CN209970131U

CN209970131U - Boring clamp for lathe machining bracket

Info

Publication number: CN209970131U
Application number: CN201920455458.4U
Authority: CN
Inventors: 杨小雷
Original assignee: Hangzhou Zhanyuan Electromechanical Co Ltd
Current assignee: Hangzhou Zhanyuan Electromechanical Co Ltd
Priority date: 2019-04-04
Filing date: 2019-04-04
Publication date: 2020-01-21
Anticipated expiration: 2029-04-04

Abstract

The utility model discloses a lathe machining bracket bore hole anchor clamps belongs to bracket bore hole anchor clamps technical field, the on-line screen storage device comprises a base, the central point at base top has place the bracket, one side fixed mounting at base top has the base plate, symmetry fixed mounting has two tight motors of clamp, every on the base plate the drive end of tight motor of clamp all runs through the two-way lead screw of base plate fixedly connected with, every equal threaded connection has first chucking board and second chucking board on the two-way lead screw, first chucking board and second chucking board are located the left and right sides of bracket respectively, the chucking mechanism that is used for supporting tight first chucking board and second chucking board is still installed at the top of base. The utility model provides a current bracket bore hole anchor clamps bore hole problem that staff intensity of labour is big that the installation effectiveness is low, have convenient operation and characteristics that the practicality is strong.

Description

Boring clamp for lathe machining bracket

Technical Field

The utility model relates to a bracket bore hole anchor clamps technical field especially relates to a lathe machining bracket bore hole anchor clamps.

Background

The machining process of the bracket hole in the milling machine product is to clamp, clamp and machine the hole on a lathe after taking down the bracket hole. The clamping is carried out twice, and two procedures are adopted, so that the requirements of the size and the position tolerance of the machined hole cannot be guaranteed, and the machining is complicated.

To solve the above problems, publication No. CN203091782U discloses a boring jig for a lathe machining bracket, which not only ensures the size requirement but also meets the position tolerance requirement, and has stable machining quality and improved working efficiency.

However, the patent has the following problems: the bracket is fixed through two adjusting bolt of installation, because need screw adjusting bolt and guarantee stably, adjusting bolt's dismantlement process is all unusual difficulty at every turn, consequently the staff operation is comparatively hard when changing the bracket, and after repeated operation is many times, staff intensity of labour is very big, consequently need to design a lathe processing bracket bore hole anchor clamps urgently.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: the existing bracket is fixed by installing two adjusting bolts, and because the adjusting bolts need to be screwed to ensure stability, the dismounting process of the adjusting bolts is difficult abnormally, so that the operation of workers is labor-consuming when the bracket is replaced, and the labor intensity of the workers is high after repeated operation is carried out for many times.

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

the utility model provides a lathe processing bracket bore hole anchor clamps, includes the base, the central point at base top puts the bracket, one side fixed mounting at base top has the base plate, symmetry fixed mounting has two tight motors of clamp, every on the base plate the drive end of pressing from both sides tight motor all runs through the two-way lead screw of base plate fixedly connected with, every equal threaded connection has first chucking plate and second chucking plate on the two-way lead screw, first chucking plate and second chucking plate are located the left and right sides of bracket respectively, the chucking mechanism that is used for supporting tight first chucking plate and second chucking plate is still installed at the top of base.

Preferably, the chucking mechanism includes two symmetry fixed mounting at the mounting base at base top, two the mounting base is all installed in the base top and is kept away from one side of base plate, every the equal fixed mounting in one side that the mounting base is close to the base plate has the pneumatic cylinder, the base plate is close to two mounting base's one side also symmetry fixed mounting has two pneumatic cylinders, the symmetry sets up in two stripper plates on the base, two of homonymy the piston rod on the pneumatic cylinder all offsets with adjacent stripper plate fixed connection, the stripper plate that is close to mounting base one side and two first chucking boards, and the stripper plate that is close to base plate one side offsets with two second chucking boards.

Preferably, the top of the base is concavely provided with a positioning groove, and the bottom of the bracket is inserted into the positioning groove.

Preferably, a separation bearing is sleeved at the central position of each two-way screw rod, a first external thread is arranged on the two-way screw rod on one side of the separation bearing, a second external thread is arranged on the two-way screw rod on the other side of the separation bearing, the directions of the first external thread and the second external thread are opposite, and the separation bearing is located between the first clamping plate and the second clamping plate.

Preferably, the top of the base is symmetrically and fixedly provided with two positioning bearings, and one ends of the two-way screw rods, which are far away from the clamping motor, are respectively and rotatably connected with the two positioning bearings.

Preferably, every all run through on the first chucking plate and seted up first screw thread through-hole, be provided with the first internal thread that matches first external screw thread on the first screw thread through-hole inner wall, every all run through on the second chucking plate and seted up second screw thread through-hole, be provided with the second internal thread that matches the second external screw thread on the second external screw thread through-hole inner wall.

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

1. the utility model realizes the rapid clamping of the bracket through the positioning groove, the base plate, the clamping motor, the first clamping plate and the second clamping plate, thereby improving the dismounting efficiency of the bracket, reducing the labor intensity of the working personnel and improving the working efficiency;

2. the utility model discloses a cooperation of base plate, mounting base, pneumatic cylinder and stripper plate has promoted first chucking board and second chucking board with the tight stability of bracket clamp, has further guaranteed the bracket and has added the stability man-hour to the bore hole quality has been guaranteed.

Drawings

Fig. 1 is a schematic structural view of a boring jig for a lathe machining bracket according to the present invention;

fig. 2 is the utility model provides a lathe processing bracket bore hole anchor clamps second chucking plate's schematic structure.

In the figure: the device comprises a base 1, a base plate 2, a clamping motor 3, a bidirectional screw rod 4, a positioning bearing 5, a positioning groove 6, a bracket 7, a first clamping plate 8, a second clamping plate 9, a separation bearing 10, a squeezing plate 11, a mounting base 12 and a hydraulic cylinder 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being 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.

Referring to fig. 1-2, a lathe processing bracket bore hole anchor clamps, including base 1, bracket 7 has been placed to the central point at base 1 top, one side fixed mounting at base 1 top has base plate 2, symmetry fixed mounting has two clamping motor 3 on base plate 2, base plate 2 fixedly connected with two-way lead screw 4 is all run through to the drive end of every clamping motor 3, equal threaded connection has first chucking plate 8 and second chucking plate 9 on every two-way lead screw 4, first chucking plate 8 and second chucking plate 9 are located the left and right sides of bracket 7 respectively, the chucking mechanism that is used for supporting tight first chucking plate 8 and second chucking plate 9 is still installed at base 1's top.

It should be noted that, preferably, the top of the base 1 is symmetrically concavely provided with two guide rails, the bottoms of each first clamping plate 8 and each second clamping plate 9 are fixedly provided with sliding seats sliding in the guide rails, when the bidirectional screw rod 4 rotates, the sliding processes of the two first clamping plates 8 and the two second clamping plates 9 can be guided, the bracket 7 is placed at the central position of the top of the base 1, the two clamping motors 3 are started to drive the two bidirectional screw rods 4 to rotate clockwise, so that the two first clamping plates 8 and the two second clamping plates 9 can be matched to clamp the bracket 7, the clamping speed is high, the clamping efficiency is high, and the labor intensity of workers is low;

the clamping mechanism comprises two mounting bases 12 symmetrically and fixedly mounted at the top of the base 1, the two mounting bases 12 are both mounted at one side of the top of the base 1, which is far away from the substrate 2, hydraulic cylinders 13 are fixedly mounted at one side of each mounting base 12, which is close to the substrate 2, two hydraulic cylinders 13 are also symmetrically and fixedly mounted at one side of the substrate 2, which is close to the two mounting bases 12, the base 1 is symmetrically arranged on the two extrusion plates 11, piston rods on the two hydraulic cylinders 13 at the same side are both fixedly connected with the adjacent extrusion plates 11, the extrusion plate 11 at one side close to the mounting bases 12 is abutted against the two first clamping plates 8, and the extrusion plate 11 at one side close to the substrate 2 is abutted against the two second clamping plates 9;

it should be noted that, a hole for the boring rod to rotate is formed in the center of each extrusion plate 11, the boring rod penetrates through the hole, and a boring cutter is installed, so that the bracket 7 can be bored, and specifically, reference may be made to the utility model with the publication number of CN203091782U, which is not repeated herein, when the bracket 7 is clamped tightly by the cooperation of the first clamping plate 8 and the second clamping plate 9, the piston rod on the control hydraulic cylinder 13 extends to the mounting base 12 and tightly abuts against the first clamping plate 8 and the second clamping plate 9, so as to further ensure the stability of the bracket 7 during the machining, thereby ensuring the boring quality;

wherein, the top of the base 1 is concavely provided with a positioning groove 6, and the bottom of the bracket 7 is inserted into the positioning groove 6;

it should be noted that the bracket 7 is simply positioned by the positioning slot 6, which is beneficial to the subsequent clamping operation of the bracket 7;

the center of each bidirectional screw rod 4 is sleeved with a separation bearing 10, a first external thread is arranged on the bidirectional screw rod 4 on one side of the separation bearing 10, a second external thread is arranged on the bidirectional screw rod 4 on the other side of the separation bearing 10, the directions of the first external thread and the second external thread are opposite, and the separation bearing 10 is positioned between a first clamping plate 8 and a second clamping plate 9;

it should be noted that the first external thread is opposite to the second external thread, the first clamping plate 8 is in threaded connection with the two-way screw rod 4 through the first external thread, and the second clamping plate 9 is in threaded connection with the two-way screw rod 4 through the second external thread, so that when the two-way screw rods 4 are rotated clockwise, the first clamping plate 8 and the second clamping plate 9 slide relatively, when the two-way screw rods 4 are rotated counterclockwise, the first clamping plate 8 and the second clamping plate 9 slide back to back, the two-way screw rods 4 are controlled to slide back to back first, the bracket 7 is placed between the first clamping plate 8 and the second clamping plate 9, and then the first clamping plate 8 and the second clamping plate 9 are controlled to slide relatively until the bracket 7 is abutted, so that the bracket 7 can be clamped quickly;

the top of the base 1 is symmetrically and fixedly provided with two positioning bearings 5, and one ends of the two-way screw rods 4 far away from the clamping motor 3 are respectively in rotary connection with the two positioning bearings 5;

it should be noted that the two positioning bearings 5 are rotationally connected with the corresponding bidirectional screw rod 4, which is beneficial to improving the stability of the bidirectional screw rod 4 in the rotating process, so that the stability of the first clamping plate 8 and the second clamping plate 9 in sliding is ensured;

each first clamping plate 8 is provided with a first threaded through hole in a penetrating manner, the inner wall of the first threaded through hole is provided with a first internal thread matched with the first external thread, each second clamping plate 9 is provided with a second threaded through hole in a penetrating manner, and the inner wall of the second external thread through hole is provided with a second internal thread matched with the second external thread;

it should be noted that the first clamping plate 8 is in threaded connection with the bidirectional screw rod 4 through the matching of the first external thread and the first internal thread, and the second clamping plate 9 is in threaded connection with the bidirectional screw rod 4 through the matching of the second external thread and the second internal thread.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a lathe machining bracket bore hole anchor clamps, includes base (1), its characterized in that, bracket (7) have been placed to the central point at base (1) top, one side fixed mounting at base (1) top has base plate (2), symmetry fixed mounting has two tight motor (3), every on base plate (2) the drive end of pressing from both sides tight motor (3) all runs through base plate (2) fixedly connected with two-way lead screw (4), every equal threaded connection has first chucking plate (8) and second chucking plate (9) on two-way lead screw (4), first chucking plate (8) and second chucking plate (9) are located the left and right sides of bracket (7) respectively, the chucking mechanism that is used for supporting tight first chucking plate (8) and second chucking plate (9) is still installed at the top of base (1).

2. The boring fixture for the lathe machining bracket as claimed in claim 1, wherein the clamping mechanism comprises two symmetrical mounting bases (12) fixedly mounted at the top of the base (1), the two mounting bases (12) are both mounted at one side of the top of the base (1) far away from the base plate (2), a hydraulic cylinder (13) is fixedly mounted at one side of each mounting base (12) close to the base plate (2), two hydraulic cylinders (13) are also symmetrically and fixedly mounted at one side of the base plate (2) close to the two mounting bases (12), the base (1) is symmetrically arranged on the two squeezing plates (11), piston rods of the two hydraulic cylinders (13) at the same side are both fixedly connected with the adjacent squeezing plates (11), and the squeezing plate (11) at one side close to the mounting base (12) is abutted against the two first clamping plates (8), the extrusion plate (11) close to one side of the base plate (2) is abutted against the two second clamping plates (9).

3. A boring jig for a lathe machining bracket as claimed in claim 1, wherein the top of the base (1) is concavely provided with a positioning groove (6), and the bottom of the bracket (7) is inserted into the positioning groove (6).

4. The boring clamp for the lathe machining bracket according to claim 1, wherein a separating bearing (10) is sleeved at the center of each two-way screw rod (4), a first external thread is arranged on the two-way screw rod (4) on one side of the separating bearing (10), a second external thread is arranged on the two-way screw rod (4) on the other side of the separating bearing (10), the direction of the first external thread is opposite to that of the second external thread, and the separating bearing (10) is positioned between the first clamping plate (8) and the second clamping plate (9).

5. The boring clamp for the lathe machining bracket according to claim 1, wherein two positioning bearings (5) are symmetrically and fixedly mounted at the top of the base (1), and one ends of the two-way screw rods (4) far away from the clamping motor (3) are respectively and rotatably connected with the two positioning bearings (5).

6. The boring jig for the lathe machining bracket as claimed in claim 4, wherein each of the first clamping plates (8) is provided with a first through-hole through which a first internal thread matching the first external thread is formed, and each of the second clamping plates (9) is provided with a second through-hole through which a second internal thread matching the second external thread is formed.