CN215318623U

CN215318623U - Rack is used in bent axle processing

Info

Publication number: CN215318623U
Application number: CN202121159264.3U
Authority: CN
Inventors: 张军
Original assignee: Neijiang Yutian Machinery Manufacturing Co ltd
Current assignee: Neijiang Yutian Machinery Manufacturing Co ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2021-12-28
Anticipated expiration: 2031-05-27

Abstract

The utility model discloses a placing rack for crankshaft machining, which comprises support plates arranged on two sides of the upper end surface of a bottom plate, a working plate arranged between the support plates, a movable groove arranged on the working plate, a rotary groove arranged on one side of the movable groove, a lead screw inserted in the rotary groove, a motor arranged on the support plate on one side, a through hole arranged on the support plate on one side, a rotor shaft connected with one end of the lead screw, which penetrates out of the through hole, an internal thread pipe connected with the lead screw in a threaded manner, a movable plate arranged on one end of the internal thread pipe, a movable opening arranged on one end of the movable groove, a fixed plate arranged on the other side of the upper end surface of the working plate, wherein one end of a crankshaft is inserted into the fixed hole on the fixed plate, then the motor is started to drive the screw rod to rotate, the internal thread pipe drives the movable plate to move rightwards along the screw rod until the other end of the crankshaft is inserted into the fixing hole in the movable plate, and the motor is closed to lock the movable plate, so that the placement length of the placement frame is adjusted according to the length of the crankshaft.

Description

Rack is used in bent axle processing

Technical Field

The utility model belongs to the technical field of crankshaft machining, and particularly relates to a placing frame for crankshaft machining.

Background

Machining refers to a process of changing the outer dimensions or properties of a workpiece by a mechanical device, and is classified into cutting and pressing according to differences in machining modes, and a machine production process refers to an overall process of producing a product from raw materials. In the process of machining the crankshaft, the crankshaft needs to be placed in a turnover manner in a placing frame when being transferred among various working procedures, and the conventional placing frame usually adopts two fixed combined supporting roller wheels to support the main shaft end of the crankshaft.

The current rack for crankshaft machining lacks the fixed establishment at bent axle both ends when placing the bent axle, and excessive sliding wear takes place easily at bent axle both ends to current rack for crankshaft machining can not carry out the regulation that the length was placed to the rack according to bent axle length, can only place the bent axle of fixed specification, leads to the realizability of device not good enough.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a placing rack for crankshaft machining, and the placing rack is used for solving the problem that the placing length of the placing rack cannot be adjusted according to the length of a crankshaft in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a rack is used in bent axle processing, the up end both sides that include the bottom plate are provided with the backup pad, be provided with the working plate between the backup pad, be equipped with the activity groove on the working plate, one side of activity groove is equipped with the turn trough, the turn trough interpolation is equipped with the lead screw, one side be provided with the motor in the backup pad, one side be equipped with the through-hole in the backup pad, the lead screw is worn out the one end of through-hole and is connected with the rotor shaft of motor, threaded connection has the internal thread pipe on the lead screw, the one end of internal thread pipe is provided with the fly leaf, the one end of activity groove is equipped with the expansion joint, the up end opposite side of working plate is provided with the fixed plate, all be provided with fixture on fly leaf and the fixed plate.

Preferably, fixture is including establishing the fixed orifices on fly leaf and fixed plate, the one end of fixed orifices is provided with the protection pad, the one end of fixed orifices is equipped with the screw hole, screw hole female connection has the screw rod, the one end of screw rod is provided with the knob, the one end of fixed orifices is provided with two at least roof pressure springs, the other end of roof pressure spring is provided with splint, the inner wall of splint is provided with the inoxidizing coating, the other end of screw rod supports the up end at splint.

Preferably, a control switch is arranged on the supporting plate on one side.

Preferably, universal wheels are arranged on two sides of the lower end face of the bottom plate.

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

1. according to the utility model, one end of the crankshaft is inserted into the fixed hole on the fixed plate, then the forward switch of the motor is started through the control switch, the motor drives the screw rod to rotate clockwise, so that the internal thread pipe moves rightwards on the screw rod, and simultaneously the movable plate is driven to slide in the movable opening until the other end of the crankshaft is inserted into the fixed hole on the movable plate, and the motor is closed to lock, so that the placing length adjustment operation of the placing frame according to the length of the crankshaft is completed, and the practicability of the placing frame for processing the crankshaft is improved.

2. According to the utility model, after two ends of the crankshaft are placed on the protection pads in the fixing holes, the knob is rotated clockwise to drive the screw rod to rotate, so that one end of the screw rod is screwed out of the threaded hole and presses the clamping plate downwards, the jacking spring deforms until the clamping plate abuts against the crankshaft, the two ends of the crankshaft are fixed, the outer wall of the crankshaft is protected through the protection pads and the protection layer, and sliding abrasion is prevented.

Drawings

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

FIG. 2 is a front cut-away schematic view of FIG. 1;

FIG. 3 is a partial cutaway left view schematic of A-A of FIG. 1;

fig. 4 is an enlarged schematic view of a portion of fig. 2.

In the figure: the device comprises a base plate 1, a support plate 2, a working plate 3, a movable groove 4, a movable opening 40, a rotary groove 5, a lead screw 6, a motor 7, a through hole 8, a threaded pipe 9, a movable plate 10, a fixed plate 11, a fixed hole 12, a protective pad 13, a threaded hole 14, a threaded rod 15, a knob 16, a jacking spring 17, a fixed plate 18, a control switch 19, a universal wheel 20 and a protective layer 50.

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.

FIG. 1, FIG. 2, FIG. 3 and FIG. 4, a rack for crankshaft machining, comprising a bottom plate 1 with supporting plates 2 welded to the left and right sides of the upper end surface, a working plate 3 welded between the supporting plates 2, a movable groove 4 provided on the working plate 3, a rotary groove 5 provided on the right side wall surface of the movable groove 4, a screw 6 inserted in the rotary groove 5, a motor 7 welded to the left supporting plate 2, the motor 7 being a three-phase speed reduction motor of the type TRC28-60, the input end of the motor 7 being connected to the control end of a control switch 19 via a wire, a through hole 8 provided on the left supporting plate 2, one end of the screw 6 penetrating through the through hole 8 being welded to the rotor shaft of the motor 7, an internal threaded pipe 9 threadedly connected to the screw 6, a movable plate 10 welded to the top end of the internal threaded pipe 9, a movable opening 40 provided on the top end of the movable groove 4, one end of the movable plate 10 sliding in the movable opening 40, a fixed plate 11 welded to the right side of the upper end surface of the working plate 3, clamping mechanisms are mounted on the movable plate 10 and the fixed plate 11.

Referring to fig. 1, 2, 3 and 4, the clamping mechanism includes a fixing hole 12 formed on a movable plate 10 and a fixed plate 11, a protective pad 13 is adhered to the bottom end of the inner wall of the fixing hole 12 by sealant, the protective pad 13 is made of soft silica gel, a threaded hole 14 is formed in the top end of the fixing hole 12, a screw 15 is connected to the threaded hole 14 in a threaded manner, a knob 16 is welded to the top end of the screw 15, four top pressing springs 17 are welded to the wall surface of the top end of the fixing hole 12, a clamping plate 18 is welded to the other end of each top pressing spring 17, the clamping plate 18 is of an arc-shaped plate structure, a protective layer 50 is adhered to the inner wall of the clamping plate 18 by sealant, the protective layer 50 is made of soft silica gel, the bottom end of the screw 15 abuts against the upper end surface of the clamping plate 18, a control switch 19 is welded to a left support plate 2, the model of the control switch 19 is RC06, the input end of the control switch 19 is connected to a power supply by a wire, universal wheels 20 are welded to the left and right sides of the lower end surface of the bottom plate 1, the universal wheels 20 are J05S-222, and the number is 4.

The working principle of the embodiment is as follows: the staff inserts the one end of bent axle in the fixed orifices 12 on the fixed plate 11 earlier, then through the forward switch of control switch 19 starter motor 7, motor 7 drives lead screw 6 clockwise, make internal thread pipe 9 remove right on lead screw 6, drive fly leaf 10 simultaneously and slide in expansion joint 40, until inserting the other end of bent axle in the fixed orifices 12 on the fly leaf 10, close motor 7 and lock and die, thereby the completion carries out the rack according to bent axle length and places the length adjustment operation, improve the practicality of rack for the bent axle processing. After the two ends of the crankshaft are placed on the protection pad 13 in the fixing hole 12, the knob 16 is rotated clockwise to drive the screw rod 15 to rotate, one end of the screw rod 15 is screwed out of the threaded hole 14 and presses the clamping plate 18 downwards, the jacking spring 17 deforms until the clamping plate 18 abuts against the crankshaft, the two ends of the crankshaft are fixed, the outer wall of the crankshaft is protected through the protection pad 13 and the protection layer 50, and sliding abrasion is prevented.

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 rack is used in bent axle processing which characterized in that: comprises supporting plates (2) arranged on two sides of the upper end surface of a bottom plate (1), a working plate (3) arranged between the supporting plates (2), a movable groove (4) is arranged on the working plate (3), a rotary groove (5) is arranged on one side of the movable groove (4), a lead screw (6) is inserted in the rotary groove (5), a motor (7) is arranged on the supporting plate (2) at one side, a through hole (8) is arranged on the supporting plate (2) at one side, one end of the screw rod (6) penetrating through the through hole (8) is connected with a rotor shaft of the motor (7), an internal threaded pipe (9) is connected to the screw rod (6) in a threaded manner, a movable plate (10) is arranged at one end of the internal threaded pipe (9), one end of the movable groove (4) is provided with a movable opening (40), the other side of the upper end surface of the working plate (3) is provided with a fixed plate (11), clamping mechanisms are arranged on the movable plate (10) and the fixed plate (11).

2. A crankshaft machining placing rack according to claim 1, characterized in that: fixture is including establishing fixed orifices (12) on fly leaf (10) and fixed plate (11), the one end of fixed orifices (12) is provided with protection pad (13), the one end of fixed orifices (12) is equipped with screw hole (14), screw hole (14) female connection has screw rod (15), the one end of screw rod (15) is provided with knob (16), the one end of fixed orifices (12) is provided with two at least roof pressure spring (17), the other end of roof pressure spring (17) is provided with splint (18), the inner wall of splint (18) is provided with inoxidizing coating (50), the other end of screw rod (15) supports the up end at splint (18).

3. A crankshaft machining placing rack according to claim 1, characterized in that: and a control switch (19) is arranged on the supporting plate (2) on one side.

4. A crankshaft machining placing rack according to claim 1, characterized in that: and universal wheels (20) are arranged on two sides of the lower end face of the bottom plate (1).