CN111715773B

CN111715773B - Punching equipment for machining computer case

Info

Publication number: CN111715773B
Application number: CN202010568721.8A
Authority: CN
Inventors: 潘承恩
Original assignee: Hangzhou Vocational and Technical College
Current assignee: Hangzhou Vocational and Technical College
Priority date: 2020-06-19
Filing date: 2020-06-19
Publication date: 2022-02-08
Anticipated expiration: 2040-06-19
Also published as: CN111715773A

Abstract

The invention discloses punching equipment for processing a computer case, which comprises a fixed die, a movable die, a top frame, a driving structure, an installation frame and a connecting structure, wherein the driving structure is arranged in the middle of the upper end of the top frame, the installation frame is arranged at the lower end of the top frame, the connecting structure is connected to the lower end of the driving structure, the movable die is connected to the lower end of the connecting structure, and the fixed die is arranged at the lower end of the movable die. According to the punching equipment for processing the computer case, the movable base is improved, the length of the movable guide rail of the movable base is increased, the movable limiting structure matched with the movable base can conveniently move along the movable guide rail, and the movable limiting structure can be conveniently replaced; the hydraulic cylinder and the moving seat which are arranged in the movable limiting structure are matched with each other, the hydraulic cylinder and the seat body are fixedly connected, and the hydraulic cylinder is inserted into the opening hole of the moving seat to realize the fixed limitation of the moving seat.

Description

Punching equipment for machining computer case

Technical Field

The invention relates to the field of plate punching equipment, in particular to punching equipment for machining a computer case.

Background

The metal plastic working method is that the metal plate belt is punched into various parts on the die of the press. The thickness of the plate material of a general blanking part is determined by the method, and a stamping type press is a punching machine. In national production, the stamping process has the advantages of saving materials and energy, high efficiency, low technical requirement on operators and capability of making products which cannot be achieved by mechanical processing through various die applications compared with the traditional mechanical processing, so that the stamping process has more and more extensive application; in the punching process of processing the computer case, the unilateral moving guide rail arranged on the generally adopted punching type press machine has limitation in the use process, and the adopted guide support frame and the limiting structure are greatly abraded in the punching process and need to be replaced after being used for a period of time.

Disclosure of Invention

The invention mainly aims to provide punching equipment for machining a computer case, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the technical scheme that:

a punching device for processing a computer case comprises a fixed die, a movable die, a top frame, a driving structure, a mounting frame and a connecting structure, wherein the driving structure is arranged in the middle of the upper end of the top frame, the mounting frame is arranged at the lower end of the top frame, the connecting structure is connected at the lower end of the driving structure, the movable die is connected at the lower end of the connecting structure, the fixed die is arranged at the lower end of the movable die, the punching device also comprises a movable base, the movable base comprises a base body, a first concave groove, a second concave groove, a first movable guide rail and a second movable guide rail, the first concave groove is formed in the front side of the upper end of the base body, the first movable guide rail is arranged in the first concave groove, the second concave groove is formed in the rear side of the upper end of the base body, the second movable guide rail is arranged in the second concave groove, and a movable limiting structure is arranged at the upper ends of the first movable guide rail and the second movable guide rail, the movable limiting structure is matched with the movable base, a fixed die is fixedly mounted at the upper end of the movable limiting structure, a first limiting structure is arranged between supporting rods on one side of the base body, a second limiting structure is arranged between supporting rods on the other side of the base body, a guide supporting frame is connected between the first limiting structure and the second limiting structure, and the guide supporting frame is connected with the connecting structure.

Preferably, the movable base further comprises a first semicircular groove and a second semicircular groove, the first semicircular groove is formed in one side of the base body, the second semicircular groove is formed in the other side of the base body, the first movable guide rail and the second movable guide rail are identical in structure, the first movable guide rail and the second movable guide rail are matched with the first concave groove and the second concave groove formed in the base body, and the first movable guide rail and the second movable guide rail are symmetrically arranged on the center line of the upper end face of the base body.

Preferably, the structure is injectd to the movable type is including removing seat, mounting groove, first through-hole, semicircle protection casing, second through-hole, pneumatic cylinder, and has seted up the mounting groove in the upper end of removing the seat, first through-hole has been seted up to the mounting groove tank bottom, the semicircle inslot that the pedestal was seted up is provided with the semicircle protection casing, and the second through-hole has been seted up to the upper end of semicircle protection casing, be provided with the pneumatic cylinder in the cover of semicircle protection casing, and the pneumatic cylinder telescopic link runs through the second through-hole and stretches out.

Preferably, the semicircular protective cover and the seat body are connected in a welding mode, a second through hole formed in the semicircular protective cover is matched with a first through hole formed in the lower end of the movable seat, and the telescopic rod of the hydraulic cylinder penetrates through the second through hole to be inserted into the first through hole formed in the lower end of the movable seat.

Preferably, the guide support frame comprises a frame body, a butt joint groove, a through groove, a third round hole and an assembly part, the butt joint groove is formed in two sides of the upper end of the frame body, the through groove is formed in four corners of the upper end of the frame body, the third round hole is formed in the hole wall of the through groove, and the assembly part is arranged in the through groove.

Preferably, the assembly part includes equipment frame, first round hole, first ball, first dead lever, second round hole, second ball, second dead lever, connector, and the lateral wall of equipment frame has seted up first round hole, first ball is advanced in the downthehole embedding of first round hole, and first ball lateral wall sets up the hole and has inserted first dead lever, first dead lever runs through equipment frame, first ball head is connected with the connector, the second round hole has been seted up to the lateral wall of equipment frame, and the downthehole embedding of second round hole advances the second ball, and the second ball lateral wall sets up the hole and has inserted the second dead lever, the second dead lever runs through equipment frame, second ball head is connected with another connector.

Preferably, the first ball, the second ball and the fixed rod are movably arranged, the first ball and the second ball are exposed out of round holes formed in the side wall of the assembling frame, the first ball, the second ball and the assembling frame are movably arranged, the connecting piece at the upper end of the assembling frame is embedded into a groove formed in the upper end of the frame, and a threaded hole formed in the end face of the connecting piece at the upper end of the assembling frame is aligned with a threaded hole formed in the bottom of the groove formed in the upper end of the frame.

Preferably, first limit structure and second limit structure's structure is the same, and first limit structure includes butt joint piece, jack, inserted bar, circular dish, buffer spring, mount, and the jack has been seted up to the upper end of butt joint piece, the inserted bar has been inserted in the jack hole, and the lower extreme pole of inserted bar has cup jointed buffer spring, the lower extreme of inserted bar is provided with circular dish, and the lower extreme of circular dish is connected with the mount.

Preferably, the fixing frame is fixedly connected with the two supporting frames on the side wall of the seat body, the fixing frame is connected with the circular disc through bolts, the butt joint block and the butt joint groove formed in the frame body are matched and arranged, and the butt joint block is fixedly connected with the frame body through bolts.

Preferably, the ball that the equipment frame lateral wall set up contacts pedestal bracing piece lateral wall, the inserted bar that butt joint piece stretches out runs through the mounting bracket lateral wall and sets up the hole.

Compared with the prior art, the invention has the following beneficial effects:

1. the movable base is improved, the length of a movable guide rail of the movable base is increased, the movable limiting structure matched with the movable base can move along the movable guide rail conveniently, and the movable limiting structure can be replaced conveniently;

2. the hydraulic cylinder and the moving seat which are arranged on the movable limiting structure are matched with each other, the hydraulic cylinder and the seat body are fixedly connected, and the hydraulic cylinder is inserted into the opening hole of the moving seat to realize the fixed limitation of the moving seat;

3. the guide support frame is matched with the base body, and the balls arranged on the side wall of the assembly part are contacted with the support rod of the base body, so that the abrasion between the guide support frame and the base body can be reduced;

4. the limiting structure can reduce the impact of the downward movement of the butting block on the fixing frame by utilizing the mutual matching of the buffer spring, the fixing frame, the butting block and the inserted rod;

5. the guide support frame and the limiting structure are matched with each other, and the guide support frame can move up and down along the inserted rod through the butt joint block to limit the guide support frame;

the punching equipment for machining the whole computer case is simple in structure, convenient to operate and better in using effect compared with a traditional mode.

Drawings

FIG. 1 is a schematic overall structure diagram of a punching apparatus for computer case processing according to the present invention;

FIG. 2 is a schematic diagram showing a disassembled whole structure of a punching device for processing a computer case according to the present invention;

FIG. 3 is a schematic diagram showing a mobile base of a punching apparatus for processing a computer case according to the present invention being disassembled;

FIG. 4 is a schematic diagram illustrating a disassembled mobile limiting structure of a punching apparatus for computer case processing according to the present invention;

FIG. 5 is a schematic diagram of a wire support frame and a limiting structure of the punching device for processing the computer case according to the present invention;

FIG. 6 is a schematic diagram showing a disassembled limit structure of the punching device for processing the computer case according to the present invention;

fig. 7 is a schematic diagram of a disassembled assembly of the punching apparatus for processing the computer case according to the present invention.

In the figure: 1. a mobile base; 101. a base body; 102. a first recess groove; 103. a second recess groove; 104. a first moving guide rail; 105. a second moving guide; 106. a first semicircular groove; 107. a second semi-circular groove; 2. a mobile confinement structure; 201. a movable seat; 202. mounting grooves; 203. a first through hole; 204. a semicircular protective cover; 205. a second through hole; 206. a hydraulic cylinder; 3. a guide support frame; 301. a frame body; 302. a butt joint groove; 303. a through groove; 304. a third circular hole; 305. an assembly member; 3051. an assembly frame; 3052. a first circular hole; 3053. a first ball bearing; 3054. a first fixing lever; 3055. a second circular hole; 3056. a second ball bearing; 3057. a second fixing bar; 3058. a connector; 4. a first limit structure; 401. a butt joint block; 402. a jack; 403. inserting a rod; 404. a circular disc; 405. a buffer spring; 406. a fixed mount; 5. fixing a mold; 6. moving the mold; 7. a top frame; 8. a drive structure; 9. a mounting frame; 10. a connecting structure; 11. and a second limit structure.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-7, a punching apparatus for computer case processing comprises a fixed mold 5, a movable mold 6, a top frame 7, a driving structure 8, a mounting frame 9, and a connecting structure 10, wherein the driving structure 8 is disposed in the middle of the upper end of the top frame 7, the mounting frame 9 is disposed at the lower end of the top frame 7, the connecting structure 10 is connected to the lower end of the driving structure 8, the movable mold 6 is connected to the lower end of the connecting structure 10, the fixed mold 5 is disposed at the lower end of the movable mold 6, and further comprises a movable base 1, wherein the movable base 1 comprises a base body 101, a first recessed groove 102, a second recessed groove 103, a first movable guide rail 104, and a second movable guide rail 105, the first recessed groove 102 is disposed at the front side of the upper end of the base body 101, the first movable guide rail 104 is disposed in the first recessed groove 102, the second recessed groove 103 is disposed at the rear side of the upper end of the base body 101, and the second movable guide rail 105 is disposed in the second recessed groove 103, the upper ends of the first movable guide rail 104 and the second movable guide rail 105 are provided with a movable limiting structure 2, the movable limiting structure 2 is matched with the movable base 1, the upper end of the movable limiting structure 2 is fixedly provided with a fixed mold 5, a first limiting structure 4 is arranged between the support rods on one side of the base 101, a second limiting structure 11 is arranged between the support rods on the other side of the base 101, a guide support frame 3 is connected between the first limiting structure 4 and the second limiting structure 11, and the guide support frame 3 is connected with the connecting structure 10.

The movable base 1 further comprises a first semicircular groove 106 and a second semicircular groove 107, the first semicircular groove 106 is formed in one side of the base body 101, the second semicircular groove 107 is formed in the other side of the base body 101, the first movable guide rail 104 and the second movable guide rail 105 are identical in structure, the first movable guide rail 104 and the second movable guide rail 105 are matched with the first concave groove 102 and the second concave groove 103 formed in the base body 101, and the first movable guide rail 104 and the second movable guide rail 105 are symmetrically arranged with the central line of the upper end face of the base body 101; the movable limiting structure 2 comprises a movable seat 201, a mounting groove 202, a first through hole 203, a semicircular protective cover 204, a second through hole 205 and a hydraulic cylinder 206, wherein the mounting groove 202 is formed in the upper end of the movable seat 201, the first through hole 203 is formed in the bottom of the mounting groove 202, the semicircular protective cover 204 is arranged in the semicircular groove formed in the seat body 101, the second through hole 205 is formed in the upper end of the semicircular protective cover 204, the hydraulic cylinder 206 is arranged in the cover of the semicircular protective cover 204, and the telescopic rod of the hydraulic cylinder 206 penetrates through the second through hole 205 and extends out; the semicircular protective cover 204 is welded with the base body 101, a second through hole 205 formed in the semicircular protective cover 204 is matched with a first through hole 203 formed in the lower end of the movable base 201, and an expansion rod of the hydraulic cylinder 206 penetrates through the second through hole 205 and is inserted into the first through hole 203 formed in the lower end of the movable base 201; the guide support frame 3 comprises a frame body 301, a butt joint groove 302, a through groove 303, a third round hole 304 and an assembly piece 305, wherein the butt joint groove 302 is formed in two sides of the upper end of the frame body 301, the through groove 303 is formed in the four corners of the upper end of the frame body 301, the third round hole 304 is formed in the hole wall of the through groove 303, and the assembly piece 305 is arranged in the through groove 303; the assembly part 305 comprises an assembly frame 3051, a first round hole 3052, a first ball 3053, a first fixing rod 3054, a second round hole 3055, a second ball 3056, a second fixing rod 3057 and a connector 3058, wherein the side wall of the assembly frame 3051 is provided with the first round hole 3052, the first ball 3053 is embedded into the first round hole 3052, the first fixing rod 3054 is inserted into the side wall of the first ball 3053, the first fixing rod 3054 penetrates through the assembly frame 3051, the first ball 3053 is connected with the connector 3058, the side wall of the assembly frame 3051 is provided with the second round hole 3055, the second ball 3056 is embedded into the second round hole 3055, the side wall of the second ball 3056 is provided with the hole, the second fixing rod 3057 penetrates through the assembly frame 3051, and the second ball rod 3056 is connected with the other connector 3058; the first ball 3053, the second ball 3056 and the fixed rod are movably arranged, the first ball 3053 and the second ball 3056 are exposed from a round hole formed in the side wall of the assembly frame 3051, the first ball 3053, the second ball 3056 and the assembly frame 3051 are movably arranged, a connecting piece at the upper end of the assembly frame 3051 is embedded into a groove formed in the upper end of the frame body 301, and a threaded hole formed in the end face of the connecting piece at the upper end of the assembly frame 3051 is aligned with a threaded hole formed in the bottom of the groove formed in the upper end of the frame body 301; the first limiting structure 4 and the second limiting structure 11 have the same structure, the first limiting structure 4 comprises a butt joint block 401, a jack 402, an insert rod 403, a circular disc 404, a buffer spring 405 and a fixing frame 406, the upper end of the butt joint block 401 is provided with the jack 402, the insert rod 403 is inserted into the jack 402, the lower end rod of the insert rod 403 is sleeved with the buffer spring 405, the lower end of the insert rod 403 is provided with the circular disc 404, and the lower end of the circular disc 404 is connected with the fixing frame 406; the fixing frame 406 is fixedly connected with the two supporting frames on the side wall of the seat body 101, the fixing frame 406 is connected with the circular disc 404 through bolts, the butt joint block 401 is matched with the butt joint groove 302 formed in the frame body 301, and the butt joint block 401 is fixedly connected with the frame body 301 through bolts; the ball that the equipment frame 3051 lateral wall set up contacts pedestal 101 bracing piece lateral wall, and the inserted bar 403 that butt joint piece 401 stretches out runs through the mounting bracket 9 lateral wall and sets up the hole.

The invention is a punching apparatus for processing a computer case, when assembling a mobile base 1, a mobile limiting structure 2, a guiding support frame 3, a first limiting structure 4, and a second limiting structure 11, the first limiting structure 4 and the second limiting structure 11 have the same structure, first assembling an assembly member 305 disposed on the guiding support frame 3, a first ball 3053 disposed on the assembly member 305 is embedded into a first round hole 3052 disposed on an assembly frame 3051, the upper end of a first fixing rod 3054 is inserted into a threaded hole disposed at the lower end of the assembly frame 3051 by aligning with the threaded hole disposed at the lower end of the assembly frame 3051, the first fixing rod 3054 penetrates through the lower end of the assembly frame 3051 and is inserted into the outer wall of the first ball 3053, the upper end of the first fixing rod 3054 is continuously inserted into the threaded hole disposed at the upper end of the assembly frame 3051, a connecting head 3058 is aligned with the upper end of the first fixing rod 4, the connecting head 3058 is rotated, the connecting head 3058 is connected with the first fixing rod 3054 through a thread, thereby accomplishing the fixed connection between the first ball 3053, the first fixing rod 3054 and the assembly rack 3051, at this time, the connecting head 3058 is not embedded into the hole opened at the upper end of the assembly rack 3051, the first ball 3053 can be extruded into the assembly rack 3051, the second ball 3056 is embedded into the hole 3055 opened at the second round hole 3051 opened at the assembly rack 3051, the second fixing rod 3057 penetrates through the assembly rack 3051, the second round hole 3055 is connected with another connecting head 3058, thereby accomplishing the whole assembly of the assembly piece 305, the lower end of the assembly rack 3051 is aligned with the through groove 303 opened at the four corners at the upper end of the rack body 301 to be inserted, until the connecting piece arranged at the upper end of the assembly rack 3051 is embedded into the groove of the through groove 303, the assembly rack 3051 is inserted into the process, the first ball 3053 and the second ball 3056 are retracted into the assembly rack 3051, until the first ball 3053 and the second ball 3056 are contacted with the third round hole 304 opened at the through groove wall of the through groove 305303 to be popped up, the first ball 3053 and the second ball 3056 are stirred, the first ball 3053 and the second ball 3056 rotate in the third circular hole 304, a threaded hole formed in the end face of the connecting piece at the upper end of the assembly frame 3051 is aligned with a threaded hole formed in the upper end of the frame body 301, a bolt is inserted into the threaded hole formed in the connecting piece at the upper end of the assembly frame 3051, so that the assembly frame 3051 and the frame body 301 are fixedly connected, after the assembly 305 in the groove formed in the through groove 303 at the four corners at the upper end of the frame body 301 is installed one by one, the first limiting structure 4 and the second limiting structure 11 are assembled, the inserting rod 403 arranged on the first limiting structure 4 is inserted into the inserting hole 402 formed in the butt-joint block 401, the inserting rod continues to penetrate through the buffer spring 405 and is inserted into the hole formed in the upper end of the circular disc 404, the inserting rod 403 is welded and connected with the circular disc 404, the threaded hole formed in the edge 403 at the upper end of the circular disc 404 is aligned with the threaded hole formed in the upper end face of the fixing frame 406, the butt-joint block 401 aligns with the butt-joint groove 302 formed in the side wall of the frame body 301, the side wall of the butt joint block 401 is provided with a threaded hole aligned with a threaded hole arranged at the bottom of the butt joint groove 302, a screw insertion machine is used for butting the threaded hole arranged at the side wall of the butt joint block 401, thereby completing the fixed connection between the butt joint block 401 and the frame body 301, then the assembly of the movable base 1 is carried out, the lower end gap of the first movable guide rail 104 is aligned with the first depressed groove 102 arranged at the upper end of the base body 101 for placement, the first movable guide rail 104 is arranged in a way of being matched with the first depressed groove 102 arranged at the base body 101, the first movable guide rail 104 is welded with the base body 101, the lower end gap of the second movable guide rail 105 is arranged in a way of being aligned with the second depressed groove 103 arranged at the upper end of the base body 101, the second movable guide rail 105 is welded with the base body 101, after the assembly of the movable base 1 is completed, the assembly of the movable limiting structure 2 is carried out, the movable member arranged at the four corners at the lower end of the movable base 201 of the movable limiting structure 2 is arranged in a way of being matched with the movable guide rail arranged at the movable base 1, a hydraulic cylinder 206 is placed in a semicircular protective cover 204, the hydraulic cylinder 206 is fixedly connected with the semicircular protective cover 204 through bolts, the semicircular protective cover 204 is embedded into a first semicircular groove 106 or a second semicircular groove 107 which is arranged on a movable base 1, the semicircular protective cover 204 is welded with a base body 101, a fixed mold 5 is arranged in a mounting groove 202 which is arranged on the upper end of a movable base 201, a movable mold 6 is arranged on the upper end of the fixed mold 5, a fixed frame 406 is arranged between two support rods of the base body 101, the fixed frame 406 is fixedly connected with the base body 101, the lower end of a circular disc 404 which is arranged on a first limiting structure 4 is contacted with the upper end surface of the fixed frame 406, the circular disc 404 and the fixed frame 406 are fixed by using bolts, as the circular disc 404 is welded with the insert rod 403, a butt joint block 401 which is connected with a guide support frame 3 is inserted aiming at the upper end of the insert rod 403 until a buffer spring 405 is positioned between the circular disc 404 and the butt joint block 401, the buffer spring 405 and the circular disc 404 are welded, the upper end of the movable base 1 is provided with the mounting frame 9, the upper end of the mounting frame 9 is provided with the top frame 7, the middle part of the upper end of the top frame 7 is provided with the driving structure 8, the driving structure 8 penetrates through the top frame 7, the mounting frame 9 is connected with the connecting structure 10, and therefore the whole structure is assembled, the movable limiting structure 2 is positioned on the movable guide rail at one side of the base body 101 to push the movable limiting structure 2, the movable limiting structure 2 moves along the upper end grooves of the first movable guide rail 104 and the second movable guide rail 105, the first movable guide rail 104 and the second movable guide rail 105 have a limiting effect on the movable base 201 of the movable limiting structure 2 until the movable base 201 moves to the upper end of the base body 101, the upper end of the hydraulic cylinder 206 arranged on the movable limiting structure 2 extends upwards, the telescopic rod at the upper end of the hydraulic cylinder 206 at the other side of the base body 101 is inserted in alignment with the first through hole 203 arranged at the lower end of the telescopic rod of the movable base 201, the hydraulic cylinder 206 at the other side of the base body 101 limits the movable base 201, the telescopic rod of the hydraulic cylinder 206 at one side of the base body 101 extends upwards, the telescopic rod of the hydraulic cylinder 206 at one side of the base body 101 is inserted into the hole of the first through hole 203 formed at one side of the lower end of the movable base 201, the butt joint between the movable base 201 and the hydraulic cylinder 206 is completed, the butt joint between the hydraulic cylinder 206 and the movable base 201 can effectively prevent the movable base 201 from moving along the first movable guide rail 104 and the second movable guide rail 105 again, at the moment, the driving structure 8 and the connecting structure 10 are connected with the movable mold 6 at the upper end of the alignment fixed mold 5, when in use, the computer case board is placed at the upper end of the alignment fixed mold 5, the driving structure 8 drives the connecting structure 10 and the guide support frame 3 to punch downwards, the guide support frame 3 drives the butt joint block 401 to move downwards in the downward punching process, the inserted link 403 limits the butt joint block 401, and the lower end of the butt joint block contacts with the buffer spring 405, the buffer spring 405 performs buffer protection between the butt-joint block 401 and the circular disc 404, reduces the impact of the butt-joint block 401 on the fixing frame 406, and during the downward impact of the guide support frame 3, because the assembly part 305 exists between the guide support frame 3 and the support rod of the base body 101, the first ball 3053 and the second ball 3056 on the side wall of the assembly part 305 contact with the support rod of the base body 101, the balls can reduce the abrasion between the guide support frame 3 and the base body 101, thereby protecting the contact end between the guide support frame 3 and the seat body 101, reducing the replacement of the wear-resistant strip of the contact end between the original guide support frame 3 and the seat body 101, and when the die needs to be replaced after the punching is finished, the hydraulic cylinder 206 cancels the butt joint with the moving seat 201, the connecting structure 10 cancels the connection with the moving mold 6, the moving seat 201 is pushed again to enter the moving guide rail on the other side of the seat body 101, and the other group of the movable limiting structures 2 enter the seat body 101 through the moving guide rail on one side of the seat body 101.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a punching equipment is used in processing of computer machine case, includes stationary mould (5), movable mould (6), roof-rack (7), drive structure (8), mounting bracket (9), connection structure (10), department is provided with drive structure (8) in the middle of the upper end of roof-rack (7), and the lower extreme of roof-rack (7) is provided with mounting bracket (9), the lower extreme of drive structure (8) is connected with connection structure (10), and the lower extreme of connection structure (10) is connected with movable mould (6), the lower extreme of movable mould (6) is provided with stationary mould (5), its characterized in that: the movable type base comprises a base body (101), a first concave groove (102), a second concave groove (103), a first movable guide rail (104) and a second movable guide rail (105), wherein the first concave groove (102) is formed in the front side of the upper end of the base body (101), the first movable guide rail (104) is arranged in the first concave groove (102), the second concave groove (103) is formed in the rear side of the upper end of the base body (101), the second movable guide rail (105) is arranged in the second concave groove (103), a movable type limiting structure (2) is arranged at the upper ends of the first movable guide rail (104) and the second movable guide rail (105), the movable type limiting structure (2) is matched with the movable type base (1), and a fixed mold (5) is fixedly arranged at the upper end of the movable type limiting structure (2), be provided with first limit structure (4) between pedestal (101) one side bracing piece, and be provided with second limit structure (11) between pedestal (101) the opposite side bracing piece, be connected with between first limit structure (4) and second limit structure (11) direction support frame (3), and direction support frame (3) and connection structure (10) are connected, direction support frame (3) are including support body (301), butt joint groove (302), lead to groove (303), third round hole (304), built-up member (305), and the upper end both sides department of support body (301) has seted up butt joint groove (302), logical groove (303) have been seted up to the upper end four corners department of support body (301), and have seted up third round hole (304) to the pore wall that leads to groove (303), it has built-up member (305) to lead to groove (303) inslot, built-up member (305) is including equipment frame (3051), first round hole (3052), The assembling frame comprises a first ball (3053), a first fixing rod (3054), a second round hole (3055), a second ball (3056), a second fixing rod (3057) and a connector (3058), wherein the side wall of the assembling frame (3051) is provided with the first round hole (3052), the first ball (3053) is embedded into the first round hole (3052), the first fixing rod (3054) is inserted into the side wall of the first ball (3053), the first fixing rod (3054) penetrates through the assembling frame (3051), the first ball (3053) is connected with the rod head connector (3058), the side wall of the assembling frame (3051) is provided with the second round hole (3055), the second ball (3056) is embedded into the hole of the second round hole (3055), the side wall of the second ball (6) is provided with the hole into which the second fixing rod (3057) is inserted, the second fixing rod (3057) penetrates through the assembling frame (3051) and the second ball (3056) is connected with the other rod head (3058), the first ball (3053), the second ball (3056) and the fixing rod are movably arranged, the first ball (3053) and the second ball (3056) are exposed out of round holes formed in the side wall of the assembly frame (3051), the first ball (3053), the second ball (3056) and the assembly frame (3051) are movably arranged, a connecting piece at the upper end of the assembly frame (3051) is embedded into a groove formed in the upper end of the frame body (301), a threaded hole formed in the end face of the connecting piece at the upper end of the assembly frame (3051) is aligned with a threaded hole formed in the bottom of the groove formed in the upper end of the frame body (301), the first limiting structure (4) and the second limiting structure (11) are identical in structure, the first limiting structure (4) comprises an abutting block (401), a jack (402), an inserting rod (403), a circular disc (404), a buffer spring (405) and a fixing frame (406), and the jack (402) is formed in the upper end of the abutting block (401), insert inserted bar (403) in jack (402) hole, and the lower extreme pole cover of inserted bar (403) has cup jointed buffer spring (405), the lower extreme of inserted bar (403) is provided with circular dish (404), and the lower extreme of circular dish (404) is connected with mount (406), mount (406) and two support frame fixed connection of pedestal (101) lateral wall, and be connected through the bolt between mount (406) and circular dish (404), butt joint groove (302) adaptation setting that butt joint piece (401) and support body (301) were seted up, and through bolt fixed connection between butt joint piece (401) and support body (301), the ball that equipment frame (3051) lateral wall set up touches pedestal (101) bracing piece lateral wall, the hole is seted up to mounting bracket (9) lateral wall is run through to inserted bar (403) that butt joint piece (401) stretches out.

2. The punching equipment for machining the computer case according to claim 1, wherein: the movable base (1) further comprises a first semicircular groove (106) and a second semicircular groove (107), the first semicircular groove (106) is formed in one side of the base body (101), the second semicircular groove (107) is formed in the other side of the base body (101), the first movable guide rail (104) and the second movable guide rail (105) are identical in structure, the first movable guide rail (104) and the second movable guide rail (105) are matched with the first concave groove (102) and the second concave groove (103) formed in the base body (101), and the first movable guide rail (104) and the second movable guide rail (105) are symmetrically arranged with the center line of the upper end face of the base body (101).

3. The punching device for machining the computer case according to claim 2, wherein: structure (2) is injectd including removing seat (201), mounting groove (202), first through-hole (203), semicircle protection casing (204), second through-hole (205), pneumatic cylinder (206), and the upper end of removing seat (201) has seted up mounting groove (202), first through-hole (203) have been seted up to mounting groove (202) tank bottom, the semicircle inslot that pedestal (101) were seted up is provided with semicircle protection casing (204), and the upper end of semicircle protection casing (204) has seted up second through-hole (205), be provided with pneumatic cylinder (206) in the cover of semicircle protection casing (204), and pneumatic cylinder (206) telescopic link runs through second through-hole (205) and stretches out.

4. The punching device for machining the computer case according to claim 3, wherein: welded connection between semicircle protection casing (204) and pedestal (101), and second through-hole (205) that semicircle protection casing (204) was seted up and first through-hole (203) adaptation that the removal seat (201) lower extreme was seted up, hydraulic cylinder (206) telescopic link runs through second through-hole (205) and inserts into first through-hole (203) that the removal seat (201) lower extreme was seted up downtheholely.