CN219189444U

CN219189444U - Tool fixture for small gantry machining center of ultralong part

Info

Publication number: CN219189444U
Application number: CN202320786312.4U
Authority: CN
Inventors: 管相忠; 管秋弘; 管悦竹
Original assignee: Qingdao Hongyuan Industrial Products Manufacturing Co ltd
Current assignee: Qingdao Hongyuan Industrial Products Manufacturing Co ltd
Priority date: 2023-04-11
Filing date: 2023-04-11
Publication date: 2023-06-16
Anticipated expiration: 2033-04-11

Abstract

The utility model belongs to the technical field of machining, and particularly relates to a tool clamp for a small gantry machining center of an ultralong part, which comprises an auxiliary workbench and a fine-tuning oblique iron assembly, wherein the auxiliary workbench is fixed on a workbench of the gantry machining center, a workpiece is fixed on the auxiliary workbench, the fine-tuning oblique iron assembly is arranged between the auxiliary workbench and the workpiece in a cushioning manner, the workpiece is divided into a first clamp machining area and a second clamp machining area, and a positioning hole is formed in the first clamp machining area. The levelness of the workpiece on the auxiliary workbench is adjusted conveniently and accurately through fine adjustment of the oblique iron component, and the workpiece is processed in batches through positioning of the positioning hole and dragging of the auxiliary workbench, so that the accurate processing length exceeds the processing stroke of the workpiece.

Description

Tool fixture for small gantry machining center of ultralong part

Technical Field

The utility model belongs to the technical field of machining, and particularly relates to a tool clamp for a small gantry machining center of an ultralong part.

Background

When an ultra-long workpiece exceeding the X-direction length stroke of the numerical control machine tool is processed, the back surface of part of the workpiece is a blank surface, the parallelism is poor, and a customer does not require processing; when the workpiece is normally dragged along the X direction and clamped twice, the workpiece is possibly damaged or even scrapped due to poor alignment of the flatness of the back surface of the workpiece. Purchasing large machine tools or looking for large machine tools can compress production profits and take on quality risks.

Disclosure of Invention

In view of the above problems, an object of the present utility model is to: the tool fixture for the small gantry machining center of the ultra-long part solves the problems that when a workpiece with the length exceeding the machine tool stroke is machined, the workpiece is large in error and even scrapped due to poor alignment of the flatness of the back surface of the workpiece when the workpiece is clamped twice.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a work fixture for small planer machining center of overlength spare part, includes auxiliary workbench and fine setting oblique iron subassembly, auxiliary workbench is fixed on planer machining center workstation, be fixed with the work piece on the auxiliary workbench, it is equipped with fine setting oblique iron subassembly to fill up between auxiliary workbench and the work piece, the work piece divide into first clamp processing district and second clamp processing district region, the locating hole has been seted up on the first clamp processing district.

The beneficial effects of the utility model are as follows: the levelness of the workpiece on the auxiliary workbench is adjusted conveniently and accurately through fine adjustment of the oblique iron component, and the workpiece is processed in batches through positioning of the positioning hole and dragging of the auxiliary workbench, so that the accurate processing length exceeds the processing stroke of the workpiece.

In order to realize the accurate positioning of the second clamping of the workpiece;

as a further improvement of the above technical scheme: the locating hole is formed in the middle point of the workpiece.

The beneficial effects of this improvement are: the positioning hole plays a role in positioning and ensures the accurate positioning of the second clamping of the workpiece.

In order to achieve the aim of processing the workpiece in batches;

as a further improvement of the above technical scheme: the length of the first clamp processing area does not exceed the X-direction processing travel range of a machine tool of a gantry processing center workbench.

The beneficial effects of this improvement are: the workpiece can be processed in multiple times by clamping at two sides.

In order to ensure the clamping levelness of the workpiece;

as a further improvement of the above technical scheme: the fine-tuning oblique iron assembly comprises an outer seat body and a sliding piece, and an oblique iron is arranged at one end of the sliding piece.

The beneficial effects of this improvement are: the clamping levelness of the workpiece can be adjusted to a proper angle by arranging the inclined iron pad at a proper position below the workpiece.

In order to enable the sliding piece to stably slide in the outer seat body;

as a further improvement of the above technical scheme: the bottom surface of outer pedestal sets up the dovetail structure, the slider is the trapezoidal piece structure of adaptation slidable mounting in outer pedestal.

The beneficial effects of this improvement are: the slide member can be stably linearly displaced in the outer housing.

In order to ensure the installation stability of the outer seat;

as a further improvement of the above technical scheme: the outer seat body is of a T-shaped plate structure, and mounting holes are vertically formed in symmetrical ends of two ends of the outer seat body.

The beneficial effects of this improvement are: the t-shaped groove screw can be inserted into the mounting hole so as to fix the outer seat body on the auxiliary workbench stably.

In order to realize the rapid and convenient adjustment of the supporting height of the inclined iron to the workpiece;

as a further improvement of the above technical scheme: the external seat body is provided with internal thread through hole structures which are in threaded connection with the first taper bolt and the second taper bolt at intervals along the sliding direction of the sliding piece, the structures of the first taper bolt and the second taper bolt are identical in size, and tapered holes which are identical to the taper of the first taper bolt and the second taper bolt are arranged on the sliding piece at intervals.

The beneficial effects of this improvement are: the supporting height of the inclined iron to the workpiece can be finely adjusted by adjusting the height positions of the first taper bolt and the second taper bolt and pushing and limiting the position of the sliding piece through the conical surfaces of the first taper bolt and the second taper bolt.

None of the parts of the device are the same as or can be implemented using prior art.

Drawings

FIG. 1 is a schematic illustration of a first clamping process of the present utility model;

FIG. 2 is a schematic illustration of a second clamping operation of the present utility model;

FIG. 3 is a front cross-sectional view of the fine adjustment ramp assembly of the present utility model;

FIG. 4 is a schematic view of a fine tuning ramp assembly according to the present utility model;

FIG. 5 is a schematic view of a slider according to the present utility model;

in the figure: 1. a gantry machining center workbench; 2. an auxiliary workbench; 3. a workpiece; 31. a first nip processing zone; 32. a second nip processing zone; 4. positioning holes; 5. fine tuning the ramp assembly; 51. an outer housing; 52. a mounting hole; 53. a threaded hole; 54. a first taper head bolt; 55. a slider; 56. a tapered bore; 57. a wedge; 58. and a taper head bolt II.

Detailed Description

In order that those skilled in the art may better understand the technical solutions of the present utility model, the following detailed description of the present utility model with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present utility model.

Example 1:

as shown in fig. 1-5: the utility model provides a work fixture for a small gantry machining center of overlength spare part, includes auxiliary workbench 2 and fine setting oblique iron subassembly 5, auxiliary workbench 2 is fixed on gantry machining center workbench 1, auxiliary workbench 2 is last to be fixed with work piece 3, the fine setting oblique iron subassembly 5 is filled up between auxiliary workbench 2 and the work piece 3, work piece 3 divide into first clamp processing district 31 and second clamp processing district 32 region, set up locating hole 4 on the first clamp processing district 31, through the convenient accurate horizontality of adjustment work piece 3 on auxiliary workbench 2 of fine setting oblique iron subassembly 5, realize the branch processing to work piece 3 through the location of locating hole 4 and dragging auxiliary workbench 2 to accurate processing length surpasss the work piece of process stroke, locating hole 4 sets up in the intermediate point position of work piece 3, and locating hole 4 plays the location effect, ensuring the accurate positioning of the second clamping of the workpiece 3, wherein the length of the first clamping processing area 31 does not exceed the X-direction processing travel range of a machine tool of a workbench 1 of a gantry processing center, the aim of processing the workpiece 3 in a divided manner can be achieved through clamping at two sides, the fine-tuning oblique iron assembly 5 comprises an outer seat body 51 and a sliding part 55, one end of the sliding part 55 is provided with an oblique iron 57, the clamping levelness of the workpiece 3 can be adjusted to a proper angle by cushion-mounting the oblique iron 57 at a proper position below the workpiece 3, the bottom surface of the outer seat body 51 is provided with a dovetail groove structure, the sliding part 55 is of a trapezoid block structure which is adaptively and slidably mounted in the outer seat body 51, the sliding part 55 can be stably and linearly displaced in the outer seat body 51, the outer seat body 51 is of a T-shaped plate structure, two symmetrical ends of the outer seat body 51 are vertically provided with mounting holes 52, the t-shaped groove screw can be inserted into the mounting hole 52 to fix the outer seat 51 on the auxiliary workbench 2 stably, the inner thread through hole structures of the first taper bolt 54 and the second taper bolt 58 are arranged on the outer seat 51 at intervals along the sliding direction of the sliding part 55, the structures of the first taper bolt 54 and the second taper bolt 58 are the same, the sliding part 55 is provided with the taper holes 56 with the same taper as the first taper bolt 54 and the second taper bolt 58 at intervals, and the positions of the sliding part 55 can be pushed and limited by the taper surfaces of the first taper bolt 54 and the second taper bolt 58 by adjusting the height positions of the first taper bolt 54 and the second taper bolt 58, so that the supporting height of the inclined iron 57 on the workpiece 3 is finely adjusted.

The working principle of the technical scheme is as follows: the method comprises the steps of customizing an auxiliary workbench 2 of which the specification is 4200X1200X120MM of a nearly standard gantry machining center with an X-direction stroke 3200 and a Y-direction stroke 2000, fixing the auxiliary workbench 2 on a gantry machining center workbench 1, and fixing a workpiece 3 on the auxiliary workbench 2, so that a majority of the workpiece length of the auxiliary workbench 2 is in the X-direction stroke range of a machine tool, wherein the first clamping machining is realized; in order to enable the machined surface of the workpiece 3 to reach proper levelness, an operator uses the fine adjustment wedge assembly 5 to level the workpiece 3 and cooperates with a dial indicator to measure, when the levelness of the workpiece 3 is adjusted, firstly, a wedge 57 in the fine adjustment wedge assembly 5 is arranged below the workpiece 3 in a cushioning mode, then the first taper bolt 54 and the second taper bolt 58 are rotated, and the pushing and fixing of the wedge 57 are achieved through the cooperation of the conical ends of the first taper bolt 54 and the second taper bolt 58 and the conical hole 56, so that the supporting height of the wedge 57 to the workpiece 3 is finely adjusted; after the first clamp is finished, the first clamp processing area 31 is processed, then the positioning holes 4 with the number of the second clamps to be split are formed near the middle of the workpiece 3, the auxiliary workbench 2 is dragged integrally, the workpiece 3 is not disassembled, and the rest workpiece length, namely the second clamp processing area 32, is processed, so that the hole site flatness of various positions of the workpiece 3 is ensured more accurately.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. The foregoing is merely illustrative of the preferred embodiments of the utility model, and it is noted that there is virtually no limit to the specific structure which may be imposed by those skilled in the art without departing from the spirit of the utility model, and that modifications, adaptations, or variations of the foregoing features may be combined in a suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present utility model.

Claims

1. Work fixture for small gantry machining center of overlength spare part, its characterized in that: including auxiliary workbench (2) and fine setting oblique iron subassembly (5), auxiliary workbench (2) are fixed in on longmen machining center workstation (1), auxiliary workbench (2) are last to be fixed with work piece (3), it is equipped with fine setting oblique iron subassembly (5) to fill between auxiliary workbench (2) and work piece (3), work piece (3) divide into first clamp processing district (31) and second clamp processing district (32) region, locating hole (4) have been seted up on first clamp processing district (31).

2. The tooling fixture for a small gantry machining center of an ultralong part according to claim 1, wherein the tooling fixture is characterized in that: the positioning hole (4) is formed in the middle point of the workpiece (3).

3. The tooling fixture for a small gantry machining center of an ultralong part according to claim 1, wherein the tooling fixture is characterized in that: the length of the first clamp processing area (31) does not exceed the X-direction processing travel range of a machine tool of a gantry processing center workbench (1).

4. The tooling fixture for a small gantry machining center of an ultralong part according to claim 1, wherein the tooling fixture is characterized in that: the fine-tuning wedge assembly (5) comprises an outer seat body (51) and a sliding piece (55), and a wedge (57) is arranged at one end of the sliding piece (55).

5. The tooling fixture for the small gantry machining center of the ultra-long part, according to claim 4, is characterized in that: the bottom surface of the outer seat body (51) is provided with a dovetail groove structure, and the sliding piece (55) is of a trapezoid block structure which is arranged in the outer seat body (51) in an adaptive sliding mode.

6. The tooling fixture for the small gantry machining center of the ultra-long part, according to claim 4, is characterized in that: the outer seat body (51) is of a T-shaped plate structure, and mounting holes (52) are vertically formed in symmetrical ends of two ends of the outer seat body (51).

7. The tooling fixture for the small gantry machining center of the ultra-long part, according to claim 4, is characterized in that: the outer seat body (51) is provided with internal thread through hole structures which are in threaded connection with the first taper bolt (54) and the second taper bolt (58) at intervals along the sliding direction of the sliding part (55), the first taper bolt (54) and the second taper bolt (58) are identical in structure size, and the sliding part (55) is provided with tapered holes (56) which are identical in taper with the first taper bolt (54) and the second taper bolt (58) at intervals.