CN218660629U

CN218660629U - Double-crankshaft precision steel frame punch press body

Info

Publication number: CN218660629U
Application number: CN202223273870.5U
Authority: CN
Inventors: 沈凯
Original assignee: Ningbo Zhongxing Intelligent Equipment Co ltd
Current assignee: Ningbo Zhongxing Intelligent Equipment Co ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-03-21
Anticipated expiration: 2032-12-07

Abstract

The application discloses a double-crankshaft precision steel frame punch press body, which belongs to the technical field of precision steel frame punch presses and is used for processing and forming parts and comprises a base, a body and a double-crankshaft mechanism, wherein a square hole is formed in the top end of the base, a circular hole is formed in the front end of the base, a rotating shaft is connected in the circular hole in a rotating mode, one end of the rotating shaft extends out of the base, and a knob is fixedly connected with the rotating shaft; the front wall and the rear wall of the square hole are both provided with sliding grooves, the sliding grooves are provided with two groups and are vertically symmetrical about the rotating shaft, the sliding grooves are connected with limiting columns in a sliding mode, the limiting columns are fixedly connected with moving blocks, the bottom ends of the moving blocks above the limiting columns are provided with tooth grooves, and the top ends of the moving blocks above the limiting columns are fixedly connected with first baffle plates; the top end of the moving block below is provided with a tooth socket, and the top end is fixedly connected with a second baffle plate; the circumferential surface of the rotating shaft in the square hole is fixedly connected with a gear, and the gear is meshed with the tooth groove; the utility model discloses can not lead to the mould perk when pressing the part into the die cavity, make the part ideal that takes shape, guarantee the quality of demolding back part.

Description

Double-crankshaft precision steel frame punch press body

Technical Field

The application relates to the technical field of precision steel frame punching machines, in particular to a double-crankshaft precision steel frame punching machine body.

Background

The punch press is a stamping type press. In national production, the stamping process has the advantages of material and energy conservation, high efficiency, low technical requirement on operators and capability of making products which cannot be machined through various die applications compared with the traditional machining, so that the stamping process has wider and wider application. The stamping production is mainly for plates, blanking, punching, forming, deep drawing, trimming, fine stamping, shaping, riveting, extruding and the like can be performed through a die, and the stamping production is widely applied to various fields.

However, the existing double-crankshaft precision steel frame punch press body has the following defects: for example, in the existing punching machine, a die is scratched from the front side of a workbench, a sliding block is used for pushing a sliding plate, and a part is punched into the die, but because the die is not fixed on the workbench, when the part is irregular, the sliding plate extrudes the part, one end of the die possibly tilts, so that the part cannot be filled in a die cavity, the shape of the part after being demoulded is not ideal, and the quality of the part is ensured by a punching machine body capable of fixing the die.

Disclosure of Invention

An object of this application is to provide a punch press fuselage of mould can be fixed, guarantees the slide and can steadily extrude the die cavity with the material, makes the part quality of demolding obtain guaranteeing.

In order to achieve the above purposes, the technical scheme adopted by the application is as follows: a double-crankshaft precision steel frame punch press body comprises a base, a body and a double-crankshaft mechanism, wherein the body is fixedly connected to the top end of the base, the body is 7-shaped, the bottom surface of the top end of the body is fixedly connected with the double-crankshaft mechanism, the bottom end of the double-crankshaft mechanism is connected with a sliding block in a sliding mode, and the bottom end of the sliding block is fixedly connected with a sliding plate;

the top end of the base is provided with two square holes which are transversely parallel; a circular hole is formed in the front end of the base, is perpendicular to the square hole and is communicated with the square hole in the rear; a rotating shaft is rotatably connected in the circular hole, one end of the rotating shaft is rotatably connected with the rear wall of the square hole at the rear part, and the other end of the rotating shaft extends out of the base and is fixedly connected with a knob; the front wall and the rear wall of the square hole are both provided with sliding grooves, the sliding grooves are provided with two groups and are vertically symmetrical about the rotating shaft, limiting columns are connected in the sliding grooves in a sliding mode, the limiting columns in one group of the sliding grooves are fixedly connected with moving blocks, the bottom ends of the two upper moving blocks are both provided with tooth grooves, and the top ends of the two upper moving blocks are fixedly connected with a first baffle together; tooth grooves are formed in the top ends of the two lower moving blocks, and the top ends of the two lower moving blocks are fixedly connected with a second baffle plate through a connecting plate; the periphery of the rotating shaft in the square hole is fixedly connected with a gear, and the gear is meshed with the tooth groove.

Preferably, the top ends of the two upper moving blocks are flush with the top end of the base, and the bottom ends of the first baffle plate and the second baffle plate are attached to the top end of the base.

As another preferred mode, the bottom surface at fuselage top end fixedly connected with control panel, control panel and double crankshaft mechanism electric connection.

Preferably, the bottom of the front end of the base is provided with a placing groove.

Further preferably, the bottom end of the base is fixedly connected with a rubber pad, and the shape of the rubber pad is consistent with that of the base.

Compared with the prior art, the beneficial effect of this application lies in:

the utility model discloses a rotatory knob drives the pivot and rotates, drive the gear revolve in the square hole, the upper and lower part of gear respectively with the bottom tooth's socket of top movable block and the tooth's socket meshing on below movable block top, thereby drive, the movable block is close to or keeps away from simultaneously down, utilize top movable block fixed connection's first baffle and below movable block fixed connection's second baffle, extrude the mould simultaneously, thereby play the effect of centre gripping, ensure that the mould is fixed in the base bottom, when the slider promotes the slide and moves down, the stable punching press of part reaches the shape of ideal in to the die cavity, the quality of part after the demolding has been guaranteed.

Drawings

FIG. 1 is a schematic view of the overall structure of the double-crankshaft precision steel frame punch press body;

FIG. 2 is a sectional view of a portion of the structure of the double crankshaft precision steel frame punch press body;

FIG. 3 is an enlarged schematic view of part A of the double crankshaft precision steel frame punch press body in FIG. 2;

fig. 4 is an enlarged schematic view of part B in fig. 3 of the double-crankshaft precision steel frame punch press body.

In the figure: 1. a base; 2. a body; 3. a control screen; 4. a double-crankshaft mechanism; 5. a slider; 6. a slide plate; 7. a first baffle plate; 8. a second baffle; 9. a knob; 10. a rubber pad; 11. a placement groove; 12. a square hole; 13. a chute; 14. a moving block; 15. a limiting column; 16. a rotating shaft; 17. a circular hole; 18. a gear; 19. a tooth socket.

Detailed Description

The present application is further described below with reference to specific embodiments, and it should be noted that, without conflict, any combination between the embodiments or technical features described below may form a new embodiment.

In the description of the present application, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship shown in the drawings are based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be construed as limiting the specific scope of protection of the present application.

It is noted that the terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

The terms "comprises," "comprising," and "having," and any variations thereof, in the description and claims of this application, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

As shown in fig. 1-4, the double-crankshaft precision steel frame punch press body comprises a base 1, a body 2 and a double-crankshaft mechanism 4, wherein the top end of the base 1 is fixedly connected with the body 2, the body 2 is 7-shaped, the bottom surface of the top end is fixedly connected with the double-crankshaft mechanism 4, the bottom end of the double-crankshaft mechanism 4 is slidably connected with a sliding block 5, and the bottom end of the sliding block 5 is fixedly connected with a sliding plate 6; the base 1 and the machine body 2 are both made of precision steel, and the machine body 2 has good rigidity;

the top end of the base 1 is provided with two square holes 12, and the two square holes 12 are transversely parallel; a circular hole 17 is formed in the front end of the base 1, the circular hole 17 is perpendicular to the square hole 12, and the square hole 12 is communicated with the rear side of the circular hole 17; a rotating shaft 16 is rotatably connected in the circular hole 17, one end of the rotating shaft 16 is rotatably connected with the rear wall of the square hole 12 at the rear part, and the other end of the rotating shaft 16 extends out of the base and is fixedly connected with a knob 9; the front wall and the rear wall of the square hole 12 are both provided with sliding grooves 13, the sliding grooves 13 are provided with two groups and are vertically symmetrical about a rotating shaft 16, limiting columns 15 are connected in the sliding grooves 13 in a sliding mode, the limiting columns 15 in one group of sliding grooves 13 are fixedly connected with moving blocks 14, the bottom ends of the two upper moving blocks 14 are both provided with tooth grooves 19, and the top ends of the two upper moving blocks 14 are fixedly connected with a first baffle 7 together; tooth grooves 19 are formed in the top ends of the two lower moving blocks 14, and the top ends of the two lower moving blocks are fixedly connected with the second baffle 8 through a connecting plate; a gear 18 is fixedly connected to the circumferential surface of the rotating shaft 16 positioned in the square hole 12, and the gear 18 is meshed with the tooth groove 19; the rear wall of the square hole 12 positioned at the rear is provided with a bearing, the circular hole 17 is also internally provided with a bearing, the rotating shaft 16 is stabilized in the circular hole 17 through the two bearings, and the rotating shaft 16 can be rotated by rotating the knob 9; the upper part and the lower part of the gear 18 are simultaneously meshed with a toothed groove 19 at the lower end of an upper moving block 14 and a toothed groove 19 at the upper end of a lower moving block 14, when the knob 9 rotates clockwise, the upper moving block 14 moves rightwards under the matching of the gear 18 and the toothed groove 19, and the lower moving block 14 moves leftwards, so that the first baffle 7 and the second baffle 8 are driven to simultaneously approach, a mold is clamped, the situation that when the sliding plate 6 extrudes the part, the shape of the part after mold stripping is not ideal due to mold tilting is ensured, and the quality and the yield of the required part are ensured; the knob 9 is rotated anticlockwise to enable the first baffle 7 and the second baffle 8 to be away from each other at the same time, so that the die can be replaced conveniently and the die with different widths can be adapted to.

The top ends of the two upper moving blocks 14 are flush with the top end of the base 1, and the bottom end of the first baffle 7 and the bottom end of the second baffle 8 are both attached to the top end of the base 1; the height of the connecting plate is the distance from the top end of the moving block 14 below to the top end of the base 1, so that the bottom end of the second baffle plate 8 is ensured to be attached to the top end of the base 1, and actually, the first baffle plate 7 and the second baffle plate 8 can not be attached to the top end of the base 1, but for the stability of the first baffle plate 7 and the second baffle plate 8, the height of the connecting plate is as short as possible.

The bottom surface of the top end of the machine body 2 is fixedly connected with a control screen 3, and the control screen 3 is electrically connected with a double-crankshaft mechanism 4; the height of the control screen 3 is the height of human eyes, so that an operator can observe and control the control screen conveniently; the parameters of the double-crankshaft mechanism 4 are controlled by the control panel 3 so as to adapt to the production of more parts.

A placing groove 11 is formed in the bottom of the front end of the base 1; the placing groove 11 can be used for intensively storing defective parts, and is convenient to collect and place.

The bottom end of the base 1 is fixedly connected with a rubber pad 10, and the shape of the rubber pad 10 is consistent with that of the base 1; because part is when the punching press, and double crank mechanism 4 can produce certain impact force to base 1, installs rubber pad 10 in base 1 bottom, can make base 1 reduce the impact on the one hand, and on the other hand also can play certain guard action to ground to make whole lathe life obtain improving.

The working principle is as follows: when the novel die is used, the knob 9 is rotated anticlockwise firstly to drive the rotating shaft 16 to rotate anticlockwise, the gear 18 sleeved on the circumferential surface of the rotating shaft 16 in the square hole 12 is respectively meshed with the tooth socket 19 at the bottom end of the moving block 14 above and the tooth socket 19 at the top end of the moving block 14 below, when the gear 18 rotates anticlockwise, the moving block 14 above moves leftwards under the matching of the limiting column 15 above and the sliding chute 13 above, the moving block 14 below moves rightwards under the matching of the limiting column 15 below and the sliding chute 13 below, so that the first baffle 7 fixedly connected with the moving block 14 above moves leftwards and the second baffle 8 fixedly connected with the moving block 14 below moves rightwards through the connecting plate are driven, the die is placed at the top end of the base 1, the sliding plate 6 is pushed downwards through the sliding block 5 slidably connected with the double-crankshaft mechanism 4 under the matching of the gear 18 and the tooth socket 19, a part is extruded into a die cavity of the die, and the shape of the part is ideal; the parameters of the double-crankshaft mechanism 4 can be regulated and controlled through the control screen 3, so that the processing of various parts is met; the rubber pad 10 positioned at the bottom end of the base 1 can effectively reduce the impact force of the base 1 so as to prolong the service life of the machine tool; the double-crankshaft precision steel frame punch body is improved, the whole rigidity is good, the sliding plate 6 cannot cause the tilting of a die when pressing down parts, the parts are formed ideally, and the yield of required parts is improved.

The foregoing has described the general principles, essential features, and advantages of the application. It will be understood by those skilled in the art that the present application is not limited to the embodiments described above, which are merely illustrative of the principles of the application, but that various changes and modifications may be made without departing from the spirit and scope of the application, and these changes and modifications are intended to be within the scope of the application as claimed. The scope of protection claimed by this application is defined by the following claims and their equivalents.

Claims

1. The utility model provides a precision steel frame punch press fuselage of double crankshafts, includes base, fuselage and double crankshafts mechanism, base top fixedly connected with fuselage, the fuselage is "7" font and top bottom surface fixedly connected with double crankshafts mechanism, its characterized in that: the bottom end of the double-crankshaft mechanism is connected with a sliding block in a sliding manner, and the bottom end of the sliding block is fixedly connected with a sliding plate; the top end of the base is provided with two square holes which are transversely parallel; a circular hole is formed in the front end of the base, is perpendicular to the square hole and is communicated with the square hole in the rear; a rotating shaft is rotatably connected in the circular hole, one end of the rotating shaft is rotatably connected with the rear wall of the square hole at the rear part, and the other end of the rotating shaft extends out of the base and is fixedly connected with a knob; the front wall and the rear wall of the square hole are both provided with sliding grooves, the sliding grooves are provided with two groups and are vertically symmetrical about the rotating shaft, limiting columns are connected in the sliding grooves in a sliding mode, the limiting columns in one group of the sliding grooves are fixedly connected with moving blocks, the bottom ends of the two upper moving blocks are both provided with tooth grooves, and the top ends of the two upper moving blocks are fixedly connected with a first baffle together; tooth grooves are formed in the top ends of the two lower moving blocks, and the top ends of the two lower moving blocks are fixedly connected with a second baffle plate through a connecting plate; the periphery of the rotating shaft in the square hole is fixedly connected with a gear, and the gear is meshed with the tooth groove.

2. The double-crankshaft precision steel frame punch press body of claim 1, wherein: the top ends of the moving blocks above the two moving blocks are flush with the top end of the base, and the bottom end of the first baffle and the bottom end of the second baffle are attached to the top end of the base.

3. The double-crankshaft precision steel frame punch press body of claim 1, wherein: the bottom surface fixedly connected with control panel on fuselage top, control panel and double crank mechanism electric connection.

4. The double-crankshaft precision steel frame punch press body of claim 1, wherein: the bottom of the front end of the base is provided with a placing groove.

5. The machine body of the double-crankshaft precision steel frame punch press as claimed in claim 1, wherein: the bottom end of the base is fixedly connected with a rubber pad, and the shape of the rubber pad is consistent with that of the base.