CN213796756U

CN213796756U - Rotary pressure head device of cutting machine

Info

Publication number: CN213796756U
Application number: CN202022883819.0U
Authority: CN
Inventors: 施建南; 许荣宣
Original assignee: Quanzhou Rongyi Machinery Technology Co ltd
Current assignee: Quanzhou Rongyi Machinery Technology Co ltd
Priority date: 2020-12-05
Filing date: 2020-12-05
Publication date: 2021-07-27
Anticipated expiration: 2030-12-05

Abstract

The utility model discloses a rotatory pressure head device of cutting machine belongs to and decides equipment technical field, including the portal frame of sliding connection with pneumatic cylinder, the piston end fixedly connected with base of pneumatic cylinder, the base rotates and is connected with and has the die holder from the driving wheel, is provided with the servo motor who has the action wheel on the pneumatic cylinder, the action wheel with from not hard up cooperation on the driving wheel have the belt, servo motor just is located the action wheel and rotates between the driving wheel and is connected with two supports, two supports all are provided with the tight wheel that expands, be provided with between two supports and make between two supports towards keeping away from direction pivoted elastic component each other. The utility model discloses a rotatory pressure head device of cutting machine utilizes the action wheel and follows the cooperation of driving wheel and belt, and steerable servo motor turned angle changes the turned angle of cutting die for the cutting die can reach the required angle of operator, reduces the distance of material between the cutting die, and then reduces the waste material of production, avoids extravagant material.

Description

Rotary pressure head device of cutting machine

Technical Field

The utility model relates to a decide equipment technical field, specifically be a rotatory pressure head device of cutting machine.

Background

The cutting machine is the indispensable equipment of part light industry, pressurize in the cutting die with the help of the effort of machine motion, the machine of punching type processing is carried out to non-metallic material, in order to increase the utilization ratio of material, need change the direction of cutting die at the cutting in-process, reduce the distance of material between the cutting die, and then reduce the waste material that produces, this makes many equipment manufacturers generally utilize the positive and negative rotation drive ram of belt to rotate, wherein utilize the bloated tight wheel to expand the loose limit of belt, thereby ensure being connected between belt and the pressure head.

The belt is after the live time is long, and the belt ageing phenomenon appears easily, needs to change it, but because the tight wheel that expands makes inconvenient to change the belt, and because the just reversal of belt, the loose edge and the tight limit of belt also can change, and the tight limit of belt receives the damage that the tight belt of bloating can accelerate, and the loose edge of belt does not receive the tight phenomenon that the belt skidded that then can appear of bloating.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem among the prior art, and the rotatory pressure head device of a cutting machine that proposes, two bloated tight wheel are then can change according to the pine side or tight side that contact to the tight power of expanding of belt to ensure the belt tight state of expanding all the time.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a rotatory pressure head device of cutting machine, includes the portal frame of sliding connection with the pneumatic cylinder, the piston end fixedly connected with base of pneumatic cylinder, the base rotates and is connected with the die holder that has from the driving wheel, be provided with the servo motor who has the action wheel on the pneumatic cylinder, the action wheel with from the epaxial not hard up cooperation of driving have the belt, servo motor just is located the action wheel and rotates between the driving wheel and is connected with two supports, two the support all is provided with the tight pulley that expands, two be provided with between the support and make between two supports towards keeping away from direction pivoted elastic component each other.

Through adopting above-mentioned technical scheme, under the initial condition, the inboard of butt belt can be down in the effect of elastic component to two bloated tight wheels, when the belt carries out the transmission, the belt that is located the tight side can increase the pressure to the bloated tight wheel, make the elastic component atress produce deformation, and the elastic component can transmit power to the bloated tight wheel that contacts with the pine side of belt because of the elasticity of self, can reduce the bloated tight power to the tight side of belt like this, the increase is to the bloated tight power of belt pine side, and when the belt carries out reverse drive, the bloated tight power of two bloated tight wheels to the belt then can change according to the pine side or the tight side of contact, thereby ensure the belt tight state of bloating all the time.

The utility model discloses further set up to: two the support rotates with servo motor through same root pivot to be connected, the elastic component is established the epaxial torsional spring of pivot including the cover, the torsional spring is connected with two supports respectively.

Through adopting above-mentioned technical scheme, utilize the characteristics of torsional spring self for two tight wheels of expanding can keep the state of looks butt with the belt, ensure to bring the effect of expanding tightly for the belt.

The utility model discloses further set up to: two equal fixedly connected with sliding block on the tight round of bloating, the sliding block run through to the support in and with support sliding connection, the slip direction of sliding block is unanimous with the length direction of support, be provided with the spacing subassembly of restriction tight round of position of bloating on the sliding block.

Through adopting above-mentioned technical scheme, when the belt is dismantled to needs, utilize spacing subassembly to remove the spacing to the tight wheel position that expands, then towards the direction slip tight wheel that expands that is close to the pivot, outside until the sliding block roll-off support for the tight wheel that expands is not with belt looks butt, thereby removes the tight that expands to the belt, and convenient like this is demolishd the belt from the action wheel with from the driving wheel, improves the convenience that the operator dismantled.

The utility model discloses further set up to: the limiting assembly comprises a clamping block and a spring, the sliding block is provided with a clamping groove in sliding connection with the clamping block, the spring is located in the clamping groove, the spring is respectively connected with the clamping block and the bottom of the clamping groove, and the support is provided with a sliding opening in sliding connection with the clamping block.

Through adopting above-mentioned technical scheme, when the position of tight wheel expands is fixed, the position of fixture block corresponds the slip mouth, the fixture block can stretch into to the slide mouth because the elasticity of spring in, utilize the cooperation of slip mouth and fixture block, the slip of restriction sliding block, when the spacing to the tight wheel that expands is relieved to needs, press down the fixture block towards the support in, the spring can the atress produce deformation, when the fixture block does not stretch into to the slide mouth in, it is spacing to the slip of sliding block to relieve, make the slider can the roll-off support outside, make the belt can not receive the tight of expanding of tight wheel.

The utility model discloses further set up to: one end of the clamping block, which is far away from the spring, is of a wedge-shaped structure, one side of the clamping block, which faces the rotating shaft, is a flat end face, and one side of the clamping block, which is far away from the rotating shaft, is a flat end face.

Through adopting above-mentioned technical scheme, when needs expand tightly to the belt, slide the slider in to the support, the inclined plane of fixture block can with support looks butt, through the interact of power, the fixture block can slide towards the draw-in groove, make the spring atress produce deformation, make the fixture block can not influence the slip of sliding block, along with the sliding block towards the slip of keeping away from the pivot direction, the support can rotate, and the tight bloated of tight wheel crescent to the belt, correspond the slip mouth when the fixture block, the fixture block can stretch into in the slip mouth because the elasticity of spring, thereby the position of restriction tight wheel expands, make the belt keep the tight state of expanding, can reduce the operation of pressing the fixture block like this, improve the operation of tight belt that expands.

To sum up, the utility model discloses following beneficial effect has: the tight power of expanding of two tight wheel pairs belts then can change according to the pine side or tight side of contact to ensure the belt state of expanding all the time, and the user can change the position of the tight wheel that expands, removes the tightness of expanding to the belt, makes the belt dismantle easily, improves user's operation convenience.

Drawings

Fig. 1 is a first schematic structural view of a rotary press head device of a cutting machine according to the present invention;

fig. 2 is a schematic structural diagram of a rotary ram device of a cutting machine according to the present invention;

fig. 3 is a schematic structural view of the bracket of the present invention;

fig. 4 is a first schematic structural diagram of the limiting assembly of the present invention;

fig. 5 is a schematic structural diagram of the limiting assembly of the present invention.

In the figure: 1. a gantry; 2. a hydraulic cylinder; 3. a base; 4. a knife die holder; 5. a servo motor; 6. a driving wheel; 7. a driven wheel; 8. a belt; 9. a support; 10. a rotating shaft; 11. a torsion spring; 12. an expansion wheel; 13. a slider; 14. a spring; 15. a clamping block; 16. a card slot; 17. a sliding port.

Detailed Description

In the following description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like refer to the orientation or position relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not refer to or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus are not to be construed as limiting the present invention.

A rotary pressure head device of a cutting machine is disclosed, as shown in figure 1, figure 2 and figure 3, comprising a portal frame 1 connected with a hydraulic cylinder 2 in a sliding way, wherein a base 3 is fixedly connected with a piston end of the hydraulic cylinder 2, the base 3 is connected with a cutter die holder 4 with a driven wheel 7 in a rotating way, the cutter die is arranged on the cutter die holder 4, a servo motor 5 with a driving wheel 6 is arranged on the hydraulic cylinder 2, a belt 8 is matched on the driving wheel 6 and the driven wheel 7 in a loose way, the servo motor 5 is positioned between the driving wheel 6 and the driven wheel 7 and is connected with two brackets 9 in a rotating way through a same rotating shaft 10, both brackets 9 are provided with tensioning wheels 12, an elastic part which enables the two brackets 9 to rotate in a mutually-away direction is arranged between the two brackets 9, wherein the elastic part comprises a torsion spring 11 sleeved on the rotating shaft 10, the torsion spring 11 is respectively connected with the two brackets 9, and the two tensioning wheels 12 can keep a state of abutting against the belt 8 under the action of the torsion spring 11 in an initial state, ensure to bring the effect of bloated tightly for belt 8, and two tight wheels 12 that expand all support and press in the inboard of belt 8, can reduce the reverse bending that belt 8 bore like this to improve belt 8's life, when needs make the cutting die rotate, utilize belt 8 and action wheel 6 and follow the cooperation between the driving wheel 7, make servo motor 5 carry out work, thereby drive cutting die holder 4 and rotate, make the direction of cutting die change.

When belt 8 transmits, the belt 8 that is located tight side can increase the pressure to tight wheel 12 that expands, make 11 atresss of torsional spring produce deformation, and torsional spring 11 can transmit power to the tight wheel 12 that expands that contacts with the pine side of belt 8 because of the elasticity of self, can reduce the tight power that expands to the tight side of belt 8 like this, the increase is to the tight power that expands of belt 8 pine side, and when belt 8 carries out reverse drive, two tight wheels 12 that expand then can change according to the loose side or tight side that contact to the tight power that expands of belt 8, thereby ensure that belt 8 expands tight state all the time.

As shown in fig. 3, 4 and 5, two tensioning wheels 12 are fixedly connected with a sliding block 13, the sliding block 13 penetrates into the bracket 9 and is slidably connected with the bracket 9, the sliding direction of the sliding block 13 is consistent with the length direction of the bracket 9, wherein the sliding block 13 is provided with a limiting component for limiting the position of the tensioning wheel 12, the limiting component comprises a clamping block 15 and a spring 14, the sliding block 13 is provided with a clamping groove 16 slidably connected with the clamping block 15, the spring 14 is located in the clamping groove 16, the spring 14 is respectively connected with the clamping block 15 and the bottom of the clamping groove 16, the bracket 9 is provided with a sliding opening 17 slidably connected with the clamping block 15, when the position of the tensioning wheel 12 is fixed, the position of the clamping block 15 corresponds to the sliding opening 17, the clamping block 15 can extend into the sliding opening 17 due to the elastic force of the spring 14, the sliding of the sliding block 13 is limited by the cooperation of the sliding opening 17 and the clamping block 15, when the limitation on the tensioning wheel 12 needs to be released, press fixture block 15 towards in the support 9, spring 14 can receive the force and produce deformation, when fixture block 15 did not stretch into to the sliding opening 17 in, it is spacing to the slip of sliding block 13 to remove, after that, expand tight wheel 12 towards the direction slip that is close to pivot 10, until outside slider roll-off support 9, make to expand tight wheel 12 not with belt 8 looks butt, thereby remove the tight of expanding to belt 8, make the convenience follow action wheel 6 with the belt 8 and remove from taking turns 7, improve the convenience that the operator dismantled.

As shown in fig. 3, 4 and 5, one end of the clamping block 15 away from the spring 14 is in a wedge-shaped structure, one side of the clamping block 15 facing the rotating shaft 10 is a flat end surface, and one side of the clamping block away from the rotating shaft 10 is a flat end surface, when the belt 8 needs to be expanded, the sliding block slides into the bracket 9, the inclined surface of the clamping block 15 abuts against the bracket 9, through the interaction of forces, the clamping block 15 slides towards the clamping groove 16, so that the spring 14 is deformed under the force, the sliding block 13 cannot be influenced by the clamping block 15, the bracket 9 rotates along with the sliding of the sliding block 13 away from the rotating shaft 10, the expansion wheel 12 gradually expands to expand the belt 8, when the clamping block 15 corresponds to the sliding opening 17, the clamping block 15 extends into the sliding opening 17 due to the elastic force of the spring 14, thereby limiting the position of the expansion wheel 12, so that the belt 8 keeps the expansion state, and thus the operation of pressing the clamping block 15 can be reduced, the operation of expanding the belt 8 is improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a rotatory pressure head device of cutting machine, includes portal frame (1) that sliding connection has pneumatic cylinder (2), its characterized in that: the utility model discloses a pneumatic tool, including pneumatic cylinder (2), the piston end fixedly connected with base (3) of pneumatic cylinder (2), base (3) rotate to be connected with have from the cutting die holder (4) of driving wheel (7), be provided with servo motor (5) that have action wheel (6) on pneumatic cylinder (2), not hard up cooperation has belt (8) on action wheel (6) and the driven wheel (7), servo motor (5) just are located action wheel (6) and rotate between the driven wheel (7) and are connected with two supports (9), two support (9) all are provided with tight pulley (12), two towards keeping away from direction pivoted elastic component each other between support (9).

2. A rotary ram apparatus for a cutting machine as claimed in claim 1, wherein: two support (9) rotate with servo motor (5) through same root pivot (10) and are connected, the elastic component establishes torsional spring (11) on pivot (10) including the cover, torsional spring (11) are connected with two supports (9) respectively.

3. A rotary ram apparatus for a cutting machine as claimed in claim 1, wherein: two equal fixedly connected with sliding block (13) on tight round (12) expand, sliding block (13) run through in to support (9) and with support (9) sliding connection, the slip direction of sliding block (13) is unanimous with the length direction of support (9), be provided with the spacing subassembly of restriction tight round (12) position of expanding on sliding block (13).

4. A rotary ram apparatus for a cutting machine as claimed in claim 3, wherein: the limiting assembly comprises a clamping block (15) and a spring (14), the sliding block (13) is provided with a clamping groove (16) in sliding connection with the clamping block (15), the spring (14) is located in the clamping groove (16), the spring (14) is respectively connected with the bottoms of the clamping block (15) and the clamping groove (16), and the support (9) is provided with a sliding opening (17) in sliding connection with the clamping block (15).

5. A rotary ram apparatus for a cutting machine as claimed in claim 4, wherein: one end, far away from the spring (14), of the clamping block (15) is of a wedge-shaped structure, one side, facing the rotating shaft (10), of the clamping block is a flat end face, and one side, far away from the rotating shaft (10), of the clamping block is a flat end face.