CN212371655U

CN212371655U - Pressure seat adds clamping apparatus

Info

Publication number: CN212371655U
Application number: CN201922449668.5U
Authority: CN
Inventors: 陈立忠; 侯胜君
Original assignee: Jingjiang New Century Hydraulic Parts Manufacturing Co ltd
Current assignee: Jingjiang New Century Hydraulic Parts Manufacturing Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2021-01-19
Anticipated expiration: 2029-12-30

Abstract

The utility model provides a pressure seat processing clamp, which is used for boring a left hole and a right hole on a pressure seat, and comprises a clamp body, wherein the clamp body is connected with a machine tool spindle, and is provided with a mounting groove which is arranged along the diameter direction of the rotation of the machine tool spindle; the left part of the mounting groove is provided with a left positioning part, and the right part of the mounting groove is provided with a right positioning part; when the pressure seat is arranged on the left positioning part, the right hole of the pressure seat is positioned at the rotating center of the machine tool spindle; the pressure seat is installed when location portion on the right, and the left side hole site of pressure seat is located the rotation center department of lathe main shaft, adds man-hour at the second side hole and uses first side hole processing to fix a position as the benchmark, and first side hole is the finish machining face, has consequently improved the position precision of second side hole processing greatly, has guaranteed the processingquality of pressure seat, and simultaneously, the processing demand of two side holes can be satisfied to one set of anchor clamps, and operating personnel need not frequent change and adds clamping apparatus, has improved machining efficiency.

Description

Pressure seat adds clamping apparatus

Technical Field

The utility model relates to the field of machining, especially, relate to a pressure seat adds clamping apparatus.

Background

The pressure seat is as important spare part in the hydraulic part, its processingquality has important influence to hydraulic system, wherein the side opening processing of pressure seat is the technical problem that needs the solution among the prior art urgently, in the prior art, two side openings of pressure seat are usually through two different anchor clamps bore hole processing in proper order, but the location benchmark of two in-process bases according all uses the blank face as giving first place to, two side openings that form after the processing is accomplished position degree error each other is great, and the different clamping anchor clamps that need be changed in the different side openings of processing, machining efficiency is lower.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: among the prior art pressure seat processing both sides hole position precision is lower and need frequently change anchor clamps, and efficiency is lower, the utility model provides a pressure seat adds clamping apparatus solves above-mentioned problem.

The utility model provides a technical scheme that its technical problem adopted is: a pressure seat machining clamp is used for boring a left hole and a right hole in a pressure seat and comprises a clamp body, wherein the clamp body is connected with a machine tool spindle, and is provided with an installation groove in the diameter direction along which the machine tool spindle rotates; a left positioning part is arranged at the left part of the mounting groove, and a right positioning part is arranged at the right part of the mounting groove; when the pressure seat is arranged on the left positioning part, the right hole of the pressure seat is positioned at the rotating center of the machine tool spindle; and when the pressure seat is arranged at the right positioning part, the left hole of the pressure seat is positioned at the rotating center of the machine tool spindle.

Further: the left positioning part comprises a left positioning screw rod, a side positioning screw rod and a left clamping screw rod, and the left positioning screw rod is arranged on the clamp body and is positioned on the bottom wall of the mounting groove; the side positioning screw is arranged on the clamp body and is positioned on the left side wall of the mounting groove; the left clamping screw is arranged on the clamp body and is positioned on the top wall of the mounting groove.

Further: the right positioning part comprises a right positioning pin, a right positioning screw and a right clamping screw, the right positioning pin is arranged in the mounting groove and can be inserted into the right hole of the pressure seat, the right positioning screw is arranged on the clamp body and is located on the bottom wall of the mounting groove, and the right clamping screw is arranged on the clamp body and is located on the top wall of the mounting groove.

Further: the left positioning part also comprises a left pressing block, the lower part of the left pressing block is provided with a left V-shaped positioning part, and the left pressing block and the left clamping screw are movably connected through a connecting screw; the right positioning part further comprises a right pressing block, a right V-shaped positioning part is arranged on the lower portion of the right pressing block, and the right pressing block is movably connected with the right clamping screw through a connecting screw.

Further: and a baffle is arranged at the notch of the mounting groove.

The beneficial effects of the utility model are that, the utility model relates to a pressure seat adds man-hour at the second side hole and uses first side hole processing to fix a position as the benchmark, and first side opening is the finish machining face, has consequently improved the position accuracy of second side hole processing greatly, has guaranteed the processingquality of pressure seat, and simultaneously, one set of anchor clamps can satisfy the processing demand of two side openings, and operating personnel need not frequent change and adds clamping apparatus, has improved machining efficiency.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural view of a pressure seat processing fixture of the present invention when the pressure seat is located at a left positioning portion;

FIG. 2 is a schematic structural view of the pressure seat in the right positioning part;

FIG. 3 is a structural cross-sectional view of the clamp body;

FIG. 4 is a schematic view of the mounting structure of the right locating pin;

FIG. 5 is a schematic view of the mounting structure of the left clamping screw;

fig. 6 is a schematic view of the mounting structure of the right clamping screw.

In the figure, the clamp comprises a clamp body 1, a clamp body 2, a pressure seat 3, a mounting groove 4, a left positioning screw rod 5, a side positioning screw rod 6, a left clamping screw rod 7, a right positioning pin 8, a right positioning screw rod 9, a right clamping screw rod 10, a left pressing block 11, a connecting screw 12, a right pressing block 13, a left hole 14, a right hole 15 and a baffle.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used only for convenience in describing and simplifying the present invention, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and the scope of the preferred embodiments of the present invention includes other implementations in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the embodiments of the present invention.

As shown in fig. 1 to 3, the utility model provides a pressure seat 2 turning clamp, which is used for boring a left hole 13 and a right hole 14 on a pressure seat 2, and comprises a clamp body 1, wherein the clamp body 1 is connected with a machine tool spindle, a mounting groove 3 is arranged on the clamp body 1, and the mounting groove 3 is arranged along the diameter direction of the machine tool spindle; a left positioning part is arranged at the left part of the mounting groove 3, and a right positioning part is arranged at the right part of the mounting groove 3; when the pressure seat 2 is installed on the left positioning part, the right hole 14 of the pressure seat 2 is located at the rotation center of the machine tool spindle; when the pressure seat 2 is installed in the right positioning part, the left hole 13 of the pressure seat 2 is located at the rotation center of the machine tool spindle.

Pressure seat 2 is when the bore hole is processed, place pressure seat 2 at left location portion earlier, left location portion fixes a position pressure seat 2 and presss from both sides tightly on anchor clamps body 1, the right side hole 14 of pressure seat 2 is located the center of rotation department of lathe main shaft this moment, the lathe carries out the boring to pressure seat 2's right side hole 14, after the processing of accomplishing right side hole 14, move pressure seat 2 to right location portion, right location portion presss from both sides pressure seat 2 tightly on anchor clamps body 1, the left side hole 13 of pressure seat 2 is located the center of rotation department of lathe main shaft this moment, the lathe carries out the boring to pressure seat 2's left side hole 13, just can accomplish the processing to left side hole 13 and right side hole 14 on pressure seat 2 on such an anchor clamps.

As shown in fig. 4 to 6, the left positioning portion includes a left positioning screw 4, a side positioning screw 5 and a left clamping screw 6, and the left positioning screw 4 is disposed on the clamp body 1 and located on the bottom wall of the mounting groove 3; the side positioning screw rod 5 is arranged on the clamp body 1 and is positioned on the left side wall of the mounting groove 3; the left clamping screw 6 is arranged on the clamp body 1 and is positioned on the top wall of the mounting groove 3.

The right positioning part comprises a right positioning pin 7, a right positioning screw rod 8 and a right clamping screw rod 9, the right positioning pin 7 is arranged in the mounting groove 3 and can be inserted into the right hole 14 of the pressure seat 2, the right positioning screw rod 8 is arranged on the clamp body 1 and is located on the bottom wall of the mounting groove 3, and the right clamping screw rod 9 is arranged on the clamp body 1 and is located on the top wall of the mounting groove 3.

During left positioning, the left positioning screw rod 4 positions the pressure seat 2 in the longitudinal direction, the side positioning screw rod 5 positions the pressure seat 2 in the transverse direction, the transverse and longitudinal positions of the pressure seat 2 can be determined, the left clamping screw rod 6 clamps the pressure seat 2, the pressure seat 2 and the clamp body 1 are fixed, then the right hole 14 is machined, and the machining of the right hole 14 takes the appearance of the pressure seat 2 as a positioning reference; accomplish behind the bore hole of left side location portion, trade pressure seat 2 to right side location portion, insert right locating pin 7 to the right side hole 14 that has processed, can accomplish except that the fixed of the degree of freedom of right locating pin 7 rotation direction, right positioning screw 8 can assist the completion to the location of 2 rotation directions of pressure seat, then process left side hole 13, the processing of left side hole 13 is with right side hole 14 comes as the benchmark, for right side hole 14 is the finish machined surface, the mode of choosing of this kind of benchmark can improve the position accuracy between the two of left side hole 13 and right side hole 14.

The left positioning part also comprises a left pressing block 10, the lower part of the left pressing block 10 is provided with a left V-shaped positioning part, and the left pressing block 10 is movably connected with the left clamping screw 6 through a connecting screw 11; the right positioning part further comprises a right pressing block 12, the lower part of the right pressing block 12 is provided with a right V-shaped positioning part, and the right pressing block 12 is movably connected with the right clamping screw 9 through a connecting screw 11.

The left pressing block 10 and the right pressing block 12 are movably arranged, and a left V-shaped positioning part and a right V-shaped positioning part are arranged, so that the left clamping screw 6 and the right clamping screw 9 can be fully attached to the pressure seat 2 in shape, and the clamping stability can be improved.

The notch department of mounting groove 3 is provided with baffle 15, and baffle 15 can realize following the axial location to pressure seat 2 of main shaft, can conveniently calibrate initial position like this when the bore hole, can realize the accurate control to the bore hole degree of depth when bore hole processing.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, a schematic representation of the term does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a pressure seat adds clamping apparatus for the bore hole processing of left side hole (13) and right side hole (14) on pressure seat (2), includes anchor clamps body (1), anchor clamps body (1) are connected its characterized in that with the lathe main shaft: the fixture body (1) is provided with an installation groove (3), and the installation groove (3) is arranged along the diameter direction of the rotation of the machine tool spindle; a left positioning part is arranged at the left part of the mounting groove (3), and a right positioning part is arranged at the right part of the mounting groove (3); when the pressure seat (2) is arranged on the left positioning part, a right hole (14) of the pressure seat (2) is positioned at the rotating center of the machine tool spindle; and when the pressure seat (2) is arranged on the right positioning part, a left hole (13) of the pressure seat (2) is positioned at the rotating center of the machine tool spindle.

2. The pressure seat machining jig of claim 1, characterized in that: the left positioning part comprises a left positioning screw rod (4), a side positioning screw rod (5) and a left clamping screw rod (6), and the left positioning screw rod (4) is arranged on the clamp body (1) and is positioned on the bottom wall of the mounting groove (3); the side positioning screw rod (5) is arranged on the clamp body (1) and is positioned on the left side wall of the mounting groove (3); the left clamping screw (6) is arranged on the clamp body (1) and is positioned on the top wall of the mounting groove (3).

3. The pressure seat machining jig of claim 2, characterized in that: the right positioning portion comprises a right positioning pin (7), a right positioning screw (8) and a right clamping screw (9), the right positioning pin (7) is arranged in the mounting groove (3) and can be inserted into the right hole (14) of the pressure seat (2), the right positioning screw (8) is arranged on the clamp body (1) and is located on the bottom wall of the mounting groove (3), and the right clamping screw (9) is arranged on the clamp body (1) and is located on the top wall of the mounting groove (3).

4. A press seat working jig as claimed in claim 3, wherein: the left positioning part also comprises a left pressing block (10), the lower part of the left pressing block (10) is provided with a left V-shaped positioning part, and the left pressing block (10) is movably connected with the left clamping screw (6) through a connecting screw (11); the right positioning part further comprises a right pressing block (12), the lower part of the right pressing block (12) is provided with a right V-shaped positioning part, and the right pressing block (12) is movably connected with the right clamping screw (9) through a connecting screw (11).

5. The pressure seat machining jig of claim 4, characterized in that: and a baffle (15) is arranged at the notch of the mounting groove (3).