CN219357545U - Punching machine with adjustable punching lower limit position - Google Patents
Punching machine with adjustable punching lower limit position Download PDFInfo
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- CN219357545U CN219357545U CN202320186578.5U CN202320186578U CN219357545U CN 219357545 U CN219357545 U CN 219357545U CN 202320186578 U CN202320186578 U CN 202320186578U CN 219357545 U CN219357545 U CN 219357545U
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- connecting rod
- adjusting
- clamping block
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- head
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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 utility model relates to the technical field of stamping and discloses a stamping machine with an adjustable stamping lower limit position, which comprises a frame, wherein a crankshaft is rotationally connected to the frame, a connecting rod seat is rotationally connected to the crankshaft, a threaded adjusting sleeve is fixed at the lower end of the connecting rod seat, a ball head connecting rod is screwed on the threaded adjusting sleeve, a ball head at the lower end of the ball head connecting rod is clamped in the adjusting seat, the adjusting seat is inserted in a stamping head, and the stamping head is slidingly connected to the frame; the stamping head is provided with an adjusting mechanism for driving the adjusting seat to rotate. The ball connecting rod is in threaded connection with the threaded adjusting pipe fixed on the connecting rod seat, the height of the ball connecting rod can be adjusted by rotating the ball connecting rod, the stamping lower limit position of the stamping head is realized by adjusting the height of the ball connecting rod, and the inconvenience and the limitation of different adjustment of the stamping head lower limit position in daily use of the stamping machine are solved.
Description
Technical Field
The utility model relates to the technical field of stamping, in particular to a stamping machine with an adjustable stamping lower limit position.
Background
The stamping machine drives the flywheel through the motor, and drives the crankshaft connecting rod mechanism through the clutch, so that the sliding block moves up and down, the lower end of the connecting rod is connected with a stamping head, a stretching die is fixed on the stamping head, and the stretching die moves up and down to finish the forming work of the steel plate. Because the crankshaft rotates in a proper state, the amplitude of the upward and downward movement of the connecting rod is certain, so that the lowest position of the downward movement of the stamping head is also certain; the lower limit position of the stamping head cannot be adjusted, and the stamping machine is inconvenient in daily use, for example, the height of the wire drawing die needs to be adjusted, so that better stamping work on the workpiece can be completed.
Disclosure of Invention
The utility model aims to provide a punching machine with an adjustable punching lower limit position, which is in threaded connection with a threaded adjusting pipe fixed on a connecting rod seat through a ball connecting rod, the height of the ball connecting rod can be adjusted by rotating the ball connecting rod, the punching lower limit position of a punching head is realized by adjusting the height of the ball connecting rod, and the inconvenience and the limitation of different adjustment of the punching lower limit position of the punching machine in daily use of the punching machine are solved;
the adjusting seat is driven to rotate by the adjusting mechanism, and the adjusting seat drives the ball connecting rod to rotate, so that the adjusting work of the ball connecting rod can be facilitated; and the coarse adjustment gear and the fine adjustment gear are arranged, so that the height position of the ball head connecting rod can be conveniently subjected to coarse adjustment and fine adjustment.
The technical aim of the utility model is realized by the following technical scheme:
the punching machine with the adjustable punching lower limit position comprises a frame, wherein a crankshaft is rotationally connected to the frame, a connecting rod seat is rotationally connected to the crankshaft, a threaded adjusting sleeve is fixed at the lower end of the connecting rod seat, a ball head connecting rod is screwed on the threaded adjusting sleeve, a ball head at the lower end of the ball head connecting rod is clamped in the adjusting seat, the adjusting seat is inserted in a punching head, and the punching head is slidingly connected to the frame; the stamping head is provided with an adjusting mechanism for driving the adjusting seat to rotate.
Through above-mentioned technical scheme, rotate the bulb connecting rod, the upper end screw thread of bulb connecting rod and the inner wall screw thread of screw thread adjusting collar coact can drive the bulb connecting rod and shift up or move down, the bulb connecting rod passes through the adjusting seat and drives the punching press head and shift up or move down one end distance, the bent axle rotates and drive the connecting rod seat and reciprocate, the connecting rod passes through the screw thread adjusting collar and drives the bulb connecting rod and reciprocate, the bulb connecting rod passes through the adjusting seat and drives the punching press head and reciprocate, the bent axle drives the range that the bulb connecting rod reciprocated inconvenient, but through the height position adjustable punching press head of adjusting the bulb connecting rod relative frame down to the restriction of minimum position, thereby adjust the punching press lower limit stroke of punching press head.
The utility model is further arranged to: the stamping head is formed with a first step hole with an opening at the upper side;
the adjusting seat comprises an upper clamping block and a lower clamping block which are in a revolving body shape, and a ball head of the ball head connecting rod is clamped between ball socket holes of the upper clamping block and the lower clamping block; a rectangular groove is formed in the side wall of the ball socket hole of the upper clamping block, a short pin is sleeved in the rectangular groove, and one end of the short pin is inserted into the ball head of the ball head connecting rod;
the lower clamping block is inserted and sleeved in a second step hole of the column base, the step surface of the lower clamping block is pressed against a limiting ring positioned on the upper side of the lower clamping block, and the limiting ring is fixed in a big end hole of the second step hole;
the column base is inserted and sleeved in the small end part of the first step hole, and the outer diameter of the column base is in clearance fit with the inner diameter of the small end part of the first step hole;
the step surface of the upper clamping block is pressed against a limiting cover positioned on the upper side of the upper clamping block, and the limiting cover is fixed in the large end part of the first step hole.
Through the technical scheme, the ball head of the ball head connecting rod can freely rotate between the upper clamping block and the lower clamping block, and the ball head of the ball head connecting rod can only rotate in a specific angle between the upper clamping block and the lower clamping block under the limit of the short pin.
The utility model is further arranged to: a gap is reserved between the lower end of the lower clamping block and the bottom surface of the second step hole;
a sealing ring is sleeved on the outer wall of the lower end of the lower clamping block and is pressed against the step surface of the second step hole;
the cavity enclosed by the lower clamping block, the sealing ring and the second step hole is filled with hydraulic oil, an oil hole is formed in the side wall of the cavity, and the oil hole is connected with a pumping oil pipe.
Through above-mentioned technical scheme, pack full hydraulic oil between lower grip block and the pylon, hydraulic oil can play a cushioning effect, can reduce the wearing and tearing of lower grip block, also can prevent the harm to punching machine each part under maloperation, the abnormal operation.
The utility model is further arranged to: the adjusting mechanism comprises a large gear fixed on the upper clamping block, the large gear is meshed with a rough adjusting gear, a gear shaft is integrally formed on the rough adjusting gear, and a square head is formed at the upper extending end of the gear shaft penetrating through the cover.
Through above-mentioned technical scheme, through square head rotation gear shaft, gear shaft drive coarse adjustment gear rotates, and coarse adjustment gear drives the gear wheel and rotates, and the gear wheel drives the grip block and rotates, goes up the grip block and drives the bulb connecting rod through the short round pin and rotate, and the bulb connecting rod can reciprocate in the screw thread adjusting sleeve to adjust the height of bulb connecting rod, thereby adjust the punching press lower limit stroke of punching press head.
The utility model is further arranged to: the adjusting mechanism further comprises a fine adjusting gear meshed with the coarse adjusting gear, the fine adjusting gear is fixed at the lower end of the adjusting shaft, the upper end of the adjusting shaft is inserted into the cover, and a straight groove is formed in the upper end of the adjusting shaft.
Through above-mentioned technical scheme, drive the regulating spindle through the straight line groove and rotate, the regulating spindle drives fine setting gear and rotates, and fine setting gear drives coarse setting gear and rotates, and coarse setting gear drives the gear wheel and rotates, and the gear wheel drives the grip block and rotates, goes up the grip block and drives the bulb connecting rod through the short round pin and rotate, and the bulb connecting rod can reciprocate in the screw thread adjusting sleeve to adjust the height of bulb connecting rod, thereby adjust the punching press lower spacing stroke of punching press head.
The coarse adjustment gear can perform coarse adjustment on the upper and lower height positions of the ball head connecting rod, and the fine adjustment gear can perform fine adjustment on the upper and lower height positions of the ball head connecting rod.
The utility model is further arranged to: the short pin is provided with a threaded through hole which axially penetrates through.
Through the technical scheme, the screw is screwed with the screw through the threaded through hole, so that the short pin is conveniently propped away from the ball connecting rod, and the maintenance and repair work of the later-stage punching machine is facilitated.
The utility model has the outstanding effects that:
the ball connecting rod is in threaded connection with a threaded adjusting pipe fixed on the connecting rod seat, the height of the ball connecting rod can be adjusted by rotating the ball connecting rod, the stamping lower limit position of the stamping head is realized by adjusting the height of the ball connecting rod, and the inconvenience and the limitation of different adjustment of the stamping lower limit position of the stamping head in daily use of the stamping machine are solved;
the adjusting seat is driven to rotate by the adjusting mechanism, and the adjusting seat drives the ball connecting rod to rotate, so that the adjusting work of the ball connecting rod can be facilitated; and the coarse adjustment gear and the fine adjustment gear are arranged, so that the height position of the ball head connecting rod can be conveniently subjected to coarse adjustment and fine adjustment.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a cross-sectional view of FIG. 1 taken about A-A;
FIG. 3 is an enlarged view of a portion of FIG. 2 about B;
FIG. 4 is a cross-sectional view of FIG. 3 about C-C;
fig. 5 is a cross-sectional view of fig. 3 with respect to D-D.
Reference numerals: 10. A frame;
20. a crankshaft; 21. A connecting rod seat; 22. a thread adjusting sleeve; 23. a ball head connecting rod; 24. adjusting; 25. punching heads; 251. a first stepped hole;
241. an upper clamping block; 242. a lower clamping block; 243. a short pin; 244. a pylon; 2411. a second stepped hole; 245. a limit circular ring; 246. a limit cover; 247. a seal ring; 248. hydraulic oil; 249. a pump oil pipe;
2411. rectangular groove
30. An adjusting mechanism; 301. a large gear; 302. a rough adjustment gear; 3021. a gear shaft; 303. a cover; 3022. a square head; 304. fine tuning the gear; 305. an adjusting shaft; 3051. a straight slot;
40. a driving mechanism; 401. expanding sleeve; 4011. a step plug; 4012. taper holes; 4013. an open slot; 402. a connection sleeve; 403. a first synchronous pulley; 404. a synchronous belt; 405. a second synchronous pulley; 406. a servo motor; 407. a movable seat; 408. a guide rail; 409. a pull rod; 410. expanding the core; 411. a first telescopic cylinder; 412. a first cylinder bracket; 413. a second telescopic cylinder; 414. a second bracket;
50. positioning a supporting block; 501. an arc surface; 502. a positioning groove; 51. a double-rod cylinder;
90. a brake inner hub; 901. a central bore; 902. a protrusion; 903. punching the hole.
Detailed Description
The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.
The utility model is described below with reference to fig. 1 to 5:
the utility model provides a punching machine of punching press lower extreme position adjustable, includes frame 10, its characterized in that: the machine frame 10 is rotatably connected with a crankshaft 20, the crankshaft 20 is rotatably connected with a connecting rod seat 21, the lower end of the connecting rod seat 21 is fixedly provided with a threaded adjusting sleeve 22, a ball head connecting rod 23 is screwed on the threaded adjusting sleeve 22, the ball head at the lower end of the ball head connecting rod 23 is clamped in an adjusting seat 24, the adjusting seat 24 is inserted in a punching head 25, and the punching head 25 is slidably connected to the machine frame 10; the punch 25 is provided with an adjusting mechanism 30 for driving the adjusting seat 24 to rotate.
The ball connecting rod is rotated, the joint action of the upper end screw thread of the ball connecting rod and the inner wall screw thread of the screw thread adjusting sleeve can drive the ball connecting rod to move upwards or downwards, the ball connecting rod drives the punching head to move upwards or downwards by one end distance through the adjusting seat, the crankshaft rotates to drive the connecting rod seat to move upwards and downwards, the connecting rod seat drives the ball connecting rod to move upwards and downwards through the screw thread adjusting sleeve, the ball connecting rod drives the punching head to move upwards and downwards through the adjusting seat, the crankshaft drives the ball connecting rod to move upwards and downwards, but the limit of the punching head to the lowest position is adjusted by adjusting the height position of the ball connecting rod relative to the frame, so that the punching lower limit stroke of the punching head is adjusted.
The punch 25 is formed with a first stepped hole 251 having an upper side opening;
the adjusting seat 24 comprises an upper clamping block 241 and a lower clamping block 242 which are in a revolving body shape, and a ball of the ball connecting rod 23 is clamped between ball socket holes of the upper clamping block 241 and the lower clamping block 242; a rectangular groove 2411 is formed on the side wall of the ball socket hole of the upper clamping block 241, a short pin 243 is sleeved in the rectangular groove 2411, and one end of the short pin 243 is inserted into the ball of the ball connecting rod 23;
the lower clamping block 242 is inserted into the second step hole 2441 of the post 244, the step surface of the lower clamping block 242 is pressed against the limit circular ring 245 positioned on the upper side of the lower clamping block 242, and the limit circular ring 245 is fixed in the big end hole of the second step hole 2441;
the post 244 is inserted in the small end of the first step hole 251, and the outer diameter of the post 244 is in clearance fit with the inner diameter of the small end of the first step hole 251;
the stepped surface of the upper clamping block 241 is pressed against the stopper cover 246 located at the upper side thereof, and the stopper cover 246 is fixed in the large end portion of the first stepped hole 251.
Through the above technical scheme, the ball of the ball connecting rod can freely rotate between the upper clamping block 241 and the lower clamping block 242, and the ball of the ball connecting rod can only rotate within a specific angle between the upper clamping block 241 and the lower clamping block 242 due to the limitation of the short pin.
A gap is reserved between the lower end of the lower clamping block 242 and the bottom surface of the second step hole 2441;
a sealing ring 247 is sleeved on the outer wall of the lower end of the lower clamping block 242, and the sealing ring 247 is pressed against the step surface of the second step hole 2441;
the cavity 2400 surrounded by the lower clamping block 242, the sealing ring 247 and the second step hole 2441 is filled with hydraulic oil 248, an oil hole 2442 is formed on the side wall of the cavity 2400, and the oil hole 2442 is connected with an oil pumping pipe 249.
Through above-mentioned technical scheme, pack full hydraulic oil between lower grip block and the pylon, hydraulic oil can play a cushioning effect, can reduce the wearing and tearing of lower grip block, also can prevent the harm to punching machine each part under maloperation, the abnormal operation.
The adjusting mechanism 30 comprises a large gear 301 fixed on the upper clamping block 241, the large gear 301 is meshed with a rough adjusting gear 302, a gear shaft 3021 is integrally formed on the rough adjusting gear 302, and a square head 3022 is formed on the gear shaft 3021 penetrating through the upper extending end of the cover 303.
The gear shaft is rotated through the square head, the gear shaft drives the rough adjustment gear to rotate, the rough adjustment gear drives the large gear to rotate, the large gear drives the upper clamping block to rotate, the upper clamping block drives the ball head connecting rod to rotate through the short pin, and the ball head connecting rod can move up or down in the threaded adjusting sleeve, so that the height of the ball head connecting rod is adjusted, and the stamping lower limit stroke of the stamping head is adjusted.
The adjusting mechanism 30 further comprises a fine adjusting gear 304 meshed with the coarse adjusting gear 302, the fine adjusting gear 304 is fixed at the lower end of the adjusting shaft 305, the upper end of the adjusting shaft 305 is inserted into the cover 303, and a straight groove 3051 is formed at the upper end of the adjusting shaft 305.
The adjusting shaft is driven to rotate through the straight slot, the adjusting shaft drives the fine adjusting gear to rotate, the fine adjusting gear drives the coarse adjusting gear to rotate, the coarse adjusting gear drives the large gear to rotate, the large gear drives the upper clamping block to rotate, the upper clamping block drives the ball head connecting rod to rotate through the short pin, and the ball head connecting rod can move up or down in the threaded adjusting sleeve, so that the height of the ball head connecting rod is adjusted, and the stamping lower limit stroke of the stamping head is adjusted.
The coarse adjustment gear can perform coarse adjustment on the upper and lower height positions of the ball head connecting rod, and the fine adjustment gear can perform fine adjustment on the upper and lower height positions of the ball head connecting rod.
The short pin 243 is formed with a threaded through hole 2431 passing through the pin axially.
The screw is connected with the screw through the screw hole, so that the short pin can be conveniently propped away from the ball connecting rod, and the maintenance work of the later-stage punching machine can be facilitated.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.
Claims (6)
1. The utility model provides a punching machine of punching press lower extreme position adjustable, includes frame (10), its characterized in that: the machine frame (10) is rotationally connected with a crankshaft (20), the crankshaft (20) is rotationally connected with a connecting rod seat (21), the lower end of the connecting rod seat (21) is fixedly provided with a threaded adjusting sleeve (22), a ball head connecting rod (23) is screwed on the threaded adjusting sleeve (22), the ball head at the lower end of the ball head connecting rod (23) is clamped in an adjusting seat (24), the adjusting seat (24) is inserted in a stamping head (25), and the stamping head (25) is slidably connected on the machine frame (10); the stamping head (25) is provided with an adjusting mechanism (30) for driving the adjusting seat (24) to rotate.
2. The press of claim 1, wherein the press lower limit position is adjustable, and wherein: the punching head (25) is formed with a first step hole (251) with an upper side opening;
the adjusting seat (24) comprises an upper clamping block (241) and a lower clamping block (242) which are in a revolving body shape, and a ball head of the ball head connecting rod (23) is clamped between ball socket holes of the upper clamping block (241) and the lower clamping block (242); a rectangular groove (2411) is formed in the side wall of the ball socket hole of the upper clamping block (241), a short pin (243) is sleeved in the rectangular groove (2411), and one end of the short pin (243) is inserted into the ball of the ball connecting rod (23);
the lower clamping block (242) is inserted into a second step hole (2441) of the column base (244), the step surface of the lower clamping block (242) is pressed against a limit circular ring (245) positioned on the upper side of the lower clamping block, and the limit circular ring (245) is fixed in a big end hole of the second step hole (2441);
the pylon (244) is inserted into the small end part of the first step hole (251) and the outer diameter of the pylon (244) is in clearance fit with the inner diameter of the small end part of the first step hole (251);
the step surface of the upper clamping block (241) is pressed against a limit cover (246) positioned on the upper side of the upper clamping block, and the limit cover (246) is fixed in the large end part of the first step hole (251).
3. A press with an adjustable press lower limit position according to claim 2, characterized in that: a gap is reserved between the lower end of the lower clamping block (242) and the bottom surface of the second step hole (2441);
a sealing ring (247) is sleeved on the outer wall of the lower end of the lower clamping block (242), and the sealing ring (247) is pressed against the step surface of the second step hole (2441);
the cavity (2400) surrounded by the lower clamping block (242), the sealing ring (247) and the second step hole (2441) is filled with hydraulic oil (248), an oil hole (2442) is formed in the side wall of the cavity (2400), and the oil hole (2442) is connected with an oil pumping pipe (249).
4. A press with an adjustable press lower limit position according to claim 2, characterized in that: the adjusting mechanism (30) comprises a large gear (301) fixed on the upper clamping block (241), the large gear (301) is meshed with a rough adjusting gear (302), a gear shaft (3021) is integrally formed on the rough adjusting gear (302), and a square head (3022) is formed at the upper extending end of the gear shaft (3021) penetrating through the cover (303).
5. The adjustable press of claim 4, wherein: the adjusting mechanism (30) further comprises a fine adjusting gear (304) meshed with the coarse adjusting gear (302), the fine adjusting gear (304) is fixed at the lower end of the adjusting shaft (305), the upper end of the adjusting shaft (305) is inserted and sleeved in the cover (303), and a straight groove (3051) is formed in the upper end of the adjusting shaft (305).
6. A press with an adjustable press lower limit position according to claim 2, characterized in that: the short pin (243) is provided with a threaded through hole (2431) which axially penetrates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320186578.5U CN219357545U (en) | 2023-02-03 | 2023-02-03 | Punching machine with adjustable punching lower limit position |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320186578.5U CN219357545U (en) | 2023-02-03 | 2023-02-03 | Punching machine with adjustable punching lower limit position |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219357545U true CN219357545U (en) | 2023-07-18 |
Family
ID=87145590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320186578.5U Active CN219357545U (en) | 2023-02-03 | 2023-02-03 | Punching machine with adjustable punching lower limit position |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219357545U (en) |
-
2023
- 2023-02-03 CN CN202320186578.5U patent/CN219357545U/en active Active
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