CN215659120U

CN215659120U - Clamping device for plunger machining

Info

Publication number: CN215659120U
Application number: CN202122317651.1U
Authority: CN
Inventors: 王云瑞
Original assignee: Luzhou Jiangyang Ruiao Machinery Co ltd
Current assignee: Luzhou Jiangyang Ruiao Machinery Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-01-28
Anticipated expiration: 2031-09-24

Abstract

The utility model discloses a clamping device for plunger machining, which comprises a base, wherein three guide shells are symmetrically arranged at the upper end of the base relative to the circle center of the base, right-angle rods are inserted into the three guide shells, one ends of the three right-angle rods are rotatably connected with a driving mechanism, three support columns are arranged at the upper end of the base, a top seat is arranged at the upper ends of the three support columns, the driving mechanism is arranged at the lower end of the top seat, three T-shaped grooves are symmetrically arranged at the upper end of the top seat relative to the circle center of the top seat, clamping rods are inserted into the three T-shaped grooves, profiling clamping blocks are arranged at one ends of the three clamping rods, and the other ends of the three clamping rods are respectively connected with the upper ends of the three right-angle rods. By arranging the retractable clamping fixing device and arranging the replaceable profiling clamping block on the device, the plungers with various sizes can be conveniently fixed, so that the universality is obviously improved.

Description

Clamping device for plunger machining

Technical Field

The utility model belongs to the technical field of machining, and particularly relates to a clamping device for machining a plunger.

Background

The plunger is an alloy part which is made of wear-resistant nodular cast iron materials through surface high-frequency quenching treatment and has the hardness of HRC40 degrees, and the service life of the plunger is different according to different alloy materials. Before the plunger is used, the plunger usually needs to be subjected to machining operations such as hole drilling or grooving according to use requirements.

At present, when the plunger is processed, the used fixing device is different according to the size of the plunger, and the universality is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a clamping device for processing a plunger, which is used for solving the problem of low universality in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a clamping device for plunger processing, includes the base, the base upper end is provided with three direction shell, and is three about the centre of a circle symmetry of base all insert in the direction shell and be equipped with the right angle pole, and is three the one end of right angle pole is rotated and is connected with actuating mechanism, the upper end of base is provided with three support column, and is three the upper end of support column is provided with the footstock, actuating mechanism installs the lower extreme at the footstock, three T type groove has been seted up about the centre of a circle symmetry of footstock, and is three all inserted in the T type inslot and be equipped with the clamping bar, and is three the profile modeling clamp splice is all installed to the one end of clamping bar, and is three the other end of clamping bar is connected with the upper end of three right angle pole respectively.

Preferably, a stepped groove is formed in the middle of the upper end of the top seat.

Preferably, the outer side of the top seat is provided with three lugs, the lower ends of the three lugs are provided with stepped holes, the upper end of the support column is provided with external threads, and the upper end of the support column is inserted into the stepped holes and is connected with the three lugs through nuts.

Preferably, actuating mechanism includes gear motor, gear motor installs in the middle of the lower extreme of footstock, the last three-angle seat that is provided with of gear motor's rotor shaft, the three corner of three-angle seat all is provided with the ear seat, and is three all rotate on the ear seat and be connected with the connecting rod, it is three the one end of connecting rod rotates with the lower extreme of three right angle pole respectively and is connected.

Preferably, the upper end of the base is symmetrically provided with three limiting blocks relative to the circle center of the base.

Compared with the prior art, the utility model has the beneficial effects that: by arranging the retractable clamping fixing device and arranging the replaceable profiling clamping block on the device, the plungers with various sizes can be conveniently fixed, so that the universality is obviously improved.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic view of the utility model taken along line A-A of FIG. 1.

In the figure: 1. the device comprises a base, 2 parts of a guide shell, 3 parts of right-angle rods, 4 parts of a driving mechanism, 5 parts of supporting columns, 6 parts of a top seat, 7 parts of clamping rods, 8 parts of profiling clamping blocks, 9 parts of limiting blocks, 401 parts of speed reducing motors, 402 parts of triangular seats, 403 parts of ear seats, 404 parts of connecting rods, 601 parts of T-shaped grooves, 602 parts of stepped grooves and 603 parts of bumps.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1 and 2, an embodiment of the utility model provides a clamping device for plunger processing, which includes a base 1, three guide shells 2 are symmetrically welded to the upper end of the base 1 about the center of circle of the base 1, right-angle rods 3 are inserted into the three guide shells 2, the lower ends of the three right-angle rods 3 are rotatably connected with a driving mechanism 4, three support columns 5 are welded to the upper end of the base 1, a top seat 6 is installed at the upper ends of the three support columns 5 through nuts, the driving mechanism 4 is installed at the lower end of the top seat 6 through screws, three T-shaped grooves 601 are symmetrically formed in the upper end of the top seat 6 about the center of circle of the top seat 6, clamping rods 7 are inserted into the three T-shaped grooves 601, profiling clamping blocks 8 are installed at one ends of the three clamping rods 7 close to the center of circle of the top seat 6 through positioning pins and screws, and the other ends of the three clamping rods 7 are respectively welded to the upper ends of the three right-angle rods 3.

Referring to fig. 1, 2 and 3, a stepped groove 602 is formed in the middle of the upper end of the top seat 6 for placing a plunger to be processed. The welding of footstock 6's the outside has three lug 603, and three lug 603 lower extreme all is equipped with the shoulder hole, and the upper end car system of three support column 5 has the external screw thread, and three support column 5 upper end is inserted in the shoulder hole and is connected with three lug 603 respectively through the nut for support footstock 6. The driving mechanism 4 comprises a speed reducing motor 401, the model of the speed reducing motor 401 is m590-402, the speed reducing motor 401 is installed in the middle of the lower end of the top seat 6 through screws, a triangular seat 402 is installed on a rotor shaft of the speed reducing motor 401 through pins, ear seats 403 are cast at three corners of the triangular seat 402, connecting rods 404 are connected to the three ear seats 403 in a rotating mode, one ends, far away from the ear seats 403, of the three connecting rods 404 are respectively connected with the lower ends of the three right-angle rods 3 in a rotating mode, and the three connecting rods are used for driving the right-angle rods 3 to move. Three limiting blocks 9 are symmetrically welded on the upper end of the base 1 relative to the circle center of the base 1 and used for limiting the triangular seat 402.

The working principle of the embodiment is as follows: during the use, put the plunger at the ladder groove 602 earlier, then start gear motor 401, gear motor 401's rotor shaft drives the triangle base 402 and rotates, three ear seat 403 on the triangle base 402 drives three connecting rod 404 simultaneously and rotates, the one end that three connecting rod 404 and three right angle pole 3 link to each other drives three right angle pole 3 simultaneously and removes to the centre of a circle of base 1 along the length direction of direction shell 2, the upper end of three right angle pole 3 drives three clamping bar 7 simultaneously and removes to the centre of a circle of footstock 6 along T type groove 601, thereby make profile modeling clamp splice 8 on the three clamping bar 7 press from both sides the plunger simultaneously, it is fixed to this centre gripping that realizes the plunger, when needing to process not unidimensional plunger, only need to change corresponding profile modeling clamp splice 8 can.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.

Claims

1. The utility model provides a clamping device is used in plunger processing which characterized in that: comprises a base (1), three guide shells (2) are symmetrically arranged at the upper end of the base (1) about the circle center of the base (1), right-angle rods (3) are inserted into the three guide shells (2), one end of each right-angle rod (3) is rotatably connected with a driving mechanism (4), the upper end of the base (1) is provided with three supporting columns (5), the upper ends of the three supporting columns (5) are provided with footstands (6), the lower extreme at footstock (6) is installed in actuating mechanism (4), three T type groove (601) have been seted up about the centre of a circle symmetry of footstock (6) in the upper end of footstock (6), and is three all insert in T type groove (601) and be equipped with clamping bar (7), and is three profile modeling clamp splice (8), three are all installed to the one end of clamping bar (7) the other end of clamping bar (7) is connected with the upper end of three right angle pole (3) respectively.

2. The clamping device for plunger processing according to claim 1, wherein: a stepped groove (602) is formed in the middle of the upper end of the top seat (6).

3. The clamping device for plunger processing according to claim 1, wherein: the outer side of the top seat (6) is provided with three lugs (603), the lower ends of the three lugs (603) are provided with stepped holes, the number of the stepped holes is three, the upper end of the support column (5) is provided with external threads, and the number of the stepped holes is three, the upper end of the support column (5) is inserted into the stepped holes and is respectively connected with the three lugs (603) through nuts.

4. The clamping device for plunger processing according to claim 1, wherein: actuating mechanism (4) are including gear motor (401), gear motor (401) are installed in the middle of the lower extreme of footstock (6), be provided with three-angle seat (402) on the rotor shaft of gear motor (401), the three corner of three-angle seat (402) all is provided with ear seat (403), and is three all rotate on ear seat (403) and be connected with connecting rod (404), it is three the one end of connecting rod (404) rotates with the lower extreme of three right angle pole (3) respectively and is connected.

5. The clamping device for plunger processing according to claim 1, wherein: the upper end of the base (1) is symmetrically provided with three limiting blocks (9) relative to the circle center of the base (1).