CN113145734A - Standard knot main angle steel punching equipment and punching processing method - Google Patents
Standard knot main angle steel punching equipment and punching processing method Download PDFInfo
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- CN113145734A CN113145734A CN202110321028.5A CN202110321028A CN113145734A CN 113145734 A CN113145734 A CN 113145734A CN 202110321028 A CN202110321028 A CN 202110321028A CN 113145734 A CN113145734 A CN 113145734A
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- angle steel
- main angle
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- positioning
- clamping
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/34—Perforating tools; Die holders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/243—Perforating, i.e. punching holes in profiles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/027—Combined feeding and ejecting devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/08—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Punching Or Piercing (AREA)
Abstract
The invention discloses standard knot main angle steel punching equipment and a punching processing method, and the standard knot main angle steel punching equipment comprises a feeding assembly, a punching assembly and a positioning assembly for fastening the end part of a main angle steel, wherein the punching assembly comprises an operation supporting table, a punching module, a vertical clamping module assembly and a lateral clamping assembly, the positioning assembly and the feeding assembly are respectively connected in series at the left end and the right end of the operation supporting table, the punching module is arranged on the operation supporting table, the vertical clamping module assembly is respectively arranged on the operation supporting table below the left end and the right end of the punching module, and the lateral clamping assembly is respectively arranged on the operation supporting table below the front side and the rear side of the punching module. The processing method of the invention is to gradually and sequentially send the main angle steel into the vertical clamping module assembly and the punching module for clamping and positioning, send the punched steel into the positioning group for positioning after the punching module punches the hole, and carry out punching operation on the main angle steel.
Description
Technical Field
The invention relates to the technical field of construction elevator equipment processing, in particular to standard joint main angle steel punching equipment and a punching processing method.
Background
The standard section main angle steel is a common mechanical structure form and is widely applied to the fields of construction machinery, tower cranes and the like, and in actual manufacturing, the main angle steel is processed by straightening the main angle steel, milling two end faces of the main angle steel and punching a main angle steel hole; the main angle steel is usually punched with various holes to meet the requirements of subsequent installation and manufacturing processes. The machining of the current standard main angle steel machining hole generally uses the machining of cutter drilling, the machining is divided into single-hole drilling machining, rocker arm drilling machining and multi-hole one-time drilling machining, the special drilling machining of a plurality of power heads, the drilling efficiency of the existing rocker arm drilling machining technology is low, only one hole can be drilled at one time, at least 12 bolt holes are formed in the main angle steel, the drilling time is long, the structure of the special drilling machine is complex, the cost is too high, in addition, due to the particularity of the structure of the angle steel, the angle steel cannot be easily and effectively fixed and clamped, when punching is conducted on the existing punching machine, the precision of punching is often reduced due to unstable fixation, and the punching speed is influenced.
Disclosure of Invention
The invention aims to provide standard joint main angle steel punching equipment and a punching processing method. In order to achieve the above object, the present invention adopts the following technical effects:
according to one aspect of the invention, the standard knot main angle steel punching equipment comprises a feeding assembly, a punching assembly and a positioning assembly for fastening the end part of a main angle steel, wherein the punching assembly comprises an operation supporting table, a punching module, a vertical clamping module assembly and a lateral clamping assembly, the positioning assembly and the feeding assembly are respectively arranged at the left end and the right end of the operation supporting table in series, the punching module is arranged on the operation supporting table, the vertical clamping module assembly is respectively arranged on the operation supporting table below the left end and the right end of the punching module, and the lateral clamping assembly is respectively arranged on the operation supporting table below the front side and the rear side of the punching module.
In a further preferred embodiment of the above technical solution, the punching assembly includes an oil press, an upper top plate, a punch die holder, movable blocks, a punch die holder and a punch sleeve, the upper top plate is fixed above the center of the surface of the operating support table, the oil press is fixed above the upper top plate, an oil cylinder shaft of the oil press vertically extends downward and is in transmission connection with the upper surface of the upper top plate, the punch die holder is arranged on the lower surface of the upper top plate, a plurality of the movable blocks are vertically arranged in the punch die holder, the lower end of each movable block is detachably connected with the upper end of the punch, the lower end of the punch vertically extends downward from the lower surface of each punch die holder, the punch die holder is mounted on the surface of the operating support table, a plurality of punch sleeves corresponding to the punches are arranged in the punch die holder, the vertical clamping module assemblies are respectively arranged on the operating support tables below the left and right ends of the upper top plate, the lateral clamping assemblies are respectively arranged on the operation supporting tables on the front side and the rear side of the punching sleeve die holder, and the height of the feeding assembly is parallel to the height of the punching sleeve die holder.
According to the scheme, the two ends of the operation supporting table are respectively provided with the stamping supporting cushion blocks which are parallel and level with the height of the stamping sleeve mold seat, the feeding assembly comprises a feeding supporting frame and guide rollers transversely arranged on the feeding supporting frame, the edges of the two sides of the feeding supporting frame are provided with guide bearing seats, the two ends of each guide roller are fixed on the feeding supporting frame through the guide bearing seats, and the height of each guide roller is parallel and level with the height of the stamping supporting cushion block.
According to a further preferred embodiment of the technical scheme, the vertical clamping module assembly comprises a clamping positioning seat, a first positioning supporting column, a second positioning supporting column, a positioning supporting beam and a clamping block, the clamping positioning seat is fixed on two side edges of the operation supporting table through bolts, the first positioning supporting column and the second positioning supporting column are respectively fixed on the clamping positioning seat on the two side edges of the operation supporting table, the positioning supporting beam is fixedly connected between the top end of the first positioning supporting column and the top end of the second positioning supporting column, a first hydraulic oil cylinder is fixed in the middle of the positioning supporting beam, the clamping block is arranged between the lower portion of the first hydraulic oil cylinder and the upper portion of the operation supporting table, and a vertical output shaft of the first hydraulic oil cylinder is in transmission connection with the clamping block.
The scheme is further preferred, two sides close to the middle part of the first positioning support column are respectively provided with a first guide arm plate along the length extending direction of the operation support table, two sides close to the middle part of the second positioning support column are respectively provided with a second guide arm plate along the length extending direction of the operation support table, the first guide arm plate and the second guide arm plate are respectively vertically penetrated and sleeved with a sliding support rod, a transverse connecting rod is fixed between the top ends of the sliding support rods of the first guide arm plate and the second left support arm on the same side, the center of the transverse connecting rod is perpendicular to the clamping block in a spatial crossing manner, the center of the transverse connecting rod is connected with the clamping block through a vertical connecting rod, and the surface of the first guide arm plate and the surface of the second guide arm plate under the transverse connecting rod are respectively provided with a buffering support pad.
According to the scheme, the lower surfaces of the two ends of the transverse connecting rod are respectively and fixedly connected with the upper end of the sliding support rod, the lower end of the transverse connecting rod penetrates downwards to be arranged under the first guide arm plate and the second guide arm plate respectively, and the detachable positioning pull pin transversely penetrates through the lower end of the sliding support rod.
In a further preferred embodiment of the present invention, a return spring is provided on the outer wall of the slide support rod between the lower side of one end of the transverse link and the upper side of the first guide arm plate and on the outer wall of the slide support rod between the lower side of the other end of the transverse link and the upper side of the second guide arm plate.
In a further preferred mode of the above scheme, the positioning assembly comprises a positioning support frame, a positioning fixture block, a limit screw and an I-shaped support groove steel seat fixedly arranged on the surface of the positioning support frame along the extending direction of the operation support table, a plurality of positioning fixture blocks are sequentially arranged at intervals at the edge of the I-shaped supporting groove steel seat along the length extension direction, the fixed end of the positioning fixture block is hinged at the edge of the notch of the I-shaped support channel steel seat through an L-shaped connecting seat which can be slidably connected in the notch of the I-shaped support channel steel seat, the lower surface of the positioning fixture block is provided with a clamping groove which is matched and clamped with the outer wall of the I-shaped support groove steel seat, the edge of the notch of the I-shaped supporting groove steel seat is provided with a limiting clamping groove which is matched and corresponding to the thickness of the free end part of the positioning clamping block, the limiting screw is arranged on the positioning fixture block in a penetrating manner along the extending direction of the operation support table and is in threaded connection with the inside of the positioning fixture block; and a limiting groove matched with the thickness of the edge of the notch of the I-shaped support groove steel seat is formed in the inner wall of the end part of the buckle groove on one side of the free end part of the positioning fixture block.
According to another aspect of the invention, the punching processing method of the standard knuckle main angle steel punching equipment comprises the following steps:
step S1, flatly placing the bottom side of the main angle steel on the feeding assembly, and gradually and sequentially feeding the main angle steel into a vertical clamping module assembly and a punching module arranged on the operation supporting table from a guide roller of the feeding assembly;
step S2, adjusting the position of the bottom side of the main angle steel on the punching sleeve die holder, enabling two ends of the pre-punching position of the bottom side of the main angle steel to be tightly attached to the punching supporting cushion block, and aligning the punch to the pre-punching position of the bottom side of the main angle steel; adjusting the lateral clamping assembly to clamp and position the lateral clamping assembly with the side part of the main angle steel;
step S3, starting a first hydraulic oil cylinder to push a clamping block to move downwards, so that the clamping block is tightly pressed on the bottom side surface of the main angle steel, and the two ends of the preset position of the main angle steel are tightly pressed on stamping supporting cushion blocks at the two ends of the operation supporting platform through the clamping block;
step S4, starting an oil press to vertically extend downwards and drive a punch to punch a hole on the main angle steel, after the current position of the main angle steel is punched, pushing the main angle steel to move towards the surface of an I-shaped supporting groove steel seat of the positioning assembly, clamping a positioning fixture block of the positioning assembly on the I-shaped supporting groove steel seat, enabling the end part of the main angle steel to be in contact with the side part of the positioning fixture block, screwing an adjusting limit screw to extend to the surface of the bottom side of the main angle steel, and clamping and positioning the end part of the main angle steel;
step S5, the oil press is started again to vertically extend downwards and drive the punch to punch a hole at the next hole of the main angle steel, after the current punching operation is finished, the free end part of the positioning fixture block is pulled to rotate to be separated from one side of the I-shaped supporting groove steel base and is rotatably placed at the edge of the other side of the I-shaped supporting groove steel base, then the main angle steel is pushed forwards again to move towards the tail end surface of the I-shaped supporting groove steel base of the positioning assembly, the end part of the main angle steel is contacted with the side part of the positioning fixture block, the positioning fixture block of the positioning assembly is clamped on the I-shaped supporting groove steel base, the adjusting limit screw is screwed to extend to the surface of the bottom side of the main angle steel, after the end part of the main angle steel is clamped and positioned, then the punching operation is carried out on the next hole of the main angle steel until the current main angle steel is punched;
and S6, taking down the main angle steel which is punched at present, placing the next main angle steel on the feeding assembly, repeating the steps S1 to S5, and punching the main angle steel.
In summary, the invention adopts the above technical scheme, and the invention has the following technical effects:
(1) when the angle steel is punched, an operator can punch holes in advance according to the number and the distance of the holes to be punched on the angle steel, then the angle steel is conveyed to the lower part of the punching module, after the angle steel is clamped and positioned by the lateral clamping assembly and the vertical clamping module assembly, punching operation can be carried out on the angle steel, the first punching operation is finished, then the angle steel is pushed to the next punching position, and positioning is carried out by the positioning assembly, the lateral clamping assembly and the vertical clamping module assembly, so that the process of clamping and punching the main angle steel can be greatly simplified, the workload of the operator is reduced, and the punching precision of the angle steel is increased; the t12 thick main angle steel used in the tower crane industry can be punched;
(2) the vertical clamping module assembly can effectively avoid the phenomenon that the main angle steel body is damaged due to high stamping strength during punching; meanwhile, the vertical clamping module assembly can have a better buffering process in the compressing and positioning process; the lateral clamping assembly, the vertical clamping module assembly and the positioning assembly are used for clamping and positioning, so that the phenomenon that the main angle steel deviates during punching is avoided, and the consistency of the punching specification of the main angle steel is ensured.
Drawings
FIG. 1 is a schematic structural diagram of a standard knot main angle steel punching device of the invention;
FIG. 2 is a schematic structural diagram of a standard knot main angle steel punching device in a front view;
FIG. 3 is a schematic view of the overall construction of the punch assembly of the present invention;
FIG. 4 is a schematic elevation view of a punch assembly of the present invention;
FIG. 5 is a schematic structural view of a punch module of the present invention;
FIG. 6 is a schematic view of the overall construction of the components of the vertical clamping module set of the present invention;
FIG. 7 is a front structural schematic view of the vertical clamping module set of the present invention;
FIG. 8 is a schematic view of the positional configuration of the lateral clamp assembly of the present invention;
FIG. 9 is a schematic view of the lateral positioning block of the present invention;
FIG. 10 is a schematic view of the overall construction of the positioning assembly of the present invention;
FIG. 11 is a side elevational schematic view of the positioning assembly of the present invention;
FIG. 12 is a schematic structural diagram of a positioning fixture block of the positioning assembly of the present invention;
FIG. 13 is a schematic structural view of the positioning assembly of the present invention for positioning and mounting the main angle steel;
in the drawings, a feeding assembly 1, a punching assembly 2, a positioning assembly 3, an operation support table 20, a punching module 21, a vertical clamping module assembly 22, a lateral clamping assembly 23, a punching support pad 24, a feeding support frame 100, a guide roller 101, a guide bearing seat 102, an oil press 200, an upper top plate 201, a punch die holder 202, a movable block 203, a punch 204, a punch die holder 205, a punch sleeve 206, a blanking channel 207, a clamping positioning seat 220, a first positioning support column 221, a second positioning support column 222, a positioning support beam 223, a clamping block 224, a vertical connecting rod 224a, a first hydraulic cylinder 225, a first guide arm plate 226, a second guide arm plate 227, a sliding support rod 228, a buffering support pad 228a, a positioning pull pin 228b, a return spring 228c, a transverse connecting rod 229, a second hydraulic cylinder 230, a lateral positioning block 231, a positioning support frame 300, a positioning fixture block 301, an L-shaped connecting seat 301a, the limiting screw 302, the I-shaped supporting groove steel seat 303, the limiting clamping groove 303a, the buckling groove 304, the limiting groove 304a and the main angle steel 400.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings by way of examples of preferred embodiments. It should be noted, however, that the numerous details set forth in the description are merely for the purpose of providing the reader with a thorough understanding of one or more aspects of the present invention, which may be practiced without these specific details.
Referring to fig. 1 and 2, the standard knot main angle steel punching equipment according to the invention comprises a feeding assembly 1, a punching assembly 2 and a positioning assembly 3 for fastening the end of a main angle steel, wherein the punching assembly 2 comprises an operation support table 20, a punching module 21, a vertical clamping module assembly 22 and a lateral clamping assembly 23, the positioning assembly 3 and the feeding assembly 1 are respectively arranged at the left end and the right end of the operation support table 20 in series, the punching module 21 is arranged on the operation support table 20, the vertical clamping module assembly 22 is respectively arranged on the operation support table 20 below the left end and the right end of the punching module 21, the lateral clamping assembly 23 is respectively arranged on the operation support table 20 below the front side and the rear side of the punching module 21, the feeding assembly 1 comprises a feeding support frame 100 and a guide roller 101 transversely arranged on the feeding support frame 100, guide bearing seats 102 are arranged on the two side edges of the feeding support frame 100, and two ends of the guide roller 101 are fixed on the feeding support frame 100 through the guide bearing seats 102; firstly, flatly placing the bottom side of the main angle steel 400 on the feeding assembly 1, and gradually and sequentially feeding the main angle steel 400 into a vertical clamping module assembly 22 and a punching module 21 arranged on an operation support platform 20 from the feeding assembly 1; adjusting the position of the bottom side of the main angle steel to enable the two ends of the pre-punching position of the bottom side of the main angle steel 400 to be tightly attached to the operation support table 20 below the punching module 21, and adjusting the lateral clamping assembly 23 to enable the lateral clamping assembly to be clamped and positioned with the lateral part of the main angle steel; the straight clamping module assembly 22 moves downwards, so that the vertical clamping module assembly 22 is tightly pressed on the bottom side surface of the main angle steel, and thus, two ends of the preset position of the main angle steel are tightly pressed on the operation support table 20 through the vertical clamping module assembly 22; the punching module 21 of the punching assembly 2 is started to punch the main angle steel, after the current position of the main angle steel is punched, the main angle steel 400 is pushed forwards to move towards the surface of one side of the positioning assembly 3, the end part of the main angle steel 400 is in contact with the positioning assembly 3 and the end part of the main angle steel 400 is positioned and clamped, the punching module 21 punches the next hole site of the main angle steel again, after the current punching operation is finished, the current positioning assembly 3 is dismounted, the main angle steel is pushed forwards again to move towards the tail end surface direction of the positioning assembly 3, when the next hole site is moved to the next positioning station, the end part of the main angle steel 400 is in contact with the positioning assembly 3 and the end part of the main angle steel 400 is positioned and clamped, then the next hole site of the main angle steel is punched again until the current main angle steel is punched, the main angle steel which is punched is taken down, and placing the next main angle steel on the feeding assembly 1, and punching the main angle steel again.
In the present invention, referring to fig. 1, 2, 3, 4 and 5, the punching assembly 21 includes an oil press 200, an upper top plate 201, a punch die holder 202, a movable block 203, a punch 204, a punch die holder 205 and a punch sleeve 206, the upper top plate 201 is fixed above the center of the surface of the operation support table 20, the oil press 200 is fixed above the upper top plate 201, a cylinder shaft of the oil press 200 vertically extends downward to be in transmission connection with the upper surface of the upper top plate 201, the punch die holder 202 is provided on the lower surface of the upper top plate 201, the punch die holder 202 is connected to the lower surface of the upper top plate 201 by bolts, the lower end of each movable block 203 is connected to the upper end of the punch 204, the lower end of the punch 204 vertically extends downward from the lower surface of each punch die holder 202, a plurality of the movable blocks 203 are vertically provided in the punch die holder 202, the punch die holders 202 can be replaced as required, the installation channel holes for installing the movable block 203 are arranged in the punch die holder 202, the installation channel holes with different sizes can be arranged in the punch die holder 202 according to the size or punching interval distance of the punched hole of the main angle steel, so that the movable block 203 and the punch 204 are installed after the punch die holder 202 is replaced, the punching die holder 205 is installed on the surface of the operation support platform 20, a plurality of punching sleeves 206 corresponding to the punch 204 are arranged in the punching die holder 205, the vertical clamping module assemblies 22 are respectively arranged on the operation support platform 20 below the left end and the right end of the upper top plate 201, the lateral clamping assemblies 23 are respectively arranged on the operation support platform 20 at the front side and the rear side of the punching die holder 205, the height of the feeding assembly 1 is flush with the height of the punching die holder 205, the punching die holder 205 and the punching sleeve 206 are integrally fixed under the punch 204, and the punched hole of the punching die holder 206 is matched with the size of the punch 204, the punching sleeve die holder 205 and the operation support platform 20 are fixed through bolts, the punching sleeve 206 is plugged into a punching sleeve hole of the punching sleeve die holder 205, the punching sleeve 206 is fixed in the punching sleeve die holder 205 through bolts so as to fixedly lock the punching sleeve 206, and a blanking channel 207 communicated with the punching hole of the punching sleeve 206 is arranged in the operation support platform 20 below the punching sleeve 206; the waste steel sheets generated when the punch 204 punches the main angle steel sequentially fall to the lower part of the operation support platform 20 from the punching and blanking channel 207 of the punching sleeve 206, the punching support cushion blocks 24 which are parallel to the punching sleeve die holder 205 in height are respectively arranged at two ends of the operation support platform 20, the guide roller 101 is parallel to the punching support cushion blocks 24 in height, the main angle steel 400 is placed on the punching support cushion blocks 24 and the guide roller 101, the main angle steel 400 in the pre-punching hole part is tightly pressed and fixed on the punching support cushion blocks 24 at two sides of the punching sleeve die holder 205 through the straight clamping module assembly 22 and the lateral clamping assembly 23, and the pre-punching hole part of the main angle steel 400 is tightly pressed and clamped between the two punching support cushion blocks 24, so that the pre-punching position of the main angle steel is accurately positioned on the punching sleeve die holder 205.
In the present invention, with reference to fig. 1, fig. 2, fig. 3, fig. 6 and fig. 7, the vertical clamping module assembly 22 includes a clamping positioning seat 220, a first positioning supporting column 221, a second positioning supporting column 222, a positioning supporting beam 223 and a clamping block 224, the clamping positioning seat 220 is fixed on two side edges of the operating support table 20 by bolts, the first positioning supporting column 221 and the second positioning supporting column 222 are respectively fixed on the clamping positioning seat 220 on the two side edges of the operating support table 20, the positioning supporting beam 223 is fixedly connected between the top end of the first positioning supporting column 221 and the top end of the second positioning supporting column 222, a first hydraulic cylinder 225 is fixed in the middle of the positioning supporting beam 223, the clamping block 224 is disposed between the lower side of the first hydraulic cylinder 225 and the upper side of the operating support table 20, a vertical output shaft of the first hydraulic cylinder 225 is in transmission connection with the clamping block 224, the clamping block 224 is fixedly connected above the operation support platform 20 through a vertical output shaft of a first hydraulic oil cylinder 225 and is used for compressing and positioning along the length extension direction of the bottom surface of the main angle steel, first guide arm plates 226 are respectively arranged on two sides close to the middle part of the first positioning support column 221 and along the length extension direction of the operation support platform 20, second guide arm plates 227 are respectively arranged on two sides close to the middle part of the second positioning support column 222 and along the length extension direction of the operation support platform 20, sliding support rods 228 are respectively and vertically sleeved on the first guide arm plates 226 and the second guide arm plates 227, a transverse connecting rod 229 is fixed between the first guide arm plates 227 and the top ends of the sliding support rods 226 on the same side of the second left support arm 225, the transverse connecting rod 229 and the clamping block 224 are vertically crossed in space, and the center of the transverse connecting rod 229 is vertically crossed in space with the clamping block 224, the center of the transverse connecting rod 229 is connected with the clamping block 224 through a vertical connecting rod 224a, the surface of the first guide arm plate 226 and the surface of the second guide arm plate 227 which are right below the two ends of the transverse connecting rod 229 are respectively provided with a buffer supporting pad 228a, the lower surfaces of the two ends of the transverse connecting rod 229 are respectively fixedly connected with the upper end of the sliding supporting rod 228, the lower end of the transverse connecting rod 229 is respectively penetrated and arranged right below the first guide arm plate 226 and right below the second guide arm plate 227 downwards, and the lower end of the sliding supporting rod 228 is transversely penetrated and provided with a detachable positioning pull pin 228 b; a return spring 228c is sleeved on the outer wall of the sliding support rod 228 between the lower part of one end of the transverse link 229 and the upper part of the first guide arm plate 227 and the outer wall of the sliding support rod 228 between the lower part of the other end of the transverse link 229 and the upper part of the second guide arm plate 227, when the first hydraulic oil cylinder 225 pushes the clamping block 224 downwards, the vertical link 224a drives the transverse link 229 to move downwards, the transverse link 229 pushes the sliding support rod 228 to slide in the first guide arm plate 226 and the second guide arm plate 227 in a guiding manner, when the vertical link 224a drives the transverse link 229 to move downwards to the upper surface of the first guide arm plate 226 and the upper surface of the second guide arm plate 227, the two ends of the transverse link 229 close to the inner side of the sliding support rod 228 are in contact with the buffer support pad 228a, the impact force of the cross link 229 with the first guide arm plate 226 and the second guide arm plate 227 is reduced, and in the present invention, the return spring 228c further prevents the downward movement of the cross link 229 during the downward movement of the cross link 229 due to the elastic force of the return spring 228c at both ends of the cross link 229, preventing the cross link 229 from making impact contact with the first guide arm plate 226 and the second guide arm plate 227; when the vertical output shaft of the first hydraulic cylinder 225 contracts, the clamping block 224 is pulled to move upwards for returning, due to the self gravity of the clamping block 224 and other components, the resistance received by the upward contraction of the first hydraulic cylinder 225 is increased, at this time, under the elastic force of the return spring 228c, the clamping block 224 is quickly driven to leave the main angle steel 400 when the first hydraulic cylinder 225 contracts upwards, the power output of the first hydraulic cylinder 225 is reduced, the positioning pull pin 228b prevents the sliding support rod 228 from moving upwards, the limiting effect is achieved, the sliding support rod 228 is ensured to always perform the vertical guide movement in the first guide arm plate 226 and the second guide arm plate 227, because the punch 204 can be clamped in the main angle steel 400, the main angle steel 400 can drive the main angle steel 400 to move upwards when the punch 204 is pulled out, the clamping block 224 is pushed upwards by the main angle steel 400, the return spring 228c pushes the transverse connecting rod 229 to vibrate upwards and downwards, reducing the buffering action force when the punch 204 punches or pulls out the main angle iron 400, in the present invention, as shown in fig. 8 and 9, the lateral clamping assembly 23 includes a second hydraulic cylinder 230 and lateral positioning blocks 231, the second hydraulic cylinders 230 are respectively fixed on the operation supporting tables 20 at both sides of the center of the die sleeve seat 205, the lateral positioning blocks 231 are slidably disposed on the operation supporting tables 20 at both sides of the second hydraulic cylinder 230, the lateral positioning blocks 231 are connected to the operation supporting tables 20 by bolts and are used in cooperation with the punching module 21, the lateral positioning blocks 231 are respectively located at both sides of the end portions at both ends of the die sleeve seat 205, when the main angle iron 400 is placed on the die sleeve seat 205 to perform a punching operation, the second hydraulic cylinders 230 at both sides of the die sleeve seat 205 are activated to perform lateral pressure clamping on the side surface of the main angle iron 400, and then the lateral positioning blocks 231 are gradually moved toward the side surface of the main angle iron 400 by adjusting the lateral positioning blocks 231, lateral pressure clamping of the main angle steel 400 is realized.
In the present invention, as shown in fig. 10, 11 and 12, the positioning assembly 3 includes a positioning support frame 300, a positioning fixture block 301, a limiting screw 302 and an i-shaped supporting channel steel seat 303 fixedly disposed on the surface of the positioning support frame 300 along the extending direction of the operation support table 20, a plurality of positioning fixture blocks 301 are sequentially disposed at the edge of the i-shaped supporting channel steel seat 303 and along the length extending direction thereof at intervals, the positioning support frame 300 is disposed at the left end of the operation support table 20, the fixed end of the positioning fixture block 301 is hinged to the edge of the notch of the i-shaped supporting channel steel seat 303 through an L-shaped connecting seat 301a, the L-shaped connecting seat 301a is slidably connected in the notch of the i-shaped supporting channel steel seat 303, a fastening groove 304 matching and fastening with the outer wall of the i-shaped supporting channel steel seat 302 is disposed on the lower surface of the positioning fixture block 301, a limiting clamping groove 303a matching and corresponding to the thickness of the free end of the positioning fixture block 301, the limiting screw 302 penetrates through the positioning fixture block 301 along the extending direction of the operation support table 20, and the limiting screw 302 is connected to the inside of the positioning fixture block 301 in a threaded manner; a limiting groove 304a matched with the thickness of the notch edge of the I-shaped supporting groove steel seat 303 is arranged on the inner wall of the end part of the buckling groove 304 on one side of the free end part of the positioning fixture block 301, when the oil press 200 is started to push the punch 204 to punch the main angle steel, and then the main angle steel 400 is pushed forwards to move towards one side of the positioning support frame 300, so that the main angle steel 400 moves on the surface of the I-shaped supporting groove steel seat 303, and the end part of the main angle steel 400 moves to the corresponding positioning fixture block 301, as shown in fig. 13, the buckling groove 304 of the positioning fixture block 301 is clamped on the outer wall of the I-shaped supporting groove steel seat 303, two sides of the outer wall of the free end part of the positioning fixture block 301 are clamped in the limiting buckling groove 303a, the limiting groove 304a is clamped on the notch edge of the I-shaped supporting groove steel seat 303, so that the end part of the main angle steel 400 is contacted with the positioning fixture block 301, and the limiting screw 302 is adjusted to extend to the surface of the bottom side of the main angle steel for positioning, prevent that main angle steel 400 from taking place to shift or being lifted at the in-process that punches a hole, after the operation of punching a hole is accomplished before, pull out the free tip of location fixture block 301, then rotate location fixture block 301 and make it rotate and place at the edge of worker's shape strut groove steel seat 303, remove main angle steel 400 to next station of punching a hole to realize locating component 3's tip location, prevent that main angle steel 400 from taking place to shift or shake at the in-process that punches a hole.
In the invention, with reference to fig. 1 to 13, the process of punching by using the standard knuckle main angle steel punching equipment of the invention is as follows:
step S1, flatly placing the bottom side of the main angle steel on the feeding assembly 1, and gradually and sequentially feeding the main angle steel into the vertical clamping module assembly 22 and the punching module 21 arranged on the operation support platform 20 from the guide roller 101 of the feeding assembly 1;
step S2, adjusting the position of the bottom side of the main angle steel on the punching sleeve die holder 205, enabling two ends of the pre-punching position of the bottom side of the main angle steel to be tightly attached to the punching supporting cushion blocks 24, and aligning the punch 204 to the pre-punching position of the bottom side of the main angle steel; adjusting the lateral clamping assembly 23 to clamp and position the lateral clamping assembly with the lateral part of the main angle steel;
step S3, activating the first hydraulic cylinder 225 to push the clamping block 224 to move downward, so that the clamping block 224 presses against the bottom surface of the main angle steel, thereby pressing the two ends of the preset position of the main angle steel against the stamping and supporting pads 24 at the two ends of the operation support platform 20 through the clamping block 224; when the vertical output shaft of the first hydraulic cylinder 225 moves downwards, the vertical output shaft of the first hydraulic cylinder 225 pushes the clamping block 224 downwards, the output vertical shaft of the first hydraulic cylinder 225 and the vertical connecting rod 224a push the movable clamping block 224 downwards, the opposite movable clamping block 224 is tightly pressed on the bottom surface of the main angle steel 400, so that the main angle steel 400 is vertically and tightly clamped, when the vertical connecting rod 224a drives the transverse connecting rod 229 to move downwards, the transverse connecting rod 229 pushes the sliding support rod 228 to slide in the first guide arm plate 226 and the second guide arm plate 227, when the vertical connecting rod 224a drives the transverse connecting rod 229 to move downwards to the upper surface of the first guide arm plate 226 and the upper surface of the second guide arm plate 227, two ends of the transverse connecting rod 229 close to the inner side of the sliding support rod 228 are in contact with the buffer support pad 228a, and two ends of the transverse connecting rod 229 are under the elastic force of the return spring 228c, the cross link 229 is prevented from making impact contact with the first guide arm plate 226 and the second guide arm plate 227;
step S4, the oil press 200 is started to vertically extend downwards and drive the punch 204 to punch a hole in the main angle steel, the waste steel sheet generated during punching falls into the waste material channel 207 in the operation support platform 20 along the punch sleeve 206 and falls below the operation support platform 20 through the waste material channel 207, so that the waste steel sheet is convenient to clean, after the punching of the current position of the main angle steel is completed, the main angle steel is pushed to move towards the surface of the I-shaped support groove steel seat 303 of the positioning assembly 3, the end part of the main angle steel is contacted with the side part of the positioning fixture block 301, when the end part of the main angle steel can move to the corresponding position on the I-shaped support groove steel seat 303, the positioning fixture block 301 of the positioning assembly 3 is clamped on the I-shaped support groove steel seat 303, and then the limiting screw 302 is screwed to extend to the bottom side surface of the main angle steel to clamp and position the end part of the main angle steel;
step S5, the oil press 200 is started again to vertically extend downwards and drive the punch 204 to punch a hole on the next hole of the main angle steel, after the current punching operation is finished, the free end of the positioning fixture block 301 is pulled to be rotatably placed on the edge side of the I-shaped supporting groove steel seat 303, therefore, when the free end of the positioning fixture block 301 is pulled to be rotatably separated from one side of the I-shaped supporting groove steel seat 303, the free end is continuously pulled to be rotatably placed on the other side edge of the I-shaped supporting groove steel seat 303, the positioning fixture block 301 is turned to the outer side of the I-shaped supporting groove steel seat 303, the main angle steel is conveniently pushed to move on the surface of the I-shaped supporting groove steel seat 303, therefore, the main angle steel is pushed forwards to move towards the tail end surface of the I-shaped supporting groove steel seat 303 of the positioning assembly 3 again, the end of the main angle steel is contacted with the side of the positioning fixture block 301, and the positioning fixture block 301 of the positioning assembly 3 is clamped on the I-shaped supporting groove steel seat 303, then screwing the adjusting limit screw 302 to extend to the surface of the bottom side of the main angle steel, clamping and positioning the end part of the main angle steel, and then punching the next hole position of the main angle steel until the current main angle steel is punched;
step S6, taking down the main angle steel which is punched at present, placing the next main angle steel on the feeding assembly 1, repeating the steps S1 to S5, and punching the main angle steel 400; in the process of punching the main angle steel 400, the lateral clamping assembly, the vertical clamping module assembly and the positioning assembly are used for clamping and positioning, so that the main angle steel is prevented from deviating during punching, and the punching specification of the main angle steel is kept consistent. The main angle steel 400 is vertically clamped through the vertical clamping module assembly, the phenomenon that the main angle steel body is damaged by punching force during punching can be effectively avoided, and the vertical clamping module assembly can have a better buffering process in a pressing and positioning process.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention.
Claims (9)
1. The standard knot main angle steel punching equipment is characterized in that: including material loading subassembly (1), punching component (2) and locating component (3) that are used for lock joint main angle steel tip, punching component (2) concatenates the setting respectively including operation brace table (20), punching module (21), vertical clamp module subassembly (22) and side direction clamping component (23) at operation brace table (20) both ends about locating component (3) and material loading subassembly (1) set up on operation brace table (20) punching module (21) sets up respectively on operation brace table (20) of the left end below and the right-hand member below of punching module (21) vertical clamp module subassembly (22) sets up respectively on operation brace table (20) of the front side below and the rear side below of punching module (21) side direction clamping component (23).
2. The standard knuckle main angle steel punching equipment according to claim 1, wherein the standard knuckle main angle steel punching equipment comprises: the punching assembly (21) comprises an oil press (200), an upper top plate (201), a punch die holder (202), movable blocks (203), a punch (204), a punch die holder (205) and a punch sleeve (206), wherein the upper top plate (201) is fixed above the surface center of the operation support platform (20), the oil press (200) is fixed above the upper top plate (201), an oil cylinder of the oil press (200) vertically extends downwards in the axial direction and is in transmission connection with the upper surface of the upper top plate (201), the punch die holder (202) is arranged on the lower surface of the upper top plate (201), a plurality of the movable blocks (203) are vertically arranged in the punch die holder (202), the lower end part of each movable block (203) is detachably connected with the upper end part of the punch (204), the lower end of the punch (204) vertically extends downwards from the lower surface part of each punch die holder (202), the punch sleeve die holder (205) is installed on the surface of the operation support platform (20), a plurality of punching sleeves (206) corresponding to the punching heads (204) are arranged in the punching sleeve die holder (205), the vertical clamping module assemblies (22) are respectively arranged on the operation supporting tables (20) below the left end and the right end of the upper top plate (201), the lateral clamping assemblies (23) are respectively arranged on the operation supporting tables (20) at the front side and the rear side of the punching sleeve die holder (205), and the height of the feeding assembly (1) is flush with the height of the punching sleeve die holder (205).
3. The standard knuckle main angle steel punching equipment according to claim 2, wherein the standard knuckle main angle steel punching equipment comprises: the punching support cushion blocks (24) which are parallel and level to the height of the punching sleeve die holders (205) are respectively arranged at two ends of the operation support table (20), the feeding assembly (1) comprises a feeding support frame (100) and a guide roller (101) which is transversely arranged on the feeding support frame (100), guide bearing seats (102) are arranged on edges of two sides of the feeding support frame (100), two ends of the guide roller (101) are fixed on the feeding support frame (100) through the guide bearing seats (102), and the height of the guide roller (101) is parallel and level to the height of the punching support cushion blocks (24).
4. The standard knuckle main angle steel punching equipment according to claim 2, wherein the standard knuckle main angle steel punching equipment comprises: the vertical clamping module component (22) comprises a clamping positioning seat (220), a first positioning supporting column (221), a second positioning supporting column (222), a positioning supporting beam (223) and a clamping block (224), wherein the clamping positioning seat (220) is fixed on the edges of two sides of the operation supporting table (20) through bolts, the first positioning supporting column (221) and the second positioning supporting column (222) are respectively fixed on the clamping positioning seat (220) on the edges of the two sides of the operation supporting table (20), the positioning supporting beam (223) is fixedly connected between the top end of the first positioning supporting column (221) and the top end of the second positioning supporting column (222), a first hydraulic oil cylinder (225) is fixed in the middle of the positioning supporting beam (223), and the clamping block (224) is arranged between the lower part of the first hydraulic oil cylinder (225) and the upper part of the operation supporting table (20), the vertical output shaft of the first hydraulic oil cylinder (225) is in transmission connection with the clamping block (224).
5. The standard knuckle main angle steel punching equipment according to claim 4, wherein the standard knuckle main angle steel punching equipment comprises: the two sides close to the middle part of the first positioning support column (221) are respectively provided with a first guide arm plate (226) along the length extension direction of the operation support table (20), the two sides close to the middle part of the second positioning support column (222) are respectively provided with a second guide arm plate (227) along the length extension direction of the operation support table (20), the first guide arm plate (226) and the second guide arm plate (227) are respectively vertically penetrated and sleeved with a sliding support rod (228), a transverse connecting rod (229) is fixed between the top ends of the sliding support rods (226) on the same side of the first guide arm plate (227) and the second left support arm (225), the center of the transverse connecting rod (229) is crossed and vertical to the clamping block (224), the center of the transverse connecting rod (229) is connected with the clamping block (224) through a vertical connecting rod (224a), and the surface of the first guide arm plate (226) and the surface of the second guide arm plate (227) under the transverse connecting rod (229) are respectively provided with a buffer support A pad (228 a).
6. The standard knuckle main angle steel punching equipment according to claim 5, wherein the standard knuckle main angle steel punching equipment comprises: the lower surfaces of two ends of the transverse connecting rod (229) are respectively and fixedly connected with the upper end of the sliding supporting rod (228), the lower end of the transverse connecting rod (229) penetrates downwards to be arranged under the first guide arm plate (226) and under the second guide arm plate (227), and a detachable positioning pull pin (228b) transversely penetrates through the lower end of the sliding supporting rod (228).
7. The standard knuckle main angle steel punching equipment according to claim 5 or 6, wherein the standard knuckle main angle steel punching equipment comprises: a return spring (228c) is fitted over the outer wall of the slide support rod (228) between below one end of the transverse link (229) and above the first guide arm plate (227) and the outer wall of the slide support rod (228) between below the other end of the transverse link (229) and above the second guide arm plate (227).
8. The standard knuckle main angle steel punching equipment according to claim 1, wherein the standard knuckle main angle steel punching equipment comprises: the positioning assembly (3) comprises a positioning support frame (300), positioning fixture blocks (301), a limiting screw rod (302) and an I-shaped supporting groove steel seat (303) fixedly arranged on the surface of the positioning support frame (300) along the extending direction of the operation support table (20), a plurality of positioning fixture blocks (301) are sequentially arranged at the edge of the I-shaped supporting groove steel seat (303) at intervals along the length extending direction of the I-shaped supporting groove steel seat, the fixed ends of the positioning fixture blocks (301) are hinged on the notch edge of the I-shaped supporting groove steel seat (303) through L-shaped connecting seats (301a), the L-shaped connecting seats (301a) are slidably connected in the notches of the I-shaped supporting groove steel seat (303), the lower surface of each positioning fixture block (301) is provided with a clamping groove (304) matched and clamped with the outer wall of the I-shaped supporting groove steel seat (302), the notch edge of the I-shaped supporting groove steel seat (303) is provided with a limiting clamping groove (303a) corresponding to the thickness of the free end part of each positioning fixture block (301), the limiting screw rod (302) penetrates through the positioning fixture block (301) along the extending direction of the operation support table (20), and the limiting screw rod (302) is in threaded connection with the inside of the positioning fixture block (301); and a limiting groove (304a) matched with the thickness of the edge of the notch of the I-shaped support groove steel seat (303) is formed in the inner wall of the end part of the clamping groove (304) on one side of the free end part of the positioning clamping block (301).
9. A punching method using the standard knuckle main angle steel punching equipment of any one of claims 1 to 8, which is characterized in that: the method comprises the following steps:
s1, flatly placing the bottom side of the main angle steel on the feeding assembly (1), and gradually and sequentially feeding the main angle steel into a vertical clamping module assembly (22) and a punching module (21) arranged on an operation support table (20) from a guide roller (101) of the feeding assembly (1);
step S2, adjusting the position of the bottom side of the main angle steel on the die holder (205), enabling two ends of the pre-punching position of the bottom side of the main angle steel to cling to the punching support cushion block (24), and aligning the punch (204) to the pre-punching position of the bottom side of the main angle steel; adjusting the lateral clamping assembly (23) to clamp and position the lateral clamping assembly with the side of the main angle steel;
step S3, a first hydraulic oil cylinder (225) is started to push a clamping block (224) to move downwards, so that the clamping block (224) is tightly pressed on the bottom side surface of the main angle steel, and therefore the two ends of the preset position of the main angle steel are tightly pressed on the stamping supporting cushion blocks (24) at the two ends of the operation supporting platform (20) through the clamping block (224);
step S4, starting an oil press (200) to vertically extend downwards and drive a punch (204) to punch a hole in the main angle steel, after the current position of the main angle steel is punched, pushing the main angle steel to move towards the surface of an I-shaped supporting groove steel seat (303) of a positioning assembly (3), clamping a positioning fixture block (301) of the positioning assembly (3) on the I-shaped supporting groove steel seat (303), enabling the end part of the main angle steel to be in contact with the side part of the positioning fixture block (301), screwing an adjusting limit screw (302) to extend towards the surface of the bottom side of the main angle steel, and clamping and positioning the end part of the main angle steel;
step S5, the oil press (200) is started again to vertically extend downwards and drive the punch (204) to punch a hole at the next hole of the main angle steel, after the punching operation is finished, the free end part of the positioning fixture block (301) is pulled to rotate to separate from one side of the I-shaped supporting groove steel seat (303) and is rotatably placed at the edge of the other side of the I-shaped supporting groove steel seat (303), then the main angle steel is pushed forwards to the tail end surface direction of the I-shaped supporting groove steel seat (303) of the positioning assembly (3) again to enable the end part of the main angle steel to be contacted with the side part of the positioning fixture block (301), the positioning fixture block (301) of the positioning assembly (3) is clamped on the I-shaped supporting groove steel seat (303), then the adjusting limit screw (302) is screwed to extend to the surface at the bottom side of the main angle steel, after the end part of the main angle steel is clamped and positioned, then the next hole at the main angle steel is punched, until the current main angle steel is punched;
and S6, taking down the main angle steel which is punched at present, placing the next main angle steel on the feeding assembly (1), and repeating the steps S1-S5 to punch the main angle steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110321028.5A CN113145734A (en) | 2021-03-25 | 2021-03-25 | Standard knot main angle steel punching equipment and punching processing method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110321028.5A CN113145734A (en) | 2021-03-25 | 2021-03-25 | Standard knot main angle steel punching equipment and punching processing method |
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| CN113145734A true CN113145734A (en) | 2021-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110321028.5A Pending CN113145734A (en) | 2021-03-25 | 2021-03-25 | Standard knot main angle steel punching equipment and punching processing method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114210819A (en) * | 2021-11-03 | 2022-03-22 | 苏州市中模模具科技有限公司 | Sectional material punching and cutting machine with production flexibility and production efficiency |
| CN114833242A (en) * | 2022-03-09 | 2022-08-02 | 晟通科技集团有限公司 | Punching machine |
| CN114850285A (en) * | 2022-05-26 | 2022-08-05 | 青岛迈特园林机械零部件有限公司 | Multi-station automatic punching equipment |
| CN117301188A (en) * | 2023-11-28 | 2023-12-29 | 无锡雅士迪汽车用品有限公司 | Automobile foot pad punching die |
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2021
- 2021-03-25 CN CN202110321028.5A patent/CN113145734A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114210819A (en) * | 2021-11-03 | 2022-03-22 | 苏州市中模模具科技有限公司 | Sectional material punching and cutting machine with production flexibility and production efficiency |
| CN114833242A (en) * | 2022-03-09 | 2022-08-02 | 晟通科技集团有限公司 | Punching machine |
| CN114850285A (en) * | 2022-05-26 | 2022-08-05 | 青岛迈特园林机械零部件有限公司 | Multi-station automatic punching equipment |
| CN114850285B (en) * | 2022-05-26 | 2024-02-23 | 青岛迈特园林机械零部件有限公司 | Multi-station automatic punching equipment |
| CN117301188A (en) * | 2023-11-28 | 2023-12-29 | 无锡雅士迪汽车用品有限公司 | Automobile foot pad punching die |
| CN117301188B (en) * | 2023-11-28 | 2024-02-02 | 无锡雅士迪汽车用品有限公司 | Automobile foot pad punching die |
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