Auxiliary device for part turning
By designing an auxiliary device to position and support parts using a Cartesian coordinate system, the problems of time-consuming and labor-intensive traditional lathe fixture design and lack of support in vertical lathes are solved, thereby improving the machining accuracy and stability of large parts.
Patent Information
- Application Number
- CN202422874068.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-25
- Publication Date
- 2025-11-28
- Estimated Expiration
- 2034-11-25
AI Technical Summary
When machining large, irregular parts on traditional CNC horizontal lathes, the design and installation of special fixtures are time-consuming and labor-intensive, and the lack of support on vertical lathes leads to a decrease in machining accuracy.
Design an auxiliary device that includes a lateral movement device, a longitudinal movement device, a manual wheel adjustment device, and a tailstock center device. Utilize a spatial rectangular coordinate system O-XYZ for part positioning and support to enhance machining rigidity.
It enables rapid part positioning, improves machining accuracy and stability, resists part deformation caused by cutting forces, and reduces machining costs.
Smart Images
Figure CN223603877U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the part processing field of mechanical manufacturing industry, and specifically relates to an auxiliary device for part turning processing. BACKGROUND
[0002] For armored vehicles and other large mechanical equipment, the precision requirement of irregular part processing such as large turning radius and large shaft diameter of balance shaft, raceway and the like is extremely important, the traditional part processing method for such parts is to use a numerical control horizontal lathe, however, due to the influence of the self-gravity of such large parts, in order to ensure the positioning and clamping on the horizontal lathe, a special fixture needs to be designed according to the requirements of different parts, thereby greatly increasing the processing cost, and the design process of the special fixture and the installation process of the special fixture on the numerical control horizontal lathe also consume a lot of time.
[0003] Although the numerical control vertical lathe is more convenient for part clamping than the numerical control horizontal lathe, the vertical lathe does not have additional support in the processing process, and thus the problem of deformation due to insufficient rigidity and reduced processing precision may occur. SUMMARY
[0004] The utility model aims at providing an auxiliary device for part turning processing, which comprises a transverse moving device, a longitudinal moving device, a manual wheel adjusting device and a tailstock center device arranged in a spatial rectangular coordinate system O-XYZ.
[0005] The X-axis of the spatial rectangular coordinate system O-XYZ is parallel to the longitudinal direction of the bed body, the Y-axis is parallel to the transverse direction of the bed body, and the Z-axis is parallel to the vertical direction.
[0006] The transverse moving device is slidingly installed on the X-axis guide rail of the vertical lathe.
[0007] The longitudinal moving device is installed on the transverse moving device.
[0008] The longitudinal moving device comprises a vertical guide rail, a trapezoidal screw, a gear I, a clamp, a bearing seat I, a nut seat, a nut and a tailstock sliding table.
[0009] The vertical guide rail is a box-shaped structure, and two opposite surfaces in the vertical guide rail are marked as A surface and B surface.
[0010] The trapezoidal screw is arranged on the A surface of the vertical guide rail, one end of the trapezoidal screw is sleeved with the clamp, the clamp is fixed on the vertical guide rail, the other end is sleeved with the bearing I, the bearing I is arranged in the bearing seat I, and the bearing seat I is installed above the A surface of the vertical guide rail.
[0011] The trapezoidal screw is arranged on the A surface of the vertical guide rail, one end of the trapezoidal screw is sleeved with the clamp, the clamp is fixed on the vertical guide rail, the other end is sleeved with the bearing I, the bearing I is arranged in the bearing seat I, and the bearing seat I is installed above the A surface of the vertical guide rail.
[0012] The rod body of the trapezoidal screw is provided with a nut seat and a nut, the nut seat is provided with a tailstock slide, and the tailstock slide is provided with a tailstock center device.
[0013] The tailstock center device comprises a tailstock body and a center.
[0014] The center is installed on the tailstock body, and the tailstock body is installed on the tailstock slide.
[0015] A sleeve is arranged between the tailstock body and the center.
[0016] A manual wheel adjusting device is arranged below the vertical guide rail.
[0017] The manual wheel adjusting device comprises a bearing II, a bearing seat II, a manual wheel shaft, a guide key, a gear II and a manual wheel.
[0018] One end of the manual wheel shaft penetrates into the inside of the vertical guide rail from the B surface of the vertical guide rail, and the penetrating end is connected with the gear II meshing with the gear I, and the other end of the manual wheel shaft is connected with the manual wheel.
[0019] The bearing II is sleeved on the shaft body near one end of the manual wheel, and the bearing II is located in the groove of the bearing seat II, and the bearing seat II is fixed on the B surface of the vertical guide rail.
[0020] The guide key is fixed on the tailstock slide by bolts.
[0021] Further, the horizontal moving device comprises a sliding plate and a locking plate.
[0022] The sliding plate comprises a sliding plate surface, a connecting plate and a flange.
[0023] The upper and lower ends of one side of the sliding plate surface vertically extend a connecting plate, and the middle part of the plate surface is provided with a flange, and the flange is close to the connecting plate of the lower end.
[0024] The flange and the connecting plate are located on the same side of the sliding plate, and the setting direction of the flange is the same as that of the connecting plate.
[0025] A plurality of locking plates clamping the X-axis guide rail are installed on the connecting plate.
[0026] Further, the flange is provided with an inlay strip below.
[0027] Further, a pressing plate is arranged between adjacent locking plates.
[0028] Further, two guide rails are installed on the vertical guide rail, the two guide rails are symmetrically installed, and the trapezoidal screw is located between the two guide rails.
[0029] The guide rail is provided with a sliding block.
[0030] The tailstock center device is installed on the sliding block.
[0031] Further, the end of the trapezoidal screw rod, on which the bearing I is installed, is also provided with a gland and a sealing cover.
[0032] Further, the auxiliary device further comprises a support, the support being located below the sliding plate, and the sliding plate and the vertical guide rail being fixed on the support through bolts.
[0033] The technical effect of the utility model is self-evident, and the beneficial effects of the utility model are as follows.
[0034] 1. The utility model has the advantages of simple operation, high flexibility, can help to quickly position the parts, and the machining precision is easy to guarantee.
[0035] 2. The utility model provides additional support for the machined parts through the flexible adjustable device, improves the rigidity and stability in the machining process, effectively resists the deformation of the parts caused by cutting force, and improves the machining precision. BRIEF DESCRIPTION OF DRAWINGS
[0036] Fig. 1 It is an auxiliary device tool schematic view;
[0037] Fig. 2 It is an auxiliary device tool plane schematic view
[0038] Fig. 3 It is an auxiliary device installation schematic view;
[0039] Fig. 4 It is a longitudinal movement device schematic view.
[0040] In the figure: center 1; tailstock body 2; tailstock sliding table 3; sliding block 4; nut seat 501, nut 502; guide rail 6; trapezoidal screw 7; gear I 801, clamp hoop 802, bearing seat I 803, gland 9; sealing cover 10; vertical guide rail 11; pressing plate 12; sliding plate 13; connecting plate 1301; flange 1302; locking plate 14; inlay 15; support 16; bearing 17; bearing seat II 18; manual wheel shaft 19; guide key 20; sleeve 21; gear II 22. DETAILED DESCRIPTION
[0041] The utility model will be further described below in combination with examples, but should not be understood as the above-mentioned subject range of the utility model is limited to the following examples. According to the ordinary technical knowledge and conventional means in the art, various substitutions and changes are made without departing from the above-mentioned technical thought of the utility model, and all should be included in the protection range of the utility model.
[0042] Example 1:
[0043] Referring to Figs. 1-4 An auxiliary device for part turning processing, comprising a transverse moving device, a longitudinal moving device, a hand wheel adjusting device and a tailstock center device arranged in a space rectangular coordinate system O-XYZ.
[0044] The X axis of the space rectangular coordinate system O-XYZ is parallel to the longitudinal direction of the bed body, the Y axis is parallel to the transverse direction of the bed body, and the Z axis is parallel to the vertical direction.
[0045] The transverse moving device is slidingly installed on the X axis guide rail of the vertical machine tool.
[0046] The longitudinal moving device is installed on the transverse moving device.
[0047] The longitudinal moving device comprises a vertical guide rail 11, a trapezoidal screw 7, a gear I 801, a clamp 802, a bearing seat I 803, a nut seat 501, a nut 502 and a tailstock sliding table 3.
[0048] The vertical guide rail 11 is a box-shaped structure, and two opposite surfaces in the vertical guide rail 11 are marked as A surface and B surface.
[0049] The trapezoidal screw 7 is arranged on the A surface of the vertical guide rail 11, one end of the trapezoidal screw 7 is sleeved with the clamp 802 and fixed on the vertical guide rail 11 through the clamp 802, the other end is sleeved with a bearing I, the bearing I is arranged in the bearing seat I 803, and the bearing seat I 803 is installed above the A surface of the vertical guide rail 11.
[0050] The trapezoidal screw 7 is connected with the gear I 801 on the end head close to one end of the clamp 802.
[0051] The trapezoidal screw 7 is connected with the gear I 801 on the end head close to one end of the clamp 802.
[0052] The tailstock center device comprises a tailstock body 2 and a center 1.
[0053] The center 1 is installed on the tailstock body 2, and the tailstock body 2 is installed on the tailstock sliding table 3.
[0054] A sleeve 21 is arranged between the tailstock body 2 and the center 1.
[0055] The hand wheel adjusting device is arranged below the vertical guide rail 11.
[0056] The hand wheel adjusting device comprises a bearing II 17, a bearing seat II 18, a hand wheel shaft 19, a guide key 20, a gear II 22 and a hand wheel.
[0057] One end of the hand wheel shaft 19 penetrates into the vertical guide rail 11 from the B face of the vertical guide rail 11, and the penetrating end is connected with a gear II 22 engaged with the gear I 801, and the other end of the hand wheel shaft 19 is connected with a hand wheel on the end head. The hand wheel is rotated to drive the gear II 22 and the gear I 801 engaged with the gear II 22 to rotate, and further drive the trapezoidal screw to rotate, so as to control the movement of the tailstock slide 3 installed on the trapezoidal screw.
[0058] The hand wheel shaft 19 is sleeved with a bearing II 17 on the shaft near one end of the hand wheel, and the bearing II 17 is located in the groove of a bearing seat II 18 fixed on the B face of the vertical guide rail 11.
[0059] The guide key 20 is fixed on the tailstock slide 3 by bolts, and plays a guiding and bearing role for the tailstock body.
[0060] Embodiment 2:
[0061] The main structure of the embodiment is the same as that of Embodiment 1, and further, the transverse movement device comprises a sliding plate 13 and a locking plate 14.
[0062] The sliding plate 13 comprises a sliding plate face, a connecting plate 1301 and a flange 1302.
[0063] The opposite two faces of the sliding plate face are divided into a C face and a D face.
[0064] The upper and lower ends of the C face of the sliding plate face are vertically extended with a connecting plate 1301, and the middle part of the C face is provided with a flange 1302, and the flange 1302 is close to the connecting plate at the lower end.
[0065] The flange 1302 and the connecting plate 1301 are located on the same side face of the sliding plate 13, and the setting direction of the flange 1302 is the same as that of the connecting plate 1301.
[0066] A plurality of locking plates 14 clamping the X-axis guide rail are installed on the connecting plate 1301 in an interval.
[0067] The sliding plate face, the connecting plate below, the locking plate and the flange 1302 form an interval type groove, and the sliding plate face and the connecting plate and the locking plate above also form an interval type groove, and the vertical machine tool X-axis guide rail is clamped through the grooves at the upper and lower ends.
[0068] The longitudinal movement device is installed on the D face of the sliding plate face.
[0069] Embodiment 3:
[0070] The main structure of the embodiment is the same as that of any one of Embodiments 1-2, and further, the flange 1302 is installed below the flange 1302.
[0071] Embodiment 4:
[0072] The main structure of this embodiment is the same as any one of Embodiments 1-3, and further, a pressing plate 12 is arranged between adjacent locking plates 14.
[0073] Embodiment 5:
[0074] The main structure of this embodiment is the same as any one of Embodiments 1-4, and further, two guide rails 6 are mounted on the vertical guide rail 11, the two guide rails 6 are symmetrically mounted, and the trapezoidal screw 7 is located between the two guide rails 6.
[0075] The guide rail 6 is provided with a sliding block 4.
[0076] The tailstock center device is mounted on the sliding block 4.
[0077] The tailstock center device moves on the guide rail 6 through the sliding block 4.
[0078] Embodiment 6:
[0079] The main structure of this embodiment is the same as any one of Embodiments 1-5, and further, one end of the trapezoidal screw 7 mounted with the bearing I is also provided with a gland 9 and a sealing cover 10.
[0080] The gland 9 is mainly used for fixing the bearing and limiting the axial movement of the bearing.
[0081] The sealing cover 10 is mainly used to prevent impurities from entering the inside of the bearing.
[0082] Embodiment 7:
[0083] The main structure of this embodiment is the same as any one of Embodiments 1-6, and further, the auxiliary device further includes a support 16 for supporting, locking and positioning. The support 16 is located below the sliding plate 13, and the sliding plate 13 and the vertical guide rail 11 are fixed on the support 16 by bolts.
[0084] Embodiment 8:
[0085] The main structure of this embodiment is the same as any one of Embodiments 1-7, and further, a kind of auxiliary center device for part turning processing includes center 1, tailstock body 2, tailstock sliding table 3, sliding block 4, nut seat 5, guide rail 6, trapezoidal screw 7, bearing seat 8, gland 9, sealing cover 10, vertical guide rail 11, pressing plate 12, sliding plate 13, locking plate 14, inlay strip 15, support 16, bearing 17, bearing seat 18, manual axle 19, guide key 20, sleeve 21.
[0086] This device drives the auxiliary center device to adjust in X-axis direction by the original X-axis screw and guide rail of machine tool through pressing plate 12, sliding plate 13, locking plate 14, inlay strip 15 and support 16.
[0087] Bearing 17, bearing seat 18, hand wheel shaft 19, guide key 20 constitute the hand wheel adjustment device, tailstock body 2, sleeve 21 constitute the tailstock center. Through the hand wheel adjustment device to drive the auxiliary center device to adjust the Z-axis direction.
[0088] Through the adjustment of the auxiliary device in X, Z direction according to the clamping mode of the parts on the workbench to achieve the effect of providing additional support for the parts.
[0089] Example 9:
[0090] The main structure of this embodiment is the same as any one of examples 1-8, further, the auxiliary device can install the sliding plate 5 on the original X-axis guide rail of the machine tool through the pressing plate 12, locking plate 14, insert strip 15, support 16 to drive the auxiliary center device to adjust left and right in X-axis direction.
[0091] Through the tailstock center device composed of center 1, tailstock body 2, sleeve 21 to provide additional support for the parts.
[0092] The sliding block 4, nut seat, guide rail 6, trapezoidal screw 7, gland 9, sealing cover 10 guide key 20, installed on the vertical guide rail 11, adjust the tailstock slide 3, bearing II 17, bearing seat 18, hand wheel shaft 19 drive the tailstock center device to adjust up and down in Z-axis direction.
Claims
1. An auxiliary device for turning a part, characterized in that: The device comprises a transverse moving device, a longitudinal moving device, a hand wheel adjusting device and a tailstock top point device arranged in a spatial rectangular coordinate system O-XYZ; The X axis of the spatial rectangular coordinate system O-XYZ is parallel to the longitudinal direction of the bed body, the Y axis is parallel to the transverse direction of the bed body, and the Z axis is parallel to the vertical direction; The transverse moving device is slidingly installed on the X axis guide rail of the vertical machine tool; The longitudinal moving device is installed on the transverse moving device; The longitudinal moving device comprises a vertical guide rail (11), a trapezoidal screw (7), a gear I (801), a clamp (802), a bearing seat I (803), a nut seat (501), a nut (502) and a tailstock sliding table (3); The vertical guide rail (11) is a box-shaped structure, and two opposite surfaces in the vertical guide rail (11) are marked as A surface and B surface; The trapezoidal screw (7) is arranged on the A surface of the vertical guide rail (11), one end of the trapezoidal screw (7) is sleeved with the clamp (802) and fixed on the vertical guide rail (11), and the other end is sleeved with a bearing I, the bearing I is arranged in the bearing seat I (803), and the bearing seat I (803) is installed above the A surface of the vertical guide rail (11); The trapezoidal screw (7) is connected with the gear I (801) on the end head close to the clamp (802) end; The trapezoidal screw (7) is provided with the nut seat (501) and the nut (502) on the rod body, the tailstock sliding table (3) is installed on the nut seat (501), and the tailstock top point device is installed on the tailstock sliding table (3); The tailstock top point device comprises a tailstock body (2) and a top point (1); The top point (1) is installed on the tailstock body (2), and the tailstock body (2) is installed on the tailstock sliding table (3); A sleeve (21) is arranged between the tailstock body (2) and the top point (1); The lower portion of the vertical guide rail (11) is provided with a hand wheel adjusting device; The hand wheel adjusting device comprises a bearing II (17), a bearing seat II (18), a hand wheel shaft (19), a guide key (20), a gear II (22) and a hand wheel; One end of the hand wheel shaft (19) penetrates into the interior of the vertical guide rail (11) from the B surface of the vertical guide rail (11), and the penetrating end is connected with the gear II (22) engaged with the gear I (801), and the other end of the hand wheel shaft (19) is connected with the hand wheel on the end head; The hand wheel shaft (19) is sleeved with the bearing II (17) on the shaft body close to the hand wheel end, and the bearing II (17) is located in the groove of the bearing seat II (18), and the bearing seat II (18) is fixed on the B surface of the vertical guide rail (11); The guide key (20) is fixed on the tailstock sliding table (3) by bolts.
2. An auxiliary device for turning of a part according to claim 1, characterized in that: The transverse moving device comprises a sliding plate (13) and a locking plate (14); The sliding plate (13) comprises a sliding plate surface, a connecting plate (1301) and a flange (1302); One connecting plate (1301) is vertically extended on the upper and lower ends of a side plate surface of the sliding plate surface, and the middle portion of the plate surface is provided with a flange (1302), and the flange (1302) is close to the connecting plate of the lower end; The flange (1302) and the connecting plate (1301) are located on the same side panel of the sliding plate (13), and the setting direction of the flange (1302) is the same as that of the connecting plate (1301); The connecting plate (1301) is provided with a plurality of locking plates (14) for clamping the X-axis guide rail at intervals.
3. An auxiliary device for turning of a part according to claim 2, characterized in that: The flange (1302) is provided with a fillet (15) below.
4. An auxiliary device for turning of a part according to claim 2, characterized in that: The adjacent locking plates (14) are provided with a pressing plate (12) therebetween.
5. An auxiliary device for turning of a part according to claim 1, characterized in that: The vertical guide rail (11) is provided with two guide rails (6), the two guide rails (6) are symmetrically installed, and the trapezoidal screw (7) is located between the two guide rails (6); The guide rail (6) is provided with a sliding block (4); The tailstock center device is installed on the sliding block (4).
6. An auxiliary device for turning of a part according to claim 1, characterized in that: The trapezoidal screw (7) is provided with a bearing I at one end, and a gland (9) and a sealing cover (10) are further provided.
7. An auxiliary device for turning of a part according to claim 1, characterized in that: The auxiliary device further comprises a support (16), the support (16) is located below the sliding plate (13), and the sliding plate (13) and the vertical guide rail (11) are fixed on the support (16) through bolts.