CN210848587U

CN210848587U - Connecting rod broach

Info

Publication number: CN210848587U
Application number: CN201921869634.5U
Authority: CN
Inventors: 李自友
Original assignee: Hanzhoung Zhihai Precision Machine Tools Co ltd
Current assignee: Hanzhoung Zhihai Precision Machine Tools Co ltd
Priority date: 2019-11-01
Filing date: 2019-11-01
Publication date: 2020-06-26
Anticipated expiration: 2029-11-01

Abstract

The utility model discloses a connecting rod broach, including the broach, the left side of broach is equipped with the broaching machine, the broach is installed to the inboard left end of broaching machine, the top surface rigid coupling of broaching machine has the shelf, the inboard upper end rigid coupling of shelf has the screw rod, the outside right-hand member of screw rod is equipped with moving mechanism, moving mechanism's left side lower extreme rigid coupling has the broach. This connecting rod broach, through first straight-bar, the connection cooperation of first bolt and back support handle, make the broach when drawing the work piece, can fix the other end of broach through first straight-bar, solved the broach and processing the unsettled problem that the hole that causes processing easily of the work piece other end is unchangeable accurate, through the screw rod, the connection cooperation of bearing and thread bush, make first straight-bar can remove on the screw rod, the screw rod makes first straight-bar can steadily move the removal, the removal of solving first straight-bar does not have the problem of support.

Description

Connecting rod broach

Technical Field

The utility model relates to a broach technical field specifically is a connecting rod broach.

Background

The broaching machine is a machine tool for processing a through hole, a plane and a formed surface of a workpiece by using a broach, the broaching can obtain higher dimensional accuracy and smaller surface roughness, the productivity is high, and the broaching machine is suitable for mass production, and the broach is an important tool of the broaching machine, wherein the connecting rod broach is one of the broaches, but when the broach is used for pulling the workpiece, the other end is suspended, so that a hole which is pulled out is not standard, the processed workpiece cannot be mounted, the material waste is caused, and the working efficiency is slowed down.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a connecting rod broach to the broach that proposes in solving above-mentioned background art is when drawing the work piece, and the other end carries out unsettled hole that causes the pulling easily and is nonstandard, makes the work piece of processing can not install, causes the waste of material, the problem that the efficiency of work becomes slow moreover.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a connecting rod broach, includes the broach, the left side of broach is equipped with the broaching machine, the broach is installed to the inboard left end of broaching machine, the top surface rigid coupling of broaching machine has the shelf, the inboard upper end rigid coupling of shelf has the screw rod, the outside right-hand member of screw rod is equipped with moving mechanism, moving mechanism's left side lower extreme rigid coupling has the broach.

Preferably, moving mechanism includes first straight-bar, first recess, first bolt, bearing, thread bush and straight section of thick bamboo, the processing of the left side lower extreme of first straight-bar has first recess, the inboard of first recess is equipped with the broach, the right side of first straight-bar is equipped with first bolt, first bolt runs through first straight-bar and broach, first bolt and first straight-bar and broach threaded connection, the top rigid coupling of first straight-bar has straight section of thick bamboo, straight section of thick bamboo passes through the bearing and is connected with the thread bush rotation, the inner circle and the outer lane of bearing rigid coupling have thread bush and straight section of thick bamboo respectively, the inboard of thread bush is equipped with the screw rod, screw rod and thread bush threaded connection.

Preferably, the inner diameter of the first groove is 0.5CM-1.0CM larger than the outer diameter of the broach.

Preferably, the shelf includes backup pad and reinforcing block, the inboard upper end rigid coupling of backup pad has the reinforcing block, the inboard rigid coupling of backup pad and reinforcing block has the screw rod.

Preferably, the broach includes cutting teeth, calibration tooth, back guide, transition awl, preceding guide, holds in the palm handle and neck after, the left and right sides of cutting teeth rigid coupling respectively has preceding guide and calibration tooth, the right side rigid coupling of calibration tooth has back guide, the right side rigid coupling of back guide has the back and holds in the palm the handle after, the right side of back support handle has cup jointed first straight-bar, the left side rigid coupling of preceding guide has the transition awl, the left side rigid coupling of transition awl has the neck, the broaching machine is installed in the left side of neck.

Preferably, the cutting tooth and the calibration tooth are integrally formed.

Compared with the prior art, the beneficial effects of the utility model are that: this connecting rod broach, through first straight-bar, the connection cooperation of first bolt and back support handle, make the broach when drawing the work piece, can fix the other end of broach through first straight-bar, solved the broach and processing the unsettled problem that the hole that causes processing easily of the work piece other end is unchangeable accurate, through the screw rod, the connection cooperation of bearing and thread bush, make first straight-bar can remove on the screw rod, the screw rod makes first straight-bar can steadily move the removal, the removal of solving first straight-bar does not have the problem of support.

Drawings

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

FIG. 2 is a schematic structural view of the straight barrel, threaded sleeve and bearing of FIG. 1;

FIG. 3 is a schematic structural view of the rear support handle, the first straight rod and the first bolt of FIG. 1;

fig. 4 is a schematic structural view of the support plate, the reinforcing block and the screw of fig. 2.

In the figure: 1. broach, 101, cutting tooth, 102, calibration tooth, 103, back guide part, 104, transition cone, 105, front guide part, 106, back support handle, 107, neck, 2, moving mechanism, 201, first straight rod, 202, first groove, 203, first bolt, 204, bearing, 205, thread bush, 206, straight cylinder, 3, shelf, 301, support plate, 302, reinforcing block, 4, broaching machine, 5 and screw rod.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a connecting rod broach comprises a broach 1, a broaching machine 4 is arranged on the left side of the broach 1, the broach 1 is arranged at the left end of the inner side of the broaching machine 4, a frame 3 is fixedly connected to the top surface of the broaching machine 4, a screw rod 5 is fixedly connected to the upper end of the inner side of the frame 3, a moving mechanism 2 is arranged at the right end of the outer side of the screw rod 5, the screw rod 5 provides a moving track for the moving mechanism 2, the broach 1 is fixedly connected to the lower end of the left side of the moving mechanism 2, the moving mechanism 2 provides right supporting force for the broach 1, the moving mechanism 2 comprises a first straight rod 201, a first groove 202, a first bolt 203, a bearing 204, a threaded sleeve 205 and a straight cylinder 206, the first groove 202 is processed at the lower end of the left side of the first straight rod 201, the broach 1 is arranged on the inner side of the first groove 202, the right end of the broach 1 is placed in the first groove 202, the first bolt 203 is arranged on the right side of the first straight rod 201, the first bolt 203 penetrates through the first straight rod, the first straight rod 201 is fixed on the broach 1 through a first bolt 203, a straight cylinder 206 is fixedly connected to the top end of the first straight rod 201, the straight cylinder 206 is rotatably connected with a threaded sleeve 205 through a bearing 204, a threaded sleeve 205 and a straight cylinder 206 are respectively fixedly connected to the inner ring and the outer ring of the bearing 204, the threaded sleeve 205 rotates on the straight cylinder 206, a screw rod 5 is arranged on the inner side of the threaded sleeve 205, the screw rod 5 is in threaded connection with the threaded sleeve 205, the first straight rod 201 drives the threaded sleeve 205 to rotate and move on the screw rod 5, the inner diameter size of the first groove 202 is 0.5CM-1.0CM larger than the outer diameter size of the broach 1, the right side of the broach 1 is conveniently placed into the first groove (202), the frame 3 comprises a support plate 301 and a reinforcing block 302, the upper end of the inner side of the support plate 301 is fixedly connected with the reinforcing block 302, the screw rod 5 is fixedly connected to the inner side of the support plate 301, the screw rod 5 is supported by, the reinforcing block 302 is an iron block with a hole in the middle, the broach 1 comprises a cutting tooth 101, a calibration tooth 102 and a back guide part 103, the transition cone 104, the front guide part 105, the rear support handle 106 and the neck part 107 are fixedly connected to the left side and the right side of the cutting tooth 101 respectively, the cutting tooth 102 is used for machining a workpiece, the rear guide part 103 is fixedly connected to the right side of the calibration tooth 102, the calibration tooth 102 is used for calibrating the machined workpiece, the rear support handle 106 is fixedly connected to the right side of the rear guide part 103, the broach 1 is conveniently fixed by the rear support handle 106, the first straight rod 201 is sleeved on the right side of the rear support handle 106, the transition cone 104 is fixedly connected to the left side of the front guide part 105, the transition cone 104 is conveniently placed into a workpiece for machining replacement, the neck part 107 is fixedly connected to the left side of the transition cone 104, the broaching machine 4 is installed on the left side of the neck part 107, the broaching machine 4 is used for moving the broach 1, and the cutting tooth 101 and the calibration tooth 102 are integrally formed, so that the cutting tooth 101 and.

When the connecting rod broaching tool is used, the broaching tool 1 is moved to the right side, then a workpiece to be machined is placed on the broaching tool 1 from the left side of the broaching tool 1, then the left side of the broaching tool 1 is installed on the broaching machine 4, then the first bolt 203 on the right side of the first straight rod 201 is screwed, the first straight rod 201 is fixed on the rear support handle 106 on the broaching tool 1 to fix the right side of the broaching tool 1, the broaching machine 4 is opened to work, the broaching tool 1 is moved to the left side to machine the workpiece to be machined, the broaching tool 1 is moved to the left side, the first straight rod 201 is driven to move to the left side, the first straight rod 201 drives the straight cylinder 206 to move to the left side, meanwhile, the threaded sleeve 205 connected with the straight cylinder 206 through the bearing 204 moves to the left side, the threaded sleeve 205 can rotate on the straight cylinder 206 through the bearing 204, when the first straight rod 204 drives the straight cylinder 206 to move to the left side, the threaded sleeve 205 inside the straight cylinder 206 is in threaded connection with the screw rod 5, the thread bush 205 is rotated in the straight cylinder 206, and the thread bush 205 moves to the left on the screw 5, so that the other end of the broach 1 is stabilized, the right end of the broach 1 is prevented from moving, and the inaccuracy of the processed workpiece is avoided.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", 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 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.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A connecting rod broach, includes broach (1), its characterized in that: the left side of broach (1) is equipped with broaching machine (4), broach (1) is installed to the inboard left end of broaching machine (4), the top surface rigid coupling of broaching machine (4) has shelf (3), the inboard upper end rigid coupling of shelf (3) has screw rod (5), the outside right-hand member of screw rod (5) is equipped with moving mechanism (2), the left side lower extreme rigid coupling of moving mechanism (2) has broach (1).

2. The connecting rod broach according to claim 1, characterized in that: the moving mechanism (2) comprises a first straight rod (201), a first groove (202), a first bolt (203), a bearing (204), a threaded sleeve (205) and a straight cylinder (206), wherein the first groove (202) is machined at the lower end of the left side of the first straight rod (201), a broach (1) is arranged on the inner side of the first groove (202), the first bolt (203) is arranged on the right side of the first straight rod (201), the first bolt (203) penetrates through the first straight rod (201) and the broach (1), the first bolt (203) is in threaded connection with the first straight rod (201) and the broach (1), the straight cylinder (206) is fixedly connected to the top end of the first straight rod (201), the straight cylinder (206) is rotatably connected with the threaded sleeve (205) through the bearing (204), a threaded sleeve (205) and the straight cylinder (206) are fixedly connected to the inner ring and the outer ring of the bearing (204) respectively, and a screw (5) is arranged on the inner side of the threaded sleeve (205), the screw rod (5) is in threaded connection with the threaded sleeve (205).

3. The connecting rod broach according to claim 2, characterized in that: the inner diameter of the first groove (202) is 0.5-1.0 CM larger than the outer diameter of the broach (1).

4. The connecting rod broach according to claim 1, characterized in that: the shelf (3) comprises a supporting plate (301) and reinforcing blocks (302), the reinforcing blocks (302) are fixedly connected to the upper end of the inner side of the supporting plate (301), and screw rods (5) are fixedly connected to the inner sides of the supporting plate (301) and the reinforcing blocks (302).

5. The connecting rod broach according to claim 1, characterized in that: broach (1) holds in the palm handle (106) and neck (107) including cutting teeth (101), calibration tooth (102), back guide portion (103), transition awl (104), preceding guide portion (105), back, the left and right sides of cutting teeth (101) rigid coupling respectively has preceding guide portion (105) and calibration tooth (102), the right side rigid coupling of calibration tooth (102) has back guide portion (103), the right side rigid coupling of back guide portion (103) has back support handle (106), first straight-bar (201) have been cup jointed on the right side of back support handle (106), the left side rigid coupling of preceding guide portion (105) has transition awl (104), the left side rigid coupling of transition awl (104) has neck (107), broaching machine (4) are installed in the left side of neck (107).

6. The connecting rod broach according to claim 5, characterized in that: the cutting tooth (101) and the calibration tooth (102) are integrally formed.