Large vertical lathe workpiece elastic supporting device

Abstract

The utility model discloses a large vertical lathe workpiece elastic supporting device which comprises an auxiliary clamping jaw connecting body, an auxiliary clamping jaw arm a, an auxiliary clamping jaw arm b, a pulling plate I, a pulling plate II and inclined iron, and the auxiliary clamping jaw connecting body is fixed to the center of the top of a workbench; the eight auxiliary clamping jaw arms a are evenly arranged in the circumferential direction of the auxiliary clamping jaw connecting body at intervals. The eight auxiliary clamping jaw arms b are evenly arranged in the circumferential direction of the auxiliary clamping jaw connecting body at intervals. The auxiliary clamping jaw arm a and the auxiliary clamping jaw arm b are arranged in a staggered mode. The auxiliary clamping jaw connecting body is connected with an auxiliary clamping jaw arm a in a buckling manner through a pulling plate II, and is connected with an auxiliary clamping jaw arm b in a buckling manner through a pulling plate I; the pulling plate II is mounted at the tops of the auxiliary clamping jaw connecting body and the auxiliary clamping jaw arm a; the pulling plate I is mounted at the tops of the auxiliary clamping jaw connecting body and the auxiliary clamping jaw arm b; and the inclined iron is inserted into each reserved gap for connection. The positioning precision and the machining precision of the workpiece can be improved, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a large -scale vertical lathe workpiece elastic supporting device belongs to mechanical technical field. BACKGROUND

[0002] In the large -scale machining process, especially for the machining process of large -scale hollow parts is an important link, and the performance of the supporting device of the large -scale vertical lathe workbench as the basic platform of processing can directly affect the precision and efficiency of processing, the traditional large -scale vertical lathe workbench supporting device has the following problems in the process of using the complicated structure, such as insufficient accuracy, poor universality, disassembly and maintenance inconvenience and influence on the integrity of the workbench. UTILITY MODEL CONTENTS

[0003] In order to overcome the insufficient prior art, the utility model provides a large -scale vertical lathe workpiece elastic supporting device, the device realizes the machining support to large -scale hollow parts through the cooperative work of auxiliary claw arm and auxiliary claw connecting body, can improve the axial and up-down positioning accuracy and machining accuracy, reduces the disassembly and maintenance cost of old structure, reduces the use cost, improves the work efficiency.

[0004] The utility model discloses a large -scale vertical lathe workpiece elastic supporting device, including auxiliary claw connecting body, auxiliary claw arm a, auxiliary claw arm b, pull plate I, pull plate II and inclined iron, the auxiliary claw connecting body is a circular workpiece, and the auxiliary claw connecting body is fixed at the center of the top of the workbench, auxiliary claw arm a is eight, and is evenly arranged on the circumferential direction of the auxiliary claw connecting body, auxiliary claw arm b is eight, and is evenly arranged on the circumferential direction of the auxiliary claw connecting body, and auxiliary claw arm a and auxiliary claw arm b are staggered arrangement each other.

[0005] The auxiliary claw connecting body is connected with the auxiliary claw arm a by pull plate II, and the auxiliary claw connecting body is connected with the auxiliary claw arm b by pull plate I, pull plate II is installed on the top of the auxiliary claw connecting body and the auxiliary claw arm a, and pull plate I is installed on the top of the auxiliary claw connecting body and the auxiliary claw arm b, and the inclined iron is inserted into the gap reserved in each connection.

[0006] Further, the connecting part of auxiliary claw arm a and auxiliary claw arm b and workbench are all clamped into positioning key.

[0007] Further, adjustment pad A and pad I are arranged between auxiliary claw arm a and workbench, adjustment pad B and pad II are arranged between auxiliary claw arm b and workbench, and auxiliary claw arm a, auxiliary claw arm b and workbench are fixed respectively by bolt.

[0008] The utility model discloses beneficial effect is: the utility model improves the up and down and axial positioning accuracy of auxiliary claw arm and connecting body, thereby guaranteeing the machining accuracy, utilizes the T -shaped groove and wedge block connection of workbench existing, improves the versatility and convenience of device, guarantees the integrity of workbench simultaneously, reduces the time and cost of dismounting and maintaining, adopts the method of clamping block to prevent the axial movement of claw arm, improves the stability and reliability of device on the basis of guaranteeing the integrity of workbench, realizes the universal design of clamping claw, reduces the use cost, improves the work efficiency.

[0009] The utility model discloses through new structure and connecting mode, effectively solved the problem existing in prior art, improved the machining accuracy and efficiency of large -scale hollow class spare, has higher use value and popularization prospect. DRAWINGS

[0010] The utility model is further explained below combining with the specific embodiment and the drawing.

[0011] Figure 1 It is the horizontal section structure schematic diagram of the utility model.

[0012] Figure 2 It is the plan view of the utility model.

[0013] Mark in drawing:

[0014] 1, auxiliary claw connecting body, 2, auxiliary claw arm a, 3, auxiliary claw arm b, 4, pull plate I, 5, adjustment pad A, 6, adjustment pad B, 7, pull plate II, 8, inclined iron, 9, pad I, 10, pad II, 11, bolt, 12, positioning key. SPECIFIC EMBODIMENT

[0015] As Figure 1 -2 shows, a kind of large vertical lathe workpiece elastic support device, including auxiliary claw connecting body 1, auxiliary claw arm a 2, auxiliary claw arm b 3, pull plate I 4, pull plate II 7 and inclined iron 8, the auxiliary claw connecting body 1 is a circular workpiece, auxiliary claw connecting body 1 is fixed at the center of workbench top;Auxiliary claw arm a 2 is eight, evenly arranged in the circumferential direction of auxiliary claw connecting body 1;Auxiliary claw arm b 3 is eight, evenly arranged in the circumferential direction of auxiliary claw connecting body 1;Auxiliary claw arm a 2 and auxiliary claw arm b 3 are arranged staggered each other.

[0016] Auxiliary claw connecting body 1 is connected auxiliary claw arm a 2 by pull plate II 7 buckling, auxiliary claw connecting body 1 is connected auxiliary claw arm b 3 by pull plate I 4 buckling;Pull plate II 7 is installed at the top of auxiliary claw connecting body 1 and auxiliary claw arm a 2, pull plate I 4 is installed at the top of auxiliary claw connecting body 1 and auxiliary claw arm b 3;Inclined iron 8 is inserted in each connection reserved gap.

[0017] The connection between the auxiliary jaw arm a2 and the workbench is clamped with a positioning key 12; the auxiliary jaw arm a2 and the workbench are provided with an adjusting pad A5 and a pad I 9, the auxiliary jaw arm b3 and the workbench are provided with an adjusting pad B6 and a pad II 10, and the auxiliary jaw arm a2, the auxiliary jaw arm b3 and the workbench are fixed by the bolt 11.

[0018] When machining is needed, the auxiliary jaw connecting body 1 is connected with the auxiliary jaw arm a2 by the pull plate II 7, the pull plate II 7 is installed on the top of the auxiliary jaw connecting body 1 and the auxiliary jaw arm a2, the inclined iron 8 is inserted into the reserved gap, and the auxiliary jaw connecting body 1 and the auxiliary jaw arm a2 are tightly connected by the extrusion of the inclined iron 8, after the main body is connected, the positioning key 12 is clamped into the connection between the auxiliary jaw arm 1 and the workbench, the position and the fastening degree of the positioning key 12 are adjusted, the axial movement is effectively limited, the stability and the precision in the machining process are ensured, finally the auxiliary jaw arm b3 is connected by the pull plate I 4 and is tightly connected by the inclined iron 8, the precision is adjusted by the adjusting pad A5 and the adjusting pad B6 after falling on the workbench, and finally the workbench is connected by the bolt 11, the pad I 9 and the pad II 10 to complete the installation, so that the rough machining, the semi-finishing machining and the finishing machining of the large workpiece can be carried out.

Claims

1. A large vertical lathe workpiece elastic support device, characterized in that: Including auxiliary claw connector (1), auxiliary claw arm a (2), auxiliary claw arm b (3), pull plate I (4), pull plate II (7) and inclined iron (8), the auxiliary claw connector (1) is a circular workpiece, the auxiliary claw connector (1) is fixed at the center of the top of the workbench;Auxiliary claw arm a (2) is eight, evenly arranged in the circumferential direction of auxiliary claw connector (1);Auxiliary claw arm b (3) is eight, evenly arranged in the circumferential direction of auxiliary claw connector (1);Auxiliary claw arm a (2) and auxiliary claw arm b (3) are staggered arrangement each other; The auxiliary claw connector (1) is connected with auxiliary claw arm a (2) by pull plate II (7), and the auxiliary claw connector (1) is connected with auxiliary claw arm b (3) by pull plate I (4);Pull plate II (7) is installed at the top of auxiliary claw connector (1) and auxiliary claw arm a (2), and pull plate I (4) is installed at the top of auxiliary claw connector (1) and auxiliary claw arm b (3);Inclined iron (8) is inserted into the gap reserved for each connection.

2. A resilient support device for a workpiece on a large vertical lathe according to claim 1, characterized in that: The auxiliary claw arm a (2) and the auxiliary claw arm b (3) are clamped into the positioning key (12) at the connection with the workbench.

3. A resilient support device for a workpiece on a large vertical lathe according to claim 1, characterized in that: Adjusting pad A (5) and pad I (9) are arranged between auxiliary claw arm a (2) and workbench, adjusting pad B (6) and pad II (10) are arranged between auxiliary claw arm b (3) and workbench, and auxiliary claw arm a (2), auxiliary claw arm b (3) and workbench are fixed by bolts (11) respectively.

Images