CN220839093U

CN220839093U - Oil pressure frock for machining center

Info

Publication number: CN220839093U
Application number: CN202322277775.0U
Authority: CN
Inventors: 支工; 周扬召; 宋超
Original assignee: Changshu Dade Electromechanical Technology Co ltd
Current assignee: Changshu Dade Electromechanical Technology Co ltd
Priority date: 2023-08-24
Filing date: 2023-08-24
Publication date: 2024-04-26
Anticipated expiration: 2033-08-24

Abstract

An oil pressure tool for a machining center comprises a fixing frame, a first clamping structure, a second clamping structure and a third clamping structure; the first clamping structure comprises a first positioning structure, a first placing plate and a first compressing structure; the second clamping structure comprises a second positioning structure, a second placing plate and a second compressing structure; the third clamping structure comprises a fixed seat, a third positioning structure, a third placing plate and a third compressing structure. The three different clamping structures are arranged on the fixing frame, and clamping of different positions is carried out on the three groups of compressor supports, so that the processing center can conveniently carry out one-time processing of different positions after the three groups of compressor supports are clamped once, and the processing efficiency is greatly improved.

Description

Oil pressure frock for machining center

Technical Field

The utility model relates to the field of machining centers, in particular to an oil pressure tool for a machining center.

Background

The machining center is a high-efficiency and precise numerical control machine tool, can be used for machining complex curved surfaces and precise parts, and has the advantages of high precision, high speed, high flexibility, high automation and the like, and is widely applied.

In the processing of workpieces, in order to achieve the technical requirements of the dimensions, geometric shapes, mutual position precision with other surfaces and the like specified in the drawing on the surface of the processed workpiece, a specific tool is generally used for clamping the parts.

As shown in fig. 3, the compressor bracket 5 comprises an integrally formed plate 51 and four groups of upright posts 52 arranged on the plate 51, and the existing fixture can complete processing only by one clamping position, namely, a worker is required to clamp the compressor bracket 5 for a plurality of times, which greatly influences the working efficiency; in addition, in order to improve the processingquality of compressor support 5, need set up location structure to guarantee its place position accuracy, but press from both sides dress to compressor support 5 many times, not only lead to location structure to have the multiposition to fix a position, its structure is complicated, and the easy mistake in the operation moreover influences the product yields.

Disclosure of utility model

The utility model aims to: the utility model aims to provide an oil pressure tool for a machining center, which solves the problem existing in clamping of a compressor bracket.

The technical scheme is as follows: the utility model provides an oil pressure tool for a machining center, which comprises a fixing frame, a first clamping structure, a second clamping structure and a third clamping structure, wherein the first clamping structure and the second clamping structure are horizontally arranged on the fixing frame in parallel, and the third clamping structure is vertically arranged at the upper side edge of the fixing frame; the first clamping structure comprises a first positioning structure, a first placing plate and a first compressing structure, wherein the first positioning structure is arranged on the side edge of the first placing plate, and the first compressing structure is provided with two groups which are oppositely arranged and are positioned on two sides of the first placing plate; the second clamping structure comprises a second positioning structure, a second placing plate and a second compressing structure, the second positioning structure is arranged on the side edge of the second placing plate, and the second compressing structure is divided into two groups and is positioned on two sides of the second placing plate; the third clamping structure comprises a fixing seat, a third positioning structure, a third placing plate and a third compressing structure, wherein the third placing plate is arranged on the fixing seat, the third positioning structure is arranged on the third placing plate, the third compressing structure is divided into two groups, and the third compressing structure is oppositely arranged on the third placing plate. The three different clamping structures are arranged on the fixing frame, and clamping of different positions is carried out on the three groups of compressor supports, so that the processing center can conveniently carry out one-time processing of different positions after the three groups of compressor supports are clamped once, and the processing efficiency is greatly improved.

Further, the first positioning structure, the second positioning structure and the third positioning structure have the same structure and comprise at least two groups of positioning pins. The position of the locating pin is set according to the shape of the plate of the compressor bracket, so that the two adjacent edges of the plate are guaranteed to be limited. After the compressor support is placed on the first placing plate, the second placing plate and the third placing plate, the compressor support is manually pushed to move towards the first positioning structure, the second positioning structure and the third positioning structure until adjacent edge positioning pins of the plates are attached, and therefore a quick positioning function is achieved. The operation is simple and convenient, the cost of the locating pin is lower, and the tooling cost is greatly saved.

Further, the fixing frame comprises a connecting plate, supporting rods and a base plate, wherein the base plate is arranged in parallel with the connecting plate in the vertical direction and is connected with the connecting plate through a plurality of groups of supporting rods arranged in parallel. The connecting plate of the fixing frame is fixed on the workbench of the machining center through a connecting structure, and the base plate is used for installing a first clamping structure, a second clamping structure and a third clamping structure.

Furthermore, the substrate is provided with four groups of avoidance holes at the position where the second clamping structure is arranged. Four groups of upright posts of the compressor bracket correspond to the avoidance holes, so that the conditions of position interference and the like during clamping are avoided to influence the machining dimensional accuracy and the like.

Further, the first pressing structure, the second pressing structure and the third pressing structure are identical in structure and comprise a fixing plate, an oil hydraulic cylinder, a pressing plate and a pressing head assembly, wherein the oil hydraulic cylinder is fixed on the fixing plate, the plunger end of the oil hydraulic cylinder is connected with one end of the pressing plate, and the pressing head assembly is fixed at the other end of the pressing plate. After the compressor support is manually placed at the designated position, the hydraulic cylinder in the first compression structure or the second compression structure or the third compression structure drives the pressure head assembly to move towards the direction close to the compressor support through the pressure plate until the compressor support is compressed, so that the operation is simple, the hydraulic cylinder is firmly compressed, and the hydraulic cylinder has wide applicability.

Further, the pressing plate is provided with a threaded hole.

Further, the pressure head assembly comprises a pressure head and a nut, wherein the nut is arranged on the pressure head.

Further, the pressure head comprises a screw rod section and a pressure head section, and the pressure head section is arranged at one end of the screw rod section. After the pressure head screw rod section of the pressure head assembly is locked into the appointed position in the threaded hole of the pressure plate, the pressure head screw rod section is fixed through the nut and double-locked, so that the situation that the screw rod section moves in the threaded hole when in use is avoided, and the compression force is affected.

The technical scheme can be seen that the utility model has the following beneficial effects: 1) According to the processing requirements of the compressor supports, three different clamping structures are arranged on the fixing frame, and the three groups of compressor supports are clamped at different positions, so that the processing center can conveniently perform one-time processing at different positions after the three groups of compressor supports are clamped at one time, and the processing efficiency is greatly improved; 2) The locating pin is arranged as a locating structure of the workpiece, so that the locating structure is simple in structure, low in cost and accurate in position, and the machining quality is improved; 3) Simple structure, convenient operation and wide applicability.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a front view of a first compression structure;

FIG. 3 is a perspective view of a compressor rack;

fig. 4 is a perspective view of the present utility model in use.

In the figure: mount 1, connecting plate 11, support rod 12, base plate 13, dodge hole 131, first clamping structure 2, first positioning structure 21, first placement plate 22, first pressing structure 23, fixing plate 231, hydraulic cylinder 232, pressing plate 233, threaded hole 2331, pressing head assembly 234, pressing head 2341, screw section 23411, pressing head section 23412, nut 2342, second clamping structure 3, second positioning structure 31, second placement plate 33, second pressing structure 34, third clamping structure 4, fixing seat 41, third positioning structure 42, third placement plate 43, third pressing structure 44, compressor rack 5, plate 51, stand 52, connecting structure 6, and table 7.

Detailed Description

The utility model will be further elucidated with reference to the figures 1-4 and the specific examples.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Example 1

As shown in fig. 1, the utility model is a perspective view, comprising a fixing frame 1, a first clamping structure 2, a second clamping structure 3 and a third clamping structure 4, wherein the first clamping structure 2 and the second clamping structure 3 are horizontally arranged on the fixing frame 1 in parallel, and the third clamping structure 4 is vertically arranged at the upper side edge of the fixing frame 1; the first clamping structure 2 comprises a first positioning structure 21, a first placing plate 22 and a first compressing structure 23, wherein the first positioning structure 21 is arranged on the side edge of the first placing plate 22, and the first compressing structure 23 is provided with two groups which are oppositely arranged and are positioned on two sides of the first placing plate 22; the second clamping structure 3 comprises a second positioning structure 31, a second placing plate 33 and a second compressing structure 34, wherein the second positioning structure 31 is arranged at the side edge of the second placing plate 33, and the second compressing structure 34 is divided into two groups and is positioned at two sides of the second placing plate 33; the third clamping structure 4 comprises a fixing seat 41, a third positioning structure 42, a third placing plate 43 and a third pressing structure 44, wherein the third placing plate 43 is arranged on the fixing seat 41, the third positioning structure 42 is arranged on the third placing plate 43, two groups of the third pressing structures 44 are arranged on the third placing plate 43 oppositely.

The first positioning structure 21, the second positioning structure 31, and the third positioning structure 42 have the same structure and include at least two sets of positioning pins 211. In this embodiment, three sets of positioning pins 211 are used, with two sets of positioning pins 211 being located on one side, to thereby position adjacent edges of the plate 51 of the compressor rack 5.

The fixing frame 1 comprises a connecting plate 11, support rods 12 and a base plate 13, wherein the base plate 13 is arranged in parallel with the connecting plate 11 in the vertical direction and is connected with the support rods 12 arranged in parallel through a plurality of groups.

The substrate 13 is provided with four groups of avoidance holes 131 at the position where the second clamping structure 3 is arranged. The four groups of upright posts 12 of the compressor bracket 5 correspond to the positions of the avoidance holes 131, and the size of the avoidance holes 131 is larger than the cross section of the upright posts 12.

The first pressing structure 23, the second pressing structure 34, and the third pressing structure 44 have the same structure, as shown in fig. 2, which is a front view of the first pressing structure 23, and includes a fixing plate 231, an oil hydraulic cylinder 232, a pressing plate 233, and a pressing head assembly 234, where the oil hydraulic cylinder 232 is fixed on the fixing plate 231, a plunger end of the oil hydraulic cylinder is connected with one end of the pressing plate 233, and the pressing head assembly 234 is fixed at the other end of the pressing plate 233.

The pressing plate 233 is provided with a threaded hole 2331.

The ram assembly 234 includes a ram 2341, a nut 2342, the nut 2342 being disposed on the ram 2341.

The pressure head 2341 comprises a screw section 23411 and a pressure head section 23412, and the pressure head section 23412 is arranged at one end of the screw section 23411. In this embodiment, the pressure head segment 23412 is made of rubber, so as to avoid damaging the compressor support 5 and ensure the pressing force to the compressor support.

As shown in fig. 4, which is a perspective view of the present utility model fixed to a machining center table 7 by a connection structure 6, the operation steps are as follows:

1) Placing a set of compressor rack 5 according to a process onto the second placement plate 33 of the first placement plate 22 of the first clamping structure 2;

2) Manually pushing the compressor rack 5 so that two adjacent sets of edges of the plate 51 are respectively engaged with the three sets of positioning pins 211 of the first positioning structure 21;

3) The hydraulic cylinder 232 in the first pressing structure 23 drives the pressing head assembly 234 to move towards the direction close to the compressor bracket 5 through the pressing plate 233 until the pressing head section 23412 presses the plate 51;

4) And (3) repeating the steps 1) to 3) to finish clamping work of the other two groups of compressor brackets 5 on the second clamping structure 3 and the third clamping structure 4.

The foregoing is merely a preferred embodiment of the utility model, and it should be noted that modifications could be made by those skilled in the art without departing from the principles of the utility model, which modifications would also be considered to be within the scope of the utility model.

Claims

1. Oil pressure frock is used in machining center, its characterized in that: the clamping structure comprises a fixing frame (1), a first clamping structure (2), a second clamping structure (3) and a third clamping structure (4), wherein the first clamping structure (2) and the second clamping structure (3) are horizontally arranged on the fixing frame (1) in parallel, and the third clamping structure (4) is vertically arranged at the upper side edge position of the fixing frame (1); the first clamping structure (2) comprises a first positioning structure (21), a first placing plate (22) and a first pressing structure (23), wherein the first positioning structure (21) is arranged on the side edge of the first placing plate (22), and the first pressing structure (23) is arranged in two groups in a relative manner and is positioned on two sides of the first placing plate (22); the second clamping structure (3) comprises a second positioning structure (31), a second placing plate (33) and a second compressing structure (34), wherein the second positioning structure (31) is arranged at the side edge of the second placing plate (33), and the second compressing structure (34) is in two groups and is positioned at two sides of the second placing plate (33); the third clamping structure (4) comprises a fixed seat (41), a third positioning structure (42), a third placing plate (43) and a third pressing structure (44), wherein the third placing plate (43) is arranged on the fixed seat (41), the third positioning structure (42) is arranged on the third placing plate (43), the third pressing structure (44) is divided into two groups, and the third pressing structures are oppositely arranged on the third placing plate (43).

2. The machining center oil pressure tool according to claim 1, wherein: the first positioning structure (21), the second positioning structure (31) and the third positioning structure (42) are identical in structure and comprise at least two groups of positioning pins (211).

3. The machining center oil pressure tool according to claim 1, wherein: the fixing frame (1) comprises a connecting plate (11), supporting rods (12) and a substrate (13), wherein the substrate (13) is arranged in parallel with the connecting plate (11) in the vertical direction and is connected with the supporting rods (12) arranged in parallel through a plurality of groups.

4. The machining center oil pressure tool according to claim 3, wherein: the substrate (13) is provided with four groups of avoidance holes (131) at the position provided with the second clamping structure (3).

5. The machining center oil pressure tool according to claim 1, wherein: the first pressing structure (23), the second pressing structure (34) and the third pressing structure (44) are identical in structure and comprise a fixed plate (231), an oil hydraulic cylinder (232), a pressing plate (233) and a pressing head assembly (234), wherein the oil hydraulic cylinder (232) is fixed on the fixed plate (231), the plunger end of the oil hydraulic cylinder is connected with one end of the pressing plate (233), and the pressing head assembly (234) is fixed at the other end of the pressing plate (233).

6. The machining center oil pressure tool according to claim 5, wherein: the pressing plate (233) is provided with a threaded hole (2331).

7. The machining center oil pressure tool according to claim 6, wherein: the ram assembly (234) includes a ram (2341), a nut (2342), the nut (2342) being disposed on the ram (2341).

8. The machining center oil pressure tool according to claim 7, wherein: the pressure head (2341) comprises a screw rod section (23411) and a pressure head section (23412), and the pressure head section (23412) is arranged at one end of the screw rod section (23411).