CN214769126U

CN214769126U - Punching depth adjusting assembly, punching mechanism and flat plate punching machine

Info

Publication number: CN214769126U
Application number: CN202121301121.1U
Authority: CN
Inventors: 江星; 王铭羽
Original assignee: Lens Intelligent Robot Changsha Co Ltd
Current assignee: Lens Intelligent Robot Changsha Co Ltd
Priority date: 2021-06-10
Filing date: 2021-06-10
Publication date: 2021-11-19
Anticipated expiration: 2031-06-10

Abstract

The application discloses the degree of depth adjusting part punches, mechanism and panel puncher punch, the degree of depth adjusting part punches includes the fixed plate, the screw rod latch segment, adjusting screw and perforation portion mounting, the screw rod latch segment is fixed in the fixed plate and can presss from both sides tightly and loosen adjusting screw, the perforation portion mounting is used for fixed perforation portion, perforation portion mounting and adjusting screw thread fit, the fixed plate is with the spacing connection of perforation portion mounting and restrict the perforation portion mounting rotatory. The application provides a technical scheme utilizes the screw-thread fit of adjusting screw and perforation portion mounting to realize the adjustment of the degree of depth of punching, can not drive the joint bearing among the prior art among the adjustment process and rotate, and easy operation is convenient.

Description

Punching depth adjusting assembly, punching mechanism and flat plate punching machine

Technical Field

The application relates to the technical field of punching equipment, more specifically say, relate to a depth of punching adjusting part, mechanism and panel puncher of punching.

Background

At present, a part of workpieces need to be punched by using a punching machine, and because the thickness and the flatness of supplied materials of the workpieces have certain errors, the precision of the punching depth needs to be ensured by frequently adjusting the punching machine to meet the precision requirement of the punching depth.

The punching mechanism of the existing punching machine mainly comprises a driving assembly, an upper joint bearing, a screw rod, a lower joint bearing and a punching part, wherein the upper end of the screw rod is matched with the rod end of the upper joint bearing in a threaded manner and is locked through an upper nut, the lower end of the screw rod is matched with the rod end of the lower joint bearing in a threaded manner and is locked through a lower nut, and namely the upper joint bearing, the upper nut, the screw rod, the lower nut and the lower joint bearing are fixed into a connecting rod structure. When punching, the driving component drives the connecting rod structure to move, the connecting rod structure drives the punching part to do up-and-down reciprocating linear motion, and the moving stroke of the punching part is a fixed value.

When the punching depth needs to be adjusted, the upper nut and the lower nut need to be loosened firstly, then the screw rod is rotated, the distance between the upper joint bearing and the lower joint bearing is changed, the upper position and the lower position of the punching part are changed, the punching depth is changed accordingly, and the upper nut and the lower nut are screwed up after the adjustment is finished.

However, in actual operation, because the upper joint bearing is in ball joint with the driving assembly, the lower joint bearing is in ball joint with the perforated part, and when the screw rod is rotated, the upper joint bearing and the lower joint bearing can also rotate along with the screw rod; and when the upper nut and the lower nut are loosened and tightened, the screw rod can rotate along with the upper nut and the lower nut. Therefore, the adjusting process is troublesome, inconvenient to operate and long in time consumption.

In summary, how to improve the convenience of adjusting the punching depth is a problem to be solved urgently by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

In view of this, the purpose of this application is to provide a depth of perforation regulating assembly, and it utilizes the screw-thread fit realization of adjusting screw and perforation portion mounting to punch the adjustment of the degree of depth, can not drive the joint bearing among the prior art and rotate in the adjustment process, and the operation is more convenient. It is another object of the present application to provide a punch mechanism and a flat plate punch that include the above punch depth adjustment assembly.

In order to achieve the above purpose, the present application provides the following technical solutions:

the utility model provides a degree of depth of punching regulating assembly, includes fixed plate, screw rod locking piece, adjusting screw and perforation portion mounting, screw rod locking piece is fixed in the fixed plate just can press from both sides tightly and loosen adjusting screw, the perforation portion mounting is used for fixed perforation portion, the perforation portion mounting with adjusting screw thread fit, the fixed plate with the spacing connection of perforation portion mounting and restriction the perforation portion mounting is rotatory.

Optionally, the fixing plate further comprises a screw mounting seat fixedly connected with the fixing plate, the screw mounting seat is provided with a mounting hole, and the adjusting screw is arranged in the mounting hole.

Optionally, the fixed plate and the perforated section fixing member are slidably connected by a first guide rail slider assembly.

Optionally, there are two sets of the first guide rail slider assemblies; the perforation portion fixing piece comprises a nut component and a perforation portion locking block, wherein the nut component is in threaded connection with the adjusting screw, the perforation portion locking block is used for fixing the perforation portion, the nut component is fixedly connected with the perforation portion locking block, the nut component is located in two sets, the first guide rail sliding block component is arranged between the nut component and the first guide rail sliding block component, and the perforation portion locking block is connected with the first guide rail sliding block component in two sets.

Optionally, the nut component has a limiting surface, and the fixing plate is engaged with the limiting surface of the nut component and limits the rotation of the nut component.

Optionally, one of the fixing plate and the perforated part fixing member is provided with a scale, and the other is provided with a pointer for indicating the scale.

A punching mechanism comprises a driving assembly, a punching part and any one of the punching depth adjusting assemblies, wherein the driving assembly is in transmission connection with a fixing plate and controls the fixing plate to perform linear reciprocating movement, and the punching part is installed on a punching part fixing piece.

Optionally, drive assembly includes mount, motor, transmission shaft and transmission portion, transmission portion includes carousel, first joint ball bearing, connecting screw and second joint ball bearing, the motor passes through the transmission shaft drives the carousel is rotatory, first joint ball bearing with the carousel ball is articulated, connecting screw's first end with first joint ball bearing's rod end thread tightening, connecting screw's second end with second joint ball bearing's rod end thread tightening, second joint ball bearing with the fixed plate ball is articulated, the mount with fixed plate sliding fit.

Optionally, the mechanism of punching includes two the depth of punching adjustment assembly, drive assembly includes two transmission portion, the motor with the middle part transmission of transmission shaft is connected and is driven the transmission shaft rotates, the both ends of transmission shaft respectively with one the transmission portion carousel fixed connection, each the transmission portion with one the depth of punching adjustment assembly is connected.

A flat punch comprising:

the rotary table mechanism comprises a workpiece rotary table for driving a workpiece to perform intermittent rotary motion;

the punching mechanism is arranged on one side of the workpiece turntable of the turntable mechanism;

and the translation driving mechanism is in transmission connection with the punching mechanism and drives the punching mechanism to move so as to adjust the relative position of the punching part in the punching mechanism and the workpiece turntable in the turntable mechanism.

Through above-mentioned scheme, the depth of punching regulating assembly that this application provided's beneficial effect lies in:

the application provides a degree of depth of punching regulating assembly includes fixed plate, screw rod latch segment, adjusting screw and perforation portion mounting, and the screw rod latch segment is fixed in the fixed plate and can presss from both sides tightly and loosen adjusting screw, perforation portion mounting and adjusting screw thread fit, and the fixed plate is connected and restriction perforation portion mounting is rotatory with the perforation portion mounting is spacing.

In the use, the perforation portion is fixed in the perforation portion mounting, and when the degree of depth of punching was adjusted to needs, screw locking piece loosened adjusting screw, then twisted adjusting screw soon, because the perforation portion mounting received the restriction of fixed plate and can't rotate, consequently perforation portion mounting and the whole axial along adjusting screw of perforation portion remove, and the degree of depth of punching adjusts the back that targets in place, and screw locking piece locking adjusting screw.

The application provides a degree of depth of punching adjusting part need not to loosen last nut and lower nut among the prior art in advance when using, also can not drive the last joint bearing among the prior art and the joint bearing rotates down, and it is more convenient to operate.

In addition, it should be understood that the punching mechanism and the flat plate punching machine provided by the application both comprise the punching depth adjusting assembly, and therefore, the punching mechanism and the flat plate punching machine provided by the application also have the beneficial effects.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic view of a flat-bed punch according to the present application;

FIG. 2 is a schematic structural diagram of a hole punching mechanism provided in the present application;

FIG. 3 is a schematic view of a drilling depth adjustment assembly and a drilling portion according to the present disclosure;

FIG. 4 is a block diagram of some of the components of a drilling depth adjustment assembly provided herein;

FIG. 5 is a cross-sectional view of FIG. 4;

fig. 6 is a schematic structural diagram of a nut assembly provided in the present application.

The reference numbers in the figures are:

a hole punching mechanism 100; the device comprises a driving assembly 110, a fixed frame 111, a motor 112, a transmission shaft 113, a turntable 114, a first joint ball bearing 115, a connecting screw rod 116, a second joint ball bearing 117, a second guide rail slide block assembly 118 and a locking nut 119; a perforated section 120; a drilling depth adjusting assembly 130, a fixing plate 131, a screw locking block 132, an adjusting screw 133, a perforated part fixing member 134, a nut assembly 1341, a perforated part locking block 1342, a screw mounting seat 135, a first guide rail slider assembly 136, a scale 137, and a pointer 138; a turntable mechanism 200; a translation drive mechanism 300.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, 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 application.

Referring to fig. 1, the flat plate hole puncher provided by the present application is suitable for circular or other plate-shaped workpieces, and the workpiece material is not limited, and may be a resin workpiece, a wood workpiece, or the like. The flat-bed punch includes a punch mechanism 100, a turntable mechanism 200, and a translation drive mechanism 300.

The punching mechanism 100 includes a punching portion 120, and the punching portion 120 punches a hole in a workpiece by a linear reciprocating motion. The turntable mechanism 200 includes a workpiece turntable on which a workpiece is placed and a driving element for driving the workpiece turntable to rotate, the workpiece turntable drives the workpiece to perform an intermittent rotational motion, and the workpiece turntable faces the punching portion 120 of the punching mechanism 100. The translation driving mechanism 300 may adopt a linear moving module, a sliding table, and the like, and the translation driving mechanism 300 is in transmission connection with the punching mechanism 100 and drives the punching mechanism 100 to perform linear movement, so as to adjust the relative position of the punching portion 120 of the punching mechanism 100 and the workpiece turntable of the turntable mechanism 200.

In the working process, when the drill bit on the punching part 120 of the punching mechanism 100 approaches the workpiece, the workpiece turntable in the turntable mechanism 200 stops rotating until the punching part 120 of the punching mechanism 100 completes punching and exits from the drilled hole, the workpiece turntable in the turntable mechanism 200 drives the workpiece to rotate by a certain angle to reach the next hole position, and the punching mechanism 100 performs punching again in the original position. After the workpiece turntable rotates 360 degrees, the translational driving mechanism 300 drives the punching mechanism 100 to move a certain distance along the radial direction of the workpiece turntable to punch a next circle. And circulating the steps until the complete hole position is processed on the workpiece.

Referring to fig. 2, the punching mechanism 100 provided by the present application includes a driving assembly 110, a punching portion 120, and a punching depth adjusting assembly 130.

The driving assembly 110 may adopt a cylinder or the like, and the driving assembly 110 is in transmission connection with a fixed end (such as a fixing plate 131 hereinafter) of the drilling depth adjusting assembly 130 and controls the drilling depth adjusting assembly 130 to perform linear reciprocating movement along the drilling direction; the perforating portion 120 may be embodied as an electric spindle, the perforating portion 120 perforates the workpiece through the rotation motion of its own drill, and the perforating portion 120 is fixedly connected to a movable end (such as a perforating portion fixing member 134 hereinafter) of the perforating depth adjusting assembly 130, so that the perforating portion 120 and the perforating depth adjusting assembly 130 can be integrally moved under the control of the driving assembly 110.

Further, in one embodiment, the driving assembly 110 includes a fixed frame 111, a motor 112, a transmission shaft 113, a turntable 114, a first joint ball bearing 115, a connection screw 116, and a second joint ball bearing 117.

The fixed frame 111 is in transmission connection with the driving end of the translation driving mechanism 300 and can move under the control of the translation driving mechanism 300. The fixed end of the motor 112 is mounted on the fixed frame 111, the driving shaft of the motor 112 controls the transmission shaft 113 to rotate, the transmission shaft 113 can be rotatably connected with the fixed frame 111 through a bearing, the transmission shaft 113 and the rotating disc 114 are coaxially fixed, the first joint ball bearing 115 is in ball hinge connection with the rotating disc 114, and the hinge position is spaced from the rotating center of the rotating disc 114 by a certain distance; the first end of the connecting screw 116 is fixed with the rod end of the first joint ball bearing 115 in a threaded manner, the second end of the connecting screw 116 is fixed with the rod end of the second joint ball bearing 117 in a threaded manner, that is, the first joint ball bearing 115, the connecting screw 116 and the second joint ball bearing 117 are assembled and fixed, the second joint ball bearing 117 is in ball hinge joint with the fixed end (such as a fixed plate 131 hereinafter) of the drilling depth adjusting assembly 130, and the fixed end (such as the fixed plate 131 hereinafter) of the drilling depth adjusting assembly 130 is in sliding fit with the fixed frame 111 through the second guide rail sliding block assembly 118 or other guide limit structure. In addition, in order to secure the locking effect between the connection screw 116 and the rod end of the first joint ball bearing 115 and the rod end of the second joint ball bearing 117 and to prevent the connection screw 116 from loosening, one end of the connection screw 116 is a right-handed thread and the other end is a left-handed thread, and two lock nuts 119 may be mounted on the connection screw 116 to lock the rod end of the first joint ball bearing 115 and the rod end of the second joint ball bearing 117, respectively.

In the working process, the motor 112 drives the rotating disc 114 to rotate through the transmission shaft 113, the rotating disc 114 drives the first joint ball bearing 115, the connecting screw 116 and the second joint ball bearing 117 to move in a plane, the first joint ball bearing 115, the connecting screw 116 and the second joint ball bearing 117 push the fixing plate 131 to perform linear reciprocating movement, and then the whole punching depth adjusting assembly 130 performs linear reciprocating movement along the punching direction.

Further, in an embodiment, the punching mechanism 100 includes two punching depth adjusting assemblies 130, the motor 112 is in transmission connection with the middle portion of the transmission shaft 113 and drives the transmission shaft 113 to rotate, two ends of the transmission shaft 113 are respectively fixedly connected with a rotating disc 114, and the two rotating discs 114 are respectively connected with one punching depth adjusting assembly 130 through a first joint ball bearing 115, a connecting screw 116 and a second joint ball bearing 117. That is, one motor 112 drives two sets of drilling depth adjusting assemblies 130 to act simultaneously, so that drilling can be performed on two workpieces, and production efficiency is improved.

Referring to fig. 3 to 6, the drilling depth adjustment assembly 130 provided by the present application includes a fixing plate 131, a screw locking block 132, an adjustment screw 133, and a drilling portion fixing member 134.

The fixing plate 131 may be a plate, a block, or the like, and is in transmission connection with the driving assembly 110 of the hole punching mechanism 100 and moves linearly in the hole punching direction under the control of the driving assembly 110. The punching direction is flexibly determined according to the placing position of the workpiece, and can be a horizontal direction, preferably a vertical direction.

The screw locking block 132 is fixed to the fixing plate 131 through bolts, clamping, integral molding and the like, and the screw locking block 132 is a part capable of clamping and loosening the adjusting screw 133 and can specifically adopt a buckle and hoop type structure.

The adjusting screw 133 is located at one side of the fixing plate 131, and the axial direction of the adjusting screw 133 is consistent with the punching direction. When the screw locking block 132 releases the adjustment screw 133, the adjustment screw 133 can be rotated by an external force.

The fixing member 134 is used to fix the through hole 120, the fixing member 134 is in threaded engagement with the adjusting screw 133, and the fixing plate 131 is connected to the fixing member 134 in a limited manner and cannot rotate under the limitation of the fixing plate 131, so that the fixing member 134 moves along the axial direction of the adjusting screw 133 after the adjusting screw 133 rotates. In practical applications, the fixing plate 131 and the perforated portion fixing member 134 may be fixed by a fixing surface, a guide rail slider, a groove and protrusion structure, or the like.

When the punching depth needs to be adjusted, the adjusting screw 133 is loosened by the screw locking block 132, and then the adjusting screw 133 is screwed, so that the punching part fixing member 134 and the punching part 120 integrally move along the axial direction of the adjusting screw 133, and the adjustment of the punching depth is realized. This drilling depth adjustment assembly 130 simple operation is convenient.

Further, in an embodiment, the drilling depth adjusting assembly 130 further includes a screw mounting seat 135, the screw mounting seat 135 is fixedly connected to the fixing plate 131 by bolts, clamping, integral molding, or the like, the screw mounting seat 135 is provided with a mounting hole, and the adjusting screw 133 passes through the mounting hole. Specifically, the screw mounting seat 135 can limit the axial position of the adjusting screw 133, so as to avoid the problem that the axial position of the adjusting screw 133 deviates from the last locking after the screw locking block 132 is loosened and re-locked, thereby ensuring the accuracy of the punching position.

Further, in one embodiment, the punch depth adjustment assembly 130 further includes a first guide rail slider assembly 136, the first guide rail slider assembly 136 being located between the fixed plate 131 and the punch fixing member 134, the first guide rail slider assembly 136 specifically including a sliding-fit guide rail and a sliding block, one of which is fixed to the fixed plate 131 and the other of which is fixed to the punch fixing member 134, such that the fixed plate 131 and the punch fixing member 134 are in sliding fit. The first guide rail slider assembly 136 can provide a guiding function for the movement of the perforated section fixing piece 134.

Further, in one embodiment, the perforated portion fixing member 134 includes a nut assembly 1341 and a perforated portion locking block 1342, wherein the nut assembly 1341 is in threaded connection with the adjusting screw 133, the nut assembly 1341 is in fixed connection with the perforated portion locking block 1342 by bolts or other means, and the perforated portion 120 is fixed to the perforated portion locking block 1342.

Optionally, there are two sets of first guide rail slider assemblies 136, and correspondingly, the nut assemblies 1341 are located between the two sets of first guide rail slider assemblies 136, and the perforated portion locking block 1342 is connected to both sets of first guide rail slider assemblies 136. The stability of the perforated section mount 134 is improved by two sets of first rail slider assemblies 136.

Further, in one embodiment, the nut assembly 1341 has a limiting surface, the limiting surface may be a plane surface or a curved surface with a non-circular arc surface, and the fixing plate 131 is engaged with the limiting surface of the nut assembly 1341 and limits the rotation of the nut assembly 1341. Specifically, after the limiting surface is arranged, the first guide rail sliding block assembly 136 can be prevented from receiving acting force vertical to the relative sliding direction, and the first guide rail sliding block assembly 136 is protected. It will be appreciated that in other embodiments, the fixed plate 131 and the nut assembly 1341 may be spaced apart, with the fixed plate 131 and the perforated section locking block 1342 being slidably coupled by the first guide rail slider assembly 136, with the rotational movement of the perforated section mount 134 being limited directly by the first guide rail slider assembly 136.

Further, in one embodiment, the drilling depth adjusting assembly 130 further includes a graduated scale 137 and a pointer 138, one of the graduated scale 137 and the pointer 138 is fixedly connected to the fixing plate 131, and the other is fixedly connected to the piercing part fixing member 134, after the adjusting screw 133 is screwed, the piercing part fixing member 134 moves relative to the fixing plate 131, and the pointer 138 indicates a current scale in the graduated scale 137, so that a user can intuitively know an adjustment amount of the drilling depth, and adjustment accuracy is improved.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The flat panel punch, the punching mechanism and the punching depth adjusting assembly provided by the application are described in detail above. The principles and embodiments of the present application are explained herein using specific examples, which are provided only to help understand the method and the core idea of the present application. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present application without departing from the principle of the present application, and such improvements and modifications also fall within the scope of the claims of the present application.

Claims

1. The utility model provides a drilling degree of depth adjusting part (130), characterized in that, includes fixed plate (131), screw locking piece (132), adjusting screw (133) and perforation portion mounting (134), screw locking piece (132) are fixed in fixed plate (131) and can press from both sides tightly and loosen adjusting screw (133), perforation portion mounting (134) are used for fixed perforation portion (120), perforation portion mounting (134) with adjusting screw (133) screw-thread fit, fixed plate (131) with perforation portion mounting (134) spacing connection and restriction perforation portion mounting (134) are rotatory.

2. The drilling depth adjustment assembly (130) of claim 1, further comprising a screw mounting seat (135) fixedly connected with the fixing plate (131), wherein the screw mounting seat (135) is provided with a mounting hole, and the adjusting screw (133) is arranged in the mounting hole.

3. The perforating depth adjustment assembly (130) of claim 1, wherein the fixed plate (131) and the perforating section fixture (134) are slidably connected by a first guide rail slider assembly (136).

4. The drilling depth adjustment assembly (130) of claim 3, wherein there are two sets of the first guide rail slider assemblies (136); the perforated part fixing piece (134) comprises a nut component (1341) in threaded connection with the adjusting screw rod (133) and a perforated part locking block (1342) used for fixing the perforated part (120), the nut component (1341) is fixedly connected with the perforated part locking block (1342), the nut component (1341) is located between the two groups of first guide rail sliding block components (136), and the perforated part locking block (1342) is connected with the two groups of first guide rail sliding block components (136).

5. The perforating depth adjustment assembly (130) of claim 4, characterized in that the nut assembly (1341) has a stop face, the fixing plate (131) engaging the stop face of the nut assembly (1341) and limiting the rotation of the nut assembly (1341).

6. The perforating depth adjustment assembly (130) of any of claims 1-5, characterized in that one of the fastening plate (131) and the perforating portion holder (134) is provided with a graduated scale (137), and the other is provided with a pointer (138) for indicating the graduation.

7. A hole punching mechanism (100) comprising a driving assembly (110), a punching part (120) and a punching depth adjusting assembly (130) according to any one of claims 1 to 6, wherein the driving assembly (110) is in transmission connection with the fixing plate (131) and controls the fixing plate (131) to linearly reciprocate, and the punching part (120) is fixed to the punching part fixing member (134).

8. The hole punching mechanism (100) according to claim 7, characterized in that said driving assembly (110) comprises a fixed frame (111), a motor (112), a transmission shaft (113) and a transmission portion, the transmission part comprises a turntable (114), a first joint ball bearing (115), a connecting screw rod (116) and a second joint ball bearing (117), the motor (112) drives the turntable (114) to rotate through the transmission shaft (113), the first joint ball bearing (115) is in ball hinge joint with the rotary disc (114), the first end of the connecting screw rod (116) is fixed with the rod end of the first joint ball bearing (115) through screw threads, the second end of the connecting screw rod (116) is fixed with the rod end of the second joint ball bearing (117) through threads, the second joint ball bearing (117) is in ball hinge joint with the fixing plate (131), and the fixing frame (111) is in sliding fit with the fixing plate (131).

9. The hole punching mechanism (100) according to claim 8, wherein the hole punching mechanism (100) comprises two sets of said hole punching depth adjusting assemblies (130), the driving assembly (110) comprises two said transmission portions, the motor (112) is in transmission connection with a middle portion of the transmission shaft (113) and drives the transmission shaft (113) to rotate, two ends of the transmission shaft (113) are respectively fixedly connected with the rotary disc (114) of one of the transmission portions, and each of the transmission portions is connected with one set of said hole punching depth adjusting assemblies (130).

10. A flat punch, comprising:

the rotary table mechanism (200) comprises a workpiece rotary table for driving the workpiece to perform intermittent rotary motion;

the hole punching mechanism (100) of any one of claims 7 to 9, provided on a side of a workpiece turntable of the turntable mechanism (200);

the translation driving mechanism (300) is in transmission connection with the punching mechanism (100) and drives the punching mechanism (100) to move so as to adjust the relative position of the punching part (120) in the punching mechanism (100) and the workpiece turntable in the turntable mechanism (200).