CN116603924B - Punching machine with positioning function for machining - Google Patents
Punching machine with positioning function for machining Download PDFInfo
- Publication number
- CN116603924B CN116603924B CN202310659613.5A CN202310659613A CN116603924B CN 116603924 B CN116603924 B CN 116603924B CN 202310659613 A CN202310659613 A CN 202310659613A CN 116603924 B CN116603924 B CN 116603924B
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- Prior art keywords
- auxiliary
- plate
- ring
- positioning
- punching
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- 238000004080 punching Methods 0.000 title claims abstract description 88
- 238000003754 machining Methods 0.000 title claims abstract description 9
- 238000000926 separation method Methods 0.000 claims description 41
- 230000017105 transposition Effects 0.000 claims description 26
- 239000010720 hydraulic oil Substances 0.000 claims description 4
- 238000005299 abrasion Methods 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
Classifications
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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
-
- 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
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/04—Centering the work; Positioning the tools
-
- 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
- B21D28/30—Perforating, i.e. punching holes in annular parts, e.g. rims
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The utility model discloses a punching machine with a positioning function for machining, which belongs to the technical field of punching equipment and comprises a bottom plate, wherein a shell is fixedly arranged on the bottom plate, a punching assembly and a positioning assembly are arranged on the bottom plate, the position of 4 auxiliary supporting rods can be adjusted according to the size of a hole to be punched by the punching assembly, so that the periphery of the position to be punched of a workpiece is supported, the deformation of a plate during punching is further prevented, the 4 strip-shaped positioning plates or the 8 strip-shaped positioning plates are selected to move according to the shape of the workpiece to be punched, the 8 strip-shaped positioning plates are not required to move, the consumption of a motor can be effectively reduced, the abrasion of parts can be reduced, the use cost of the equipment is reduced, the workpiece can be clamped and fixed by the positioning assembly, and the workpiece can be moved according to the punching position, and the punching of any position of the workpiece can be realized without disassembly.
Description
Technical Field
The utility model relates to the technical field of punching equipment, in particular to a punching machine with a positioning function for machining.
Background
The punching machine is a mechanical device for finishing punching by using a punching die to act on a material under the drive of a power mechanism after the raw material is installed. The punching machine can carry out operations of sheet processing, punching, mould pressing, embossing and the like, forcing metal to enter a mould, along with the development of high and new technology, the application field of the punching machine is more and more wide, the punching machine is developing towards attractive and efficient directions for adapting to the trend of times and market needs, the existing punching machine can realize the positioning and fixing of the position of a plate to be processed, but the type of the plate which can be positioned and fixed is limited, and the plate cannot be positioned and fixed for irregularly-shaped plates.
The Chinese patent application with the bulletin number of CN209935654U discloses a punching machine with a positioning function, which comprises a frame, a firing pin for punching an iron plate, a driving device for driving the firing pin to lift and a workbench for bearing the iron plate and fixedly connected with the frame, wherein a bearing table is arranged on the upper surface of the workbench, a transverse positioning block is arranged at two ends of one side of the bearing table, and a longitudinal positioning device is fixedly arranged at one end of the bearing table; the longitudinal positioning device comprises a fixed block fixedly connected with the bearing table and a positioning sliding block in sliding connection with the upper surface of the fixed block, and the upper surfaces of the bearing table, the fixed block and the positioning sliding block are all positioned on the same plane; the fixing block is provided with a limiting device for limiting the position of the positioning slide block, the positioning slide block is provided with a clamping device for clamping the iron plate, and the workpiece can be positioned first and then punched, but the irregularly-shaped plate cannot be positioned and fixed, and the punched position cannot be adjusted by self, so that the utility model provides the punching machine with the positioning function for machining.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides a punching machine with a positioning function for machining, which solves the problems that the irregularly-shaped plate cannot be positioned and fixed and the punching position cannot be adjusted by self.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a piercing press for machining with locate function, comprising a base plate, fixed mounting has the shell on the bottom plate, be provided with the subassembly that punches a hole on the bottom plate, the subassembly that punches a hole is including punching a hole anchor clamps and auxiliary stay ring board, be provided with the punching head on the anchor clamps that punches a hole, even slidable mounting has 4 supplementary strip slide on the auxiliary stay ring board, all fixed being provided with auxiliary stay bar on the auxiliary strip slide, auxiliary stay bar is used for carrying out auxiliary stay to the work piece, still be provided with the locating component on the bottom plate, the locating component includes locating ring board and auxiliary ring frame, locating ring board and auxiliary ring frame fixed connection, even rotation is installed 4 strip and is rotated board two, strip and strip is rotated board two interval settings, even slidable mounting has 8 strip locating plates on the locating ring board, strip is rotated board one and strip and is rotated board two respectively with corresponding strip locating plate swing joint, all fixed being provided with the centre gripping cylinder on the locating plate, slidable mounting has the auxiliary ring board on the auxiliary ring frame, rotate on the auxiliary ring board and install 4 spline shafts, constitute sliding fit when spline shaft and corresponding strip are rotated board two.
Further, the punching assembly further comprises a first hydraulic cylinder, a punching hydraulic cylinder and a second hydraulic cylinder which are fixedly arranged on the bottom plate, a punching bottom plate is fixedly arranged at the piston rod end of the punching hydraulic cylinder, the punching clamp is fixedly arranged on the punching bottom plate, the first hydraulic cylinder is internally provided with a first piston rod in sliding fit, the punching bottom plate is in sliding fit with the first piston rod, and a spring is arranged between the first piston rod and the punching bottom plate.
Further, a piston rod II is slidably installed in the hydraulic cylinder II, an auxiliary pipe is arranged between the hydraulic cylinder II and the hydraulic cylinder I, a closed chamber is formed between the hydraulic cylinder II and the piston rod II, a closed chamber is formed between the hydraulic cylinder I and the piston rod I, and hydraulic oil is arranged in the chamber between the hydraulic cylinder II and the piston rod II and the chamber between the hydraulic cylinder I and the piston rod I.
Further, auxiliary sliding frames are fixedly installed on the auxiliary supporting ring plates, the auxiliary sliding frames are in sliding fit with the bottom plate, the upper ends of the auxiliary sliding frames and the second piston rods are fixedly connected, auxiliary toothed rings are rotatably installed on the auxiliary supporting ring plates, sliding columns are fixedly arranged on the auxiliary strip-shaped sliding plates, and 4 arc-shaped sliding grooves matched with the sliding columns on the auxiliary strip-shaped sliding plates are arranged on the auxiliary toothed rings.
Further, the positioning assembly further comprises an annular sliding plate which is slidably arranged on the bottom plate, the bottom plate is rotatably provided with a positioning screw rod, the positioning screw rod and the annular sliding plate form a screw pair, the annular sliding plate is rotatably provided with a transposition toothed ring and a transposition gear, the transposition toothed ring and the transposition gear are meshed to form a gear pair, and the positioning ring plate is fixedly arranged on the transposition toothed ring.
Further, friction ring plates and positioning gears are rotatably mounted on the auxiliary ring frames, positioning toothed rings are fixedly mounted on the friction ring plates, the positioning toothed rings and the positioning gears are meshed to form a gear pair, friction wheels are fixedly mounted on the first strip-shaped rotating plates, 4 friction wheels are rotatably mounted on the auxiliary ring frames, the friction wheels are in contact with the friction ring plates, and friction force exists between the friction ring plates and the friction wheels.
Further, the friction wheels are fixedly provided with limiting ratchet wheels, the auxiliary ring frame is provided with limiting ratchet rings in a sliding manner, springs are arranged between the limiting ratchet rings and the auxiliary ring frame, the limiting ratchet wheels and the limiting ratchet rings form a ratchet mechanism, the axial lead of the friction wheels below the second bar-shaped rotating plate and the axial lead of the second bar-shaped rotating plate are on the same straight line, and the friction wheels below the second bar-shaped rotating plate and the limiting ratchet wheels form spline sliding fit with the auxiliary ring plate.
Further, an adjusting toothed ring is rotatably arranged on the auxiliary ring frame, an auxiliary push rod, a first separation push rod and a second separation push rod are fixedly arranged on the adjusting toothed ring, a trapezoidal auxiliary plate is fixedly arranged on the auxiliary ring plate, a trapezoidal separation plate is fixedly arranged on the limiting ratchet ring, the distance between the first separation push rod and the trapezoidal separation plate is smaller than the distance between the second separation push rod and the trapezoidal separation plate, the auxiliary push rod and the trapezoidal auxiliary plate are used for enabling the auxiliary ring plate to slide, and the first separation push rod and the second separation push rod are used for enabling the trapezoidal separation plate to slide.
Compared with the prior art, the utility model has the beneficial effects that: (1) According to the utility model, the positions of the 4 auxiliary support rods can be adjusted according to the size of the hole to be punched through the punching assembly, so that the periphery of the position to be punched of the workpiece is supported, and the plate is prevented from deforming during punching; (2) According to the utility model, the control of the 8 strip-shaped positioning plates is realized by controlling the first 4 strip-shaped rotating plates and the second 4 strip-shaped rotating plates, and then the 4 strip-shaped positioning plates or the 8 strip-shaped positioning plates are selected to move according to the shape of a workpiece to be punched, so that the 8 strip-shaped positioning plates are not required to move, the consumption of a motor can be effectively reduced, the abrasion of parts can be reduced, and the use cost of equipment is reduced; (3) According to the utility model, the positioning assembly is arranged, so that the workpiece can be clamped and fixed and can be moved according to the punching position, and the workpiece can be punched at any position without disassembly.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic view of the structure of the inside of the housing of the present utility model.
Fig. 3 is a schematic view of the structure of a piston rod of the present utility model.
Fig. 4 is an enlarged partial schematic view at a in fig. 3.
Fig. 5 is a schematic view of the structure of the auxiliary supporting ring plate of the present utility model.
Fig. 6 is a partially enlarged schematic view at B in fig. 5.
Fig. 7 is a schematic view of the structure of the auxiliary ring gear of the present utility model.
FIG. 8 is a schematic view of a shifting ring gear of the present utility model.
FIG. 9 is a schematic view of a retaining ring plate according to the present utility model.
Fig. 10 is a schematic view of the structure of the friction ring plate of the present utility model.
Fig. 11 is a schematic view of the structure of the trapezoid separating plate of the present utility model.
Fig. 12 is a partially enlarged schematic view of fig. 11 at C.
Fig. 13 is a schematic view of the structure of the auxiliary ring plate of the present utility model.
Fig. 14 is a partially enlarged schematic view of fig. 13 at D.
Fig. 15 is a schematic view of the structure of the adjusting ring gear of the present utility model.
Fig. 16 is a partially enlarged schematic illustration at E in fig. 15.
Fig. 17 is a schematic view of the structure of the spacing ratchet ring of the present utility model.
Fig. 18 is a partially enlarged schematic view of fig. 17 at F.
Fig. 19 is a top view of the positioning assembly of the present utility model.
FIG. 20 is a schematic view of the auxiliary ring frame of the present utility model.
Reference numerals: 101-a bottom plate; 102-a housing; 103-auxiliary tube; 104-punching a bottom plate; 105-punching a hole clamp; 106-auxiliary carriage; 107-annular skateboards; 108-a first hydraulic cylinder; 109-a punching hydraulic cylinder; 110-piston rod one; 111-a second hydraulic cylinder; 112-transposition toothed ring; 113-a transposition gear; 114-transposition motor; 115-positioning screw rods; 116-a positioning motor; 117-punching head; 118-piston rod two; 119-auxiliary support ring plates; 120-auxiliary support rods; 121-an auxiliary motor; 122-auxiliary gears; 123-auxiliary bar-shaped skateboards; 124-auxiliary toothed ring; 125-positioning ring plates; 126-auxiliary ring frames; 127-bar-shaped positioning plate; 128-bar-shaped rotating plate one; 129-clamping cylinder; 130-a second strip-shaped rotating plate; 131-friction ring plate; 132-positioning a toothed ring; 133-positioning a gear; 134-positioning the motor; 135-friction wheel; 136-limiting ratchet rings; 137-trapezoid separating plate; 138-auxiliary ring plates; 139-limiting ratchet wheel; 140-spline shaft; 141-adjusting the toothed ring; 142-adjusting gears; 143-adjusting the motor; 144-a trapezoidal auxiliary plate; 145-auxiliary push rod; 146-separating the first push rod; 147-separate push rod two.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Examples: referring to fig. 1-20, a punching machine with positioning function for machining comprises a base plate 101, wherein a shell 102 is fixedly installed on the base plate 101, a punching assembly is arranged on the base plate 101, the punching assembly further comprises a first hydraulic cylinder 108, a second hydraulic cylinder 109 and a second hydraulic cylinder 111 which are fixedly installed on the base plate 101, the first hydraulic cylinder 108, the second hydraulic cylinder 109 and the second hydraulic cylinder 111 are all arranged in the shell 102, a punching base plate 104 is fixedly installed at the piston rod end of the first hydraulic cylinder 108, the punching base plate 104 is in sliding fit with the shell 102, a punching clamp 105 is fixedly installed on the punching base plate 104, a punching head 117 is arranged on the punching clamp 105, a piston rod 110 is slidably installed in the first hydraulic cylinder 108, and a spring is arranged between the piston rod 110 and the punching base plate 104.
A second piston rod 118 is slidably mounted in the second hydraulic cylinder 111, an auxiliary pipe 103 is arranged between the second hydraulic cylinder 111 and the first hydraulic cylinder 108, a closed chamber is formed between the second hydraulic cylinder 111 and the second piston rod 118, a closed chamber is formed between the first hydraulic cylinder 108 and the first piston rod 110, hydraulic oil is arranged in the chamber between the second hydraulic cylinder 111 and the second piston rod 118 and the chamber between the first hydraulic cylinder 108 and the first piston rod 110, in an initial state, the second piston rod 118 is located at a position closest to the bottom plate 101, the first piston rod 110 is located at a position farthest from the bottom plate 101, and at the moment, a spring between the punching bottom plate 104 and the first piston rod 110 is not compressed.
The auxiliary carriage 106 is slidably mounted on the bottom plate 101, the auxiliary carriage 106 is fixedly connected with the second piston rod 118, the auxiliary carriage 106 is fixedly mounted with the auxiliary supporting annular plate 119, the auxiliary supporting annular plate 119 is rotatably mounted with the auxiliary gear 122 and the auxiliary toothed ring 124, the auxiliary gear 122 and the auxiliary toothed ring 124 are meshed to form a gear pair, the auxiliary supporting annular plate 119 is fixedly mounted with the auxiliary motor 121, and an output shaft of the auxiliary motor 121 is fixedly connected with the auxiliary gear 122.
The even slidable mounting has 4 supplementary bar slide 123 on the supplementary bar slide 119, all fixedly on the supplementary bar slide 123 is provided with auxiliary stay 120, and auxiliary stay 120 is used for carrying out auxiliary stay to the work piece, all fixedly on the supplementary bar slide 123 is provided with the traveller, is provided with 4 with the traveller complex arc spout on the supplementary bar slide 123 on the supplementary ring gear 124.
Starting the auxiliary motor 121 to drive the auxiliary gear 122 to rotate, further driving the auxiliary toothed ring 124 to rotate, driving the auxiliary strip-shaped sliding plate 123 to slide on the auxiliary supporting ring plate 119 under the action of the arc-shaped sliding groove on the auxiliary toothed ring 124 and the sliding column on the auxiliary strip-shaped sliding plate 123, further enabling the 4 auxiliary supporting rods 120 to move, enabling the auxiliary supporting rods 120 to be supported around the position where the workpiece is to be punched according to the size of the punching hole required by the workpiece to be punched, further achieving auxiliary supporting of the workpiece, and avoiding deformation of the workpiece during punching.
According to the size of a hole required by a workpiece to be punched, a punching head 117 with a corresponding size is replaced on the punching clamp 105, the punching hydraulic cylinder 109 is started to drive the punching bottom plate 104 to move downwards, the first piston rod 110 synchronously moves downwards under the action of a spring between the punching bottom plate 104 and the first piston rod 110, and then hydraulic oil in a cavity formed by the first hydraulic cylinder 108 and the first piston rod 110 enters a cavity formed by the second hydraulic cylinder 111 and the second piston rod 118 through the auxiliary pipe 103, namely the second piston rod 118 is driven to move upwards, namely the auxiliary sliding frame 106 moves upwards, the auxiliary supporting ring plate 119 moves upwards, and finally the 4 auxiliary supporting rods 120 are supported around the position to be punched of the workpiece.
After the auxiliary support rod 120 contacts the workpiece to support the workpiece, the auxiliary support rod 120 cannot move upward at this time, i.e. the piston rod two 118 cannot move upward continuously, and the piston rod one 110 cannot move downward continuously, at this time, the punching bottom plate 104 moves downward continuously, and the spring between the punching bottom plate 104 and the piston rod one 110 is compressed.
The positioning assembly is arranged on the bottom plate 101, the positioning assembly is slidably arranged on the annular sliding plate 107 on the bottom plate 101, the positioning screw rod 115 is rotatably arranged on the bottom plate 101, the positioning screw rod 115 and the annular sliding plate 107 form a screw pair, the positioning motor 116 is fixedly arranged on the bottom plate 101, an output shaft of the positioning motor 116 is fixedly connected with the positioning screw rod 115, the annular sliding plate 107 is rotatably provided with the transposition toothed ring 112 and the transposition gear 113, the transposition toothed ring 112 and the transposition gear 113 are meshed to form a gear pair, the transposition motor 114 is fixedly arranged on the annular sliding plate 107, and an output shaft of the transposition motor 114 is fixedly connected with the transposition gear 113.
The transposition tooth ring 112 is fixedly provided with a positioning screw rod 115, the positioning screw rod 115 is fixedly provided with a positioning ring plate 125, the positioning ring plate 125 is provided with an auxiliary ring frame 126 in a sliding manner, the positioning ring plate 125 is uniformly rotated to be provided with 4 first strip-shaped rotating plates 128 and 4 second strip-shaped rotating plates 130, the first strip-shaped rotating plates 128 and the second strip-shaped rotating plates 130 are arranged at intervals, the positioning ring plate 125 is uniformly and slidably provided with 8 strip-shaped positioning plates 127, the first strip-shaped rotating plates 128 and the second strip-shaped rotating plates 130 are respectively movably connected with the corresponding strip-shaped positioning plates 127, and clamping cylinders 129 are fixedly arranged on the strip-shaped positioning plates 127.
The friction ring plate 131 and the positioning gear 133 are rotatably mounted on the auxiliary ring frame 126, the positioning toothed ring 132 is fixedly mounted on the friction ring plate 131, the positioning toothed ring 132 and the positioning gear 133 are meshed to form a gear pair, the positioning motor 134 is fixedly mounted on the auxiliary ring frame 126, an output shaft of the positioning motor 134 is fixedly connected with the positioning gear 133, the friction wheels 135 are fixedly mounted on the first strip-shaped rotating plate 128, 4 friction wheels 135 are rotatably mounted on the auxiliary ring frame 126, the friction wheels 135 are in contact with the friction ring plate 131, and friction force exists between the friction ring plate 131 and the friction wheels 135.
The friction wheel 135 is fixedly provided with a limit ratchet 139, the auxiliary ring frame 126 is provided with a limit ratchet 136 in a sliding manner, a spring is arranged between the limit ratchet 136 and the auxiliary ring frame 126, the limit ratchet 139 and the limit ratchet 136 form a ratchet mechanism, the axial lead of the friction wheel 135 below the second bar rotating plate 130 and the axial lead of the second bar rotating plate 130 are positioned on the same straight line, the auxiliary ring frame 126 is provided with an auxiliary ring plate 138 in a sliding manner, the auxiliary ring frame 126 and the auxiliary ring plate 138 are provided with a spring, the auxiliary ring plate 138 is provided with 4 spline shafts 140 in a rotating manner, the axial lead of the spline shafts 140 and the axial lead of the friction wheel 135 which is arranged on the corresponding auxiliary ring frame 126 in a rotating manner are positioned on the same straight line, the spline shafts 140 and the friction wheel 135 which is arranged on the corresponding auxiliary ring frame 126 in a rotating manner form spline sliding fit, and the spline shafts 140 and the second bar rotating plate 130 form spline sliding fit when being connected.
An adjusting toothed ring 141 and an adjusting gear 142 are rotatably arranged on the auxiliary ring frame 126, the adjusting toothed ring 141 and the adjusting gear 142 are meshed to form a gear pair, an adjusting motor 143 is fixedly arranged on the auxiliary ring frame 126, an output shaft of the adjusting motor 143 is fixedly connected with the adjusting gear 142, an auxiliary push rod 145, a first separation push rod 146 and a second separation push rod 147 are fixedly arranged on the adjusting toothed ring 141, a trapezoid separation plate 137 is fixedly arranged on the limiting ratchet ring 136, the distance between the first separation push rod 146 and the trapezoid separation plate 137 is smaller than the distance between the second separation push rod 147 and the trapezoid separation plate 137, a trapezoid auxiliary plate 144 is fixedly arranged on the auxiliary ring plate 138, the auxiliary push rod 145 and the trapezoid auxiliary plate 144 are used for enabling the auxiliary ring plate 138 to slide, and the first separation push rod 146 and the second separation push rod 147 are used for enabling the trapezoid separation plate 137 to slide.
In the initial state, the spring between the limit ratchet ring 136 and the auxiliary ring frame 126 is not compressed, i.e., the limit ratchet ring 136 and the limit ratchet 139 are in the engaged state, the spring between the auxiliary ring plate 138 and the auxiliary ring frame 126 is not compressed, i.e., the spline shaft 140 and the second bar-shaped rotating plate 130 are not contacted, the second separation push rod 147 and the first separation push rod 146 are not contacted with the trapezoidal separation plate 137, the auxiliary push rod 145 is not contacted with the trapezoidal auxiliary plate 144, and in the initial position, the distance between the upper surface of the auxiliary support rod 120 and the upper surface of the bottom plate 101 is smaller than the distance between the lower surface of the annular slide plate 107 and the upper surface of the bottom plate 101.
The positioning motor 134 is started to drive the positioning gear 133 to rotate, and then the positioning gear ring 132 is driven to rotate, namely the friction ring plate 131 is driven to rotate, and because friction force exists between the friction wheels 135 and the friction ring plate 131, and then 8 friction wheels 135 are driven to rotate, and because the limiting ratchet 139 and the limiting ratchet 136 form a ratchet mechanism, at the moment, the limiting ratchet 136 and the limiting ratchet 139 do not move relatively, the spline shaft 140 and the friction wheels 135 rotationally arranged on the auxiliary ring frame 126 are in a spline sliding fit state, namely the spline shaft 140 is enabled to rotate synchronously, and at the moment, the spline shaft 140 is not contacted with the second bar-shaped rotating plate 130, the second bar-shaped rotating plate 130 is not rotated, and then only the first 4 bar-shaped rotating plates 128 are driven to rotate under the action of the friction wheels 135, and then the first 4 bar-shaped positioning plates 127 controlled by the first 4 bar-shaped rotating plates 128 are driven to slide, so that the 4 clamping cylinders 129 clamp a workpiece, after the clamping cylinders 129 are contacted with the surface of the workpiece, at the moment, the rest of the clamping cylinders 129 are not fixed, namely the friction wheels 135 and the friction ring plates 135 below the clamping cylinders 129 are rotated relatively, the rest of the clamping cylinders 129 are enabled to move relatively, and the rest of the friction ring plates 131 are driven to rotate continuously, and the rest of the friction wheels are enabled to rotate, and the rest of the friction ring plates are prevented from moving continuously, and the rotating under the action of the effect of the friction wheels is enabled to rotate, and the rest of the rotation of the rotating, and the rotating cylinder is enabled to rotate, and the rotating is kept under the rotation of the rotating, and the rotating effect is kept under the rotating, and the rotating and is kept.
Referring to fig. 15 and 16, when the clamping of the workpiece needs to be released, the adjusting motor 143 is started to drive the adjusting gear 142 to rotate clockwise, that is, to drive the adjusting toothed ring 141 to rotate clockwise, and then drive the auxiliary push rod 145, the first separation push rod 146 and the second separation push rod 147 to rotate clockwise synchronously, so that the first separation push rod 146 contacts the inclined surface of the trapezoid separation plate 137, and then under the action of the first separation push rod 146, the trapezoid separation plate 137 is driven to move upwards, that is, the limiting ratchet ring 136 is driven to move upwards, and the spring between the limiting ratchet ring 136 and the auxiliary ring frame 126 is compressed, that is, the limiting ratchet ring 136 is separated from contact with the limiting ratchet 139.
After the spacing ratchet ring 136 is separated from contact with the spacing ratchet 139, the positioning motor 134 is started again to drive the friction ring plate 131 to rotate reversely, so that the clamping cylinder 129 loosens the clamping of the workpiece, the strip-shaped positioning plate 127 moves in the direction far away from the center of the circle of the positioning ring plate 125, when one strip-shaped positioning plate 127 moves to the position far away from the center of the circle of the positioning ring plate 125, the friction ring plate 131 continues to rotate, the friction ring plate 131 and the friction wheel 135 corresponding to the strip-shaped positioning plate 127 relatively move, and finally the strip-shaped positioning plate 127 moves to the position far away from the center of the circle of the positioning ring plate 125, and then the separation push rod 146 and the trapezoid separation plate 137 are separated from contact, namely the spacing ratchet ring 136 and the spacing ratchet 139 are re-engaged.
Referring to fig. 15 and 16, when 8 clamping cylinders 129 are needed to clamp and fix a workpiece, the adjusting motor 143 is started to drive the adjusting gear 142 to rotate anticlockwise, and then the adjusting toothed ring 141 is driven to rotate anticlockwise, namely the auxiliary push rod 145, the first separating push rod 146 and the second separating push rod 147 synchronously rotate anticlockwise, so that the auxiliary push rod 145 contacts with the inclined plane of the trapezoid auxiliary plate 144, under the action of the auxiliary push rod 145, the trapezoid auxiliary plate 144 moves upwards, namely the auxiliary annular plate 138 moves upwards, the spring between the auxiliary annular plate 138 and the auxiliary annular frame 126 is compressed, namely the spline shaft 140 and the second strip-shaped rotating plate 130 are engaged, and at the moment, the second separating push rod 147 is not contacted with the trapezoid separating plate 137, and then the same step is performed, the positioning motor 134 is started to drive the 8 friction wheels 135 to rotate, and then the 8 clamping cylinders 129 clamp and fix the workpiece, the 8 clamping cylinders 129 are needed to loosen the clamping of the workpiece, and the adjusting motor 143 is started to continuously drive the adjusting toothed ring 141 to rotate anticlockwise, so that the second separating push rod 147 contacts with the inclined plane of the trapezoid separating plate 137, under the action of the auxiliary push rod 145, namely the second separating push rod 138 moves upwards, namely the spline shaft 140 and the second strip-shaped rotating plate 130 is engaged with the second separating push rod 147, and the ratchet ring 137 moves upwards, namely the ratchet ring 136 and the ratchet ring moves upwards, and the ratchet spacing ring 136 and the ratchet is separated from the positioning plate and the positioning plate is positioned at the farthest position and the positioning plate 139.
Working principle: when punching is needed, the punching head 117 on the punching clamp 105 is replaced with the size of the hole to be punched, the punching hydraulic cylinder 109 is started to drive the punching bottom plate 104 to move downwards, the upper end face of the auxiliary support rod 120 is parallel to the upper surface of the strip-shaped positioning plate 127 under the action of the first piston rod 110 and the second piston rod 118, at this time, the auxiliary support rods 120 are located at the positions farthest from the center of the auxiliary support ring plate 119, and at this time, the axial leads of the transposition toothed ring 112 and the auxiliary toothed ring 124 are on the same straight line.
The workpiece to be punched is placed on the 4 auxiliary support rods 120, the positioning motor 134 is started to drive the positioning gear 133 to rotate, and then the 8 friction wheels 135 are driven to rotate, namely the 4 strip-shaped rotating plates 128 are enabled to rotate, and then the 4 strip-shaped positioning plates 127 controlled by the 4 strip-shaped rotating plates 128 move towards the direction close to the circle center of the positioning ring plate 125, namely the 4 clamping cylinders 129 clamp and fix the workpiece.
If the workpiece is irregularly shaped, the adjusting motor 143 is started to drive the adjusting gear 142 to rotate, that is, the adjusting toothed ring 141 is driven to rotate, so that the auxiliary push rod 145 contacts the trapezoidal auxiliary plate 144, the auxiliary annular plate 138 moves towards the direction close to the second strip-shaped rotating plate 130, the spline shaft 140 is engaged with the first strip-shaped rotating plate 128 correspondingly, the positioning motor 134 is started to drive the 8 friction wheels 135 to rotate, the first strip-shaped rotating plate 128 and the second strip-shaped rotating plate 130 synchronously rotate, the 8 clamping cylinders 129 fix the workpiece, and the edges of the strip-shaped positioning plates 127 support the lower bottom surface of the workpiece.
After the clamping cylinder 129 finishes fixing the workpiece, the punching hydraulic cylinder 109 is started to enable the auxiliary supporting rods 120 to loosen the support of the workpiece, and the auxiliary motor 121 is started to drive the auxiliary toothed ring 124 to rotate, so that the positions of the 4 auxiliary supporting rods 120 are adjusted according to the size of the hole to be punched of the workpiece.
And then the transposition motor 114 is started to drive the transposition gear 113 to rotate, the transposition toothed ring 112 is further driven to rotate, the transposition motor 116 is started to drive the transposition screw rod 115 to rotate, and the annular sliding plate 107 is further driven to slide on the bottom plate 101, so that the position of a workpiece is adjusted, and the axial lead of the position to be punched of the workpiece and the axial lead of the auxiliary toothed ring 124 are positioned on the same straight line.
After the axis of the position to be punched of the workpiece and the axis of the auxiliary toothed ring 124 are on the same straight line, the punching hydraulic cylinder 109 is started to enable the punching bottom plate 104 to move downwards, so that the 4 auxiliary supporting rods 120 support the periphery of the position to be punched, the punching bottom plate 104 continues to move downwards, the spring between the punching bottom plate 104 and the piston rod 110 is compressed, the punching of the position of the workpiece is completed under the action of the punching head 117, and the deformation of the punching position of the workpiece is avoided under the action of the auxiliary supporting rods 120.
Under the action of the punching hydraulic cylinder 109, the transposition motor 114 and the positioning motor 116, punching of a plurality of positions of the workpiece can be continuously completed.
The annular workpiece can be punched, the strip-shaped positioning plate 127 is firstly moved to the nearest position away from the circle center of the strip-shaped positioning plate 127, then the annular workpiece is placed on the surface of the positioning ring plate 125, the strip-shaped positioning plate 127 is driven to move in the direction away from the circle center of the positioning ring plate 125, the clamping cylinder 129 is used for fixing the inside of the annular workpiece, and the distance between the upper surface of the auxiliary supporting rod 120 and the upper surface of the bottom plate 101 is smaller than the distance between the lower surface of the annular sliding plate 107 and the upper surface of the bottom plate 101 in the initial position, so that the auxiliary supporting of the annular workpiece can be realized.
The present utility model is not limited to the above-described embodiments, and various modifications are possible within the scope of the present utility model without inventive labor, as those skilled in the art will recognize from the above-described concepts.
Claims (5)
1. The utility model provides a piercing press is used in machining with locate function, includes bottom plate (101), fixed mounting has shell (102), its characterized in that on bottom plate (101):
the punching assembly comprises a punching clamp (105) and an auxiliary supporting ring plate (119), wherein punching heads (117) are arranged on the punching clamp (105), 4 auxiliary strip-shaped sliding plates (123) are uniformly and slidably arranged on the auxiliary supporting ring plate (119), auxiliary supporting rods (120) are fixedly arranged on the auxiliary strip-shaped sliding plates (123), and the auxiliary supporting rods (120) are used for carrying out auxiliary supporting on a workpiece;
the positioning assembly comprises a positioning ring plate (125) and an auxiliary ring frame (126), the positioning ring plate (125) and the auxiliary ring frame (126) are fixedly connected, 4 first strip-shaped rotating plates (128) and 4 second strip-shaped rotating plates (130) are uniformly and rotatably arranged on the positioning ring plate (125), the first strip-shaped rotating plates (128) and the second strip-shaped rotating plates (130) are arranged at intervals, 8 strip-shaped positioning plates (127) are uniformly and slidably arranged on the positioning ring plate (125), the first strip-shaped rotating plates (128) and the second strip-shaped rotating plates (130) are respectively and movably connected with the corresponding strip-shaped positioning plates (127), clamping cylinders (129) are fixedly arranged on the strip-shaped positioning plates (127), the auxiliary ring frame (126) is slidably provided with the auxiliary ring plates (138), and 4 spline shafts (140) are rotatably arranged on the auxiliary ring plates (138) and form spline sliding fit when the spline shafts (140) are connected with the corresponding second strip-shaped rotating plates (130);
the auxiliary ring frame (126) is rotatably provided with a friction ring plate (131) and a positioning gear (133), the friction ring plate (131) is fixedly provided with a positioning toothed ring (132), the positioning toothed ring (132) and the positioning gear (133) are meshed to form a gear pair, the first strip-shaped rotating plate (128) is fixedly provided with friction wheels (135), the auxiliary ring frame (126) is rotatably provided with 4 friction wheels (135), the friction wheels (135) are contacted with the friction ring plate (131), and friction force exists between the friction ring plate (131) and the friction wheels (135);
a limiting ratchet wheel (139) is fixedly arranged on each friction wheel (135), a limiting ratchet ring (136) is slidably arranged on each auxiliary ring frame (126), a spring is arranged between each limiting ratchet ring (136) and each auxiliary ring frame (126), each limiting ratchet wheel (139) and each limiting ratchet ring (136) form a ratchet mechanism, the axial lead of each friction wheel (135) below the corresponding second bar-shaped rotating plate (130) and the axial lead of the corresponding second bar-shaped rotating plate (130) are on the same straight line, and each friction wheel (135) below the corresponding second bar-shaped rotating plate (130) and each limiting ratchet wheel (139) form spline sliding fit with the corresponding auxiliary ring plate (138);
the device is characterized in that an adjusting toothed ring (141) is rotatably arranged on the auxiliary ring frame (126), an auxiliary push rod (145), a first separation push rod (146) and a second separation push rod (147) are fixedly arranged on the adjusting toothed ring (141), a trapezoidal auxiliary plate (144) is fixedly arranged on the auxiliary ring plate (138), a trapezoidal separation plate (137) is fixedly arranged on the limiting ratchet ring (136), the distance between the first separation push rod (146) and the trapezoidal separation plate (137) is smaller than the distance between the second separation push rod (147) and the trapezoidal separation plate (137), the auxiliary push rod (145) and the trapezoidal auxiliary plate (144) are used for enabling the auxiliary ring plate (138) to slide, and the first separation push rod (146) and the second separation push rod (147) are used for enabling the trapezoidal separation plate (137) to slide.
2. A machine punch with positioning function as claimed in claim 1, wherein: the punching assembly further comprises a first hydraulic cylinder (108), a punching hydraulic cylinder (109) and a second hydraulic cylinder (111) which are fixedly arranged on the bottom plate (101), a punching bottom plate (104) is fixedly arranged at the end of a piston rod of the punching hydraulic cylinder (109), the punching clamp (105) is fixedly arranged on the punching bottom plate (104), a first piston rod (110) is slidably arranged in the first hydraulic cylinder (108), the punching bottom plate (104) is in sliding fit with the first piston rod (110), and a spring is arranged between the first piston rod (110) and the punching bottom plate (104).
3. A machine punch with positioning function as claimed in claim 2, wherein: the hydraulic cylinder two (111) is internally provided with a piston rod two (118) in a sliding manner, an auxiliary pipe (103) is arranged between the hydraulic cylinder two (111) and the hydraulic cylinder one (108), a closed chamber is formed between the hydraulic cylinder two (111) and the piston rod two (118), a closed chamber is formed between the hydraulic cylinder one (108) and the piston rod one (110), and hydraulic oil is arranged in a chamber between the hydraulic cylinder two (111) and the piston rod two (118) and a chamber between the hydraulic cylinder one (108) and the piston rod one (110).
4. A machine punch with positioning function as claimed in claim 3, wherein: auxiliary support ring board (119) is last fixed mounting has auxiliary carriage (106), auxiliary carriage (106) and bottom plate (101) sliding fit, and auxiliary carriage (106) and the upper end fixed connection of piston rod two (118) rotate on auxiliary support ring board (119) and install auxiliary tooth ring (124), all fixedly on auxiliary bar slide (123) be provided with the traveller, be provided with 4 on auxiliary tooth ring (124) with the traveller complex arc spout on auxiliary bar slide (123).
5. A machine punch with positioning function as set forth in claim 4, wherein: the positioning assembly further comprises an annular sliding plate (107) which is slidably arranged on the bottom plate (101), the bottom plate (101) is rotatably provided with a positioning screw rod (115), the positioning screw rod (115) and the annular sliding plate (107) form a screw pair, the annular sliding plate (107) is rotatably provided with a transposition toothed ring (112) and a transposition gear (113), the transposition toothed ring (112) and the transposition gear (113) are meshed to form a gear pair, and the positioning ring plate (125) is fixedly arranged on the transposition toothed ring (112).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310659613.5A CN116603924B (en) | 2023-06-06 | 2023-06-06 | Punching machine with positioning function for machining |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310659613.5A CN116603924B (en) | 2023-06-06 | 2023-06-06 | Punching machine with positioning function for machining |
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| CN116603924A CN116603924A (en) | 2023-08-18 |
| CN116603924B true CN116603924B (en) | 2023-11-03 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117300687B (en) * | 2023-11-28 | 2024-01-30 | 江苏尚美特机械有限公司 | Steel ring processing positioner convenient to dismantle |
| CN117531902B (en) * | 2024-01-09 | 2024-03-22 | 南通超达装备股份有限公司 | Punching equipment for instrument panel processing |
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| CN116603924A (en) | 2023-08-18 |
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