CN213195291U - Multifunctional bridge stamping die - Google Patents
Multifunctional bridge stamping die Download PDFInfo
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- CN213195291U CN213195291U CN202021546607.7U CN202021546607U CN213195291U CN 213195291 U CN213195291 U CN 213195291U CN 202021546607 U CN202021546607 U CN 202021546607U CN 213195291 U CN213195291 U CN 213195291U
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Abstract
The utility model relates to a multifunctional bridge stamping die, which comprises an upper die and a lower die which can vertically open and close the die, wherein the upper die comprises an upper die base, an upper padding plate, an upper clamping plate, a stop plate and a stripper plate, the lower die comprises a lower die plate, a lower padding plate, a lower clamping plate, a lower bottom plate and a lower die base, a plurality of first stripping blocks and second stripping blocks which can linearly move on the horizontal plane are arranged between the upper die base and the upper padding plate, an upper cutter and a plurality of punches which can float up and down are arranged on the upper clamping plate, the bottom of the stripper plate is provided with a female die, the lower die plate is provided with a male die and a trailing blade plate, lower die blocks which can float down are arranged in the lower die plate and the lower padding plate, a plurality of third stripping blocks which can linearly move on the horizontal plane are arranged at the bottom of the lower die block, and various specifications, different hole sites, hole patterns, stamping positions, bottom ribs, square ribs, the cost and the equipment space are obviously reduced, the production efficiency is improved, and the batch production requirements of various bridges are met.
Description
Technical Field
The utility model relates to a multi-functional crane span structure stamping die belongs to crane span structure production facility technical field.
Background
The cable bridge is divided into structures such as a groove type cable bridge, a tray type cable bridge, a ladder type cable bridge, a grid bridge and the like, is composed of a support, a supporting arm, an installation accessory and the like, can be independently erected, can also be laid on various buildings and pipe gallery supports, and is widely applied to cable laying engineering. Under the condition of not increasing the wall thickness of the bridge, the stress of the bridge can be eliminated by punching ribs on the bridge profile, the strength and the load of the bridge profile are increased, connecting holes, transverse hanging holes, connecting holes, nameplate steel marks and the like with a cover plate are also needed to be punched in the processing process of the C-shaped bridge, the bridge needs to be processed by a plurality of punching machines or corresponding dies, the bridge profile is longer in metal plate length and needs to be cut at a fixed length after being punched so as to be convenient for bending and other processing manufacturing and forming, the bridge with the fixed length specification and the C shape or other shapes is obtained, the occupied space of an equipment line is larger, the investment cost of the equipment is larger, the transfer and processing time of the profile are longer, the processing efficiency is influenced, meanwhile, the requirements on debugging are higher due to the frequent replacement or adjustment of the positions and the punching programs of the corresponding dies for the processing requirements of, therefore, the production cost is increased, the processing efficiency of the bridge is low, the production requirements of bridges with various specifications are difficult to meet, and urgent improvement is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at prior art's defect, provide a multi-functional crane span structure stamping die, can carry out continuous processing shaping and fixed length cutting to various different specifications, different hole sites, pass, punching press position, end muscle, square muscle, trade mark shape, position and structure crane span structure section bar board, show reduce cost and improve production efficiency, satisfy multiple crane span structure batch production demand.
The utility model discloses a realize through following technical scheme:
a multifunctional bridge stamping die comprises an upper die and a lower die which can be vertically opened and closed, wherein the upper die comprises an upper die base, an upper base plate, an upper clamping plate, a stop plate and a stripper plate which are sequentially arranged from top to bottom;
the upper die holder is provided with a first guide hole on each of two sides, the lower base plate is provided with a first guide column which corresponds to the first guide hole, a first spring is arranged outside the first guide column, and a ball guide sleeve which is positioned at the top of the first spring is arranged in the first guide hole;
a plurality of first drawing blocks and second drawing blocks which move linearly on a horizontal plane are arranged between the upper die base and the upper backing plate, the first drawing blocks and the second drawing blocks are respectively positioned at the tail end and the periphery of the upper die base, and a plurality of first driving mechanisms for driving the first drawing blocks and the second drawing blocks to respectively move are arranged on the upper die base;
the upper clamping plate is provided with an upper cutter and a plurality of punches, the upper cutter is lifted and floated in the upper clamping plate, the stop plate and the stripper plate and is respectively arranged corresponding to the first drawing block and the second drawing block, the second drawing blocks are respectively provided with a first boss for driving the corresponding punches to descend, and the bottom of the stripper plate is provided with at least one female die;
a plurality of second springs are arranged between the upper cutter and the plurality of punches and the stop plate, the second springs are respectively positioned inside the upper cutter and outside the punches, second guide holes which are arranged corresponding to the upper cutter and the punches are respectively arranged on the upper clamping plate, the stop plate and the stripper plate, and stripping holes which are arranged corresponding to the punches are arranged on the lower die plate, the lower backing plate, the lower clamping plate and the lower base plate;
the plurality of second drawing blocks comprise at least one connecting hole drawing block, a lock cover plate hole drawing block, a transverse hanging hole drawing block and at least one buckling hole drawing block, wherein the connecting hole drawing block, the lock cover plate hole drawing block, the transverse hanging hole drawing block and the buckling hole drawing block move in the left and right directions of the stamping die;
the end part of the second pulling block is provided with a first waist-shaped opening, a plurality of connecting hole punches and buckling hole punches corresponding to each connecting hole pulling block and buckling hole pulling block are provided, a plurality of first bosses of the connecting hole pulling blocks are provided, and waist-shaped holes positioned between adjacent first bosses are arranged on the connecting hole pulling blocks;
the lower template is provided with a male die correspondingly matched with the female die and a cutter dragging plate arranged in a staggered manner with the upper cutter, the female die is provided with at least one second boss, the second boss is positioned in the female die or on the outer contour of the female die, the male die is provided with a first groove matched with the second boss in shape, and the female die is provided with an insert;
a plurality of lower modules which are lifted and floated in the lower template and the lower cushion plate are arranged in the lower template and the lower cushion plate, a plurality of third pumping blocks which are positioned at the bottom of the corresponding lower modules and move linearly on a horizontal plane are arranged between the lower cushion plate and the lower clamping plate, and a plurality of second driving mechanisms which are used for driving the third pumping blocks to move respectively are arranged on the lower bottom plate;
the upper base plate is provided with a second guide post which sequentially penetrates through the upper clamping plate, the stop plate, the stripper plate and the lower die plate, the lower base plate is provided with a third guide post which sequentially penetrates through the lower clamping plate, the lower base plate and the lower die plate, the bottoms of the lower clamping plate and the lower base plate are respectively provided with a limiting plate, the stop plate and the lower clamping plate are provided with a limiting groove which is respectively matched with the limiting plates of the lower clamping plate and the lower base plate, and third springs are arranged between the upper clamping plate and the stop plate and between the lower die plate and the lower clamping plate;
the lower die plate and the lower backing plate are provided with third guide holes which are arranged corresponding to the lower die blocks, the stripper plate is provided with abdicating grooves which are arranged corresponding to the lower die blocks, the lower die blocks comprise at least one trademark module or square rib module which is arranged on two sides of the lower die and on the top of each third drawing block, the bottom of each lower die block is provided with a plurality of third bosses which are arranged at intervals, the tops of the third drawing blocks are provided with second grooves matched with the third bosses in shape, the cross sections of the second grooves and the third bosses are both in isosceles trapezoid structures, and the end parts of the third drawing blocks are provided with second waist-shaped openings;
the first drawing block, the second drawing block and the third drawing block are respectively of an integrated structure or are formed by connecting a plurality of drawing blocks in a matched manner in an end-to-end manner on a straight line, the first driving mechanism and the second driving mechanism are cylinders, and cylinder rods of the cylinders are respectively connected with the first drawing block, the second drawing block or the third drawing block in a straight line;
the two sides of the tail end of the lower die are provided with material guide plates, one side of at least one material guide plate is provided with a third driving mechanism which is an air cylinder, and the third driving mechanism is used for driving the material guide plates on the two sides to move relatively on the same straight line.
The utility model has the advantages that:
(1) the upper die and the lower die capable of vertically opening and closing the dies stably run under the external and internal guiding action of the first guide column, the second guide column and the third guide column, are closely matched under the limiting action of the limiting plate, the upper clamping plate and the stop plate gradually approach, the lower base plate and the lower clamping plate gradually approach to realize die closing, and the dies can be opened and closed in a floating manner under the action of the first spring and the third spring;
(2) when the die is closed, a female die on the stripper plate is matched with a male die on the lower die plate, bottom ribs and blank holders of the bridge bottom section are punched in the center of the section plate, the requirements of various bottom rib shapes are met through an insert structure, and the load strength of the bridge bottom section is improved;
(3) when the die is closed, the first driving mechanism drives the second drawing block to move linearly in a horizontal plane, the first boss supports each punch downwards to enable the punch to float downwards and protrude out of the stripper plate, and pass with various shapes and positions including a connecting hole, a lock cover plate hole, a transverse hanging hole and a buckling hole are punched on the section plate;
(4) when the bridge is closed, the second driving mechanism drives the third pumping block to move linearly in the horizontal plane, so that the third pumping block drives the lower module to float and rise in the lower template and the lower backing plate to protrude out of the lower template, an upward convex trademark and a square rib are punched, the bridge is identified, and the strength of a side section of the bridge is improved;
(5) when the die is closed, the first driving mechanism drives the first drawing block to move linearly in a horizontal plane, the first drawing block pushes against the top of the upper cutter to press downwards, so that the upper cutter floats downwards, and the first drawing block is matched with the staggered trailing blade to cut the profile plate at a fixed length;
(6) the third driving mechanism drives the guide plates at the two sides to move relatively on the same straight line, so that the profile plates after stamping are subjected to limiting blanking, the continuous stamping is ensured to be reliable, and the bridge structure in a C shape or other shapes can be formed by bending after being processed by a stamping die;
to sum up, adopt the utility model discloses a process of stamping die can carry out continuous machine-shaping and fixed length cutting to various different specifications, different hole sites, pass, stamping position, end muscle, square muscle, trade mark shape, position and structure crane span structure section bar board, need not frequently to change the mould and can satisfy the processing of multiple type section bar board, is showing sparingly equipment, processing cost and equipment occupation space, avoids frequently changing debugging and crane span structure process transfer, once can carry out multiple processing to show the machining efficiency and the stable production in batches that improve the crane span structure.
Drawings
Fig. 1 is an application structure diagram of the present invention.
Fig. 2 is a top view structural diagram of the present invention.
Fig. 3 is a front view structural diagram of the present invention.
Fig. 4 is a side view of the structure of the present invention.
Fig. 5 is a structural diagram of the upper die base of the present invention.
Fig. 6 is a structure view of the upper cushion plate of the present invention.
Fig. 7 is a structure view of the upper splint of the present invention.
Fig. 8 is a structural view of the stopper plate of the present invention.
Fig. 9 is a structure view of the stripper plate of the present invention.
Fig. 10 is a lower template structure diagram of the present invention.
Fig. 11 is a structure view of the lower cushion plate of the present invention.
Fig. 12 is a structure view of the lower splint of the present invention.
Fig. 13 is a view of the structure of the lower plate of the present invention.
Fig. 14 is a front view and a bottom view of the upper cutter of the present invention.
Fig. 15 is a top view and a front view of the punch according to the present invention.
Fig. 16 is a second drawing block composition of the present invention.
Fig. 17 is a three-view of the depression front side of the female die of the present invention and an enlarged structure view of the part a.
Fig. 18 is a three-side view of the male die of the present invention.
Fig. 19 is a view of the insert and the lower module according to the present invention.
Fig. 20 is a top view and a front view of the third drawer block of the present invention.
Fig. 21 shows a bridge profile plate a after being stamped by the present invention.
Fig. 22 shows a bridge profile B after the stamping process of the present invention.
Fig. 23 shows a bridge profile C after the stamping process of the present invention.
The labels in the figure are: the upper die 1 and the lower die 2, the upper die holder 11, the upper backing plate 12, the upper clamping plate 13, the stop plate 14 and the stripper plate 15, the lower die plate 21, the lower backing plate 22, the lower clamping plate 23, the lower base plate 24 and the lower die holder 25, the first guide hole 6, the first guide column 7, the first spring 8, the ball guide sleeve 9, the first extraction block 10, the second extraction block 4, the first driving mechanism 16, the upper cutter 49, the punch 3, the first boss 17, the die 18, the second spring 19, the second guide hole 20, the stripper hole 26, the connecting hole extraction block 41, the lock cover plate hole extraction block 42, the transverse hanging through hole extraction block 43, the buckle hole extraction block 44, the connecting hole punch 31, the lock cover plate hole punch 32, the transverse hanging through hole punch 33 and the buckle hole punch 34, the first kidney-shaped opening 27, the kidney-shaped hole 28, the punch 29, the drag plate 30, the second boss 35, the first groove 36, the insert 37, the lower die block 5, the third extraction block 38, the second driving mechanism 39, the guide device comprises a second guide column 45, a third guide column 46, a limiting plate 47, a limiting groove 48, a third guide hole 50, an abdicating groove 53, a trademark module 51, a square rib module 52, a third boss 54, a second groove 55, a second waist-shaped opening 56, a guide plate 57, a third driving mechanism 58, a section plate 59, a side section 60 and a bottom section 61.
Detailed Description
The following describes the present invention with reference to the accompanying drawings.
A multifunctional bridge stamping die comprises an upper die 1 and a lower die 2 which can be vertically opened and closed, wherein the upper die 1 comprises an upper die holder 11, an upper backing plate 12, an upper clamping plate 13, a stop plate 14 and a stripper plate 15 which are sequentially arranged from top to bottom, and the lower die 2 comprises a lower die plate 21, a lower backing plate 22, a lower clamping plate 23, a lower bottom plate 24 and a lower die holder 25 which are sequentially arranged from top to bottom;
the two sides of the upper die holder 11 are respectively provided with a first guide hole 6, the lower bottom plate 24 is provided with a first guide post 7 arranged corresponding to the first guide hole 6, a first spring 8 is arranged outside the first guide post 7, and a ball guide sleeve 9 positioned at the top of the first spring 8 is arranged in the first guide hole 6;
a plurality of first drawing blocks 10 and second drawing blocks 4 which move linearly on a horizontal plane are arranged between the upper die holder 11 and the upper backing plate 12, the plurality of first drawing blocks 10 and the plurality of second drawing blocks 4 are respectively positioned at the tail end and the periphery of the upper die holder 11, and a plurality of first driving mechanisms 16 for driving the plurality of first drawing blocks 10 and the plurality of second drawing blocks 4 to move respectively are arranged on the upper die holder 11;
the upper clamping plate 13 is provided with an upper cutter 49 and a plurality of punches 3 which are arranged in the upper clamping plate 13, the stop plate 14 and the stripper plate 15 and are lifted and floated and respectively correspond to the first stripping block 10 and the second stripping block 4, the plurality of second stripping blocks 4 are respectively provided with a first boss 17 for driving the corresponding punches 3 to descend, and the bottom of the stripper plate 15 is provided with at least one female die 18;
a plurality of second springs 19 are arranged between the upper cutter 49 and the plurality of punches 3 and the stop plate 14, the second springs 19 are respectively positioned inside the upper cutter 49 and outside the punches 3, second guide holes 20 corresponding to the upper cutter 49 and the punches 3 are respectively arranged on the upper clamp plate, the stop plate 14 and the stripper plate 15, and stripper holes 26 corresponding to the punches 3 are arranged on the lower die plate 21, the lower backing plate 22, the lower clamp plate 23 and the lower base plate 24;
the plurality of second drawing blocks 4 comprise at least one connecting hole drawing block 41, a lock cover plate hole drawing block 42, a transverse hanging hole drawing block 43 and at least one buckling hole drawing block 44 which move in the left and right directions of the stamping die, and the plurality of punches 3 comprise connecting hole punches 31, lock cover plate hole punches 32, transverse hanging hole punches 33 and buckling hole punches 34 which are respectively arranged corresponding to the connecting hole drawing block 41, the lock cover plate hole drawing block 42, the transverse hanging hole drawing block 43 and the buckling hole drawing block 44;
the end part of the second pulling block 4 is provided with a first waist-shaped opening 27, a plurality of connecting hole punches 31 and buckling hole punches 34 corresponding to each connecting hole pulling block 41 and buckling hole pulling block 44 are provided, a plurality of first bosses 17 of the connecting hole pulling blocks 41 are provided, and waist-shaped holes 28 positioned between adjacent first bosses 17 are arranged on the connecting hole pulling blocks 41;
the lower template 21 is provided with a male die 29 correspondingly matched with the female die 18 and a trailing blade 30 arranged in a staggered manner with the upper cutter 49, the female die 18 is provided with at least one second boss 35, the second boss 35 is positioned in the female die 18 or on the outer contour of the female die 18, the male die 29 is provided with a first groove 36 matched with the second boss 35 in shape, and the female die 18 is provided with an insert 37;
a plurality of lower modules 5 which are lifted and floated in the lower template 21 and the lower template 22 are arranged in the lower template 21 and the lower template 22, a plurality of third pumping blocks 38 which are positioned at the bottoms of the corresponding lower modules 5 and move linearly on a horizontal plane are arranged between the lower template 22 and the lower clamping plate 23, and a plurality of second driving mechanisms 39 which are used for driving the third pumping blocks 38 to move respectively are arranged on the lower bottom plate 24;
the upper padding plate 12 is provided with a second guide column 45 which sequentially penetrates through the upper clamping plate 13, the stop plate 14, the stripper plate 15 and the lower padding plate 21, the lower base plate 24 is provided with a third guide column 46 which sequentially penetrates through the lower clamping plate 23, the lower base plate 24 and the lower padding plate 21, the bottoms of the lower clamping plate 23 and the lower padding plate 22 are respectively provided with a limiting plate 47, the stop plate 14 and the lower clamping plate 23 are respectively provided with a limiting groove 48 matched with the limiting plates 47 of the lower clamping plate 23 and the lower padding plate 22, and third springs are arranged between the upper clamping plate 13 and the stop plate 14 and between the lower padding plate 22 and the lower clamping plate 23;
the lower die plate 21 and the lower backing plate 22 are provided with third guide holes 50 corresponding to the lower die blocks 5, the stripper plate 15 is provided with a abdicating groove 53 corresponding to the lower die blocks 5, the lower die blocks 5 comprise at least one trademark module 51 or square rib module 52 positioned on two sides of the lower die 2 and on the top of each third extraction block 38, the bottom of the lower die block 5 is provided with a plurality of third bosses 54 arranged at intervals, the top of each third extraction block 38 is provided with a second groove 55 matched with the third boss 54 in shape, the cross sections of the second groove 55 and the third boss 54 are both in isosceles trapezoid structures, and the end part of each third extraction block 38 is provided with a second waist-shaped opening 56;
the first drawing block 10, the second drawing block 4 and the third drawing block 38 are respectively of an integrated structure or are formed by connecting a plurality of drawing blocks in a matched manner in an end-to-end manner on a straight line, the first driving mechanism 16 and the second driving mechanism 39 are air cylinders, and air cylinder rods of the air cylinders are respectively and linearly connected with the first drawing block 10, the second drawing block 4 or the third drawing block 38;
guide plates 57 are arranged on two sides of the tail end of the lower die 2, a third driving mechanism 58 which is an air cylinder is arranged on one side of at least one guide plate 57, and the third driving mechanism 58 is used for driving the guide plates 57 on the two sides to move relatively on the same straight line.
The utility model discloses a theory of operation does:
the stamping die is fixed on a machine tool of the stamping machine through the lower die holder 25, the opening and closing of the die are realized through the direct connection and lifting drive of a pressure head of the stamping machine and an upper die holder 11 of the upper die 1, or a ball guide sleeve 9 is supported by a first spring 8 on a first guide column 7 to ensure the floating distance between the upper die 1 and the lower die 2, so that the opening and closing of the die are realized through the pressure of the pressure head of the stamping machine;
the bottom of the stripper plate 15 is locked, the floating distances between the upper clamp plate 13 and the stop plate 14 and between the lower backing plate 22 and the lower clamp plate 23 are ensured by third springs between the upper clamp plate 13 and the stop plate 14 and between the lower backing plate 22 and the lower clamp plate 23, and the guiding stability between the components of the upper die 1 and the lower die 2 is ensured under the external and internal guiding action of the first guide column 7, the second guide column 45 and the third guide column 46 when the dies are opened and closed in the vertical lifting mode;
the method comprises the following steps that a bridge planar section bar plate 59 to be punched is placed between a stripper plate 15 of an upper die 1 and a lower die plate 21 of a lower die 2 to advance and feed, when the dies are closed, an upper die base 11 of the lower die 2 is stressed to descend, a ball guide sleeve 9 compresses a first spring 8, the first guide hole 6 and a first guide post 7 are matched to guide and move until the stripper plate 15 and the lower die plate 21 are both contacted with the section bar plate 59, in the continuous descending process of the lower die base 25, a third spring is compressed to enable an upper clamping plate 13 and a stop plate 14 to gradually approach in the compression process, a lower cushion plate 22 and a lower clamping plate 23 gradually approach to realize die closing, a limiting plate 47 plays a role in limiting and positioning to ensure close matching, and the first spring, the second spring and the third spring can be replaced by elastic high-strength rubber bars or rubber sleeves;
the stamping die has the function of stamping bottom ribs: when the die is assembled, the female die 18 on the stripper plate 15 is matched with the male die 29 on the lower die plate 21, the bottom rib of the bridge bottom section 61 is punched from the center of the section plate 59, when the second boss 35 is positioned in the female die 18, the shape of the bottom rib protruding from the inner part of the bottom rib is punched, the situation that the overhanging surface of the bottom rib is large and the deformation resistance of the bottom rib is increased is avoided, when the second boss 35 is positioned on the outer contour of the female die 18, the shape of a blank holder at the outer contour edge of the bottom rib is punched, the load strength of the edge of the bottom rib is improved, the blank holder can be provided with a single-layer or multi-layer structure according to requirements, when one or more inserts 37 are arranged on the male die 29, the shape of the bottom rib can be punched according to requirements, the detachable connection can meet the requirements of various shapes of the bottom rib, and the inserts 37 can also be arranged in a;
the punching die has the functions of punching various hole types: when the die is closed, when the punch 3 floats upwards under the pressure of the second spring 19 and is arranged on one side of the first boss 17 of the second drawing block 4 or at a position between the adjacent first bosses 17, when the upper clamping plate 13 approaches the stop plate 14 and the stripper plate 15 and the lower die plate 21 are closed, the punch 3 does not protrude out of the stripper plate 15, so that a hole pattern cannot be punched on the profile plate 59; when the first driving mechanism 16, namely a cylinder rod of the cylinder, drives the second pumping block 4 to move linearly in a horizontal plane, the first boss 17 pushes each punch 3 downwards, so that the punches 3 float downwards and protrude out of the stripper plate 15 to punch a hole pattern on the section plate 59, and the punched hole pattern material falls from the stripper holes 26 on the lower template 21, the lower backing plate 22, the lower clamping plate 23 and the lower base plate 24 so as to be discharged out of the die;
a guide rod arranged in the first waist-shaped opening 27 or the waist-shaped hole 28 can be arranged on the punch 3 to realize the limiting and ensure the stable supporting and running of the second pumping block 4; the connecting hole punch 31, the locking cover plate hole punch 32, the transverse hanging hole punch 33 and the buckling hole punch 34 which are arranged corresponding to the connecting hole drawing block 41, the locking cover plate hole drawing block 42, the transverse hanging hole drawing block 43 and the buckling hole drawing block 44 are respectively used for punching a connecting hole, a locking cover plate hole, a transverse hanging hole and a buckling hole on the bridge side section bar 60 on two sides of the section bar 59, the punch 3 is set to be in a circular, waist-shaped, square, rectangular and other specific punching shapes according to hole patterns, the number of the connecting hole punches 31 corresponding to each connecting hole drawing block 41 is set according to the requirement of the connecting hole punching, the punching die is used for machining bridge section bars 59 with different specifications, and the number and the positions of the second drawing blocks 4 corresponding to the positions are set so as to machine the bridge section bars 59 with different specifications and different punching requirements according to requirements;
stamping die's trade mark and square muscle stamping function: when the die is closed, the lower backing plate 22 and the lower clamping plate 23 approach to be closed, and when the isosceles trapezoid-shaped third boss 54 at the bottom of the lower die block 5 is positioned in the corresponding second groove 55 of the third drawing block 38, the lower die block 5 does not protrude out of the lower die plate 21, so that the profile plate 59 cannot be punched out of the shape from the bottom; when the second driving mechanism 39, i.e. the air cylinder, drives the third pumping block 38 to move linearly in the horizontal plane, when the third projection 54 at the bottom of the lower module 5 is located on the third block 38 between the associated second grooves 55, the lower die block 5 floats and rises in the lower template 21 and the lower backing plate 22, so that the lower die block 5 protrudes out of the lower template 21 when the die is closed, the abdicating groove 53 abdicating under the action of die assembly and stamping, the lower die blocks 5 are punched out in an upward convex shape from the bottom of the section bar plate 59, the plurality of lower die blocks 5 comprise at least one trademark module 51 or square rib module 52 which is positioned at the two sides of the lower die 2 and at the top of each third drawing block 38, trademark or square rib shapes are punched on two sides of the section plate 59 to form trademarks or square ribs of the bridge frame side section 60, so that the functions of marking the bridge frame and improving the strength of the bridge frame side section 60 are achieved, the height of the third boss 54 is set according to requirements, and the third boss is matched with the second groove 55 to meet different punching rib depth requirements;
a guide rod arranged in the second waist-shaped opening 56 can be arranged on the lower module 5 to realize the limiting and ensure the stable supporting and running of the third pumping block 38; the number of the trademark modules 51 or the square rib modules 52 corresponding to each third pulling block 38 can be one or more, and the cross section is in an L shape or an inverted T shape, so that the bottom supporting performance and the stamping shape and position of the top are ensured, and the processing requirements of bridge profile plates 59 of various specifications and positions are met;
fixed-length cutting function of stamping die: an upper cutter 49 in the upper die 1 floats upwards in the upper clamping plate 13, the stop plate 14 and the stripper plate 15 through a second spring 19, and when the first drawing block 10 is not pushed, the section of the upper cutter 49 does not protrude out of the stripper plate 15 after die assembly, so that the profile plate 59 is ensured to advance; when the first driving mechanism 16 and the cylinder rod of the cylinder drive the first pumping blocks 10 to linearly move in the horizontal plane, the first driving mechanism pushes against the top of the upper cutter 49 to press downwards, so that the upper cutter 49 floats downwards in the upper clamp plate 13, the stop plate 14 and the stripper plate 15, and when the die is closed, the section of the upper cutter 49 protrudes out of the stripper plate 15 and is closed with the fixed drag cutter plate 30 arranged on the lower template 21 in a staggered manner, and the section plate 59 is cut at a fixed length so as to meet the specification requirement of each bridge;
the pressing head of the stamping machine drives the upper die 1 to ascend to realize die opening, or the pressing head does not apply pressure, and the ball guide sleeve 9 ascends under the action of the restoring force of the spring to realize die opening; the progressive bridge profile plate 59 is subjected to bottom rib punching, hole punching, trademark and square rib punching and fixed length cutting processing by non-disconnection die assembly, and the first drawing block 10, the second drawing block 4 and the third drawing block 38 are respectively of an integrated structure or are formed by connecting a plurality of head-to-tail insertion in a matched manner on a straight line, so that the required size can be conveniently adjusted according to needs, and the cost is saved; the third driving mechanism 58 and the cylinder drive the material guide plate 57 to move linearly, and discharge guide limit positions are formed on two sides of the section plate 59, so that the section plate 59 moves forward linearly under the action of a discharge traction structure of a stamping machine, stable stamping position is ensured, continuous stamping is ensured to be reliable, and a C-shaped or other-shaped bridge structure can be formed by bending after processing by a stamping die;
therefore, see for example fig. 21-23, adopt the utility model discloses a stamping die can carry out one shot forming and fixed length cutting to various different specifications, different hole sites, pass, punching press position, end muscle, square muscle, trade mark shape, position and structure crane span structure section bar board 59, need not frequently change the mould and can satisfy the processing of multiple type section bar board 59, is showing sparingly equipment, processing cost and equipment occupation space, avoids frequently changing debugging and crane span structure process to shift, once can carry out multiple processing to show the machining efficiency and the batch steady production that improve the crane span structure.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A multifunctional bridge stamping die comprises an upper die and a lower die which can be vertically opened and closed, and is characterized in that the upper die comprises an upper die base, an upper base plate, an upper clamping plate, a stop plate and a stripper plate which are sequentially arranged from top to bottom, a plurality of first drawing blocks and a plurality of second drawing blocks which linearly move on a horizontal plane are arranged between the upper die base and the upper base plate, the first drawing blocks and the second drawing blocks are respectively positioned at the tail end and the periphery of the upper die base, and a plurality of first driving mechanisms for driving the first drawing blocks and the second drawing blocks to respectively move are arranged on the upper die base;
the upper clamping plate is provided with an upper cutter and a plurality of punches, the upper cutter is lifted and floated in the upper clamping plate, the stop plate and the stripper plate and is respectively arranged corresponding to the first drawing block and the second drawing block, the second drawing blocks are respectively provided with a first boss for driving the corresponding punches to descend, and the bottom of the stripper plate is provided with at least one female die;
the lower die comprises a lower die plate, a lower base plate, a lower clamp plate, a lower bottom plate and a lower die holder, wherein the lower die plate, the lower base plate and the lower die holder are sequentially arranged from top to bottom, a male die matched with a female die in a corresponding mode and a cutter dragging plate arranged in a staggered mode with an upper cutter are arranged on the lower die plate, a plurality of lower modules which ascend and descend and float in the lower die plate and the lower base plate are arranged in the lower die plate and the lower base plate, a plurality of third pumping blocks which correspond to the bottoms of the lower modules and move linearly on a horizontal plane are arranged between the lower base plate and the lower base plate, and a plurality of second driving mechanisms used for.
2. The multifunctional bridge stamping die as claimed in claim 1, wherein first guide holes are formed in both sides of the upper die base, first guide posts are disposed on the lower base plate and correspond to the first guide holes, first springs are disposed outside the first guide posts, and ball guide sleeves are disposed in the first guide holes and located on top of the first springs.
3. The multifunctional bridge frame stamping die according to claim 1, wherein a plurality of second springs are arranged between the upper cutter and the plurality of punches and the stop plate, the second springs are respectively located inside the upper cutter and outside the punches, second guide holes corresponding to the upper cutter and the punches are formed in the upper clamping plate, the stop plate and the stripper plate, and stripper holes corresponding to the punches are formed in the lower die plate, the lower backing plate, the lower clamping plate and the lower base plate.
4. The multifunctional bridge frame stamping die of claim 1, wherein the second drawing blocks comprise at least one connecting hole drawing block, a cover locking plate hole drawing block, a transverse hanging hole drawing block and at least one buckling hole drawing block, the connecting hole drawing block, the cover locking plate hole drawing block, the transverse hanging hole drawing block and the buckling hole drawing block move in the left-right direction of the stamping die, and the punches comprise a connecting hole punch, a cover locking plate hole punch, a transverse hanging hole punch and a buckling hole punch which correspond to the connecting hole drawing block, the cover locking plate hole drawing block, the transverse hanging hole drawing block and the buckling hole drawing block respectively.
5. The multifunctional bridge frame stamping die as claimed in claim 4, wherein the second drawing block has a first kidney-shaped opening at an end thereof, a plurality of connecting hole punches and buckling hole punches corresponding to each of the connecting hole drawing block and the buckling hole drawing block are provided, the plurality of first bosses of the connecting hole drawing block are provided, and the connecting hole drawing block is provided with kidney-shaped holes located between adjacent first bosses.
6. The multifunctional bridge stamping die according to claim 1, wherein the female die is provided with at least one second boss, the second boss is located inside the female die or on an outer contour of the female die, the male die is provided with a first groove which is matched with the second boss in shape, and the female die is provided with an insert.
7. The multifunctional bridge stamping die of claim 1, wherein, be equipped with the second guide post that passes punch holder, backstop board, stripper plate and lower bolster in proper order on the upper padding plate, be equipped with the third guide post that passes lower plate, lower plate and lower bolster in proper order on the lower plate, lower plate and lower bolster bottom all are equipped with the limiting plate, be equipped with respectively with the limiting plate complex spacing groove of lower plate and lower bolster on backstop board and the lower plate, be equipped with the third spring between punch holder and the backstop board, between lower bolster and the lower plate.
8. The multifunctional bridge stamping die of claim 1, wherein the lower die plate and the lower bolster are provided with third guide holes corresponding to the lower die blocks, the stripper plate is provided with a abdicating groove corresponding to the lower die blocks, the lower die blocks comprise at least one trademark module or square rib module located on two sides of the lower die and at the top of each third extraction block, the bottom of each lower die block is provided with a plurality of third bosses arranged at intervals, the top of each third extraction block is provided with a second groove matched with the third bosses in shape, the cross sections of the second groove and the third bosses are both in isosceles trapezoid structures, and the end of each third extraction block is provided with a second waist-shaped opening.
9. The stamping die for the multifunctional bridge frame as claimed in claim 1, wherein the first drawing block, the second drawing block and the third drawing block are respectively of an integrated structure or are formed by connecting a plurality of drawing blocks in a head-to-tail insertion fit manner on a straight line, the first driving mechanism and the second driving mechanism are air cylinders, and air cylinder rods of the air cylinders are respectively connected with the first drawing block, the second drawing block or the third drawing block in a straight line.
10. The multifunctional bridge stamping die as claimed in any one of claims 1 to 9, wherein the lower die is provided with guide plates on both sides of the tail end, at least one guide plate is provided with a third driving mechanism on one side, and the third driving mechanism is configured to drive the guide plates on both sides to move relatively on the same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021546607.7U CN213195291U (en) | 2020-07-30 | 2020-07-30 | Multifunctional bridge stamping die |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021546607.7U CN213195291U (en) | 2020-07-30 | 2020-07-30 | Multifunctional bridge stamping die |
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| CN213195291U true CN213195291U (en) | 2021-05-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111774479A (en) * | 2020-07-30 | 2020-10-16 | 镇江市诚邦机械制造有限公司 | Multifunctional bridge stamping die |
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2020
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111774479A (en) * | 2020-07-30 | 2020-10-16 | 镇江市诚邦机械制造有限公司 | Multifunctional bridge stamping die |
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