CN216757873U

CN216757873U - Mold clamping device structure

Info

Publication number: CN216757873U
Application number: CN202220246794.XU
Authority: CN
Inventors: 吕露; 唐召波; 周阳春
Original assignee: Ningbo Zhuocheng Intelligent Equipment Co ltd
Current assignee: Ningbo Zhuocheng Intelligent Equipment Co ltd
Priority date: 2022-01-29
Filing date: 2022-01-29
Publication date: 2022-06-17
Anticipated expiration: 2032-01-29

Abstract

The utility model relates to the technical field of mold clamping device structures, and particularly discloses a mold clamping device structure which comprises a clamping device base body, wherein a pressing template is movably connected to the clamping device base body, and one end of the pressing template extends out of the clamping device base body and is used for clamping a mold; one end, far away from the mould, of the clamp base body is movably connected with an oil pressure component, one side, far away from the mould, of the clamp base body is provided with a groove, and the side wall of the oil pressure component is provided with a protrusion. According to the die clamper structure provided by the utility model, the connecting pin is arranged to movably connect the clamper base body and the oil cylinder base, so that an oil pressure component in working cannot be affected by the clamper base body and the compression moulding plate to tilt, the oil pressure component is uniformly stressed, a special structure between the limiting part and the limiting groove is stressed during working, the clamping device base body is uniformly stressed, the die clamper structure is not easy to crack, and the service life of the die clamper structure is prolonged.

Description

Mold clamping device structure

Technical Field

The utility model relates to the technical field of mold clamping device structures, in particular to a mold clamping device structure.

Background

In machining, it is often necessary to mount various molds on a countertop, an important step of which is to secure and clamp the molds. In the prior art, the clamping die has both manual clamping and automatic clamping. The automatic mold clamping device generally uses a motor, hydraulic equipment or pneumatic equipment and other power devices to realize automatic clamping, and the device is generally suitable for mold equipment with high automation degree or large-specification mold equipment.

In the prior art, a die clamper structure is integrally (see fig. 1) installed on a machine table 16, and in the use process, due to the stress relationship of a compression template 2, one end of the compression template 2 clamps a die 3, the clamping end of a clamper base body 1 is tilted upwards, an oil cylinder base 41 is pressed downwards to form two point stress A, B, and the structure enables the clamper to be easily cracked, so that the service life of the clamper is shortened.

In view of the above problems, the present invention provides a mold clamping device structure.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to solve the problems that the existing technology is insufficient, the mould clamping device structure is provided, the clamping device base body in the prior art is an integral body, the clamping end of the clamping device main body is upwarped due to the stress in the using process, the oil cylinder end is pressed downwards to form two points of stress, and the structure enables the clamping device to be easily cracked, so that the service life of the clamping device is shortened.

(II) technical scheme

The technical scheme adopted by the utility model for solving the technical problems is as follows: a mold clamping device structure comprises a clamping device base body, wherein a pressing template is movably connected to the clamping device base body, and one end of the pressing template extends out of the clamping device base body and is used for clamping a mold;

one end, far away from the die, of the clamp seat body is movably connected with an oil pressure component, and the oil pressure component can be matched with the die plate to work to clamp the die; one side that the mould was kept away from to the binding clasp pedestal is provided with the recess, the lateral wall of oil pressure part is provided with the arch, bellied thickness is less than the distance between the upper surface and the lower surface of recess inner wall, the arch is located just through the connecting pin activity setting in the recess, make the arch can be in relatively reciprocate in the recess.

In the structure, when the oil pressure component works, the upper end of the oil pressure component moves upwards to push out one end of the die plate, so that the other end of the die plate clamps the die, in the clamping process, the oil pressure component provides upward acting force to the other end of the die plate, the die provides upward reaction force to one end of the die plate, as the oil pressure component is movably connected with the clamp seat body, in the clamping process, the clamp seat body is stressed, so that the clamp seat body moves upwards in parallel, and correspondingly, the recess rebound makes the arch gradually with the inner wall lower surface contact of recess, and the mesa atress that the bottom surface of oil pressure part contacted board (16) completely this moment is even, and the setting up of connecting pin also makes the binding clasp pedestal can not receive dragging of oil pressure part for the difficult spalling of mould binding clasp is favorable to improving the life of mould binding clasp.

Preferably, the upper surface and the lower surface of the inner wall of the groove are both provided with a connecting groove, the connecting groove on the upper surface is aligned with the connecting groove on the lower surface, the protrusion is provided with a connecting hole communicated with the connecting groove in a penetrating manner, the connecting pin is inserted in the connecting hole in a penetrating manner and is connected with the connecting hole in a sliding manner, and two ends of the connecting pin are fixed in the connecting grooves.

In the structure, the pin, the connecting groove and mutually support between the connecting hole, make the arch can be in relatively carry out up or move down in the recess, make the binding clasp pedestal can be relative the hydro-cylinder seat carries out up or move down, just the hydro-cylinder seat can not receive the mesa that still atress is even and the board of board contacts of dragging of binding clasp pedestal.

Preferably, the oil pressure component comprises an oil cylinder seat, the bulge is arranged on the side wall of the oil cylinder seat, an oil cylinder piston body and an oil cylinder piston cover are arranged on the oil cylinder seat, and a return spring is arranged between the oil cylinder piston body and the oil cylinder piston cover.

In the structure, oil pressure enters the oil cylinder through the oil inlet of the oil cylinder seat, the oil pressure drives the piston body of the oil cylinder to move upwards, and then the upward acting force is given to the die plate to push out one end of the die plate upwards; when the oil pressure is not available, the piston body of the oil cylinder resets under the action of the reset spring, the die plate also resets, and the clamping effect of the die plate on the die is relieved.

Preferably, the upper end of the clamp seat body is provided with a mounting groove with a U-shaped structure, the mounting groove is matched with the compression molding plate, and a shaft hole is arranged on the clamp seat body in a penetrating manner at a position opposite to the mounting groove;

the die plate is arranged in the mounting groove, a through hole is formed in the die plate, a rotating shaft is connected in the through hole in a rotating mode, and two ends of the rotating shaft are fixed in the shaft hole.

In the structure, the compression moulding board is arranged in the mounting groove and connected through the rotating shaft, so that the compression moulding board can rotate around the rotating shaft in the mounting groove to use the rotating shaft as a stressed fulcrum.

Preferably, the die plate is provided with a clamping end and a bearing end, the clamping end and the bearing end are respectively positioned at two ends of the die plate and at two sides of the through hole, the clamping end extends out of the holder body of the clamping device, and the lower end surface of the clamping end can be in contact with the die; the lower end of the bearing end can be in contact with the oil cylinder piston cover.

When the hydraulic clamping device works specifically, when oil pressure enters the oil cylinder seat, the oil pressure drives the oil cylinder piston cover to move upwards, the upper end of the oil cylinder piston cover props against the bearing end of the pressing template, so that the bearing end of the pressing template rotates upwards around the rotating shaft, the clamping end of the pressing template rotates downwards around the rotating shaft, and clamping force is generated to realize the effect that the clamping end clamps a mold (or other objects needing to be fixed); when the oil pressure is lost, the piston cover of the oil cylinder is reset under the action of the reset spring, and the die plate loses upward force, so that the clamping force of the die plate disappears, and the clamping effect on the die is relieved.

Preferably, the lower end of the clamp seat body is connected with a limiting part of a T-shaped structure, the limiting part and the clamp seat body are integrally formed, and a machine table for installing the mold clamp structure is provided with a limiting groove matched with the limiting part.

At specific during operation, at the tight in-process of clamp, the effect of pressurized template and pivot makes the binding clasp pedestal in the atress, the binding clasp pedestal is parallel to be shifted up, spacing portion rebound to taut in the spacing groove, spacing portion is whole atress in spacing groove the inside, the mesa of hydro-cylinder seat bottom surface complete contact board, the hydro-cylinder seat is whole plane atress also, this structure makes the endurance of spacing portion reach the biggest endurance strength, durable and difficult stretch-breaking, also has the effect of protection spacing groove simultaneously.

Wherein, set up connecting pin and make binding clasp pedestal and hydro-cylinder seat swing joint for the oil pressure part of during operation can not receive binding clasp pedestal and die plate influence perk, and the oil pressure part atress is even, and the special construction between spacing portion and the spacing groove is face atress at the during operation, is favorable to binding clasp pedestal atress even, makes the difficult drawing crack of mould binding clasp structure, is favorable to improving the life of mould binding clasp structure.

(III) advantageous effects

1. According to the die clamper structure provided by the utility model, the connecting pin is arranged to movably connect the clamper base body and the oil cylinder base, so that an oil pressure component in working cannot be affected by the clamper base body and the compression moulding plate to tilt, the oil pressure component is uniformly stressed, a special structure between the limiting part and the limiting groove is stressed during working, the clamping device base body is uniformly stressed, the die clamper structure is not easy to crack, and the service life of the die clamper structure is prolonged.

2. The utility model provides a die clamper structure, wherein in the clamping process, under the action of a compression template and a rotating shaft, when a clamper base body is stressed, the clamper base body moves upwards in parallel, a limiting part moves upwards in a limiting groove until being tensioned, the limiting part is wholly stressed in the limiting groove, the bottom surface of an oil cylinder base is completely contacted with a table board of a machine table, and the oil cylinder base is also wholly stressed on the plane.

3. The utility model provides a mould clamper structure, wherein when the oil pressure component works, the upper end of the oil pressure component moves upwards to push out one end of a pressing template, so that the other end of the pressing template clamps a mould, in the clamping process, the oil pressure component provides upward acting force for the other end of the pressing template, the mould provides upward reaction force for one end of the pressing template, as the oil pressure component is movably connected with a clamper base body, the clamper base body moves upwards in parallel under stress in the clamping process, correspondingly, the groove moves upwards, so that the bulge is gradually contacted with the lower surface of the inner wall of the groove, the bottom surface of the oil pressure component is completely contacted with the table top of a machine table under uniform stress, the arrangement of the connecting pin also ensures that the clamper base body can not be dragged by the oil pressure component, so that the mould clamper is not easy to be pulled and cracked, the service life of the die clamper is prolonged.

Drawings

FIG. 1 is a schematic structural view of a mold clamper in the prior art;

FIG. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is a schematic view of the overall exploded structure of the present invention;

FIG. 4 is a structural diagram illustrating an overall clamping state of the present invention;

fig. 5 is a right side view of the overall structure of the present invention.

Wherein: the clamp comprises a clamp base body 1, a groove 11, a connecting groove 12, a mounting groove 13, a shaft hole 14, a limiting part 15, a machine table 16, a die plate 2, a through hole 21, a rotating shaft 22, a clamping end 23, a bearing end 24, a die 3, an oil pressure part 4, an oil cylinder base 41, an oil cylinder piston body 42, an oil cylinder piston cover 43, a return spring 44, a bulge 5, a connecting hole 50 and a connecting pin 6.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

Referring to fig. 2 to 5, a mold clamping device structure includes a clamping device base body 1, a pressing mold plate 2 is movably connected to the clamping device base body 1, and one end of the pressing mold plate 2 extends out of the clamping device base body 1 to clamp a mold 3;

one end, far away from the die 3, of the clamp seat body 1 is movably connected with an oil pressure component 4, and the oil pressure component 4 can be matched with the die plate 2 to work to clamp the die 3; one side that mould 3 was kept away from to binding clasp pedestal 1 is provided with recess 11, the lateral wall of oil pressure part 4 is provided with arch 5, protruding 5's thickness is less than the distance between the upper surface and the lower surface of recess 11 inner wall, protruding 5 is located in recess 11 and through 6 activity settings of connecting pin in the recess 11, make protruding 5 can be in relatively reciprocate in the recess 11.

In the structure, when the oil pressure component 4 works, the upper end of the oil pressure component 4 moves upwards to eject one end of the die plate 2, so that the other end of the die plate 2 clamps the die 3, in the clamping process, the oil pressure component 4 provides an upward acting force for the other end of the die plate 2, the die 3 provides an upward reaction force for one end of the die plate 2, due to the movable connection between the oil pressure component 4 and the clamp seat body 1, in the clamping process, the clamp seat body 1 is stressed to enable the clamp seat body 1 to move upwards in parallel, correspondingly, the groove 11 moves upwards to enable the protrusion 5 to gradually contact with the lower surface of the inner wall of the groove 11, at the moment, the bottom surface of the oil pressure component 4 is completely contacted with the table surface of the machine table 16, the stress is uniform, the arrangement of the connecting pin 6 also enables the clamp seat body 1 not to be dragged by the oil pressure component 4, so that the clamp 3 is not easy to crack, is beneficial to prolonging the service life of the clamp of the mould 3.

The upper surface and the lower surface of recess 11 inner wall all are provided with spread groove 12, and the spread groove 12 of upper surface is aligned with the spread groove 12 of lower surface, run through on protruding 5 be provided with the connecting hole 50 that spread groove 12 is linked together, coupling pin 6 run through peg graft in the connecting hole 50 and with coupling hole 50 sliding connection, the both ends of coupling pin 6 are fixed in spread groove 12.

In the above structure, the pin, the connection groove 12 and the connection hole 50 are mutually matched, so that the protrusion 5 can be relatively moved upwards or downwards in the groove 11, the clamp base body 1 can be relatively moved upwards or downwards by the cylinder base 41, and the cylinder base 41 cannot be dragged by the clamp base body 1 and still can be uniformly stressed to contact with the table top of the machine table 16.

The oil pressure component 4 comprises an oil cylinder base 41, the bulge 5 is arranged on the side wall of the oil cylinder base 41, an oil cylinder piston body 42 and an oil cylinder piston cover 43 are installed on the oil cylinder base 41, and a return spring 44 is installed between the oil cylinder piston body 42 and the oil cylinder piston cover 43.

In the structure, oil pressure enters the oil cylinder through the oil inlet of the oil cylinder seat 41, the oil pressure drives the oil cylinder piston body 42 to move upwards, and then the upward acting force of the die plate 2 is given to push out one end of the die plate 2 upwards; when the oil pressure is low, the cylinder piston body 42 is returned by the return spring 44, and the die plate 2 is also returned, thereby releasing the clamping action of the die plate 2 on the die 3.

The upper end of the clamp seat body 1 is provided with a mounting groove 13 with a U-shaped structure, the mounting groove 13 is matched with the compression moulding board 2, and a shaft hole 14 is arranged on the clamp seat body 1 in a penetrating way at a position opposite to the mounting groove 13;

the die pressing plate 2 is arranged in the mounting groove 13, a through hole 21 is formed in the die pressing plate 2, a rotating shaft 22 is rotatably connected to the through hole 21, and two ends of the rotating shaft 22 are fixed in the shaft holes 14.

In the structure, the die plate 2 is arranged in the mounting groove 13 and connected through the rotating shaft 22, so that the die plate 2 can rotate around the rotating shaft 22 in the mounting groove 13, and the rotating shaft 22 is used as a stressed fulcrum.

The die plate 2 is provided with a clamping end 23 and a bearing end 24, the clamping end 23 and the bearing end 24 are respectively positioned at two ends of the die plate 2 at two sides of the through hole 21, the clamping end 23 extends out of the clamp seat body 1, and the lower end surface of the clamping end 23 can be in contact with the die 3; the lower end of the receiving end 24 can contact the cylinder piston cover 43.

During specific work, when oil pressure enters the oil cylinder seat 41, the oil pressure drives the oil cylinder piston cover 43 to move upwards, the upper end of the oil cylinder piston cover 43 is abutted against the bearing end 24 of the die plate 2, so that the bearing end 24 of the die plate 2 rotates upwards around the rotating shaft 22, the clamping end 23 of the die plate 2 rotates downwards around the rotating shaft 22, and clamping force is generated to realize the effect that the clamping end 23 clamps the die 3 or other objects needing to be fixed; when the oil pressure is lost, the piston cover 43 of the oil cylinder is reset under the action of the reset spring 44, the die plate 2 loses upward force, the clamping force of the die plate 2 disappears, and the clamping effect on the die 3 is released.

The lower end of the clamp seat body 1 is connected with a limiting part 15 of a T-shaped structure, the limiting part 15 and the clamp seat body 1 are integrally formed, and a machine table 16 for installing the mold clamp structure is provided with a limiting groove matched with the limiting part 15.

When the clamping device is in specific work, in the clamping process, the compression template 2 and the rotating shaft 22 are used, so that the clamping device base body 1 is stressed, the clamping device base body 1 moves upwards in parallel, the limiting part 15 moves upwards in the limiting groove to be tensioned, the limiting part 15 is subjected to whole stress in the limiting groove, the bottom surface of the oil cylinder base 41 is completely contacted with the table top of the machine table 16, the oil cylinder base 41 is also subjected to whole plane stress, the structure enables the endurance of the limiting part 15 to achieve the maximum endurance strength, the structure is durable and not easy to crack, and meanwhile, the effect of protecting the limiting groove is achieved.

In the utility model, the connecting pin 6 is arranged to ensure that the clamp seat body 1 is movably connected with the oil cylinder seat 41, wherein the thickness of the bulge 5 is smaller than the distance between the upper surface and the lower surface of the inner wall of the groove 11, the protrusion 5 is positioned in the groove 11 and movably arranged in the groove 11 through a connecting pin 6, so that the protrusion 5 can relatively move up and down in the groove 11, the clamp base body 1 can move up and down relative to the oil pressure component 4, so that the oil pressure component 4 can not be affected by the clamp base body 1 and the compression moulding board 2 when in work, the oil pressure component 4 is stressed uniformly, the special structure between the limiting part 15 and the limiting groove is stressed when in work, the clamp base body 1 is stressed uniformly, the structure of the die clamper is not easy to be broken, and the service life of the die clamper structure is prolonged.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and embellishments can be made without departing from the technical principle of the present invention, and these modifications and embellishments should also be regarded as the protection scope of the present invention.

Claims

1. The mold clamping device structure is characterized by comprising a clamping device base body (1), wherein a compression template (2) is movably connected to the clamping device base body (1), and one end of the compression template (2) extends out of the clamping device base body (1) and is used for clamping a mold (3);

one end swing joint that mould (3) were kept away from in binding clasp pedestal (1) has oil pressure part (4), one side that mould (3) were kept away from in binding clasp pedestal (1) is provided with recess (11), the lateral wall of oil pressure part (4) is provided with protruding (5), the thickness of protruding (5) is less than distance between the upper surface of recess (11) inner wall and the lower surface, protruding (5) are located just set up through connecting pin (6) activity in recess (11), make protruding (5) can be relatively reciprocate in recess (11).

2. A mold gripper arrangement according to claim 1, wherein: the upper surface and the lower surface of recess (11) inner wall all are provided with spread groove (12), run through on arch (5) be provided with connecting hole (50) that spread groove (12) are linked together, coupling pin (6) run through the grafting in connecting hole (50) and with connecting hole (50) sliding connection, the both ends of coupling pin (6) are fixed in spread groove (12).

3. The mold cramping apparatus construction of claim 1, wherein: the oil pressure part (4) comprises an oil cylinder seat (41), the protrusion (5) is arranged on the side wall of the oil cylinder seat (41), an oil cylinder piston body (42) and an oil cylinder piston cover (43) are installed on the oil cylinder seat (41), and a return spring (44) is installed between the oil cylinder piston body (42) and the oil cylinder piston cover (43).

4. A mold gripper structure according to claim 3, wherein: the upper end of the clamp seat body (1) is provided with a mounting groove (13) with a U-shaped structure, the mounting groove (13) is matched with the compression moulding plate (2), and a shaft hole (14) penetrates through the position, which is opposite to the mounting groove (13), on the clamp seat body (1);

the die pressing plate (2) is arranged in the mounting groove (13), a through hole (21) is formed in the die pressing plate (2), a rotating shaft (22) is connected to the through hole (21) in a rotating mode, and two ends of the rotating shaft (22) are fixed in the shaft holes (14).

5. The mold gripper assembly of claim 4, wherein: the compression moulding board (2) is provided with a clamping end (23) and a bearing end (24), the clamping end (23) and the bearing end (24) are respectively positioned at two ends of the compression moulding board (2) at two sides of the through hole (21), the clamping end (23) extends out of the clamp base body (1), and the lower end face of the clamping end (23) can be in contact with the mould (3); the lower end of the bearing end (24) can be in contact with the oil cylinder piston cover (43).

6. A mold gripper arrangement according to claim 1, wherein: the lower end of the clamp base body (1) is connected with a limiting part (15) of a T-shaped structure, the limiting part (15) and the clamp base body (1) are integrally formed, and a limiting groove matched with the limiting part (15) is formed in a machine table (16) for installing a mold clamp structure.