CN114833265A - Metal strip leveling and feeding system for cold punching processing - Google Patents
Metal strip leveling and feeding system for cold punching processing Download PDFInfo
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- CN114833265A CN114833265A CN202210466349.9A CN202210466349A CN114833265A CN 114833265 A CN114833265 A CN 114833265A CN 202210466349 A CN202210466349 A CN 202210466349A CN 114833265 A CN114833265 A CN 114833265A
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- 239000002184 metal Substances 0.000 title claims abstract description 46
- 238000012545 processing Methods 0.000 title claims abstract description 10
- 238000004080 punching Methods 0.000 title claims description 13
- 238000003825 pressing Methods 0.000 claims abstract description 59
- 230000007246 mechanism Effects 0.000 claims abstract description 55
- 230000000712 assembly Effects 0.000 claims abstract description 9
- 238000000429 assembly Methods 0.000 claims abstract description 9
- 230000006835 compression Effects 0.000 claims description 13
- 238000007906 compression Methods 0.000 claims description 13
- 230000001737 promoting effect Effects 0.000 claims 1
- 230000009471 action Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/08—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers
- B21D43/09—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers by one or more pairs of rollers for feeding sheet or strip material
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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
- B21D1/00—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling
- B21D1/02—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling by rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
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- 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
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Abstract
The invention belongs to the technical field of metal cold stamping, and discloses a metal strip leveling and feeding system for cold stamping processing, which comprises a feeding mechanism, a leveling mechanism and a positioning mechanism, wherein the feeding mechanism, the leveling mechanism and the positioning mechanism are arranged on a rack; the feeding mechanism comprises a variable speed motor, a lower feeding roller, an upper feeding roller and a feeding pressing assembly, the leveling mechanism comprises a plurality of lower leveling rollers, a plurality of upper leveling rollers and a plurality of sets of leveling pressing assemblies, and the positioning mechanism comprises a supporting plate, a positioning pin seat, a positioning pin, an elastic supporting assembly and an elastic pressing assembly. The automatic metal belt feeding and leveling device is provided with the feeding mechanism, the leveling mechanism and the positioning mechanism, can realize automatic feeding, leveling and positioning of a metal belt, has high efficiency and strong universality, does not damage workpieces, and can comprehensively solve the problems in the conventional feeding mode.
Description
Technical Field
The invention belongs to the technical field of metal cold stamping, and relates to a metal strip leveling and feeding system for cold stamping.
Background
At present, the metal cold stamping processing generally has the following feeding modes: (1) the manual feeding mode has low efficiency, poor precision and no guarantee on safety, and is only suitable for small-batch production with low precision requirement. (2) The mechanical feeding mode connected with the crankshaft of the punch press has the advantage that no additional power is needed, but the feeding mode is difficult to realize when the feeding length at one time is large. (3) The servo motor drives the feeding roller to feed, the motor stops after feeding is completed, and due to reasons such as resilience of a metal belt, the feeding precision can only be guaranteed to be 0.1mm level generally, and the feeding precision is difficult to guarantee when the requirement is higher. (4) Leveling feeder adds positioning mechanism, and it does not have special feed roll, and leveling roller lug connection power realizes the integration of leveling pay-off, and its shortcoming has two: firstly, the feeding pressing force and the leveling force are difficult to be considered and difficult to adjust; secondly, because the leveling roller rotates continuously, when the metal belt is positioned and stopped, the metal belt is easy to be abraded.
Disclosure of Invention
The invention aims to provide a metal strip leveling and feeding system for cold punching processing, which can realize automatic feeding, leveling and positioning of a metal strip, has high efficiency and strong universality, does not damage workpieces and can comprehensively solve the problems existing in the conventional feeding mode.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a metal strip leveling and feeding system for cold punching processing, which comprises a feeding mechanism, a leveling mechanism and a positioning mechanism, wherein the feeding mechanism, the leveling mechanism and the positioning mechanism are arranged on a rack; the feeding mechanism comprises a variable speed motor, a lower feeding roller, an upper feeding roller and a feeding compression assembly, the variable speed motor is connected with the lower feeding roller through a coupler, the lower feeding roller and the upper feeding roller are arranged on the rack in parallel through a bearing and a bearing seat, the lower feeding roller is meshed with the upper feeding roller, the bearing seat corresponding to the upper feeding roller is a first sliding bearing seat, and the feeding compression assembly is used for adjusting the meshing gap between the upper feeding roller and the lower feeding roller;
the leveling mechanism comprises a plurality of lower leveling rollers, a plurality of upper leveling rollers and a plurality of groups of leveling and pressing assemblies, the lower leveling rollers and the upper leveling rollers are arranged on the rack in an up-and-down staggered mode through bearings and bearing seats, the bearing seat corresponding to each upper leveling roller is a second sliding bearing seat, the two ends of each upper leveling roller are symmetrically provided with the leveling and pressing assemblies, and the leveling and pressing assemblies are used for adjusting the leveling force of the lower leveling rollers and the upper leveling rollers;
the positioning mechanism comprises a supporting plate, a positioning pin boss, a positioning pin, an elastic supporting assembly and an elastic pressing assembly, the positioning pin is arranged at the center of the positioning pin boss, the supporting plate is fixed on the frame and used for placing the metal band, the elastic supporting assembly is used for upwards pushing the positioning pin to insert the positioning hole in the metal band, and the elastic pressing assembly is used for downwards pushing the positioning pin boss to enable the positioning pin to exit the positioning hole in the metal band.
In one technical scheme, the feeding compression assembly is arranged at two ends of the upper feeding roller and comprises a first pull rod, a first spring, a first compression sleeve, a top plate, a first connecting rod and a knurled screw; the first pull rods are symmetrically arranged on one side of a first sliding bearing seat of the upper feed roller, a first spring and a first pressing sleeve are sleeved on each first pull rod, the lower end of each spring is in contact with the first sliding bearing seat, the upper end of each spring is in contact with the first pressing sleeve, a top plate is fixed in the middle of each first pull rod, a first connecting rod is fixed at the top of each first pull rod, and the knurled screw adjusts the meshing gap between the upper feed roller and the lower feed roller through the pressing top plate, the first spring and the first sliding bearing seat.
In a preferred technical solution, the first pressing sleeve is a cylinder with a through hole in the middle.
In one technical scheme, the leveling and pressing assembly is arranged on one side of the upper leveling roller and comprises a second pull rod, a second pressing sleeve and a second spring; the second pull rod is symmetrically arranged on one side of each second sliding bearing seat, each second pull rod is sleeved with a second pressing sleeve and a second spring, one end of each second pressing sleeve is in contact with the second sliding bearing seat, one end of each second pressing sleeve is in contact with the second spring, and the top of each second pull rod presses the second spring through a nut.
In a preferred technical scheme, the cross section of the second pressing sleeve is in a T shape with a middle opening.
In a technical scheme, the elastic support assembly is arranged below the positioning pin boss and comprises a support, a guide column and a third spring, the third spring is sleeved on the guide column, one end of the third spring is fixed to the support, and the other end of the third spring is fixed to the positioning pin boss.
In one technical scheme, the elastic pressing assembly is arranged above the supporting plate and comprises two ejector rods, an ejector rod seat for fixing the ejector rods, an electromagnet fixing frame, a fourth spring and a support rod, the support rod is fixed on the rack, one end of the fourth spring is fixed with the support rod, the other end of the fourth spring is fixed with the electromagnet fixing frame, the electromagnet is placed on the electromagnet fixing frame, the upper end of the ejector rod seat is fixed with the electromagnet fixing frame, one end of the ejector rod is inserted into the ejector rod seat, and the other end of the ejector rod faces the positioning pin seat.
In one technical scheme, a guide plate is arranged on the support plate, two guide holes are formed in two sides of the guide plate, a positioning pin hole is formed in the center of the guide plate, two ejector rods are respectively inserted into the two guide holes, and a positioning pin is inserted into the positioning pin hole.
Compared with the prior art, the invention has the beneficial effects that:
the automatic metal belt feeding and leveling device is provided with the feeding mechanism, the leveling mechanism and the positioning mechanism, can realize automatic feeding, leveling and positioning of a metal belt, has high efficiency and strong universality, does not damage workpieces, and can comprehensively solve the problems in the conventional feeding mode. The feeding compression assembly is used for adjusting the meshing gap between the upper feeding roller and the lower feeding roller, the leveling compression assembly is used for adjusting the leveling force of the lower leveling roller and the upper leveling roller, and the feeding compression assembly and the leveling compression assembly can adjust the compression force and the leveling force to avoid damage of a metal belt; the elastic supporting assembly is used for pushing the positioning pin upwards to be inserted into the positioning hole in the metal band, and the elastic pressing assembly is used for pushing the positioning pin seat downwards to enable the positioning pin to exit from the positioning hole in the metal band, so that the positioning pin can be conveniently inserted and exited.
Drawings
FIG. 1 is a schematic top view showing the structure of a metal strip flattening and feeding system for cold punching according to the present invention.
FIG. 2 is a schematic cross-sectional view of the feeding mechanism A-A of FIG. 1 according to the present invention.
FIG. 3 is a cross-sectional view of the leveling mechanism B-B of FIG. 1 according to the present invention.
FIG. 4 is a schematic cross-sectional view of the positioning mechanism C-C of FIG. 1 according to the present invention.
Fig. 5 is an enlarged schematic view at I in fig. 4.
In the drawings, the reference numbers: 1 is a feeding mechanism, 101 is a lower feeding roller, 102 is a bearing, 103 is a first support frame, 104 is a coupling, 105 is a variable speed motor, 106 is a gear, 107 is an upper feeding roller, 108 is a first sliding bearing seat, 109 is a first spring, 110 is a first pressing sleeve, 111 is a top plate, 112 is a first pull rod, 113 is a first connecting rod, 114 is a nut, 115 is a knurled screw, 2 is a leveling mechanism, 201 is a second support frame, 202 is a lower leveling roller, 203 is an upper leveling roller, 204 is a sliding shaft seat side plate, 205 is a second connecting rod, 206 is a sliding shaft seat top plate, 207 is a second pull rod, 208 is a second pressing sleeve, 209 is a second spring, 3 is a positioning mechanism, 301 is a positioning pin seat, 302 is a third spring, 303 is a positioning pin, 304 is a guide plate, 305 is a push rod, 306 is a push rod seat, 306 is an electromagnet, 308 is a fourth spring, 309 is a support rod, 310 is a third support frame 307, 311 is a support, 312 is a support plate, 313 is a guide post, and 4 is a metal band.
Detailed Description
The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. Unless otherwise specified, the technical means used in the examples are conventional means well known to those skilled in the art. The test methods in the following examples are conventional methods unless otherwise specified.
Example one
As shown in fig. 1, the metal strip flattening and feeding system for cold punching comprises a feeding mechanism 1, a flattening mechanism 2 and a positioning mechanism 3 which are arranged on a frame.
The feeding mechanism 1, the leveling mechanism 2 and the positioning mechanism 3 can be integrated or can be arranged separately, the frame is divided into a first support frame 101, a second support frame 201 and a third support frame 310 which are respectively used for supporting corresponding components on the feeding mechanism 1, the leveling mechanism 2 and the positioning mechanism 3, the feeding mechanism 1 and the leveling mechanism 2 are generally arranged close to an outlet of a stamping system, and the positioning mechanism 3 is arranged close to an inlet of the stamping system.
As shown in fig. 2, the feeding mechanism of the present invention comprises a variable speed motor 105, a lower feeding roller 101, an upper feeding roller 107 and a feeding pressing assembly, wherein the variable speed motor 105 is connected with the lower feeding roller 101 through a coupling 104, the lower feeding roller 101 and the upper feeding roller 107 are arranged on the rack in parallel through a bearing 102 and a bearing seat, the lower feeding roller 101 is engaged with the upper feeding roller 107, the bearing seat corresponding to the upper feeding roller 107 is a first sliding bearing seat 108, and the feeding pressing assembly is used for adjusting the engagement gap between the upper feeding roller 107 and the lower feeding roller 101. As shown in fig. 2, in one embodiment, the feeding and pressing assembly of the present invention is disposed at both ends of the upper feeding roller 107, and the pressing assembly includes a first pull rod 112, a first spring 109, a first pressing sleeve 110, a top plate 111, a first link 113, and a knurled screw 115; the first pull rods 112 are symmetrically arranged on one side of the first sliding bearing seat 108 of the upper feeding roller 107, a first spring 109 and a first pressing sleeve 110 are sleeved on each first pull rod 112, the lower end of each spring 109 is in contact with the first sliding bearing seat 108, the upper end of each spring 109 is in contact with the first pressing sleeve 110, a top plate 111 and a top first connecting rod 113 are fixed in the middle between the two symmetrical first pull rods 112, and a knurled screw 115 adjusts the meshing gap between the upper feeding roller 107 and the lower feeding roller 101 through the lower pressing top plate 111, the first spring 109 and the first sliding bearing seat 108. In a preferred embodiment, the first clamping sleeve 110 is cylindrical with a central through hole. In addition, the lower feeding roller 101 and the upper feeding roller 107 can be arranged in pairs according to the width and the thickness of the metal strip 4, 1-3 pairs are generally needed, and when a steel strip with the thickness of 12mm multiplied by 0.4mm is processed, the variable speed motor 105 is an SV-ML06-OR4G-2-1AO model servo motor of the INVT company.
In the feeding state, the variable speed motor 105 drives the lower feeding roller 101 and the upper feeding roller 107 to synchronously rotate through the coupler 104, so that feeding is realized. When the metal belt 4 is in a positioning state, the resistance exceeds the set range of the coupler 104, and the lower feeding roller 101 and the upper feeding roller 107 stop rotating to prevent the feeding rollers and the metal belt 4 from rubbing against each other to damage the metal belt 4; at the same time, the variable speed motor 105 is adjusted from a high speed to a low speed to prevent the two half shafts of the coupling 104 from being damaged due to violent relative rotation. The upper feeding roller 107 of the invention is installed on a first sliding bearing seat 108, the first sliding bearing seat 108 slides up and down in the chute of the frame, when a knurled screw 115 moves downwards, the top end of the knurled screw presses on a top plate 111, a first spring 109 contracts and presses the first sliding bearing seat 108 downwards, so that the meshing gap between the upper feeding roller 107 and the lower feeding roller 101 is reduced, and a metal belt 4 is pressed; when the knurled screw 115 is screwed upwards, the top end of the knurled screw is far away from the top plate 111, the first spring 109 relaxes, and the first sliding bearing seat 108 moves upwards, so that the meshing gap between the upper feeding roller 107 and the lower feeding roller 101 is increased, and the meshing gap is adjusted. Because the feeding compression assemblies are symmetrically arranged on the two sides of the upper feeding roller 107, the pressure of each feeding compression assembly can be respectively adjusted, and therefore the problem that the metal belt 4 deviates in the feeding process is solved.
As shown in fig. 3, the leveling mechanism of the present invention includes a plurality of lower leveling rollers 202, a plurality of upper leveling rollers 203, and a plurality of sets of leveling and pressing assemblies, wherein the lower leveling rollers 202 and the upper leveling rollers 203 are arranged on the frame in an up-and-down staggered manner through bearings and bearing seats, the bearing seat corresponding to each upper leveling roller 203 is a second sliding bearing seat, the second sliding bearing seat slides up and down in a chute of the frame, the two ends of each upper leveling roller 203 are symmetrically provided with the leveling and pressing assemblies, and the leveling and pressing assemblies are used for adjusting the leveling force of the lower leveling rollers 202 and the upper leveling rollers 203. As shown in fig. 3, in one embodiment, the flattening press assembly of the present invention is provided at one side of the upper flattening roller 203, and includes a second pull rod 207, a second press sleeve 208, and a second spring 209; the second pull rods 207 are symmetrically arranged on one side of each second sliding bearing seat, each second pull rod 207 is sleeved with a second pressing sleeve 208 and a second spring 209, one end of each second pressing sleeve 208 is in contact with the second sliding bearing seat, one end of each second pressing sleeve is in contact with the second spring 209, and the top of each second pull rod 207 presses the second spring 209 through a nut. In a preferred embodiment, the second clamping sleeve 208 of the present invention is T-shaped with an opening in the middle. In addition, the lower leveling roller 202 and the upper leveling roller 203 are arranged according to the leveling force, generally 7-22 leveling rollers are needed, further, because both ends of each upper leveling roller 203 are symmetrically provided with leveling hold-down components, the operation of adjusting the leveling hold-down components one by one is tedious, as shown in fig. 3, the sliding shaft seat side plates 204 can be fixed above the second sliding shaft seats on both sides, the second connecting rods 205 are fixed in the middle of the sliding shaft seat side plates 204 on both sides, the sliding shaft seat top plate 206 is fixed at the top, the second hold-down sleeves 208 are arranged on the threaded holes of the sliding shaft seat top plate 206, and the lower ends of the sliding shaft seat side plates 204 are supported on the second sliding shaft seats, so that 4 sets of symmetrical hold-down components can be arranged in front and back of the sliding shaft seat side plates 204 on both sides, and the leveling force at different positions of front and back and left and right can be respectively adjusted, so as to achieve the best leveling effect. Specifically, the horizontal portion of the second pressing sleeve 208 is rotated to move the second sliding bearing seat up and down to adjust the leveling force, the second sliding bearing seat moves up when the second spring 209 contracts, and the second sliding bearing seat is tightly attached to the second pressing sleeve 208.
As shown in fig. 4 and 5, the positioning mechanism 3 of the present invention includes a supporting plate 312, a positioning pin base 301, a positioning pin 303, an elastic supporting member and an elastic pressing member, wherein the positioning pin 303 is disposed at the center of the positioning pin base 301, the supporting plate 312 is fixed on the frame for placing the metal strip 4, the elastic supporting member is used for pushing the positioning pin 303 upwards to be inserted into the positioning hole of the metal strip 4, and the elastic pressing member is used for pushing the positioning pin base 301 downwards to withdraw the positioning pin 303 from the positioning hole of the metal strip 4.
As shown in fig. 4 and 5, in one embodiment, the elastic support assembly of the present invention is disposed below the positioning pin boss 301, the elastic support assembly includes a support 311, a guide post 313 and a third spring 302, the third spring 302 is sleeved on the guide post 313, one end of the third spring 302 is fixed to the support 311, and the other end is fixed to the positioning pin boss 301.
As shown in fig. 4 and 5, in one embodiment, the elastic pressing assembly of the present invention is disposed above the supporting plate 312, the elastic pressing assembly includes two push rods 305, a push rod seat 306 for fixing the push rods 305, an electromagnet fixing frame 307, a fourth spring 308 and a support rod 309, the support rod 309 is fixed on the frame, one end of the fourth spring 308 is fixed with the support rod 309, the other end is fixed with the electromagnet fixing frame 307, the electromagnet is placed on the electromagnet fixing frame 307, the upper end of the push rod seat 306 is fixed with the electromagnet fixing frame 307, one end of the push rod 305 is inserted into the push rod seat 306, and the other end faces the positioning pin seat 301.
As shown in fig. 4 and 5, in one embodiment, the support plate 312 of the present invention is provided with a guide plate 304, two guide holes are formed on two sides of the guide plate 304, a positioning pin hole is formed in the center of the guide plate, two push rods 305 are respectively inserted into the two guide holes, and a positioning pin 303 is inserted into the positioning pin hole.
When the elastic supporting assembly and the elastic pressing assembly work, positioning holes need to be punched in the metal belt 4 in advance, and in a feeding state, the ejector rod 305 pushes the positioning pin seat 301 downwards under the action of the electromagnet to enable the positioning pin 303 to move downwards so as to exit the positioning holes in the metal belt 4; in the positioning state, the electromagnet is powered off, the ejector rod 305 moves upwards under the action of the fourth spring 308, and the positioning pin 303 moves upwards under the action of the third spring 302, so that the positioning pin 303 is inserted into the positioning hole in the metal strip 4 to realize positioning.
The above-mentioned embodiments are merely preferred embodiments of the present invention, which are merely illustrative and not restrictive, and it should be understood that other embodiments may be easily made by those skilled in the art by replacing or changing the technical contents disclosed in the specification, and therefore, all changes and modifications that are made on the principle of the present invention should be included in the scope of the claims of the present invention.
Claims (8)
1. A metal strip leveling and feeding system for cold punching processing is characterized by comprising a feeding mechanism (1), a leveling mechanism (2) and a positioning mechanism (3), wherein the feeding mechanism, the leveling mechanism and the positioning mechanism are arranged on a rack; the feeding mechanism comprises a variable speed motor (105), a lower feeding roller (101), an upper feeding roller (107) and a feeding compression assembly, the variable speed motor (105) is connected with the lower feeding roller (101) through a coupler (104), the lower feeding roller (101) and the upper feeding roller (107) are arranged on the rack in parallel through a bearing (102) and a bearing seat, the lower feeding roller (101) is meshed with the upper feeding roller (107), the bearing seat corresponding to the upper feeding roller (107) is a first sliding bearing seat (108), and the feeding compression assembly is used for adjusting the meshing gap between the upper feeding roller (107) and the lower feeding roller (101);
the leveling mechanism comprises a plurality of lower leveling rollers (202), a plurality of upper leveling rollers (203) and a plurality of sets of leveling and pressing components, the lower leveling rollers (202) and the upper leveling rollers (203) are arranged on the rack in an up-and-down staggered mode through bearings and bearing seats, the bearing seat corresponding to each upper leveling roller (203) is a second sliding bearing seat, the two ends of each upper leveling roller (203) are symmetrically provided with the leveling and pressing components, and the leveling and pressing components are used for adjusting the leveling force of the lower leveling rollers (202) and the upper leveling rollers (203);
positioning mechanism (3) are including backup pad (312), locating pin seat (301), locating pin (303), elastic support subassembly and elasticity push down the subassembly, locating pin (303) set up at locating pin seat (301) center, backup pad (312) are fixed and are used for placing strap (4) in the frame, elastic support subassembly is used for upwards promoting locating pin (303) and inserts the locating hole on strap (4), the elasticity pushes down the subassembly and is used for pushing down locating pin seat (301) and makes locating pin (303) withdraw from the locating hole on strap (4).
2. The metal strip flattening and feeding system for cold punching processing as claimed in claim 1, wherein the feeding and pressing assemblies are arranged at two ends of the upper feeding roller (107), and each pressing assembly comprises a first pull rod (112), a first spring (109), a first pressing sleeve (110), a top plate (111), a first connecting rod (113) and a knurled screw (115); first pull rod (112) symmetry sets up in first sliding bearing seat (108) one side of last feed roll (107), and every first pull rod (112) is gone up the cover and is established first spring (109) and first compressing tightly cover (110), and every spring (109) lower extreme contact first sliding bearing seat (108), upper end contact first compressing tightly cover (110), and fixed roof (111) in middle part, first connecting rod (113) are fixed at the top between two first pull rods (112) of symmetry, annular knurl screw (115) are through pushing down roof (111), first spring (109) and first sliding bearing seat (108) adjust the meshing clearance of last feed roll (107) and lower feed roll (101).
3. The metal strip flattening and feeding system for cold punching according to claim 2, wherein said first pressing sleeve (110) is cylindrical with a through hole in the middle.
4. The metal strip flattening feed system for cold stamping according to claim 1, wherein the flattening pressing assembly is provided on the upper flattening roller (203) side, and includes a second pull rod (207), a second pressing sleeve (208), and a second spring (209); the second pull rod (207) is symmetrically arranged on one side of each second sliding bearing seat, a second pressing sleeve (208) and a second spring (209) are sleeved on each second pull rod (207), one end of the second pressing sleeve (208) is in contact with the second sliding bearing seat, one end of the second pressing sleeve is in contact with the second spring (209), and the top of the second pull rod (207) presses the second spring (209) through a nut.
5. The flattening feeder system for a metal strip for cold punching according to claim 4, characterized in that said second pressing sleeve (208) has a T-shape with a central opening in cross section.
6. The metal strip flattening and feeding system for cold punching processing as claimed in claim 1, wherein the elastic support component is disposed below the positioning pin seat (301), the elastic support component comprises a support seat (311), a guide post (313) and a third spring (302), the third spring (302) is sleeved on the guide post (313), one end of the third spring (302) is fixed with the support seat (311), and the other end of the third spring is fixed with the positioning pin seat (301).
7. The metal strip flattening and feeding system for cold punching processing according to claim 1, wherein the elastic pressing assembly is arranged above the supporting plate (312), the elastic pressing assembly comprises two top rods (305), a top rod seat (306) for fixing the top rods (305), an electromagnet fixing frame (307), a fourth spring (308) and a supporting rod (309), the supporting rod (309) is fixed on the frame, one end of the fourth spring (308) is fixed with the supporting rod (309), the other end of the fourth spring is fixed with the electromagnet fixing frame (307), the electromagnet is placed on the electromagnet fixing frame (307), the upper end of the top rod seat (306) is fixed with the electromagnet fixing frame (307), one end of each top rod (305) is inserted into the top rod seat (306), and the other end of each top rod (305) faces the positioning pin seat (301).
8. The metal strip flattening and feeding system for cold punching according to claim 7, wherein a guide plate (304) is provided on the support plate (312), two guide holes are provided on both sides of the guide plate (304), a positioning pin hole is provided in the center of the guide plate, two push rods (305) are inserted into the two guide holes, respectively, and a positioning pin (303) is inserted into the positioning pin hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210466349.9A CN114833265A (en) | 2022-04-29 | 2022-04-29 | Metal strip leveling and feeding system for cold punching processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210466349.9A CN114833265A (en) | 2022-04-29 | 2022-04-29 | Metal strip leveling and feeding system for cold punching processing |
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| CN114833265A true CN114833265A (en) | 2022-08-02 |
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| CN202210466349.9A Pending CN114833265A (en) | 2022-04-29 | 2022-04-29 | Metal strip leveling and feeding system for cold punching processing |
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Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09206832A (en) * | 1996-01-29 | 1997-08-12 | Aida Eng Ltd | Leveler |
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| CN213671430U (en) * | 2020-09-24 | 2021-07-13 | 中国第一汽车股份有限公司 | Novel stamping die positioning structure |
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| CN214367119U (en) * | 2021-01-18 | 2021-10-08 | 长春三友汽车部件制造有限公司 | Telescopic positioning pin |
| CN214556667U (en) * | 2020-11-10 | 2021-11-02 | 上海钜荣精密五金制品有限公司 | Continuous feeding device for hardware product production |
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| CN215032476U (en) * | 2021-06-08 | 2021-12-07 | 武汉佳鸿鑫金属制品制造有限公司 | Leveling machine is corrected to metal sheet |
| CN215199264U (en) * | 2021-03-24 | 2021-12-17 | 苏州万喜达精密钢带有限公司 | Stamping die convenient to dismantle |
| CN215941293U (en) * | 2021-09-26 | 2022-03-04 | 江苏富松模具科技有限公司 | Initial feeding positioning mechanism convenient to produce |
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| CN102319770A (en) * | 2011-10-14 | 2012-01-18 | 无锡相川铁龙电子有限公司 | Flattening and feeding integrated machine |
| KR101710124B1 (en) * | 2015-10-28 | 2017-02-28 | 주식회사 넥스플러스 | Leveling apparatus |
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| CN209077556U (en) * | 2018-09-18 | 2019-07-09 | 芜湖市夯福机械模具有限公司 | A kind of limit punching die |
| CN210253654U (en) * | 2019-05-31 | 2020-04-07 | 昆山优速力机械制造有限公司 | Leveling feeder |
| CN110421078A (en) * | 2019-08-30 | 2019-11-08 | 无锡飞万刀具有限公司 | Elastic cylindrical pin mounting device |
| CN211191471U (en) * | 2019-11-22 | 2020-08-07 | 湖南迪凯精密制造有限公司 | Sheet metal component punching press front material piece flattening material feeding unit |
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| CN214556667U (en) * | 2020-11-10 | 2021-11-02 | 上海钜荣精密五金制品有限公司 | Continuous feeding device for hardware product production |
| CN214184690U (en) * | 2020-11-29 | 2021-09-14 | 李帅朋 | High-efficient adjustable panel evener |
| CN213944633U (en) * | 2020-12-16 | 2021-08-13 | 上海交通大学重庆研究院 | Plate forming die and plate forming positioning device |
| CN214367119U (en) * | 2021-01-18 | 2021-10-08 | 长春三友汽车部件制造有限公司 | Telescopic positioning pin |
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| CN214719534U (en) * | 2021-04-25 | 2021-11-16 | 广东省茂鑫机械设备有限公司 | Precise lifting type feeding and leveling two-in-one equipment |
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