CN210847953U

CN210847953U - Metal water tank punching press riveting precision mould

Info

Publication number: CN210847953U
Application number: CN201921432314.3U
Authority: CN
Inventors: 谭勇德; 焦贵容; 焦光斌; 焦琴
Original assignee: Zhuhai Yongcheng Hardware Plastic Co ltd
Current assignee: Zhuhai Yongcheng Hardware Plastic Co ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-06-26
Anticipated expiration: 2029-08-30

Abstract

The utility model discloses a metal water tank punching press riveting precision mould, the on-line screen storage device comprises a base, the equal rigid coupling in the top left and right sides of base has branch, the inside of diaphragm is equipped with the telescoping device, the top of base is equipped with the die cavity, the left and right sides of base all is equipped with adjusting device, adjusting device's top is equipped with the extrusion subassembly. This precision mould is riveted in metal water tank punching press, through the curved bar, the gyro wheel, eccentric gear, the square bar, cooperation between second threaded rod and the nut, realized fixing the iron sheet, and then can effectually prevent that the iron sheet from appearing the problem of skew at the riveting in-process of punching press, the accuracy of riveting position has been guaranteed, the concatenation of water tank is carried out in the later stage of being convenient for, and through the thick pole, cooperation between first threaded rod and the plectane, realized changing the height between lug and the die cavity, be convenient for rivet the iron sheet of different thickness, the use limitation of this precision mould is riveted in metal water tank punching press has been reduced.

Description

Metal water tank punching press riveting precision mould

Technical Field

The utility model relates to a punching press riveting mould technical field specifically is a metal water tank punching press riveting precision mould.

Background

The punching riveting is to perform a punching process on a special pressure device through a circular male die and a female die, to extrude the connected plates into the female die to form interlocking mechanical connection between the plates, and the plate forming principle is as follows: the male die continuously descends, the material on the side of the male die is pressed and bent and partially generates plastic deformation, meanwhile, the material on the side of the female die is extruded to flow downwards together and gradually flow towards the inner groove of the female die under the action of stamping force until the annular groove of the female die is filled, at this time, the material on the side of the male die is embedded into the material on the side of the female die to form a stamping riveting point, and the mechanical connection of upper and lower plates is realized, in the process of manufacturing the metal water tank, in order to ensure the sealing between the plates, the connection is carried out in a common stamping riveting mode, but in the using process of the stamping riveting die in the prior art, the iron sheet is not convenient to fix, so that once the iron sheet deviates in the riveting process, the deviation between the riveting position and the expectation exists, the water tank can not be spliced easily caused, and sometimes the thickness of the iron sheet is different, in the, the extruded part can not be adjusted, and the operation has certain limitation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a metal water tank punching press riveting precision mold, in order to solve the in-process that the punching press riveting mold that proposes among the prior art is using among the above-mentioned background art, be not convenient for fix the iron sheet, consequently at the in-process of riveting, in case the iron sheet takes place the skew, then can lead to the position of riveting and anticipating to have the deviation, cause the unable concatenation of water tank easily, and the thickness of iron sheet is different sometimes, in the mould use among the prior art, extruded part can't be adjusted, the operation has the problem of certain limitation.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a metal water tank punching press riveting precision mould, includes the base, the equal rigid coupling in top left and right sides of base has branch, the top of base is equipped with the diaphragm, the bottom left and right sides of diaphragm respectively with the top rigid coupling of two branches together, the inside of diaphragm is equipped with the telescoping device, the top of base is equipped with the die cavity, the left and right sides of base all is equipped with adjusting device, adjusting device's top is equipped with the extrusion subassembly.

Preferably, the telescoping device includes thick pole, first threaded rod and ring, the outer wall of thick pole runs through the diaphragm through erecting the hole, and thick pole and erecting hole clearance fit, the outer wall top of thick pole is in the same place with the inner wall rigid coupling of ring, the spring has been cup jointed to the outer wall of thick pole, the both ends of spring offset tightly with ring and diaphragm respectively, the bottom and the first threaded rod screw of thick pole link to each other, the bottom rigid coupling of first threaded rod has the plectane, the bottom rigid coupling of plectane has the lug.

Preferably, the outer side of the circular plate is flush with the outer side of the thick rod.

Preferably, adjusting device includes second threaded rod, nut and bearing, the inboard end of second threaded rod rotates through the outside of bearing and base and links to each other, the outer wall of second threaded rod links to each other with the inner wall screw thread of nut, the terminal rigid coupling in outside of second threaded rod has the round handle.

Preferably, the extrusion subassembly includes curved bar, gyro wheel and eccentric gear, the inboard end of curved bar links to each other with the gyro wheel rotation through first round pin axle, the outside end and the eccentric gear rigid coupling of curved bar are in the same place, eccentric gear's below is equipped with the support, the support passes through the second round pin axle and links to each other with eccentric gear rotation, eccentric gear's bottom meshing is connected with the square pole, the bottom of square pole is in the same place with the top rigid coupling of nut, the square pole passes through horizontal groove and base clearance fit.

Preferably, the outer side of the nut is flush with the end of the square bar.

Compared with the prior art, the beneficial effects of the utility model are that: this precision mould is riveted in metal water tank punching press, through the curved bar, the gyro wheel, eccentric gear, the square bar, cooperation between second threaded rod and the nut, realized fixing the iron sheet, and then can effectually prevent that the iron sheet from appearing the problem of skew at the riveting in-process of punching press, the accuracy of riveting position has been guaranteed, the concatenation of water tank is carried out in the later stage of being convenient for, and through the thick pole, cooperation between first threaded rod and the plectane, realized changing the height between lug and the die cavity, be convenient for rivet the iron sheet of different thickness, the use limitation of this precision mould is riveted in metal water tank punching press has been reduced.

Drawings

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

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is a schematic view showing a connection structure of the crank lever, the eccentric gear and the second threaded lever of FIG. 2;

fig. 4 is a schematic view of the connection relationship between the thick rod, the ring and the spring in fig. 2.

In the figure: 1. the device comprises a squeezing assembly, 101, a curved rod, 102, a first pin shaft, 103, a roller, 104, an eccentric gear, 105, a second pin shaft, 106, a support, 107, a square rod, 108, a transverse groove, 2, an adjusting device, 201, a second threaded rod, 202, a nut, 203, a bearing, 204, a round handle, 3, a telescopic device, 301, a thick rod, 302, a vertical hole, 303, a first threaded rod, 304, a round plate, 305, a lug, 306, a round ring, 307, a spring, 4, a base, 5, a cavity, 6, a transverse plate, 7 and a support rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a metal water tank punching press riveting precision mould, including base 4, base 4's top is used for treating two iron sheets that the riveting is in the same place, the equal rigid coupling in top left and right sides of base 4 has branch 7, base 4's top is equipped with diaphragm 6, diaphragm 6's the bottom left and right sides respectively with the top rigid coupling of two branch 7 together, diaphragm 6's inside is equipped with telescoping device 3, base 4's top is equipped with die cavity 5, base 4's the left and right sides all is equipped with adjusting device 2, adjusting device 2's top is equipped with extrusion subassembly 1.

The telescoping device 3 comprises a thick rod 301, a first threaded rod 303 and a circular ring 306, the outer wall of the thick rod 301 penetrates through the transverse plate 6 through a vertical hole 302, the top of the thick rod 301 is controlled to lift through an external hydraulic device, the vertical hole 302 plays a limiting role on the thick rod 301, the thick rod 301 is in clearance fit with the vertical hole 302, the upper part of the outer wall of the thick rod 301 is fixedly connected with the inner wall of the circular ring 306, the outer wall of the thick rod 301 is sleeved with a spring 307, the spring 307 is matched with the circular ring 306 to prevent the thick rod 301 from falling into the vertical hole 302 when not in use, two ends of the spring 307 are respectively abutted against the circular ring 306 and the transverse plate 6, the bottom of the thick rod 301 is in threaded connection with the first threaded rod 303, the initial height of the convex block can be adjusted through the matching of the first threaded rod 303 and the thick rod 301, further, the stroke of the thick rod 301 lifting up and down is furthest reduced, the bottom of the first threaded rod 303 is fixedly connected with a circular, the outer side of the circular plate 304 is flush with the outer side of the thick rod 301.

Adjusting device 2 includes second threaded rod 201, nut 202 and bearing 203, the inboard end of second threaded rod 201 is rotated through the outside of bearing 203 with base 4 and is linked to each other, bearing 203 plays the effect of support to second threaded rod 201, the outer wall of second threaded rod 201 links to each other with the inner wall screw thread of nut 202, cooperation through second threaded rod 201 and nut 202, position about can adjusting square bar 107 when having realized rotating second threaded rod 201, the terminal rigid coupling in outside of second threaded rod 201 has round handle 204, convenient to use person rotates second threaded rod 201 through round handle 204.

The extrusion assembly 1 comprises a curved bar 101, a roller 103 and an eccentric gear 104, the inner end of the curved bar 101 is rotatably connected with the roller 103 through a first pin shaft 102, the roller 103 can fix an iron sheet placed on the top of the base 4, the outer end of the curved bar 101 is fixedly connected with the eccentric gear 104, a bracket 106 is arranged below the eccentric gear 104, the bracket 106 is matched with a second pin shaft 105 to support the eccentric gear 104, the bracket 106 is rotatably connected with the eccentric gear 104 through the second pin shaft 105, the bottom of the eccentric gear 104 is engaged and connected with a square bar 107, when the square bar 107 moves left and right under the driving of a nut 202, the eccentric gear 104 can be driven to rotate, the roller 103 is driven to move through the curved bar 101, so that the iron sheet on the top of the base 4 is tightly supported by the roller 103, the bottom of the square bar 107 is fixedly connected with the top of the nut 202, and the square bar 107 is in clearance fit with the base 4 through a transverse groove 108, the outer side of the nut 202 is flush with the end of the square bar 107.

When the precision die for punching and riveting the metal water tank is used, firstly, two iron sheets to be riveted together are stacked on the top of a base 4, the position to be riveted is positioned on the top of a cavity 5, then a circular plate 304 is rotated according to the thickness of the two iron sheets, the height of a convex block 305 is adjusted through the matching of a first threaded rod 303 and a thick rod 301, so that the bottom of the convex block 305 is 2-5 mm away from the upper part of the upper iron sheet, at the moment, the circular plate 304 is stopped to rotate, a circular handle 204 is rotated to drive a circular handle 204 to drive a second threaded rod 201 to rotate, the second threaded rod 201 drives a square rod 107 to move leftwards along the inner wall of a square groove 108 through the matching between the second threaded rod and a nut 202, at the moment, the square rod 107 drives an eccentric gear 104 to rotate clockwise, the eccentric gear 104 drives a roller 103 to rotate clockwise through a curved rod 101, the bottom of the roller 103 is tightly abutted, thick pole 301 downstream, thick pole 301 drives lug 305 through first threaded rod 303 and promotes the inside that the iron sheet inserted die cavity 5, through the deformation of two-layer iron sheet, accomplishes the riveting, and the shrink of external hydraulic means of control, thick pole 301 and lug 305 are at this moment under the effect of spring 307, upward movement and iron sheet separation, and the antiport circle handle 204 for gyro wheel 103 and iron sheet separation, the iron sheet that will rivet well is taken off from the top of base 4 can.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

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

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

Claims

1. The utility model provides a metal water tank punching press riveting precision mold, includes base (4), its characterized in that: the equal rigid coupling in top left and right sides of base (4) has branch (7), the top of base (4) is equipped with diaphragm (6), the bottom left and right sides of diaphragm (6) respectively with the top rigid coupling of two branch (7) together, the inside of diaphragm (6) is equipped with telescoping device (3), the top of base (4) is equipped with die cavity (5), the left and right sides of base (4) all is equipped with adjusting device (2), the top of adjusting device (2) is equipped with extrusion subassembly (1).

2. The precision die for stamping and riveting the metal water tank as claimed in claim 1, wherein: telescoping device (3) are including thick pole (301), first threaded rod (303) and ring (306), the outer wall of thick pole (301) runs through diaphragm (6) through erecting hole (302), and thick pole (301) and erecting hole (302) clearance fit, the outer wall top of thick pole (301) is in the same place with the inner wall rigid coupling of ring (306), the outer wall of thick pole (301) has cup jointed spring (307), the both ends of spring (307) respectively with ring (306) and diaphragm (6) counterbalance tightly, the bottom and first threaded rod (303) screw of thick pole (301) link to each other, the bottom rigid coupling of first threaded rod (303) has plectane (304), the bottom rigid coupling of plectane (304) has lug (305).

3. The precision die for stamping and riveting the metal water tank as claimed in claim 2, wherein: the outer side of the circular plate (304) is flush with the outer side of the thick rod (301).

4. The precision die for stamping and riveting the metal water tank as claimed in claim 1, wherein: adjusting device (2) include second threaded rod (201), nut (202) and bearing (203), the inboard end of second threaded rod (201) is rotated through the outside of bearing (203) with base (4) and is linked to each other, the outer wall of second threaded rod (201) links to each other with the inner wall screw thread of nut (202), the terminal rigid coupling in outside of second threaded rod (201) has round handle (204).

5. The precision die for stamping and riveting the metal water tank as claimed in claim 1, wherein: extrusion subassembly (1) includes curved bar (101), gyro wheel (103) and eccentric gear (104), the inboard end of curved bar (101) rotates with gyro wheel (103) through first round pin axle (102) and links to each other, the outside end of curved bar (101) is in the same place with eccentric gear (104) rigid coupling, the below of eccentric gear (104) is equipped with support (106), support (106) rotate with eccentric gear (104) through second round pin axle (105) and link to each other, the bottom meshing of eccentric gear (104) is connected with square bar (107), the bottom of square bar (107) is in the same place with the top rigid coupling of nut (202), square bar (107) are through horizontal groove (108) and base (4) clearance fit.

6. The precision die for stamping and riveting the metal water tank as claimed in claim 4, wherein: the outer side of the nut (202) is flush with the end of the square rod (107).