CN213256745U

CN213256745U - Sheet metal bending machine material guide mechanism

Info

Publication number: CN213256745U
Application number: CN202022130851.1U
Authority: CN
Inventors: 陈俊东; 陈大全
Original assignee: Chongqing Gaokai Power Equipment Co ltd
Current assignee: Chongqing Gaokai Power Equipment Co ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-05-25
Anticipated expiration: 2030-09-24

Abstract

The utility model relates to the technical field of sheet metal component processing, in particular to a guide mechanism of a sheet metal bending machine, a steering column is connected on a support table along vertical rotation, a material bearing table is fixed at the top of the steering column, two guide plates which are arranged in parallel are arranged on the material bearing table, and a guide station is formed between the two guide plates; two limiting holes are formed in the supporting table and are symmetrically arranged on two sides of the steering column along the central axis of the steering column; the indexing mechanism comprises a fixed seat, a positioning column and a first elastic piece, the fixed seat is installed on the steering column, the positioning column penetrates through the fixed seat in a vertical sliding mode, two ends of the positioning column extend out of the fixed seat to form a positioning part and an operating part respectively, and the positioning part is matched with the limiting hole in a form-fitting mode; the first elastic piece pushes and presses the positioning column downwards to enable the positioning part to be tightly pressed on the supporting platform. This guide mechanism can effectively guarantee the shaping effect of bending through the indexing mechanism who designs 180 transposition to do benefit to and promote the product quality.

Description

Sheet metal bending machine material guide mechanism

Technical Field

The utility model relates to a sheet metal component processing technology field, concretely relates to panel beating bender guide mechanism.

Background

The sheet metal chassis is a chassis required after being formed by cooling a sheet metal (generally below 6 mm) by using a comprehensive cold machining process. The processing technology comprises shearing, punching, cutting, compounding, folding, welding, riveting, splicing, forming (such as an automobile body) and the like. The remarkable characteristic is that the thickness of the same part is consistent. The chassis made of the metal plate can meet the requirements of various functions and appearances of the chassis, and can also be used for manufacturing the stamping die, so that the cost is low.

The sheet-metal case can solve the problems of high-density heat dissipation, attachment and management of a large number of cables and comprehensive compatibility of different rack-mounted equipment in equipment application. The sheet metal case is high in heat dissipation performance, the natural ventilation channel is formed in the operation of the device due to the design of the ventilation and heat dissipation holes, the bearing capacity of the sheet metal case is high, and the installation requirements of components can be met.

At present, in the processing of bending to square sheet metal component, generally at first bend two relative limits of square sheet metal component, consequently will involve the transposition of one hundred eighty degrees of sheet metal component, if the manual work to the sheet metal component transposition, can not guarantee the precision of sheet metal component transposition, the deviation appears easily to cause the poor problem of product quality after bending.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at overcoming the defect among the prior art, provide a panel beating bender guide mechanism.

In order to solve the technical problem, the utility model discloses a following technical scheme:

a material guide mechanism of a sheet metal bending machine comprises a supporting table, a steering column, a material bearing table and a transposition mechanism; the steering column is connected to the supporting table in a vertical rotating mode, the material bearing table is fixed to the top of the steering column, two material guide plates which are arranged in parallel are arranged on the material bearing table and are perpendicular to the material bearing table, and a material guide station is formed between the two material guide plates; the support table is provided with two limiting holes, the two limiting holes are symmetrically arranged on two sides of the steering column along the central axis of the steering column, and the plane where the central axes of the two limiting holes are located is parallel to the material guide plate; the indexing mechanism comprises a fixed seat, a positioning column and a first elastic piece, the fixed seat is installed on the steering column, the positioning column penetrates through the fixed seat in a vertical sliding mode, two ends of the positioning column extend out of the fixed seat to form a positioning part and an operating part respectively, and the positioning part is matched with the limiting hole in a form-fitting mode; the first elastic piece pushes and presses the positioning column downwards to enable the positioning portion to be tightly pressed on the supporting table, and when the central axis of the positioning portion is coincident with the central axis of any one limiting hole, the first elastic piece pushes and presses the positioning portion into the limiting hole.

Preferably, the fixed seat is vertically provided with an accommodating cavity in a penetrating manner, and the positioning column movably penetrates through the accommodating cavity; be equipped with annular separation blade on the reference column, annular separation blade and first elastic component all are located hold the intracavity, annular separation blade and the chamber top that holds the chamber are connected respectively to the both ends of first elastic component.

Preferably, the material bearing platform is provided with two sliding chutes, the length directions of the sliding chutes are perpendicular to the material guide plate, the sliding chutes are in sliding fit with the sliding blocks and the second elastic piece, the material guide plate is installed on the sliding blocks, and two ends of the second elastic piece are respectively connected with one surface of the sliding block facing to the other sliding block and the side wall of the sliding chute.

Preferably, a sliding rod is arranged in the sliding groove, the sliding rod is arranged along the length direction of the sliding groove, and a sliding block of the sliding rod penetrates through the sliding block; the second elastic piece is sleeved on the sliding rod in a penetrating mode.

Preferably, a pin column is arranged at the top of the operating part, and a central axis of the pin column is perpendicular to a central axis of the positioning column; the steering column is characterized by further comprising a lifting handle, the lifting handle is hinged to the steering column, a waist-shaped hole is formed in the lifting handle, and one end of the pin column is in sliding fit with the waist-shaped hole after extending out of the operating portion.

Preferably, the steering column is provided with a hinged support, one end of the lifting handle is hinged with the hinged support, and the other end of the lifting handle is provided with a handle.

Preferably, the positioning portion is a hemispherical protrusion, an annular groove coinciding with a rotation path of the positioning portion is arranged on the support table, a central axis of the annular groove coincides with a central axis of the steering column, and a cross section of the annular groove is arc-shaped.

Preferably, the middle part of the material bearing platform is provided with a plurality of material bearing columns, and the plurality of material bearing columns are positioned between the two material guide plates.

Preferably, the support table is provided with an installation groove, a bearing is fixed in the installation groove, and the steering column is fixed in an inner ring of the bearing.

Preferably, the fixed seat is connected with the steering column through a support rod.

The utility model has the advantages that:

the utility model discloses a panel beating bender guide mechanism, this guide mechanism can 180 indexing mechanism through the design, before bending, can all carry out prepositioning to holding material platform and sheet metal component, has guaranteed the quality of bending processing. After one side of the sheet metal part is bent, the sheet metal part can complete 180-degree accurate transposition by matching the operation positioning part with the other limiting hole, so that the other side of the sheet metal part is bent, and the bending processing quality of the two opposite sides of the sheet metal part is ensured. Simultaneously, through two stock guides of design on the material bearing platform, can prevent effectively that the sheet metal component can not take place the skew in the position before and during bending, further promoted the quality of bending. This guide mechanism easy operation can effectively guarantee the shaping effect of bending to do benefit to and promote the product quality.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a schematic structural view of a material guiding mechanism of a sheet metal bending machine of the present invention;

FIG. 2 is a diagram illustrating a state where the positioning portion is completely withdrawn from the position-limiting hole;

FIG. 3 is a state diagram after 180-degree transposition of the material bearing table and the sheet metal part;

FIG. 4 is a top view of the material support platform;

FIG. 5 is a schematic sectional view taken along line A-A in FIG. 4;

FIG. 6 is a top view of the support table.

Reference numerals:

1-supporting table, 11-limiting hole, 12-annular groove, 13-mounting groove, 2-steering column, 3-material bearing table, 31-sliding groove, 4-indexing mechanism, 41-fixing seat, 411-containing cavity, 42-positioning column, 421-positioning part, 422-operating part, 423-annular baffle, 43-first elastic piece, 44-pin column, 45-supporting rod, 5-material guide plate, 51-material guide station, 61-sliding block, 62-second elastic piece, 63-sliding rod, 7-lifting handle, 71-waist-shaped hole and 8-material bearing column.

Detailed Description

The present invention will be described in further detail with reference to examples.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, the material guiding mechanism of the sheet metal bending machine of the present invention includes a supporting table 1, a steering column 2, a material supporting table 3 and a indexing mechanism 4; the steering column 2 is connected to the supporting table 1 in a vertical rotating mode, the material bearing table 3 is fixed to the top of the steering column 2, two material guide plates 5 which are arranged in parallel are arranged on the material bearing table 3, the material guide plates 5 are perpendicular to the material bearing table 3, and a material guide station 51 is formed between the two material guide plates 5; two limiting holes 11 are formed in the support table 1, the two limiting holes 11 are symmetrically arranged on two sides of the steering column 2 along the central axis of the steering column 2, and the plane where the central axes of the two limiting holes 11 are located is parallel to the material guide plate 5; the indexing mechanism 4 comprises a fixed seat 41, a positioning column 42 and a first elastic piece 43, the fixed seat 41 is installed on the steering column 2, the positioning column 42 vertically slides and penetrates through the fixed seat 41, two ends of the positioning column 42 extend out of the fixed seat 41 to form a positioning part 421 and an operating part 422 respectively, and the positioning part 421 is matched with the limiting hole 11 in a form fit manner; the first elastic member 43 pushes the positioning column 42 downward to make the positioning portion 421 tightly against the supporting table 1, and when the central axis of the positioning portion 421 coincides with the central axis of any one of the limiting holes 11, the first elastic member 43 pushes the positioning portion 421 into the limiting hole 11.

The utility model discloses a panel beating bender guide mechanism, before bending, earlier change over to one of them spacing hole 11 with location portion 421 of reference column 42 to, it is perpendicular with the die orifice of bending to make two stock guides 5, thereby the follow-up processing of bending of being convenient for. Through the sheet metal component location of treating processing in guide station 51 between two stock guides 5, stock guide 5 pastes and leans on the limit portion at the sheet metal component, and two stock guides 5 play fixed, the effect of location to the sheet metal component, and the sheet metal component can be followed the direction of 5 faces of stock guide and slided.

When the positioning portion 421 is in the limiting hole 11, the positioning portion 421 cannot be separated from the limiting hole 11 under the elastic action of the first elastic member 43, so that the steering column 2 and the material bearing table 3 cannot rotate, and the sheet metal part is prevented from being displaced in the process of being fed into the bending die. In the bending process, under the positioning action of the two guide plates 5, the position of a sheet metal part on a bending die can be effectively prevented from being deviated due to sudden operation of equipment, so that the bending forming effect and quality are influenced. After one side of sheet metal component is bent, because two spacing holes 11 are arranged at an included angle of 180 degrees, when the operation part 422 is lifted upwards, the positioning part 421 is withdrawn from the outside of the spacing hole 11, the material bearing table 3 can be rotated, when the central axis of the positioning part 421 coincides with the central axis of another spacing hole 11, under the elastic action of the first elastic part 43, the positioning part 421 is pushed and pressed into the spacing hole 11, and the material bearing table 3, the steering column 2 and the sheet metal component all complete 180-degree transposition, so that the other side of the sheet metal component can be conveniently and accurately bent.

This guide mechanism can all carry out prepositioning to holding platform 3 and sheet metal component through the indexing mechanism 4 that designs 180 indexations before the processing of bending, has guaranteed the quality of the processing of bending. After one side of the sheet metal part is bent, the positioning part 421 is matched with the other limiting hole 11, so that the sheet metal part can complete 180-degree accurate transposition to bend the other side of the sheet metal part, and the bending quality of the two opposite sides of the sheet metal part is ensured. Meanwhile, two guide plates 5 are designed on the material bearing platform 3, so that the sheet metal part can be effectively prevented from being deviated in positions before and during bending, and the bending quality is further improved. This guide mechanism easy operation can effectively guarantee the shaping effect of bending to do benefit to and promote the product quality.

Referring to fig. 2, in an embodiment, the fixing base 41 is vertically provided with an accommodating cavity 411 in a penetrating manner, and the positioning column 42 movably penetrates through the accommodating cavity 411; be equipped with annular separation blade 423 on the reference column 42, annular separation blade 423 and first elastic component 43 all are located and hold the chamber 411, and annular separation blade 423 and the chamber top that holds chamber 411 are connected respectively to the both ends of first elastic component 43. When the material supporting platform 3 needs to be indexed, the operating part 422 is lifted upwards to move the positioning column 42 upwards as a whole, the annular blocking piece 423 extrudes the first elastic piece 43 upwards, and the material supporting platform 3 and the steering column 2 can be rotated after the positioning part 421 completely exits the limiting hole 11, wherein in the rotating process, the first elastic piece 43 continuously pushes and presses the annular blocking piece 423 downwards, so that the positioning part 421 is pressed on the supporting platform 1. When the central axis of the positioning portion 421 coincides with the central axis of the other limiting hole 11, the positioning portion 421 is pushed into the limiting hole 11 under the elastic force of the first elastic member 43, and the material supporting table 3, the steering column 2 and the sheet metal member all complete 180-degree transposition. Wherein, the first elastic member 43 is a compression spring.

Referring to fig. 4 and 5, in an embodiment, in order to adapt to sheet metal parts with various dimensions, the material supporting table 3 is provided with two sliding chutes 31, a length direction of the sliding chute 31 is perpendicular to the material guiding plate 5, a sliding block 61 and a second elastic member 62 are slidably fitted in the sliding chute 31, the material guiding plate 5 is mounted on the sliding block 61, and two ends of the second elastic member 62 are respectively connected to one surface of the sliding block 61 facing to another sliding block 61 and a side wall of the sliding chute 31. Meanwhile, the second elastic part 62 is designed to connect the sliding block 61, so that the material guide plate 5 can keep certain pressure on the sheet metal parts in the material guide station 51, and the pressure cannot be too large, thereby being not beneficial to feeding the sheet metal parts into the bending die. Wherein, the second elastic element 62 is a tension spring.

Furthermore, a sliding rod 63 is arranged in the sliding chute 31, the sliding rod 63 is arranged along the length direction of the sliding chute 31, and the sliding block 61 of the sliding rod 63 penetrates through the sliding block 61; the second elastic member 62 is sleeved on the sliding rod 63.

In one embodiment, the top of the operating portion 422 is provided with a pin 44, and a central axis of the pin 44 is perpendicular to a central axis of the positioning column 42; the steering column further comprises a lifting handle 7, the lifting handle 7 is hinged to the steering column 2, a waist-shaped hole 71 is formed in the lifting handle 7, and one end of the pin column 44 extends out of the operating part 422 and then is in sliding fit in the waist-shaped hole 71. When the positioning portion 421 needs to be withdrawn from the position-limiting hole 11, the lifting handle 7 is lifted upwards, the slotted hole 71 drives the pin 44 upwards, and the pin 44 slides along the slotted hole 71, so that the positioning column 42 is integrally lifted until the positioning portion 421 completely withdraws from the position-limiting hole 11.

Specifically, a hinged support is arranged on the steering column 2, one end of the lifting handle 7 is hinged with the hinged support, and the other end of the lifting handle 7 is provided with a handle.

Referring to fig. 6, in an embodiment, in order to facilitate the sliding of the positioning portion 421 on the supporting platform 1 and the indexing, the positioning portion 421 is a hemispherical protrusion, the supporting platform 1 is provided with an annular groove 12 coinciding with the rotation path of the positioning portion 421, the central axis of the annular groove 12 coincides with the central axis of the steering column 2, and the cross section of the annular groove 12 is arc-shaped.

In a specific embodiment, in order to ensure the quality of the sheet metal plate surface and reduce excessive friction and abrasion, a plurality of material bearing columns 8 are arranged in the middle of the material bearing platform 3, and the material bearing columns 8 are located between the two material guide plates 5.

In a specific embodiment, the supporting platform 1 is provided with a mounting groove 13, a bearing is fixed in the mounting groove 13, and the steering column 2 is fixed in an inner ring of the bearing.

In a specific embodiment, the fixed seat 41 is connected to the steering column 2 through a strut 45.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides a panel beating bender guide mechanism which characterized in that: comprises a supporting table, a steering column, a material bearing table and a transposition mechanism;

the steering column is connected to the supporting table in a vertical rotating mode, the material bearing table is fixed to the top of the steering column, two material guide plates which are arranged in parallel are arranged on the material bearing table and are perpendicular to the material bearing table, and a material guide station is formed between the two material guide plates;

the support table is provided with two limiting holes, the two limiting holes are symmetrically arranged on two sides of the steering column along the central axis of the steering column, and the plane where the central axes of the two limiting holes are located is parallel to the material guide plate;

the indexing mechanism comprises a fixed seat, a positioning column and a first elastic piece, the fixed seat is installed on the steering column, the positioning column penetrates through the fixed seat in a vertical sliding mode, two ends of the positioning column extend out of the fixed seat to form a positioning part and an operating part respectively, and the positioning part is matched with the limiting hole in a form-fitting mode; the first elastic piece pushes and presses the positioning column downwards to enable the positioning portion to be tightly pressed on the supporting table, and when the central axis of the positioning portion is coincident with the central axis of any one limiting hole, the first elastic piece pushes and presses the positioning portion into the limiting hole.

2. The material guide mechanism of the sheet metal bending machine according to claim 1, characterized in that: the fixed seat is vertically provided with an accommodating cavity in a penetrating manner, and the positioning column movably penetrates through the accommodating cavity; be equipped with annular separation blade on the reference column, annular separation blade and first elastic component all are located hold the intracavity, annular separation blade and the chamber top that holds the chamber are connected respectively to the both ends of first elastic component.

3. The material guide mechanism of the sheet metal bending machine according to claim 1, characterized in that: the material bearing platform is provided with two sliding grooves, the length directions of the sliding grooves are perpendicular to the material guide plate, sliding blocks and second elastic pieces are in sliding fit in the sliding grooves, the material guide plate is installed on the sliding blocks, and two ends of each second elastic piece are respectively connected with one surface, facing to the other sliding block, of each sliding block and the side wall of each sliding groove.

4. The material guide mechanism of the sheet metal bending machine according to claim 3, characterized in that: a sliding rod is arranged in the sliding groove, the sliding rod is arranged along the length direction of the sliding groove, and a sliding block of the sliding rod penetrates through the sliding block; the second elastic piece is sleeved on the sliding rod in a penetrating mode.

5. The material guide mechanism of the sheet metal bending machine according to any one of claims 1 to 4, characterized in that: a pin column is arranged at the top of the operating part, and the central axis of the pin column is perpendicular to the central axis of the positioning column;

the steering column is characterized by further comprising a lifting handle, the lifting handle is hinged to the steering column, a waist-shaped hole is formed in the lifting handle, and one end of the pin column is in sliding fit with the waist-shaped hole after extending out of the operating portion.

6. The material guide mechanism of the sheet metal bending machine according to claim 5, characterized in that: the steering column is provided with a hinged support, one end of the lifting handle is hinged with the hinged support, and the other end of the lifting handle is provided with a handle.

7. The material guide mechanism of the sheet metal bending machine according to claim 1, characterized in that: the positioning portion is a hemispherical protrusion, an annular groove which is overlapped with a rotation path of the positioning portion is arranged on the supporting table, a central axis of the annular groove is overlapped with a central axis of the steering column, and the cross section of the annular groove is arc-shaped.

8. The material guide mechanism of the sheet metal bending machine according to claim 1, characterized in that: the middle part of the material bearing platform is provided with a plurality of material bearing columns, and the material bearing columns are located between the two material guide plates.

9. The material guide mechanism of the sheet metal bending machine according to claim 1, characterized in that: the supporting table is provided with a mounting groove, a bearing is fixed in the mounting groove, and the steering column is fixed in an inner ring of the bearing.

10. The material guide mechanism of the sheet metal bending machine according to claim 1, characterized in that: the fixed seat is connected with the steering column through a support rod.