbeam relative to cross beam support slide plate reciprocating rotating with the screw mandrel that nut is in transmission connection, its compact conformation, arrangement convenience.(2) nut seat is rotatably assorted by rear bearing and slide plate, when ensureing to carry out spacing connection to slide plate with nut seat when rotating reliability, prevents both from departing from.(3) upper and lower end of screw mandrel is fixed respectively by bearing block and cross beam support slide plate, improves the support strength of screw mandrel, ensures that it is in plumbness.(4) yielding coupling can be decayed the rotor oscillation of motor, prevents screw mandrel from producing in rotation process and is forced to resonance.(5) circular guideway of arc and pressing plate support the crossbeam in rotating and lead, stability when improving its reciprocally swinging and reliability.(6) turning round cross beam type lathe adopts above-mentioned circular guideway transmission mechanism to regulate angle or the machining angle of cutter opposite piece finished surface, expands the range of application of lathe.(7) turning round cross beam type lathe utilizes feed screw mechanism to regulate the amount of feeding of the cutter on main tapping, utilize cross lead screw mechanism to regulate the lateral separation of cutter on main tapping and workpiece, utilize down-feed screw mechanism to regulate cutter on main tapping relative to the height of workpiece, utilize longitudinal screw body to regulate the fore-and-aft distance of the cutter on workpiece and main tapping.
Accompanying drawing explanation
In order to clearly demonstrate innovative principle of the present utility model and the technical advantage compared to existing product thereof, by the limiting examples applying described principle, possible embodiment is described by means of accompanying drawing below.In the drawings:
Fig. 1 is the anterior 3-D view of revolution cross beam type lathe of the present utility model;
Fig. 2 is the rear portion 3-D view of revolution cross beam type lathe of the present utility model;
Fig. 3 is the rear portion 3-D view of circular guideway transmission mechanism of the present utility model;
Fig. 4 is the rearview of revolution cross beam type lathe of the present utility model;
Fig. 5 is the A-A sectional view of screw mandrel of the present utility model and nut structure.
Detailed description of the invention
Circular guideway transmission mechanism of the present utility model, as Figure 1-5, it comprises: crossbeam 1, column 2, guide rail 3, slide plate 4, nut seat 5, screw mandrel 6, cross beam support slide plate 7, rotating shaft 8, nut 9, step 10, motor 11, yielding coupling 12, top chock 13, mounting 14, rear bearing 15, circular guideway 16, pressing plate 17, down-feed screw mechanism 18, feed screw mechanism 19, cross lead screw mechanism 20, longitudinal screw body 21, work stage 22, cutting spindle head 23, base 24.
The left end of crossbeam 1 is rotatably assorted by rotating shaft 8 and the centre of gyration on vertical cross beam support slide plate 7, thus make crossbeam 1 wraparound on the leading flank of cross beam support slide plate 7 turn center rotating, the trailing flank of crossbeam 1 right-hand member is provided with parallel pair of guide rails 3, guide rail 3 is parallel with two ends, the left and right line of centres of crossbeam 1, slide plate 4 is snug fit on guide rail 3, to be rotatably assorted nut seat 5 by rear bearing 15 in the dead eye at slide plate 4 center, nut 9 is fixed with in through hole vertical on nut seat 5, screw mandrel 6 is vertically arranged in this nut 9, the lower end of screw mandrel 6 is rotatably assorted in step 10, step 10 is connected with adjacent cross beam support slide plate 7, pressing plate 17 is fixedly connected on the trailing flank of crossbeam 1 and is slidably matched with the arc circular guideway 16 on cross beam support slide plate 7, arc circular guideway 16 and cross beam support slide plate 7 have the common centre of gyration, pressing plate 17 coordinates with arc circular guideway 16 makes crossbeam 18 rotate around the shaft more reliably.
The top of screw mandrel 6 is rotatably assorted in top chock 13, the external circumferential of top chock 13 is arranged with mounting 14, mounting 14 is fixedly connected with adjacent cross beam support slide plate 7, and the top of screw mandrel 6 is in transmission connection by the motor 11 of yielding coupling 12 with mounting 14 top.
Cross beam support slide plate 7 is vertically slidably matched with column 2, down-feed screw mechanism 18 on column 2 drives cross beam support slide plate 7 vertically movement, be snug fit at the leading flank of crossbeam 1 along the line of centres at crossbeam about 1 two ends for the cutting spindle head 23 of holding cutter, feed screw mechanism 19 on crossbeam 1 drives cutting spindle head 23 to move, column 2 is laterally snug fit on base 24, cross lead screw mechanism 20 on base 24 drive column 2 transversely to move and make cutter near or away from workpiece, work stage 22 longitudinal sliding motion is matched with on base 24, longitudinal screw body 21 on base 24 drive work stage 22 to move longitudinally and make workpiece near or away from cutter.
The method of work of revolution cross beam type lathe of the present utility model comprises:
(1) motor 11 is by screw mandrel 6 drive nut 9 vertically movement, the vertically movement of nut 9 drive nut seat 5, nut seat 5 rotates relative to slide plate 4 and drives slide plate 4 to slide along guide rail 3, slide plate 4 drives crossbeam 1 to rotate around its rotating shaft 8, motor 11 turn to the direction of rotation determining crossbeam 1, when the positive and negative rotation of motor 11, crossbeam 1 back and forth swings up and down around its rotating shaft 8, thus regulates the machine direction of the cutter on cutting spindle head 23.
(2) down-feed screw mechanism 18 drives cross beam support slide plate 7 vertically movement, thus regulates the height of the cutter opposite piece on cutting spindle head 23.
(3) feed screw mechanism 19 drives cutting spindle head 23 to move along crossbeam 1, thus amount of feeding when regulating the tool sharpening on cutting spindle head 23.
(4) cross lead screw mechanism 20 drives column 2 transverse shifting, thus regulates the cutter on cutting spindle head 23 relative to the lateral separation of workpiece.
(5) longitudinal screw body 21 drives work stage 22 to vertically move, thus regulates workpiece relative to the fore-and-aft distance of the cutter on cutting spindle head 23.
Obviously, above-described embodiment is only for the utility model example is clearly described, and is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And these belong to spirit institute's apparent change of extending out of the present utility model or change and are still among protection domain of the present utility model.
Claims (2)
1. one kind is turned round the circular guideway transmission mechanism of cross beam type lathe, it is characterized in that comprising: cross beam support slide plate (7), one end of crossbeam (1) is rotatably assorted in the front side of cross beam support slide plate (7) by rotating shaft (8), the trailing flank of crossbeam (1) other end is provided with the guide rail (3) of two ends, the left and right line of centres being parallel to crossbeam (1), slide plate (4) is snug fit on guide rail (3), slide plate (4) to be rotatably assorted nut seat (5) around the center line perpendicular to slide plate (4), nut (9) is arranged in nut seat (5), screw mandrel (6) is vertically arranged in nut (9), one end of screw mandrel (6) is connected with drive unit, screw mandrel (6) is rotatably assorted in the right-hand member of cross beam support slide plate (7),
The center of slide plate (4) is provided with dead eye, and nut seat (5) is rotatably assorted by the rear bearing (15) in dead eye and slide plate (4);
The lower end of screw mandrel (6) is rotatably assorted in step (10), step (10) is connected with adjacent cross beam support slide plate (7), the top of screw mandrel (6) is rotatably assorted in top chock (13), and top chock (13) is connected with adjacent cross beam support slide plate (7);
Described drive unit is motor (11), is in transmission connection between the rotor of screw mandrel (6) and motor (11) by yielding coupling (12).
2. the circular guideway transmission mechanism of revolution cross beam type lathe according to claim 1, it is characterized in that: the rear portion of cross beam support slide plate (7) is provided with circular guideway (16), circular guideway (16) and cross beam support slide plate (7) centre of gyration altogether, the pressing plate (17) be connected with the trailing flank of crossbeam (1) and circular guideway (16) are slidably matched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520077484.XU CN204413615U (en) | 2015-02-03 | 2015-02-03 | The circular guideway transmission mechanism of revolution cross beam type lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520077484.XU CN204413615U (en) | 2015-02-03 | 2015-02-03 | The circular guideway transmission mechanism of revolution cross beam type lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204413615U true CN204413615U (en) | 2015-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520077484.XU Active CN204413615U (en) | 2015-02-03 | 2015-02-03 | The circular guideway transmission mechanism of revolution cross beam type lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204413615U (en) |
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2015
- 2015-02-03 CN CN201520077484.XU patent/CN204413615U/en active Active
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