CN215746456U

CN215746456U - Automatic tool capable of machining two inner holes

Info

Publication number: CN215746456U
Application number: CN202122025370.9U
Authority: CN
Inventors: 徐广辉; 王伟; 洪贵情; 胡国良
Original assignee: Hefei Bolin Advanced Materials Co ltd
Current assignee: Hefei Bolin Advanced Materials Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-02-08
Anticipated expiration: 2031-08-25

Abstract

The utility model discloses an automatic tool capable of machining two inner holes, wherein a clamp plate is fixedly connected to the outer side wall of a cylindrical disk body, machining parts are placed on the clamp plate, a piston is movably inserted into an inner cavity of the cylindrical disk body, one end of the piston, which is close to the clamp plate, is symmetrically connected with clamp pull rods, the other end of the piston penetrates through the side wall of the cylindrical disk body, one ends of the two clamp pull rods, which are positioned outside the cylindrical disk body, are connected with a pressing plate, and one end of the piston, which is far away from the clamp pull rods, is connected with a driving mechanism for driving the piston to reciprocate so as to clamp or loosen the machining parts; and the outer side wall of the clamp plate is provided with a first positioning core and a second positioning core which are used for alternately positioning and machining inner holes of parts. The automatic tool capable of machining the two inner holes can automatically clamp and position a machined part on an automatic lathe, and is particularly suitable for turning non-full-circle parts and thin-wall parts which have requirements on the porous machining of special-shaped parts.

Description

Automatic tool capable of machining two inner holes

Technical Field

The application relates to the technical field of pressing processing tools, in particular to an automatic tool capable of processing two inner holes.

Background

In order to ensure the machining precision in the machining process, when a part is machined on a numerical control machine tool, a workpiece must be positioned on the machine tool in a correct position, namely, positioned and then clamped, and the positioning and clamping process is called as clamping of the workpiece.

Most of the existing tool fixtures adopt screw lock cover plates to compress products, and the tool fixtures can position the products with planar positioning surfaces. It is mainly that the frictional force after utilizing to compress tightly treats the processing product and fixes a position the clamp tightly, the torsion that the rotatory production of drill bit leads to the product to take place the off normal easily in the course of working, cause the damage of product, the yields is low, increase manufacturing cost, to some finish machining that need the diplopore product, the current completion work that the frock that compresses tightly can not be fine, in the actual operation process, because it is artifical and fix a position, the operator dynamics of using at every turn is inconsistent and leads to the repeated positioning accuracy of product poor easily, for this, we provide an automatic frock that can process two holes.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned shortcomings of the prior art, the present application aims to provide an automatic tool capable of machining two inner holes, which solves the above-mentioned problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme:

an automatic tool capable of machining two inner holes comprises a cylindrical disc body with one open end, wherein a clamp plate is fixedly connected to the outer side wall of the cylindrical disc body, machining parts are placed on the clamp plate, a piston is movably inserted into an inner cavity of the cylindrical disc body, clamp pull rods are symmetrically connected to the side wall of one end, close to the clamp plate, of the piston, the other end of each clamp pull rod penetrates through the side wall of the cylindrical disc body, a pressing plate is connected to one end, located outside the cylindrical disc body, of each clamp pull rod, and a driving mechanism for driving the piston to reciprocate to clamp or loosen the machining parts is connected to the side wall of one end, far away from the clamp pull rods, of the piston;

and the outer side wall of the clamp plate is provided with a first positioning core and a second positioning core which are used for alternately positioning and machining inner holes of parts.

Furthermore, first location core is including the location dog, and the location dog is pegged graft on the lateral wall of anchor clamps board, and the outside one end of location dog extends to anchor clamps board outward, and the location dog passes through the fixed grafting of first housing screw on the anchor clamps board.

Furthermore, the second positioning core comprises a conical block, an expansion sleeve is sleeved on the conical block, and the conical block and the expansion sleeve are locked on the clamp plate through a second compression screw.

Furthermore, actuating mechanism includes that one end is dismantled the pull rod of formula connection on the piston lateral wall, and the other end of pull rod extends cylindric disk body and is connected with revolving cylinder.

Furthermore, the pull rod passes through second locking screw and piston fixed connection, and threaded connection has the round nut that is located between pull rod and the piston on the second locking screw, and the one end that the round nut is close to the piston is inlayed and is had the cylinder coil spring that supports on the piston and quantity is no less than one, and it has most advanced interior hexagonal cone end locking screw that supports in second locking screw thread groove to peg graft on the hoop lateral wall of round nut.

Furthermore, the open end of the cylindrical disk body is detachably connected with a cover plate through a first locking screw, and a compression column oil cup for supplementing lubricating oil to the inner cavity of the cylindrical disk body is embedded at the lower end of the cylindrical disk body.

Furthermore, a notch is formed in the middle of the side wall of one end, away from the cylindrical disc body, of the clamp plate, and a through hole corresponding to the notch is formed in the pressing plate.

Compared with the prior art, the utility model has the beneficial effects that:

1. the automatic tool capable of machining the two inner holes can automatically clamp and position a machined part on an automatic lathe, and is particularly suitable for turning non-full-circle parts and thin-wall parts which have requirements on the porous machining of special-shaped parts.

2. The automatic tool capable of machining the two inner holes is integrally detachable, so that a single part can be conveniently replaced, and the cost is reduced;

3. this can process two automatic frocks of hole only needs the hole pair that will not process on the part of will processing to insert first location core or second location core can come out two holes processing of processing part, and is easy and simple to handle, fixes a position accurately.

Drawings

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is a schematic right-view structural diagram of FIG. 1 in accordance with the present invention;

FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2 according to the present invention;

FIG. 4 is a schematic view of the configuration of the first bore of the present invention;

FIG. 5 is a schematic view of the structure of the machined part of the present invention.

The reference numbers illustrate: the fixture comprises a cylindrical disc body 1, a first locking screw 11, a piston 2, a fixture plate 3, a first positioning core 31, a positioning stop block 311, a first compression screw 312, a second positioning core 32, a conical block 321, a second compression screw 322, an expansion sleeve 323, a fixture pull rod 4, a pressure plate 5, a through hole 51, a processing part 6, a compression column oil cup 7, a pull rod 8, a second locking screw 81, a round nut 82, a cylindrical spiral spring 83, an inner hexagonal cone end locking screw 84, a cover plate 9 and a rotary cylinder 10.

Detailed Description

The following description of the embodiments of the present application is provided by way of specific examples, and other advantages and effects of the present application will be readily apparent to those skilled in the art from the disclosure herein. The present application is capable of other and different embodiments and its several details are capable of modifications and variations in various respects, all without departing from the spirit of the present application. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

Referring to fig. 1-5, the present invention provides a technical solution:

an automatic tool capable of machining two inner holes comprises a cylindrical disc body 1 with one open end, a clamp plate 3 is fixedly connected to the outer side wall of the cylindrical disc body 1, a notch is formed in the middle of the side wall of one end, far away from the cylindrical disc body 1, of the clamp plate 3, a machining part 6 is placed on the clamp plate 3, a piston 2 is movably inserted into an inner cavity of the cylindrical disc body 1, the side wall of one end, near the clamp plate 3, of the piston 2 is symmetrically connected with clamp pull rods 4, the other end of each clamp pull rod 4 penetrates through the side wall of the cylindrical disc body 1, one end, located outside the cylindrical disc body 1, of each clamp pull rod 4 is connected with a clamp plate 5, a through hole 51 corresponding to the notch is formed in the clamp plate 5 and used for fine machining a hole in the machining part 6 after a drill bit penetrates through the hole, the side wall, far away from the clamp pull rods 4, of the piston 2 is connected with a driving mechanism for driving the piston 2 to reciprocate to clamp or loosen the machining part 6, the driving mechanism comprises a pull rod 8 with one end detachably connected to the side wall of the piston 2, the other end of the pull rod 8 extends out of the cylindrical disc body 1 to be connected with a rotary cylinder 10, a drill bit is fixed, and the rotary cylinder 10 is used for starting to drive the machining part 6 to move and machine towards the drill bit.

As shown in fig. 2, the outer side wall of the clamp plate 3 is provided with a first positioning core 31 and a second positioning core 32 for alternately positioning the inner hole of the machined part 6, the first positioning core 31 is used for positioning the unprocessed hole of the machined part 6, and the second positioning core 32 is used for positioning the machined hole of the machined part 6. As shown in fig. 1, 3 and 4, fig. 4 is a schematic structural view of a first hole bored in the part 6, fig. 3 is a schematic sectional view taken along a line a-a of fig. 2, and is also a schematic structural view of a second hole bored in the part 6, the first positioning core 31 includes a positioning stopper 311, the positioning stopper 311 is inserted into a side wall of the clamp plate 3, an outward end of the positioning stopper 311 extends outward from the clamp plate 3, and the positioning stopper 311 is fixedly inserted into the clamp plate 3 by a first compression screw 312, so that the position is secure and the disassembly is convenient; the second positioning core 32 comprises a conical block 321, an expansion sleeve 323 is sleeved on the conical block 321, and the conical block 321 and the expansion sleeve 323 are locked on the clamp plate 3 through a second compression screw 322.

Preferably, as shown in fig. 1, the pull rod 8 is fixedly connected with the piston 2 through a second locking screw 81, a round nut 82 located between the pull rod 8 and the piston 2 is connected to the second locking screw 81 in a threaded manner, one end, close to the piston 2, of the round nut 82 is inlaid with a cylindrical helical spring 83 which abuts against the piston 2 and is not less than one in number, an inner hexagonal cone end locking screw 84 with a tip abutting against a thread groove of the second locking screw 81 is inserted into an annular outer side wall of the round nut 82 in a plugging manner, the whole structure is detachable, replacement of a single part is facilitated, and cost is reduced.

Preferably, as shown in fig. 1, the open end of the cylindrical tray body 1 is detachably connected with a cover plate 9 through a first locking screw 11 to form a closed chamber, so as to prevent impurities such as dust from entering the cylindrical tray body 1, and a plunger oil cup 7 for supplementing lubricating oil to the inner cavity of the cylindrical tray body 1 is embedded at the lower end of the cylindrical tray body 1.

Two first location cores 31 and second location core 32 on the anchor clamps board 3, realize processing part 6 pinpoint, be used for fixing a position unprocessed hole and the hole after the processing respectively, realize through twice clamping, the location is accurate, only need to process on the part 6 not the hole correspondence insert first location core 31 or second location core 32 can come out processing part 6's two holes, this automatic frock that can process two holes, can be to processing part 6 self-holding and location on the automatic lathe, be particularly suitable for the lathe work of the whole round part of non-and thin wall part that has the requirement to dysmorphism porous machining.

The above-described embodiments are merely illustrative of the principles and utilities of the present patent application and are not intended to limit the present patent application. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of this patent application. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical concepts disclosed in the present application shall be covered by the claims of the present application.

Claims

1. The utility model provides an automatic frock that can process two holes, is cylindric disk body (1) of uncovered form including one end, lateral wall fixedly connected with anchor clamps board (3) of cylindric disk body (1), has placed processing part (6), its characterized in that on anchor clamps board (3): a piston (2) is movably inserted into an inner cavity of the cylindrical disc body (1), one end side wall of the piston (2) close to the clamp plate (3) is symmetrically connected with clamp pull rods (4) of which the other ends penetrate through the side wall of the cylindrical disc body (1), one ends of the two clamp pull rods (4) positioned outside the cylindrical disc body (1) are connected with a pressure plate (5), and one end side wall of the piston (2) far away from the clamp pull rods (4) is connected with a driving mechanism for driving the piston (2) to reciprocate so as to clamp or loosen a machined part (6);

and a first positioning core (31) and a second positioning core (32) which are used for alternately positioning and machining inner holes of the parts (6) are arranged on the outer side wall of the clamp plate (3).

2. The automatic tool capable of machining two inner holes according to claim 1, characterized in that: the first positioning core (31) comprises a positioning stop block (311), the positioning stop block (311) is inserted into the side wall of the clamp plate (3), the outward end of the positioning stop block (311) extends out of the clamp plate (3), and the positioning stop block (311) is fixedly inserted into the clamp plate (3) through a first compression screw (312).

3. The automatic tool capable of machining two inner holes according to claim 2, characterized in that: the second positioning core (32) comprises a conical block (321), an expansion sleeve (323) is sleeved on the conical block (321), and the conical block (321) and the expansion sleeve (323) are locked on the clamp plate (3) through a second compression screw (322).

4. The automatic tool capable of machining two inner holes according to claim 1, characterized in that: the driving mechanism comprises a pull rod (8) with one end detachably connected to the side wall of the piston (2), and the other end of the pull rod (8) extends out of the cylindrical disc body (1) to be connected with a rotary cylinder (10).

5. The automatic tool capable of machining two inner holes according to claim 4, wherein the tool comprises: pull rod (8) are through second locking screw (81) and piston (2) fixed connection, threaded connection has round nut (82) that is located between pull rod (8) and piston (2) on second locking screw (81), and round nut (82) are close to the one end of piston (2) and are inlayed and are had the cylinder coil spring (83) that support on piston (2) and quantity is no less than one, and it has most advanced interior hexagonal cone end locking screw (84) that support in second locking screw (81) thread groove to peg graft on the hoop lateral wall of round nut (82).

6. The automatic tool capable of machining two inner holes according to claim 5, wherein the tool comprises: the open end of the cylindrical disk body (1) is detachably connected with a cover plate (9) through a first locking screw (11), and a compression column oil cup (7) for supplementing lubricating oil to the inner cavity of the cylindrical disk body (1) is embedded at the lower end of the cylindrical disk body (1).

7. The automatic tool capable of machining two inner holes according to claim 1, characterized in that: the clamp plate (3) is far away from the middle part of the side wall of one end of the cylindrical disc body (1) and is provided with a notch, and the pressing plate (5) is provided with a through hole (51) corresponding to the notch.