CN216759076U

CN216759076U - Reverse positioning horizontal machining clamp for pump body

Info

Publication number: CN216759076U
Application number: CN202220091119.4U
Authority: CN
Inventors: 李子民; 邢加东; 张功立; 高健
Original assignee: Shandong Hongming Intelligent Technology Co ltd
Current assignee: Shandong Hongming Intelligent Technology Co ltd
Priority date: 2022-01-14
Filing date: 2022-01-14
Publication date: 2022-06-17
Anticipated expiration: 2032-01-14

Abstract

The utility model provides a horizontal adds clamping apparatus of reverse location for the pump body, includes base, chuck, compresses tightly post, angular positioning seat and reverse positioning mechanism, and the chuck is installed on the base, compresses tightly the fixed setting of post and is in the hole of chuck on the base, is provided with terminal surface location supporting shoe in the periphery of chuck on the base, compresses tightly to be provided with on the post and compresses tightly the seat, is provided with angular positioning seat and reverse positioning mechanism on the base. The pump body is tightly supported by the chuck, radial and axial positioning of the pump body is realized by an inner hole and an end face, angular positioning is realized by a reverse positioning mechanism and an angular positioning seat, and a nut is screwed on the compression column to enable the compression seat to be compressed on the pump body. The fixture is reliable in positioning, convenient to clamp, adjustable in the chuck and the angular positioning seat, capable of being compatible with workpieces of multiple specifications, capable of achieving reverse positioning of the workpieces, capable of being machined at one time without rotating 180 degrees, compatible with the multiple specifications and free of changing fixtures. The production efficiency is improved.

Description

Reverse positioning horizontal machining clamp for pump body

Technical Field

The present invention relates to a jig for machining a pump body. Belongs to the technical field of pump body machining.

Background

Fig. 1 shows a prior art pump body 11 having an inner bore 04, the inner bore 04 extending through the bottom end face 01 and the top end face 01, and two lugs on the outside, one lug being a positioning face 02 and one lug being a back face 03 during machining.

In the field of machining, most of the existing pump body machining adopts a forward-pushing positioning special fixture, namely a mechanism which pushes the pump body to a positioning surface and a force application direction face the positioning surface, and the pump body is machined after being pushed forward, positioned and clamped. When one side facing the positioning surface is positioned on the back surface of the processing surface, the clamp needs to rotate 180 degrees to process the processing surface after forward pushing and forward positioning. Therefore, the clamping speed is low, the processing speed is influenced, and the production cost is improved.

In addition, because of the special fixture, the fixture is of multiple types, the fixture replacing efficiency is low, and the requirement of enterprises on production efficiency cannot be met.

Disclosure of Invention

The utility model provides a reverse positioning horizontal machining clamp for a pump body, which is simple, convenient and fast and has good compatibility.

The utility model discloses a reverse positioning horizontal machining clamp for a pump body, which adopts the following technical scheme:

the clamp comprises a base, a chuck, a compression column, an angular positioning seat and a reverse positioning mechanism, wherein the chuck is installed on the base, the compression column is fixedly arranged on the base and is positioned in an inner hole of the chuck, an end face positioning supporting block is arranged on the periphery of the chuck on the base, the compression column is provided with a compression seat, and the base is provided with the angular positioning seat and the reverse positioning mechanism.

The chuck adopts a three-jaw self-centering chuck, and belongs to the prior art.

The compressing column is coaxially arranged with an inner hole of the chuck on the base.

The angular positioning seat is installed on the angular positioning slide rail, and the angular positioning slide rail is installed on the base.

And the angular positioning seat is provided with a positioning column.

The reverse positioning mechanism is arranged on the reverse positioning slide rail, and the reverse positioning slide rail is arranged on the base.

The reverse positioning mechanism comprises a shell, a swing arm is installed in the shell through a rotating shaft, an ejector rod is installed on one side of the rotating shaft on the swing arm and extends out of the shell, and a pushing mechanism of the swing arm is arranged on the shell. The part of the ejector rod in the shell is sleeved with a spring. The pushing mechanism and the ejector rod are respectively arranged at two sides of the rotating shaft. The pushing mechanism comprises a screw rod seat and a driving screw rod, the screw rod seat is fixedly installed on the shell, and the driving screw rod is connected to the screw rod seat through threads. The driving screw rod extends into the shell and is propped against the swing arm.

The inner hole of the pump body penetrates into the compression column to be placed on the periphery of a clamping jaw of the chuck, the end face of the pump body is placed on the positioning end face positioning support block, the radial positioning face of the pump body is tightly attached to the angular positioning seat through the reverse positioning mechanism, the pump body is tightly supported by the chuck, the radial and axial positioning of the pump body is realized through the inner hole and the end face, and the angular positioning is realized through the reverse positioning mechanism and the angular positioning seat. And the nut is screwed on the compression column to enable the compression seat to be compressed on the pump body.

The utility model has reliable positioning, convenient clamping, adjustable chuck and angular positioning seat, realizes compatibility with workpieces of a plurality of specifications, realizes reverse positioning of the workpieces, can finish one-time processing without rotating 180 degrees, is compatible with a plurality of specifications and does not need to change clamps. The production efficiency is improved.

Drawings

Fig. 1 is a schematic structural view of a pump body.

FIG. 2 is a schematic structural view of the reverse positioning horizontal machining fixture for pump bodies of the present invention.

Fig. 3 is a schematic structural view of the reverse positioning mechanism of the present invention.

FIG. 4 is a schematic view showing the use state of the reverse positioning horizontal machining fixture for pump bodies according to the present invention.

In the figure: 01. bottom end face, 02, locating face, 03, back face, 04, inner hole, 05, top end face;

1. the device comprises a base, 2 parts of a chuck, 3 parts of an end face positioning support block, 4 parts of an angular positioning slide rail, 5 parts of a positioning column, 6 parts of an angular positioning seat, 7 parts of a pressing seat, 8 parts of a reverse positioning mechanism, 9 parts of a reverse positioning slide rail, 10 parts of a positioning pressing column, 11 parts of a pump body and 12 parts of a pressing nut;

801. a top rod, 802, a spring, 803, a rotating shaft, 804, a swing arm, 805, a screw seat and 806, a driving screw;

Detailed Description

The utility model provides a reverse positioning horizontal machining clamp for realizing positioning and clamping of a workpiece aiming at pump body machining, and as shown in figure 2, the clamp comprises a base 1, a chuck 2, a pressing column 10, an angular positioning seat 6 and a reverse positioning mechanism 8. Chuck 2 is vertical (the axis is vertical) to be installed on base 1, compresses tightly the fixed setting of post 10 on base 1 and in the hole of chuck 2, coaxial with chuck 2. The base 1 is provided with an end face positioning support block 3 at the periphery of the chuck 2. The upper portion of compressing tightly post 10 has the screw thread, and the cover is equipped with compressing tightly seat 7 on compressing tightly post 10. The base 1 is provided with a reverse positioning slide rail 9 and an angular positioning slide rail 4, the reverse positioning slide rail 9 and the angular positioning slide rail 4 are positioned on the outer side of the end face positioning supporting block 3, the angular positioning seat 6 is installed on the angular positioning slide rail 4, and the reverse positioning slide rail 9 is provided with a reverse positioning mechanism 8. The angular positioning seat 6 is provided with a positioning column 5.

The chuck 2 adopts a three-jaw self-centering chuck, which is the prior art.

The reverse positioning mechanism 8 comprises a housing 807 (see fig. 1), and the housing 807 is mounted on the reverse positioning slide rail 9 and can move on the reverse positioning slide rail 9. Referring to fig. 2 and 3, a swing arm 804 is mounted in the casing 807 through a rotating shaft 803, a push rod 801 is mounted on the swing arm 804 at one side of the rotating shaft 803, the push rod 801 extends out of the casing 807, a spring 802 is sleeved on the push rod 801 in the casing 807, and the spring 802 is pressed against the inner wall of the casing 807. The shell 807 is provided with a swing arm 804 pushing mechanism, and the pushing mechanism and the push rod 801 are respectively arranged at two sides of the rotating shaft 803. The pushing mechanism comprises a screw seat 805 and a driving screw 806, wherein the screw seat 805 is fixedly arranged on the shell 807, and the driving screw 806 is connected to the screw seat 805 through threads. Drive screw 806 extends into housing 807 and bears against swing arm 804. The driving screw 806 is rotated to push the swing arm 804 to rotate around the rotating shaft 803, and the top rod 801 on the other side of the swing arm 804 extends outwards to tightly push the pump body 11. When the drive screw 806 is rotated in the reverse direction, the plunger 801 retracts into the housing under the elastic force of the spring 802, and separates from the pump body 11.

The angular positioning seat 6 can move on the angular positioning slide rail 4, the reverse positioning mechanism 8 can move on the reverse positioning slide rail 9, and when a workpiece of another specification is replaced, the positions of the angular positioning seat 6 and the reverse positioning mechanism 8 can be adjusted, so that compatibility is realized.

The use of the above described clip is shown in fig. 4, and is described in detail below.

Firstly, the pressing base 7 is dismounted from the pressing column 10, the inner hole 04 of the pump body 11 penetrates into the pressing column 10 and is placed on the periphery of a clamping jaw of the chuck 2, the bottom end face 01 of the pump body 11 is placed on the end face positioning support block 3, the driving screw 806 is rotated to push the swing arm 806 to rotate around the rotating shaft 803, and the ejector rod 801 pushes the back face 03 of the processing face of the pump body 11, so that the positioning face 02 of the pump body 11 is tightly attached to the positioning column 5 on the angular positioning base 6. The pump body 11 is tightly supported by the claws of the chuck 2, and the pump body 11 is positioned by an inner hole and an end face. The upper part of the compression column 10 is provided with threads, the compression seat 7 penetrates through the compression column 10 and is pressed on the top end surface 05 of the pump body 11, and the compression nut 12 is screwed on the compression column 10 above the compression seat 7, so that the compression seat 7 is compressed on the pump body 11. When the pump body 11 is removed, the pressing base 7 is removed first, the driving screw 806 is rotated in the reverse direction, and the plunger 801 is restored by the spring 802.

Claims

1. The utility model provides a horizontal adds clamping apparatus of reverse location for the pump body which characterized by: the clamping device comprises a base, a clamping disc, a compression column, an angular positioning seat and a reverse positioning mechanism, wherein the clamping disc is installed on the base, the compression column is fixedly arranged on the base and is positioned in an inner hole of the clamping disc, an end face positioning supporting block is arranged on the periphery of the clamping disc on the base, the compression column is provided with the compression seat, and the base is provided with the angular positioning seat and the reverse positioning mechanism.

2. The inverted horizontal machining fixture for pump bodies as set forth in claim 1, wherein: the compressing column is coaxially arranged with an inner hole of the chuck on the base.

3. The inverted horizontal machining fixture for pump bodies according to claim 1, wherein: the angular positioning seat is installed on the angular positioning slide rail, and the angular positioning slide rail is installed on the base.

4. The inverted horizontal machining fixture for pump bodies as set forth in claim 1, wherein: and the angular positioning seat is provided with a positioning column.

5. The inverted horizontal machining fixture for pump bodies as set forth in claim 1, wherein: the reverse positioning mechanism is arranged on the reverse positioning slide rail, and the reverse positioning slide rail is arranged on the base.

6. The inverted horizontal machining fixture for pump bodies as set forth in claim 1, wherein: the reverse positioning mechanism comprises a shell, a swing arm is installed in the shell through a rotating shaft, an ejector rod is installed on one side of the rotating shaft on the swing arm and extends out of the shell, and a pushing mechanism of the swing arm is arranged on the shell.

7. The inverted horizontal machining fixture for pump bodies according to claim 6, wherein: the part of the ejector rod in the shell is sleeved with a spring.

8. The inverted horizontal machining fixture for pump bodies as set forth in claim 6, wherein: the pushing mechanism and the ejector rod are respectively arranged at two sides of the rotating shaft.

9. The inverted horizontal machining fixture for pump bodies as set forth in claim 6, wherein: the pushing mechanism comprises a screw rod seat and a driving screw rod, the screw rod seat is fixedly installed on the shell, the driving screw rod is connected to the screw rod seat through threads, and the driving screw rod extends into the shell and abuts against the swing arm.