阅读说明：本技术 一种用于冲床冲孔加工的模具及其安装方法 (Die for punching processing of punch press and mounting method thereof ) 是由 韦媛群 于 2019-10-14 设计创作，主要内容包括：本发明涉及冲压成型设备技术领域,且公开了一种用于冲床冲孔加工的模具及其安装方法,包括模板底座、冲孔模具和定位套杆,所述模板底座正面的中部设有安装孔,所述模板底座正面的中部且位于安装孔的左右两侧均设有定位孔,所述模板底座正面的四个拐角处均设有固定孔；所述冲孔模具卡接在模板底座上的安装孔中。该用于冲床冲孔加工的模具及其安装方法,通过模板底座和冲孔模具分开结构的设置,在需要冲压不同的孔时,可以直接更换冲孔模具及与之适配的模具冲头,与现有的冲孔模具相比,不再需要将整个底模进行更换并重新进行校准,整个操作步骤更加的方便灵活,缩短了更换校准模具的时间,进而有效的提高了冲床的工作效率。(The invention relates to the technical field of punch forming equipment and discloses a die for punching processing of a punch press and an installation method thereof, wherein the die comprises a template base, a punching die and a positioning sleeve rod, wherein the middle part of the front surface of the template base is provided with an installation hole, positioning holes are arranged in the middle part of the front surface of the template base and positioned at the left side and the right side of the installation hole, and four corners of the front surface of the template base are provided with fixing holes; the punching die is clamped in the mounting hole in the template base. This a mould for punch press processing and mounting method thereof, through the setting of template base and cut-out press part structure, when the different holes of needs punching press, can directly change the cut-out press and the mould drift of adaptation with it, compare with current cut-out press, no longer need change whole die block and recalibrate, whole operating procedure is convenient more nimble, has shortened the time of changing the calibration mould, and then the effectual work efficiency who improves the punch press.)

1. The utility model provides a mould for punch press processing of punching a hole, includes template base (1), cut-out press (3) and location loop bar (7), its characterized in that: the middle of the front face of the template base (1) is provided with a mounting hole (2), positioning holes (5) are formed in the middle of the front face of the template base (1) and located on the left side and the right side of the mounting hole (2), and fixing holes (6) are formed in four corners of the front face of the template base (1); the punching die (3) is clamped in the mounting hole (2) on the template base (1), and the bottom end of the punching die (3) is in threaded connection with the bottom of the template base (1) through an inner hexagon bolt (4); the template base (1) is calibrated through a positioning sleeve rod (7) and is fixedly installed on a workbench of a punch press.

2. The die for punching process of punching machine according to claim 1, wherein: the depth of the mounting hole (2) on the template base (1) is the same as the height of the punching die (3), the inner diameter of the hole above the fixing hole (6) in the template base (1) is larger than that of the hole below the fixing hole, and meanwhile, the depth of the hole above the fixing hole (6) is larger than the thickness of the bolt hexagonal head.

3. The die for punching process of punching machine according to claim 1, wherein: the outer part of the punching die (3) is of a circular truncated cone structure, and the front side and the rear side of the circular truncated cone structure are milled flat.

4. The die for punching process of punching machine according to claim 1, wherein: and a blanking hole is formed in the bottom of the mounting hole (2), and the inner diameter of the blanking hole is larger than that of a punched hole in the punching die (3).

5. The die for punching process of punching machine according to claim 1, wherein: the diameter of the bottom end of the positioning loop rod (7) is the same as the inner diameter of the positioning hole (5) in the template base (1), the center distance between the bottom ends of the positioning loop rods (7) is equal to the center distance of two groups of positioning holes (5) in the template base (1), two sides of the top end of each positioning loop rod (7) are milled flat, and the bottom end of each positioning loop rod (7) is arranged to be of a conical structure.

6. A die mounting method for punching processing of a punch press is characterized by comprising the following operation steps:

s1, firstly, fixedly mounting a positioning loop bar (7) on a machine head of a punch press, coating lubricating grease on the bottom of the positioning loop bar (7), then placing a template base (1) on a workbench of the punch press, adjusting the position of the template base (1) to enable a positioning hole (5) in the template base (1) to be approximately positioned below the positioning loop bar (7), then driving the positioning loop bar (7) to move downwards by descending the machine head, enabling the positioning loop bar (7) to be movably sleeved on the positioning hole (5), then stopping moving the machine head of the punch press, penetrating a fixing hole (6) in the template base (1) by using a bolt to fix the machine head on the workbench of the punch press, and then moving the machine head upwards to an initial position and detaching the positioning loop bar (7);

s2, selecting a proper punching die (3) according to the required aperture, clamping the punching die (3) in a mounting hole (2) on a template base (1), fixing the punching die (3) on the template base (1) by utilizing an inner hexagonal bolt (4) to penetrate through the bottom of the template base (1), inserting a die punch matched with the punching die (3) into the punching die (3), moving down a machine head of a punch again to clamp the die punch onto the machine head of the punch and fix the die punch, and adjusting the stroke of the die punch by adjusting the machine head of the punch;

s3, after the template base (1) is fixed, when holes with different inner diameters or different shapes need to be punched, the required punching die (3) is taken out and replaced by loosening the inner hexagon bolt (4) by using a hexagon wrench, and meanwhile, the die punch head matched with the punching die (3) on the punch head is replaced, so that the replacement of different punching dies can be completed.

Technical Field

The invention relates to the technical field of punch forming equipment, in particular to a die for punching processing of a punch press and an installation method thereof.

Background

The punching forming is a processing technology for punching the plate into various shapes and structures through a press machine and various punching dies, and has the characteristics of high efficiency and energy conservation which cannot be possessed by other machining equipment, wherein the punching is a common plate hole position processing mode, various non-circular holes can be processed on the plate by utilizing the punching dies, and the defects of the drilling technology are effectively overcome.

But current cut-out press is when the location installation, because a set of die block corresponds a set of mould drift, all need change different cut-out press when the hole of punching press different shape and size, and every group cut-out press needs the long-time location calibration of cost when the installation, the work efficiency of punch press has seriously been influenced, current cut-out press all installs the mould drift earlier when the location installation simultaneously, calibrate the die block with the mould drift again, make the mould drift extremely easy and take place to collide and break up between the die block in the in-process that descends the calibration, and be difficult to control the punching press clearance between mould drift and the die block, cause the location installation accuracy of die block relatively poor, and then the hole site quality that leads to the panel to punch a hole is relatively poor, the precision is relatively low.

Disclosure of Invention

Technical problem to be solved

The invention provides a die for punching processing of a punch press and an installation method thereof, which have the advantages of convenient replacement of a punching die, high punching efficiency, prolonged service life of a die punch and high matching precision between the die punch and a bottom die, and solve the problems that when the existing punching die is positioned and installed, different punching dies need to be replaced when holes with different shapes and sizes are punched as a group of bottom dies corresponds to a group of die punches, and each group of punching dies needs to spend long time for positioning and calibration when being installed, so that the working efficiency of the punch press is seriously influenced, meanwhile, the existing punching die firstly installs the die punches and then calibrates the bottom die by the die punches when being positioned and installed, so that the die punches are easy to collide with the bottom die to break in the descending and calibration process, and the punching gap between the die punches and the bottom die is difficult to control, the positioning and mounting accuracy of the bottom die is poor, and the problems of poor hole site quality and low accuracy of plate punching are caused.

(II) technical scheme

The invention provides the following technical scheme: a die for punching of a punch press comprises a die plate base, a punching die and a positioning sleeve rod, wherein a mounting hole is formed in the middle of the front face of the die plate base, positioning holes are formed in the middle of the front face of the die plate base and located on the left side and the right side of the mounting hole, and fixing holes are formed in four corners of the front face of the die plate base; the punching die is clamped in the mounting hole in the template base, and the bottom end of the punching die is in threaded connection with the bottom of the template base through an inner hexagon bolt; the template base is calibrated through the positioning sleeve rod and is fixedly installed on a workbench of the punch press.

Preferably, the depth of the mounting hole in the template base is the same as the height of the punching die, the inner diameter of the hole above the fixing hole in the template base is larger than that of the hole below the fixing hole, and the depth of the hole above the fixing hole is larger than the thickness of the bolt hexagonal head.

Preferably, the outer part of the punching die is of a circular truncated cone structure, and the front side and the rear side of the circular truncated cone structure are milled flat.

Preferably, the bottom of the mounting hole is provided with a blanking hole, and the inner diameter of the blanking hole is larger than that of a punched hole in the punching die.

Preferably, the diameter of the bottom ends of the positioning sleeve rods is the same as the inner diameter of the positioning holes in the template base, the center distance between the bottom ends of the positioning sleeve rods is equal to the center distance between two groups of positioning holes in the template base, two sides of the top ends of the positioning sleeve rods are milled flat, and the bottom ends of the positioning sleeve rods are designed to be of a conical structure.

A die mounting method for punching processing of a punch press comprises the following operation steps:

s1, firstly, fixedly mounting a positioning loop bar on a machine head of a punch press, coating lubricating grease on the bottom of the positioning loop bar, then placing a template base on a workbench of the punch press, adjusting the position of the template base to enable a positioning hole in the template base to be approximately positioned below the positioning loop bar, then driving the positioning loop bar to move downwards by descending the machine head to enable the positioning loop bar to be movably sleeved on the positioning hole, then stopping moving the machine head of the punch press, penetrating a fixing hole in the template base by using a bolt to fix the machine head on the workbench of the punch press, and then moving the machine head upwards to an initial position and detaching the positioning loop bar;

s2, selecting a proper punching die according to the required aperture, clamping the punching die in a mounting hole on a template base, fixing the punching die on the template base by penetrating the bottom of the template base through a hexagon socket head cap screw, inserting a die punch matched with the punching die in the direction of the punching die into the punching die, then moving down the head of the punch again to clamp and fix the die punch to the head of the punch, and then adjusting the stroke of the die punch by adjusting the head of the punch;

s3, after the template base is fixed, when holes with different inner diameters or different shapes need to be punched, only the hexagon wrench is used for loosening the hexagon socket head cap nut and taking out and replacing the needed punching die, and meanwhile, the die punch head matched with the punching die on the punch head is replaced, so that the replacement of different punching dies can be completed.

(III) advantageous effects

The invention has the following beneficial effects:

1. this a mould for punch press processing and mounting method thereof, through the setting of template base and cut-out press part structure, when the different holes of needs punching press, can directly change the cut-out press and the mould drift of adaptation with it, compare with current cut-out press, no longer need change whole die block and recalibrate, whole operating procedure is convenient more nimble, has shortened the time of changing the calibration mould, and then the effectual work efficiency who improves the punch press.

2. The die for punching processing of the punch press and the mounting method thereof utilize the positioning sleeve rod to calibrate the mounting position of the die plate base, and a die punch is not used to calibrate the mounting position of the die plate base, thereby avoiding the problem that the die punch collides with the die plate base in the descending calibration process and collapses, further prolonging the service life of the die punch, and because the matching between the die punch and the punching die has a certain punching clearance, the problem that the clearance around the die punch can not be kept consistent when the die punch is used for calibration, so that the matching precision between the die punch and the bottom die is higher, and further effectively improving the mounting precision of the punching die.

Drawings

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

FIG. 2 is a cross-sectional view of the structure of the present invention;

FIG. 3 is a cross-sectional view of a punch die of the present invention construction;

FIG. 4 is a side view of a punch die of the present invention construction;

FIG. 5 is a top view of a structural punch die of the present invention;

FIG. 6 is a schematic view of the positioning sleeve rod of the present invention.

In the figure: 1. a template base; 2. mounting holes; 3. punching a die; 4. a hexagon socket head cap screw; 5. positioning holes; 6. a fixing hole; 7. and (5) positioning the loop bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, a die for punching of a punching machine comprises a die plate base 1, a punching die 3 and a positioning sleeve rod 7, wherein a mounting hole 2 is formed in the middle of the front surface of the die plate base 1, positioning holes 5 are formed in the middle of the front surface of the die plate base 1 and positioned on the left side and the right side of the mounting hole 2, and fixing holes 6 are formed in four corners of the front surface of the die plate base 1; the punching die 3 is clamped in the mounting hole 2 on the template base 1, and the bottom end of the punching die 3 is in threaded connection with the bottom of the template base 1 through the hexagon socket head cap screw 4; the template base 1 is calibrated and fixedly arranged on a workbench of a punch press through a positioning loop bar 7.

Wherein, to the setting of template base 1 and 3 part structures of cut-out press, when the different holes of needs punching press, can directly change the mould drift of suitable cut-out press 3 and adaptation with it, and need not change whole die block and calibrate again, more convenient nimble during the use, and then the effectual work efficiency who improves the punch press.

In this technical scheme, the degree of depth of mounting hole 2 is the same with cut-out press 3's height on template base 1, and the internal diameter in 6 top holes of fixed orifices is greater than the internal diameter in below hole in template base 1, and the degree of depth in 6 top holes of fixed orifices is greater than the thickness of bolt hexagonal head simultaneously.

Wherein, to the setting of mounting hole 2 and cut-out press 3 for the top of template base 1 and the top of different model cut-out presses 3 can keep on same horizontal plane, and the material atress that makes near work piece hole site region when the punching press of mould drift is even, makes it can not appear sunken phenomenon when the punching press atress, and then has improved this cut-out press's punching quality.

Wherein, to the setting of fixed orifices 6, prevent that the hexagon head of bolt from stretching out the top of template base 1 because of thickness is too big, and then ejecting it when punching press great work piece, appear sunken problem when work piece punching press atress, further improvement this cut-out press's punching quality.

In the technical scheme, the outer part of the punching die 3 is designed to be a circular truncated cone structure, and the front side and the rear side of the circular truncated cone structure are milled flat.

Wherein, to the setting of 3 outer structure of cut-out press, make mounting hole 2 on the template base 1 can provide stable effectual holding power for cut-out press 3, very big release the punching press that cut-out press 3 received at the in-process that punches a hole, and to the setting that cut-out press 3 front and back both sides mill the tie, the in-process that dashes the waist hole can be automatic adjustment cut-out press 3's joint position and orientation, no longer need artificial rotation cut-out press 3 with the orientation in adjustment waist hole, control more convenient nimble.

In the technical scheme, the bottom of the mounting hole 2 is provided with a blanking hole, and the inner diameter of the blanking hole is larger than that of the punched hole in the punching die 3.

In the technical scheme, the diameter of the bottom end of the positioning loop bar 7 is the same as the inner diameter of the positioning hole 5 on the template base 1, the center distance between the bottom ends of the positioning loop bar 7 is equal to the center distance between the two groups of positioning holes 5 on the template base 1, the two sides of the top end of the positioning loop bar 7 are milled flat, and meanwhile, the bottom end of the positioning loop bar 7 is designed to be of a conical structure.

Wherein, utilize the mounted position of adjustment template base 1 that locating loop bar 7 can be accurate, promote the removal of template base 1 through the toper structure of locating loop bar 7 bottom in the in-process of moving down locating loop bar 7, finally make the bottom of locating loop bar 7 cup joint completely in locating hole 5 on template base 1, very big simplification to the calibration of template base 1 fixed position, and then improved the work efficiency to the installation of template base 1 calibration.

A die mounting method for punching processing of a punch press comprises the following operation steps:

s1, firstly, fixedly mounting a positioning loop bar 7 on a machine head of a punch press, coating lubricating grease on the bottom of the positioning loop bar 7, then placing a template base 1 on a workbench of the punch press, adjusting the position of the template base 1 to enable a positioning hole 5 on the template base 1 to be approximately positioned below the positioning loop bar 7, then driving the positioning loop bar 7 to move downwards at the descending machine head to enable the positioning loop bar 7 to be movably sleeved on the positioning hole 5, then stopping moving the machine head of the punch press, penetrating a fixing hole 6 on the template base 1 by using a bolt to fix the machine head on the workbench of the punch press, and then moving the machine head upwards to an initial position and detaching the positioning loop bar 7;

s2, selecting a proper punching die 3 according to the required aperture, clamping the punching die 3 in the mounting hole 2 on the template base 1, fixing the punching die 3 on the template base 1 by penetrating the bottom of the template base 1 through an inner hexagon bolt 4, inserting a die punch matched with the punching die 3 into the punching die 3, moving the head of the punch downwards again to clamp and fix the die punch to the head of the punch, and adjusting the stroke of the die punch by adjusting the head of the punch;

s3, after the template base 1 is fixed, when holes with different inner diameters or different shapes need to be punched, only the inner hexagonal bolt 4 needs to be loosened by a hexagonal wrench, the needed punching die 3 is taken out and replaced, and meanwhile, a die punch head matched with the punching die 3 on a punch head is replaced, so that the replacement of different punching dies can be completed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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