CN109500221B

CN109500221B - Stamping forming die

Info

Publication number: CN109500221B
Application number: CN201910088494.6A
Authority: CN
Inventors: 邱翌; 胡月明
Original assignee: Ningbo Lian Science And Technology Co ltd
Current assignee: Ningbo Lian Science and Technology Co.,Ltd.
Priority date: 2019-01-30
Filing date: 2019-01-30
Publication date: 2020-09-11
Anticipated expiration: 2039-01-30
Also published as: CN109500221A

Abstract

The invention discloses a punch forming die, which comprises a bottom plate, wherein a shell is fixedly arranged on the upper end surface of the bottom plate, an inner cavity is fixedly arranged in the shell, a female die device for blanking and forming a workpiece is arranged above the bottom plate, a clearing device for clearing blanking waste of the workpiece from the platform is arranged at the left side of the female die device, the shell is internally provided with the adjusting device which is used for limiting the workpiece and adjusting according to the process size of the workpiece, the device has simple structure, realizes the purpose of forming the workpiece in the female die device by driving the stamping die by the press machine, and simultaneously efficiently removes the waste material of the workpiece by the removing device, and the distance between the positioning structure and the female die device is adjusted according to blanking shapes with different sizes by utilizing the adjusting device, and a part for reinforcing the positioning structure is arranged in the adjusting device, so that the equipment can be quickly adjusted to process parts with multiple sizes, and the precision of the equipment is prevented from being reduced.

Description

Stamping forming die

Technical Field

The invention relates to the technical field of blanking dies, in particular to a punch forming die.

Background

The stamping die is to the spare part course of working, especially some section bar class parts course of working, the work piece according to different hole distances can appear, need to change different stamping die, this has increased the time that the workman changed the mould to a great extent, and in the actual operation in-process, because place the work piece on the mould many times, and make the work piece offset with the corresponding part of mould, can cause the relevant structure of mould to damage at this in-process, when making the precision of mould reduce, still need personnel to refurbish equipment often, because equipment shuts down the renovation, will make equipment do not operate, make the work efficiency of equipment reduce, and adopt traditional tape measure etc. when carrying out the product processing regulation of different specifications, make the degree of accuracy of range finding reduce, make the product precision that equipment processed out not meet the requirements.

Disclosure of Invention

The present invention has been made to solve the above problems occurring in the prior art, and an object of the present invention is to provide a press forming die.

The invention is realized by the following technical scheme: the invention discloses a punch forming die, which comprises a bottom plate, wherein a shell is fixedly arranged on the upper end surface of the bottom plate, an inner cavity is fixedly arranged in the shell, a female die device used for blanking and forming a workpiece is arranged above the bottom plate, a clearing device used for clearing blanking waste materials of the workpiece from a platform is arranged on the left side of the female die device, an adjusting device used for limiting the workpiece and adjusting the workpiece according to the process size of the workpiece is arranged in the shell, a press machine is arranged above the shell, and a blanking die is arranged in the press machine in a power connection mode, so that efficient blanking is realized by the aid of the device, and corresponding parts can be adjusted according to the process size.

Further technical scheme, the die device include with the top case that the casing up end is fixed, the top incasement sets firmly the transmission chamber, the intercommunication is provided with wears the chamber in the transmission chamber upper end wall, wear chamber and exterior space intercommunication, wear the gliding lifter plate that is provided with of intracavity, the terminal surface sets firmly a plurality of will under the lifter plate the subassembly that kick-backs that reciprocates is carried out to the lifter plate, thereby utilizes blanking die blanking the work piece of top case up end makes blanking die ejection the lifter plate enters into in the transmission intracavity.

According to the technical scheme, the rebounding assembly comprises a bottom block fixedly arranged on the lower end face of the lifting plate, front and rear symmetrical spring cavities are formed in the front end wall and the rear end wall of the transmission cavity in a communicated mode, pushing rods are arranged in the spring cavities in a sliding mode, springs are elastically arranged between the pushing rods and the end walls of the spring cavities, connecting rods are arranged in the pushing rods in a rotating mode, and the connecting rods are connected with the bottom block in a rotating and matching mode, so that the bottom block moves downwards after the lifting plate moves downwards, the springs between the pushing rods and the spring cavities are compressed under the action of the connecting rods and the pushing rods, the blanking die is far away from the ejection box, and the springs between the pushing rods and the spring cavities rebound to jack the lifting plate upwards again.

According to the technical scheme, the clearing device comprises a guide groove fixedly arranged on the left end face of the top box and provided with an opening, the left view of the guide groove is concave, a rotating block driven by a motor is arranged on the left side of the top box in a rotating mode, a sliding rod is arranged in the rotating block in a sliding mode and is far away from the rotating block, a guide block is fixedly arranged on the end face of the sliding rod and is connected with the guide groove in a sliding fit mode, and therefore the guide groove is used for guiding the guide block to enable the sliding rod to be driven by the rotating block to rotate, and the guide block skips over the upper end face of the top box to sweep away waste materials from the upper end face of the top box.

Further technical scheme, adjusting device including the pivoted set up in bull stick between the end wall about the inner chamber, bull stick pivoted runs through the casing extends right, the bull stick right-hand member face has set firmly the piece of revolving, bull stick surface screw-thread fit connects and is provided with the carriage release lever, the gliding running through of carriage release lever the inner chamber extends left, be provided with in the carriage release lever and be used for carrying out spacing subassembly with the work piece, the terminal surface is provided with the scale subassembly of weighing the position to blanking processing position under the carriage release lever to utilize adjusting device to make the work piece can be very fast processing out the desired size molding.

Further technical scheme, spacing subassembly including set up in the carriage release lever and bilateral symmetry's fixed block, the fixed block pass through the bolt with the carriage release lever is fixed, the fixed block internal rotation be provided with the pendulum rod, the pendulum rod internal rotation be provided with the cover piece, there is the shell in the cover piece through the bolt fastening, the shell below be provided with the shell is further fixed and is prevented the fixed knot structure of shell incline, the shell internal setting has the chamber of wearing that the opening is down, it is provided with the spout of longitudinal symmetry to wear to communicate in the chamber front and back end wall, thereby utilizes fixed knot to construct will the shell restriction does not take place more skew.

Further technical scheme, fixed knot constructs including set firmly in sleeve in the carriage release lever, the sleeve has set firmly the pole setting, the terminal surface sets firmly the lug of front and back symmetry around the pole setting, the lug with spout sliding fit connects, sleeve right-hand member face has set firmly the support, the support internal rotation is provided with the slide bar, casing left end face has set firmly the side piece, the side piece internal rotation is provided with the pendulum rod, the pendulum rod internal setting has the sliding chamber that runs through around, the terminal surface sets firmly the fore-set, the fore-set with sliding chamber sliding fit connects, the fore-set with elasticity is provided with the spring between the sliding chamber end wall, thereby utilizes fixed knot structure will the shell restriction.

Further technical scheme, the scale subassembly including set firmly in the scale of terminal surface under the carriage release lever, the gliding running through of scale casing extends right, be provided with a plurality of scales on the scale, casing right-hand member face has set firmly the side piece, side piece up end sets firmly the scale mark that is used for weighing the scale, thereby utilizes the scale mark knows the distance that the scale removed makes the size of blanking hole site apart from work piece edge change and guarantee the accuracy.

The invention has the beneficial effects that: when the device, the assembly and the structure are in the working stop state in the initial state, a workpiece is placed on the upper end face of the top box, and the shape of the workpiece is the same as that of the outer surface of the top box and is rectangular.

When the device works, firstly, the distance between the shell and the top box needs to be adjusted, the rotary block is screwed according to the size distance of a hole site to be blanked, the rotary rod is driven to move leftwards after rotating, the graduated scale moves leftwards, the relative position between the graduation mark and the graduation is observed, the shell is positioned at a proper position between the rotary rod and the top box, a workpiece is firstly placed on the upper end surface of the top box, then the blanking die is driven to move downwards after the press machine works, the lifting plate is pressed downwards by the blanking die at the moment, the workpiece is blanked, blanking waste materials are left above the lifting plate at the moment, the bottom block drives the connecting rod to swing after the lifting plate moves downwards in the blanking process, the pushing rod extrudes the spring in the spring cavity at the moment, and the spring in the spring cavity enables the lifting plate to be reset after the blanking die is separated from the balance of the lifting plate After a worker takes a workpiece, the rotating block rotates after working, the sliding rod moves along the guide groove and the upper end face of the top box, waste materials are removed and dropped by the guide groove, when the worker frequently pushes the workpiece against the shell, the shell moves upwards due to the trend of the shell, at the moment, the shell cannot slide upwards due to the connecting rod fixing structure formed by the fixing block, the swing rod, the sleeve block and the shell, the distance between the shell and the top box is not changed, meanwhile, due to the sliding fit connection between the sliding rod and the sliding cavity and the fact that the spring is arranged in the sliding cavity, the moving rod cannot deform due to bending moment generated by the sleeve, and the structure formed by the sliding rod, the top column, the sliding cavity, the swing rod and the side block avoids the situation.

The equipment has a simple structure, adopts the female die device, the clearing device and the adjusting device, realizes that the press machine drives the stamping die to form a workpiece in the female die device, simultaneously the clearing device efficiently clears away the workpiece waste, and realizes that the distance between the positioning structure and the female die device is adjusted according to blanking shapes with different sizes by using the adjusting device, and the adjusting device is internally provided with a part for reinforcing the positioning structure, so that the equipment can be quickly adjusted to process parts with multiple sizes, and simultaneously, the precision of the equipment is prevented from being reduced.

Drawings

For ease of illustration, the invention is described in detail by the following specific examples and figures.

FIG. 1 is a schematic view of the internal structure of a stamping forming mold according to the present invention;

FIG. 2 is a schematic view of the housing of FIG. 1 taken along direction A;

FIG. 3 is a schematic view of the travel bar of FIG. 1 in the direction B;

FIG. 4 is a schematic view of the connecting rod of FIG. 1 in the direction C;

FIG. 5 is a schematic view of the top box of FIG. 1 taken in the direction D;

FIG. 6 is a schematic view of the guide block of FIG. 5 in the direction E;

in the figure, a bottom plate 101, an inner cavity 102, a side block 103, a swing rod 104, a sliding cavity 105, a top column 106, a sliding rod 107, a support 108, a vertical rod 109, a sleeve 110, a fixed block 111, a movable rod 112, a swing rod 113, a sleeve block 114, a shell 115, a sliding rod 116, a rotating block 117, a through cavity 118, a lifting plate 119, a blanking die 120, a press machine 121, a bottom block 122, a connecting rod 123, a pushing rod 124, a transmission cavity 125, a top box 126, a rotating rod 127, a rotating block 128, a scale 129, a scale 130, a scale 131, a side block 132, a shell 133, a bump 201, a through cavity 202, a sliding groove 203, a spring cavity 301 and a guide groove 401.

Detailed Description

As shown in fig. 1 to 6, the present invention is explained in detail, and for convenience of description, the following orientations are defined as follows: the stamping forming die comprises a bottom plate 101, a shell 133 is fixedly arranged on the upper end surface of the bottom plate 101, an inner cavity 102 is fixedly arranged in the shell 133, a female die device for blanking and forming a workpiece is arranged above the bottom plate 101, a clearing device for clearing blanking waste materials of the workpiece from a platform is arranged on the left side of the female die device, an adjusting device for limiting the workpiece and adjusting the workpiece according to the process size of the workpiece is arranged in the shell 133, a press machine 121 is arranged above the shell 133, and a blanking die 120 is arranged in the press machine 121 in a power connection mode, so that efficient blanking is achieved by the aid of the device, and corresponding parts can be adjusted according to the process size.

Advantageously, the die device includes a top box 126 fixed to the upper end surface of the housing 133, a transmission cavity 125 is fixed in the top box 126, a through cavity 118 is arranged in an upper end wall of the transmission cavity 125 in a communicating manner, the through cavity 118 is communicated with an external space, a lifting plate 119 is slidably arranged in the through cavity 118, and a plurality of rebounding assemblies which rebound and move the lifting plate 119 up and down are fixed to a lower end surface of the lifting plate 119, so that the blanking die 120 is used for blanking a workpiece on the upper end surface of the top box 126, and the blanking die 120 pushes the lifting plate 119 into the transmission cavity 125.

Advantageously, the rebounding assembly comprises a bottom block 122 fixedly arranged on the lower end surface of the lifting plate 119, front and rear symmetrical spring cavities 301 are arranged in front and rear end walls of the transmission cavity 125 in a communicating manner, a pushing rod 124 is arranged in the spring cavity 301 in a sliding manner, a spring is elastically arranged between the pushing rod 124 and the end wall of the spring cavity 301, a connecting rod 123 is arranged in the pushing rod 124 in a rotating manner, the connecting rod 123 is connected with the bottom block 122 in a rotating and matching manner, so that the bottom block 122 moves downwards after the lifting plate 119 moves downwards, the spring between the pushing rod 124 and the spring cavity 301 is compressed under the action of the connecting rod 123 and the pushing rod 124, and the lifting plate 119 is jacked upwards again after the blanking die 120 is away from the top box 126 and the spring between the pushing rod 124 and the spring cavity 301 rebounds.

Advantageously, the clearing device includes a guide slot 401 fixedly disposed on the left end surface of the top box 126 and provided with an opening, a left view of the guide slot 401 is concave, a rotating block 117 driven by a motor is rotatably disposed on the left side of the top box 126, a sliding rod 116 is slidably disposed in the rotating block 117, a guide block 402 is fixedly disposed on the end surface of the sliding rod 116 far away from the rotating block 117, and the guide block 402 is connected with the guide slot 401 in a sliding fit manner, so that the guide slot 401 guides the guide block 402, the sliding rod 116 is driven by the rotating block 117 to rotate, and the guide block 402 skips over the upper end surface of the top box 126 to sweep waste from the upper end surface of the top box 126.

Advantageously, the adjusting device comprises a rotating rod 127 rotatably arranged between the left end wall and the right end wall of the inner cavity 102, the rotating rod 127 rotatably penetrates through the shell 133 and extends rightwards, a rotating block 128 is fixedly arranged on the right end face of the rotating rod 127, a moving rod 112 is arranged on the outer surface of the rotating rod 127 in a threaded fit connection mode, the moving rod 112 slidably penetrates through the inner cavity 102 and extends leftwards, a limiting assembly for limiting the workpiece is arranged in the moving rod 112, and a scale assembly for measuring the blanking processing position is arranged on the lower end face of the moving rod 112, so that the workpiece can be quickly processed into a required size and shape by the adjusting device.

Beneficially, the limiting assembly includes fixed blocks 111 disposed in the moving rod 112 and symmetrically arranged left and right, the fixed blocks 111 are fixed to the moving rod 112 through bolts, a swing rod 113 is rotatably disposed in the fixed blocks 111, a sleeve block 114 is rotatably disposed in the swing rod 113, a housing 115 is fixed in the sleeve block 114 through bolts, a fixing structure for further fixing the housing 115 to prevent the housing 115 from deflecting is disposed below the housing 115, a through cavity 202 with a downward opening is fixedly disposed in the housing 115, and sliding grooves 203 symmetrical front and back are disposed in front and back end walls of the through cavity 202, so that the housing 115 is limited by the fixing structure without causing any deviation.

Beneficially, the fixing structure includes a sleeve 110 fixedly disposed in the moving rod 112, an upright rod 109 is fixedly disposed in the sleeve 110, front and rear end surfaces of the upright rod 109 are fixedly provided with front and rear symmetrical protruding blocks 201, the protruding blocks 201 are connected with the sliding groove 203 in a sliding fit manner, a support 108 is fixedly disposed on a right end surface of the sleeve 110, a sliding rod 107 is rotatably disposed in the support 108, a side block 103 is fixedly disposed on a left end surface of the casing 133, a swing rod 104 is rotatably disposed in the side block 103, a sliding cavity 105 penetrating through the front and rear is fixedly disposed in the swing rod 104, a top pillar 106 is fixedly disposed on a front end surface of the sliding rod 107, the top pillar 106 is connected with the sliding cavity 105 in a sliding fit manner, and a spring is elastically disposed between the top pillar 106 and an end wall of the sliding cavity 105, so that the casing 115 is restricted from displacement by the fixing.

Advantageously, the scale assembly comprises a scale 130 fixedly arranged on the lower end surface of the movable rod 112, the scale 130 slidably penetrates through the housing 133 and extends rightward, the scale 130 is provided with a plurality of scales 129, the right end surface of the housing 133 is fixedly provided with a side block 132, and the upper end surface of the side block 132 is fixedly provided with a scale mark 131 for measuring the scales, so that the scale mark 131 is used for knowing the moving distance of the scales 129 to change the size of the blanking hole position from the edge of the workpiece and ensure accuracy.

In the initial state, the above devices, components and structures are in the stop working state, a workpiece is placed on the upper end face of the top box 126, and the shape of the workpiece is the same as that of the outer surface of the top box 126 and is rectangular.

When the device works, firstly, the distance between the outer shell 115 and the top box 126 needs to be adjusted, according to the size distance of the hole to be blanked, the rotary block 128 is screwed, the rotary rod 127 rotates to drive the movable rod 112 to move leftwards, at this time, the graduated scale 130 moves leftwards, the relative position between the graduation mark 131 and the graduation 129 is observed, the outer shell 115 is located at a proper position between the outer shell 115 and the top box 126, firstly, a workpiece is placed on the upper end surface of the top box 126, then, the blanking die 120 is driven to move downwards after the press machine 121 works, at this time, the blanking die 120 presses the lifting plate 119 downwards, the workpiece is blanked, at this time, blanked waste materials are left above the lifting plate 119, at this time, the bottom block 122 drives the connecting rod 123 to swing after the lifting plate 119 moves downwards in the blanking process, at this time, the pushing rod 124 extrudes the spring in the spring cavity 301, after the blanking die 120 is disengaged from the lifting plate 119, the lifting plate 119 is reset by the spring in the spring cavity 301, and after a person takes a workpiece, the rotating block 117 operates and then rotates, so that the sliding rod 116 moves along the upper end surfaces of the guide groove 401 and the top box 126, waste materials are removed and dropped by the guide groove 401, when the person frequently pushes the workpiece against the outer shell 115, the outer shell 115 tends to move upwards, and at this time, the outer shell 115 does not slide upwards due to the connecting rod fixing structure formed by the fixed block 111, the oscillating rod 113, the sleeve block 114 and the outer shell 115, so that the distance between the outer shell 115 and the top box 126 is not changed, and simultaneously, due to the sliding fit connection between the sliding rod 107 and the sliding cavity 105 and the spring in the sliding cavity 105, the moving rod 112 is not deformed due to the bending moment generated by the sleeve 110, the structure formed by the sliding rod 107, the top column 106, the sliding cavity 105, the swing rod 104 and the side block 103 avoids the situation.

The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.

Claims

1. A punch forming die comprises a bottom plate, wherein a shell is fixedly arranged on the upper end face of the bottom plate, an inner cavity is fixedly arranged in the shell, a female die device used for blanking and forming a workpiece is arranged above the bottom plate, a clearing device used for clearing blanking waste materials of the workpiece from a platform is arranged on the left side of the female die device, an adjusting device used for limiting the workpiece and adjusting the workpiece according to the process size of the workpiece is arranged in the shell, a press machine is arranged above the shell, a blanking die is arranged in the press machine in a power connection mode, the female die device comprises a top box fixed to the upper end face of the shell, a transmission cavity is fixedly arranged in the top box, a through cavity is arranged in the upper end wall of the transmission cavity in a communication mode, the through cavity is communicated with an external space, a lifting plate is arranged in the through cavity in a sliding mode, and a plurality of rebounding, the rebounding assembly comprises a bottom block fixedly arranged on the lower end face of the lifting plate, front and rear symmetrical spring cavities are communicated and arranged in front and rear end walls of the transmission cavity, a pushing rod is arranged in the spring cavities in a sliding mode, a spring is elastically arranged between the pushing rod and the end wall of the spring cavity, a connecting rod is arranged in the pushing rod in a rotating mode, and the connecting rod is connected with the bottom block in a rotating and matching mode;

the clearing device comprises a guide groove which is fixedly arranged on the left end surface of the top box and provided with an opening, the left view of the guide groove is concave, a rotating block driven by a motor is rotatably arranged on the left side of the top box, a sliding rod is slidably arranged in the rotating block, a guide block is fixedly arranged on the end surface of the sliding rod far away from the rotating block, and the guide block is connected with the guide groove in a sliding fit manner;

the adjusting device comprises a rotating rod which is rotatably arranged between the left end wall and the right end wall of the inner cavity, the rotating rod rotatably penetrates through the shell and extends rightwards, a rotating block is fixedly arranged on the right end face of the rotating rod, a moving rod is arranged on the outer surface of the rotating rod in a threaded fit connection mode, the moving rod slidably penetrates through the inner cavity and extends leftwards, a limiting assembly used for limiting a workpiece is arranged in the moving rod, and a scale assembly used for measuring the blanking position is arranged on the lower end face of the moving rod;

the limiting assembly comprises fixed blocks which are arranged in the moving rod and are bilaterally symmetrical, the fixed blocks are fixed with the moving rod through bolts, a swing rod is rotatably arranged in the fixed blocks, a sleeve block is rotatably arranged in the swing rod, a shell is fixed in the sleeve block through bolts, a fixing structure for further fixing the shell to prevent the shell from inclining is arranged below the shell, a through cavity with a downward opening is fixedly arranged in the shell, and front and rear end walls of the through cavity are internally communicated with sliding chutes which are symmetrical front and rear;

the fixed structure comprises a sleeve fixedly arranged in the movable rod, a vertical rod is fixedly arranged in the sleeve, front and rear symmetrical convex blocks are fixedly arranged on the front and rear end faces of the vertical rod, the convex blocks are connected with the sliding grooves in a sliding fit manner, a support is fixedly arranged on the right end face of the sleeve, a sliding rod is rotatably arranged in the support, a side block is fixedly arranged on the left end face of the shell, a swing rod is rotatably arranged in the side block, a sliding cavity penetrating through the swing rod from front to rear is fixedly arranged in the swing rod, a top column is fixedly arranged on the front end face of the sliding rod, the top column is connected with the sliding cavity in a sliding fit manner, and a spring is elastically arranged between the;

the scale subassembly including set firmly in the scale of terminal surface under the carriage release lever, the gliding running through of scale casing extends right, be provided with a plurality of scales on the scale, casing right-hand member face has set firmly the side piece, side piece up end sets firmly the scale mark that is used for surveing the scale.