CN108080595B

CN108080595B - Edge cutting machine

Info

Publication number: CN108080595B
Application number: CN201711392100.3A
Authority: CN
Inventors: 叶佳杰
Original assignee: NINGBO SHUNXING MACHINERY MANUFACTURING CO LTD
Current assignee: NINGBO SHUNXING MACHINERY MANUFACTURING CO LTD
Priority date: 2017-12-21
Filing date: 2017-12-21
Publication date: 2023-12-05
Anticipated expiration: 2037-12-21
Also published as: CN108080595A

Abstract

The application relates to a trimming machine which comprises an upper seat, a lower seat and a middle seat, wherein the upper end of the lower seat is connected with the upper seat through a plurality of guide posts, the middle seat is lifted and lowered between the upper seat and the lower seat along the guide posts, two sides of the front end of the lower seat transversely extend and are provided with supports, a turnover seat is rotatably connected between the two supports, a sliding die holder is arranged on the upper side of the turnover seat, a pushing cylinder is arranged at the front end of the sliding die holder, guide rails are arranged on two sides of the upper end of the turnover seat and two sides of the upper end of the lower seat, a hydraulic motor for driving the turnover seat to rotate is arranged on one side of the supports, the other side of the supports are connected with the turnover seat through a rotary sealing structure, and a primary-secondary cylinder for driving the middle seat to lift up and down is vertically arranged on the upper seat in the middle. The application has simple structure, high automation degree and good energy-saving effect, and is provided with the turnover mechanism.

Description

Edge cutting machine

Technical Field

The application relates to the field of edge cutters, in particular to an edge cutter.

Background

The edge cutter is equipment which is needed in the use production process of the die casting die and is mainly used for cutting off the redundant part of the edge of a product formed by the die casting die, the edge cutting is mainly carried out by using an edge cutting die arranged on a middle seat, the middle seat is driven to lift by a main oil cylinder arranged on an upper seat, the current middle seat is locked by maintaining the pressure of the main oil cylinder when the middle seat is stopped, and other anti-falling safety structures are not provided, so that once an oil pipe of the main oil cylinder bursts, the oil pressure in a cylinder body of the main oil cylinder leaks to cause the automatic falling of the middle seat, thereby causing safety accidents;

in addition, in order to facilitate the installation of products and dies, the turnover seat is often installed on the edge cutter, the turnover seat needs to rotate, one end of the turnover seat can lean against the lower seat of the edge cutter when the turnover seat is turned to a horizontal position, so that the turnover seat cannot continuously rotate clockwise, but a structure for limiting the reverse rotation of the turnover seat is not provided, and the phenomenon that if a person stands on the outer side end of the turnover seat or a heavy object is placed on the outer side end of the turnover seat, the reverse rotation of the turnover seat is possibly caused, and a safety accident is caused.

When the overturning seat is overturned to the horizontal position, one end of the overturning seat needs to be in contact with the lower seat of the edge cutter to prevent the overturning seat from overturning continuously, and the supporting blocks on the lower seat of the edge cutter, which are in contact with the overturning seat, can be adjusted in height, but often have errors, so that the overturning seat cannot be overturned to the horizontal position, and the overturning seat is troublesome to adjust and wastes time and labor.

The turning seat is also provided with a die, and the die is required to be connected with a hydraulic oil pipe, so that the oil pipe is required to be connected into the turning seat, and if the external oil pipe is directly connected onto the turning seat, the oil pipe is easy to twist, fall off and damage.

Disclosure of Invention

The application aims to solve the technical problem of providing the edge cutter which is simple in structure, high in automation degree and good in energy-saving effect, and has a turnover mechanism.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a bead cutter, including upper seat, lower seat and well seat, the upper end of lower seat link to each other with the upper seat through a plurality of guide pillars, well seat go up and down between upper seat and lower seat along the guide pillar, the front end both sides of lower seat transversely stretch out and arrange the support, rotate between two supports and be connected with the turnover seat, the sliding die holder has been arranged to the upside of this turnover seat, the front end of sliding die holder install the lapse hydro-cylinder, the upper end both sides of turnover seat and the upper end both sides of lower seat all arrange the guide rail, wherein install drive turnover seat pivoted hydraulic motor on the support of one side, the opposite side support passes through rotary seal structure and links to each other with the turnover seat, the upper seat on vertically install the primary-secondary hydro-cylinder of drive middle seat oscilaltion.

Preferably, the primary and secondary oil cylinder include cylinder liner and main cylinder body, upper flange and lower flange are installed respectively at the upper and lower both ends of cylinder liner, main cylinder body be located cylinder liner and one end wear out from lower flange, main cylinder body inside arrange along the axial in the middle and extend to the interior oil pocket of its upper end, this interior oil pocket is arranged and is had the oil filler pipe that the upper end lets in the upper flange, this oil filler pipe inside arrangement has the oil filler hole that link up both ends, the upper end of this oil filler hole is linked together with the inlet port of arranging on the upper flange lateral wall, upper end and the upper flange of main cylinder body between be arranged the oil inlet pocket.

Further, the outer side of the upper end of the main cylinder body is connected with a guide shaft sleeve which is contacted with the inner wall of the cylinder sleeve.

Further, the rotary sealing structure comprises a rotary shaft arranged on one side of the turnover seat, one end of the rotary shaft is fixedly connected with the turnover seat, the middle of the rotary shaft is erected on the support, an oil pipe connecting shaft sleeve is sleeved at the other end of the rotary shaft, a pair of oil pipe interfaces are axially arranged side by side on the outer side wall of the oil pipe connecting shaft sleeve, annular grooves corresponding to the oil pipe interfaces are arranged on the inner side wall of the oil pipe connecting shaft sleeve, inner oil pipe interfaces are symmetrically arranged on the side walls of two sides of the rotary shaft, which are positioned between the turnover seat and the support, and inner oil passages for connecting the inner oil pipe interfaces and the corresponding annular grooves are arranged in the rotary shaft.

Further, the overturning seat one side stretch out and to be arranged the dog, the support on with the corresponding position of dog slide and pass and to be arranged the cylindric lock, the one end of this cylindric lock is located the top of dog, the spacing picture peg is installed to the other end, the outside of support be close to the position of cylindric lock and install spacing seat, this spacing seat has opened a pair of spacing slot side by side towards one side of cylindric lock, spacing picture peg insert in any one spacing slot.

Further, the upset seat have arranged the limiting plate towards lower seat one end, the front end of limiting plate have arranged a inclined plane downwards, this inclined plane department embedding rotation is installed self-adaptation circle axle, the cutting plane has been arranged to the one side outwards of this self-adaptation circle axle, one side of lower seat install the adjusting block, the up end of this adjusting block is the inclined plane that matches with the limiting plate, the cutting plane on the self-adaptation circle axle contact with the inclined plane on the adjusting block.

Further, the lower end of the adjusting block is connected with the lower seat through a bolt, and the upper position and the lower position of the adjusting block are adjusted through rotating the bolt.

The beneficial effects are that: the application relates to an edge cutter, which has the advantages of simple structure and: (1) The main cylinder body is locked in vacuum by arranging the oil injection pipe in the main cylinder body, the main cylinder body can be lowered only by injecting oil into the oil injection pipe, and the main cylinder body cannot be lowered even if the oil pipe of the oil cylinder bursts, so that the safe use of the main oil cylinder is ensured; (2) The anti-overturning mechanism is arranged, the anti-overturning and unlocking can be realized by using a simple pin shaft structure to realize manual operation, the operation is simple, the cost is low, and the maintenance is simple; (3) The self-adaptive rotary shaft is provided with a smart and simple self-adaptive structure, and the self-adaptive rotary shaft is utilized to realize the surface contact between the turnover seat and the lower seat, so that the parallelism of the turnover seat and the lower seat is ensured; (4) The rotary sealing structure is designed by utilizing the structure of the rotating shaft, and an external oil pipe is communicated with the oil pipe on the turnover seat through the rotating shaft, so that the oil pipe can be prevented from being twisted along with the turnover of the turnover seat, and the normal work of the turnover seat is ensured.

Drawings

FIG. 1 is a perspective view of the present application;

FIG. 2 is a side elevational structural view of the present application;

FIG. 3 is a side view semi-cutaway view of the present application;

FIG. 4 is a top view of the structure of the present application;

FIG. 5 is a semi-sectional structure diagram of the master-slave cylinder according to the present application;

FIG. 6 is a semi-sectional view of a rotary seal structure according to the present application;

FIG. 7 is a top view partially enlarged block diagram of the present application;

fig. 8 is a side view, semi-section, partial enlarged structural view of the present application.

The diagram is: 1. an upper seat; 2. a lower seat; 3. a guide post; 4. a middle seat; 5. a primary-secondary oil cylinder; 6. a hydraulic motor; 7. turning over the seat; 8. a guide rail; 9. a sliding die holder; 10. a rotary seal structure; 11. a pushing cylinder; 12. a bracket; 13. self-adaptive circular shaft; 14. adjusting the block; 15. a limiting plate; 23. a stop block; 24. a cylindrical pin; 25. limiting plugboards; 26. a limit seat; 27. a limit slot; 51. a cylinder liner; 52. an upper flange; 53. an oil inlet hole; 54. an oil filling hole; 55. a main cylinder; 56. a lower flange; 57. an inner oil chamber; 58. a filler pipe; 59. a guide sleeve; 510. an oil inlet cavity; 102. a rotation shaft; 103. an inner oil passage; 104. an annular groove; 105. the oil pipe is connected with the shaft sleeve; 107. an inner oil pipe interface; 108. and an oil pipe interface.

Detailed Description

The application will be further illustrated with reference to specific examples. It is to be understood that these examples are illustrative of the present application and are not intended to limit the scope of the present application. Furthermore, it should be understood that various changes and modifications can be made by one skilled in the art after reading the teachings of the present application, and such equivalents are intended to fall within the scope of the application as defined in the appended claims.

As shown in fig. 1-8, an embodiment of the present application relates to an edge cutter, which comprises an upper seat 1, a lower seat 2 and a middle seat 4, wherein the upper end of the lower seat 2 is connected with the upper seat 1 through a plurality of guide posts 3, the middle seat 4 is lifted along the guide posts 3 between the upper seat 1 and the lower seat 2, two sides of the front end of the lower seat 2 transversely extend out to form a bracket 12, a turnover seat 7 is rotatably connected between the two brackets 12, a sliding die holder 9 is arranged on the upper side of the turnover seat 7, a pushing cylinder 11 is arranged at the front end of the sliding die holder 9, guide rails 8 are arranged on two sides of the upper end of the turnover seat 7 and two sides of the upper end of the lower seat 2, a hydraulic motor 6 for driving the turnover seat 7 to rotate is arranged on one side bracket 12, the other side bracket 12 is connected with the turnover seat 7 through a rotary sealing structure 10, and a primary and secondary cylinder 5 for driving the middle seat 4 to lift vertically is centrally arranged on the upper seat 1.

As an embodiment of the application, a trimming upper die is arranged at the lower end of a middle seat 4, a trimming lower die is arranged on a sliding die holder 9, when the die is used, an initial position is provided, the sliding die holder 9 is positioned at the upper end of a turning seat 7, the turning seat 7 is positioned at a horizontal position, a product is placed on the trimming lower die, then a pushing cylinder 11 pushes the sliding die holder 9 to enter the upper side of the lower seat 2 along a guide rail 8, and then a primary-secondary cylinder 5 pushes the middle seat 4 to descend along a guide post 3 so that the trimming upper die and the trimming lower die can die cut redundant rim charge at the edge of the product;

after punching, the sliding die holder 9 is pulled back by the pushing cylinder 11, and then the turning seat 7 is driven by the hydraulic motor 6 to rotate, so that the turning seat 7 turns 0-180 degrees, and therefore, chips on the lower die for trimming can be guaranteed to fall off, trimming of the next product is not affected, and circulation is achieved.

As a specific structure of the primary-secondary oil cylinder 5, the primary-secondary oil cylinder 5 comprises an oil cylinder sleeve 51 and a main oil cylinder 55, wherein an upper flange 52 and a lower flange 56 are respectively arranged at the upper end and the lower end of the oil cylinder sleeve 51, the main oil cylinder 55 is positioned in the oil cylinder sleeve 51, one end of the main oil cylinder 55 penetrates out of the lower flange 56, an inner oil cavity 57 extending to the upper end of the main oil cylinder 55 is axially arranged in the middle of the main oil cylinder 55, an oil filling pipe 58 with the upper end communicated with the upper flange 52 is arranged in the inner oil cavity 57, an oil filling hole 54 penetrating through the two ends is arranged in the oil filling pipe 58, an oil inlet cavity 510 is arranged between the upper end of the main oil cylinder 55 and the upper flange 52, the oil filling pipe 8 is fixedly connected with the upper flange 2, and in use, if the oil filling pipe 58 is not arranged in the inner oil cavity 57, the main oil cylinder 55 is in a vacuum state, thus the main oil cylinder 55 is pulled by vacuum, and cannot move downwards, if the hydraulic oil is filled into the main oil pipe 58 and the lower oil cavity 57 moves into the lower oil cavity 55 together.

The outer side of the upper end of the main cylinder body 55 is connected with a guide shaft sleeve 59 which is contacted with the inner wall of the cylinder sleeve 51.

As a specific structure of the rotary seal structure 10, the rotary seal structure 10 includes a rotary shaft 102 mounted on one side of a turnover seat 7, one end of the rotary shaft 102 is fixedly connected with the turnover seat 7, the middle of the rotary shaft is erected on a support 12, the other end of the rotary shaft 102 is sleeved with an oil pipe connecting sleeve 105, a pair of oil pipe interfaces 108 are axially arranged side by side on the outer side wall of the oil pipe connecting sleeve 105, annular grooves 104 corresponding to the oil pipe interfaces 108 are arranged on the inner side wall of the oil pipe connecting sleeve 105, inner oil pipe interfaces 107 are symmetrically arranged on the side walls of the two sides of the rotary shaft 102, which are positioned between the turnover seat 7 and the support 12, an inner oil pipe 103 connecting the inner oil pipe interfaces 107 and the corresponding annular grooves 104 is arranged inside the rotary shaft 102, specifically, the oil pipe connecting sleeve 105 and the inner rotary shaft 102 can relatively rotate, the inner oil pipe interfaces 107 can be connected with a prepared oil pipe on the turnover seat 1, an outer oil pipe can be connected to the oil pipe interfaces 108, thus hydraulic oil of the outer oil pipe can be connected with the prepared oil pipe through the annular grooves 104 and the inner oil pipe 103, and the rotary shaft 102 can rotate together with the turnover seat 7, and no external torsion of the prepared oil pipe is generated.

As a stop anti-overturning structure, a stop block 23 is arranged on one side of the overturning seat 7 in an extending manner, a cylindrical pin 24 is arranged on the bracket 12 in a sliding manner at a position corresponding to the stop block 23, one end of the cylindrical pin 24 is positioned above the stop block 23, a limiting inserting plate 25 is arranged at the other end of the cylindrical pin, a limiting seat 26 is arranged at a position, close to the cylindrical pin 24, of the outer side of the bracket 12, a pair of limiting inserting grooves 27 are arranged side by side, facing one side of the cylindrical pin 24, of the limiting seat 26, the limiting inserting plate 25 is inserted into any one of the limiting inserting grooves 27, when the overturning seat 7 is in use, if the overturning seat 7 is overturned to a horizontal position, the cylindrical pin 24 can be pushed forwards, the front end of the limiting inserting plate 25 can be positioned at the upper side of the stop block 23, and the limiting inserting plate 25 is inserted into the limiting inserting groove 27 at the front side after the cylindrical pin 24 is in place, so that the cylindrical pin 24 cannot axially move, and the stop block 23 can be blocked from rotating when the overturning seat 7 reversely rotates;

if the turnover seat 7 is required to rotate, the cylindrical pin 24 and the limiting plugboard 25 are required to rotate so as to separate the limiting plugboard 25 from the limiting slot 27, the cylindrical pin 24 is pulled outwards, one end of the cylindrical pin 24 is far away from the stop block 23, and the cylindrical pin 24 and the limiting plugboard 25 are rotated so as to enable the limiting plugboard 25 to be spliced with the second limiting slot 27, so that unlocking is realized.

As the structure of guaranteeing to turn over and keep the horizontality after the completion of turning over of seat 7, the seat 7 of turning over have arranged limiting plate 15 towards lower seat 2 one end, the front end of limiting plate 15 have arranged a inclined plane downwards, this inclined plane department imbeds and rotates and install self-adaptation round axle 13, the cutting plane has been arranged to the one side outwards of this self-adaptation round axle 13, one side of lower seat 2 install adjusting block 14, the up end of this adjusting block 14 be the inclined plane that matches with limiting plate 15, cutting plane on the self-adaptation round axle 13 contact with the inclined plane on the adjusting block 14, specifically speaking, when the seat 7 of turning over turns over to the horizontality, self-adaptation round axle 13 can contact with the inclined plane on the adjusting block 14 to automatic rotation makes the cutting plane on the self-adaptation round axle 13 laminate with the inclined plane on the adjusting block 14, forms the face contact, guarantees that the seat 7 of turning over can be in the horizontality.

The lower end of the adjusting block 14 is connected with the lower seat 2 through a bolt, and the upper and lower positions of the adjusting block 14 are adjusted by rotating the bolt.

The application has simple structure, high automation degree and good energy-saving effect, and is provided with the turnover mechanism.

Claims

1. The edge cutter comprises an upper seat (1), a lower seat (2) and a middle seat (4), wherein the upper end of the lower seat (2) is connected with the upper seat (1) through a plurality of guide posts (3), the middle seat (4) is lifted between the upper seat (1) and the lower seat (2) along the guide posts (3), the edge cutter is characterized in that brackets (12) transversely extend out from two sides of the front end of the lower seat (2), a turnover seat (7) is rotatably connected between the two brackets (12), a sliding die holder (9) is arranged on the upper side of the turnover seat (7), a pushing cylinder (11) is arranged at the front end of the sliding die holder (9), guide rails (8) are arranged on two sides of the upper end of the turnover seat (7) and two sides of the upper end of the lower seat (2), a hydraulic motor (6) for driving the turnover seat (7) to rotate is arranged on one side bracket (12), the other side bracket (12) is connected with the turnover seat (7) through a rotary sealing structure (10), a main flange (51) is arranged on the upper cylinder sleeve (1), a main flange (51) is arranged on the upper flange (51) of the middle cylinder sleeve (5), and the main flange (55) is arranged on the lower flange (51), the main cylinder body (55) is positioned in the cylinder sleeve (51) and one end of the main cylinder body (55) penetrates out of the lower flange (56), an inner oil cavity (57) extending to the upper end of the main cylinder body is axially arranged in the main cylinder body (55), an oil injection pipe (58) with the upper end communicated with the upper flange (52) is arranged in the inner oil cavity (57), an oil injection hole (54) penetrating through the two ends is arranged in the oil injection pipe (58), the upper end of the oil injection hole (54) is communicated with the oil inlet hole (53) arranged on the side wall of the upper flange (52), an oil inlet cavity (510) is arranged between the upper end of the main cylinder body (55) and the upper flange (52), the rotary sealing structure (10) comprises a rotary shaft (102) arranged on one side of a turnover seat (7), one end of the rotary shaft (102) is fixedly connected with the turnover seat (7), the other end of the rotary shaft (102) is erected on a support (12), a pair of oil pipe connecting shaft sleeves (105) are axially arranged on the outer side wall of the oil pipe connecting shaft sleeve (105) in parallel, a pair of oil pipe connecting interfaces (108) are sleeved on the outer side wall of the oil pipe connecting shaft sleeve (105), and the corresponding oil pipe connecting interfaces (108) are arranged on the annular groove (108), the utility model discloses a cutting device, which is characterized in that an inner oil pipe connector (107) is symmetrically arranged on side walls of two sides of a position between a turnover seat (7) and a support (12) on a rotating shaft (102), an inner oil duct (103) connected with the inner oil pipe connector (107) and a corresponding annular groove (104) is arranged in the rotating shaft (102), a stop block (23) is arranged on one side of the turnover seat (7), a cylindrical pin (24) is arranged on the support (12) in a sliding manner at a position corresponding to the stop block (23), one end of the cylindrical pin (24) is positioned above the stop block (23), a limiting plug board (25) is arranged at the other end, a limiting seat (26) is arranged at a position, close to the cylindrical pin (24), of the outer side of the support (12), a pair of limiting plug slots (27) are arranged side by side towards one side of the cylindrical pin (24), the limiting plug board (25) is inserted into any one limiting plug slot (27), a limiting plate (15) is arranged at one end of the turnover seat (7) towards a lower seat (2), a front end of the limiting plate (15) is arranged above the stop block (23), a self-adapting to the cutting plane (13) is arranged at one side of the self-adapting to the lower shaft (13) which is arranged on the lower end of the cutting device, the upper end face of the adjusting block (14) is an inclined plane matched with the limiting plate (15), and the cutting plane on the self-adaptive circular shaft (13) is contacted with the inclined plane on the adjusting block (14).

2. The edge trimmer of claim 1, wherein: the outer side of the upper end of the main cylinder body (55) is connected with a guide shaft sleeve (59) which is contacted with the inner wall of the cylinder sleeve (51).

3. The edge trimmer of claim 1, wherein: and the limiting plugboard (25) extends towards one side of the limiting seat (26) and is provided with a plugging convex part, and the plugging convex part is inserted into the limiting slot (27) when the limiting plugboard (25) rotates.

4. The edge trimmer of claim 1, wherein: the lower end of the adjusting block (14) is connected with the lower seat (2) through a bolt, and the upper and lower positions of the adjusting block (14) are adjusted by rotating the bolt.