CN213056144U - Press machine pull rod fastening device - Google Patents
Press machine pull rod fastening device Download PDFInfo
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- CN213056144U CN213056144U CN202021359417.4U CN202021359417U CN213056144U CN 213056144 U CN213056144 U CN 213056144U CN 202021359417 U CN202021359417 U CN 202021359417U CN 213056144 U CN213056144 U CN 213056144U
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- pull rod
- screw
- rod
- groove
- fixedly connected
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Abstract
The utility model relates to the technical field of mechanical equipment, and a press pull rod fastener is disclosed, including gyration dish and pull rod, install the inner skleeve in the gyration dish, the one end fixedly connected with fixing base of inner skleeve is kept away from to the gyration dish, the fixed slot has been seted up to the fixing base upper end, the movable groove has been seted up to fixed slot tank bottom symmetry, sliding connection has the movable block in the movable groove, be equipped with the screw hole in the movable block, two it is connected with first screw rod, two to rotate through four first bearings on the cell wall that the movable groove is in opposite directions the symmetry is equipped with opposite direction's screw thread on the first screw rod wall in the movable groove, the movable block passes through screw hole threaded connection on first screw rod. The utility model discloses can fix the pull rod of different diameters, be convenient for enlarge the application range of press, can satisfy user's use needs, and the installation of pull rod is comparatively simple and convenient with the dismantlement.
Description
Technical Field
The utility model relates to the technical field of mechanical equipment, especially, relate to a press pull rod fastener.
Background
The press (including a punch press and a hydraulic press) is a universal press with an exquisite structure. The metal is processed into parts by applying a strong pressure to the metal blank to cause plastic deformation and fracture of the metal. At present, when a lock nut at the bottom of a pull rod or a round upright post of a hydraulic machine is installed, most of assembling workers place the lock nut on a fixed plane, a crane lifts the pull rod or the round upright post, and after threads are centered manually, the lock nut is screwed by means of the rotating force and the supporting force of the workers and the coupling force of the threads. The conventional pull rod fastening device fastens and fixes the pull rod by utilizing threads or locking nuts, cannot fix pull rods with different diameters, is inconvenient for use of a press machine, and cannot meet the use requirements of users.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the pull rod fastening device in the prior art utilizes screw thread or lock nut to fasten the pull rod fixedly, can not fix the pull rod of different diameters, can not satisfy the user and use the needs, and the press pull rod fastening device who proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a press machine pull rod fastening device comprises a rotary disc and a pull rod, wherein an inner sleeve is installed in the rotary disc, one end of the rotary disc, far away from the inner sleeve, is fixedly connected with a fixed seat, the upper end of the fixed seat is provided with a fixed groove, the bottom of the fixed groove is symmetrically provided with movable grooves, the movable grooves are connected with movable blocks in a sliding manner, the movable blocks are internally provided with threaded holes, two opposite groove walls of the movable grooves are rotatably connected with first screw rods through four first bearings, the walls of the first screw rods in the two movable grooves are symmetrically provided with threads in opposite directions, the movable blocks are connected on the first screw rods through threaded holes in a threaded manner, two ends of each first screw rod penetrate through the corresponding first bearings and extend outwards, a rotating handle is fixedly connected with each first screw rod, the upper end of each movable block penetrates through the notch of the corresponding movable groove and extends inwards to the fixed, the arc-shaped clamping plate is characterized in that the inner arc-shaped side wall of the arc-shaped clamping plate is symmetrically and fixedly connected with inserting rods, slots matched with the inserting rods are formed in the pull rod wall, and one ends, far away from the arc-shaped clamping plate, of the inserting rods penetrate through corresponding slot notches and extend into the slots.
Preferably, the fixed slot cell wall is last to have seted up and to have accomodate the groove, it has the screw sleeve to accomodate inslot sliding connection, it is connected with the second screw rod to accomodate the groove tank bottom through the second bearing rotation, the one end that the pull rod was kept away from to the second screw rod passes the second bearing and outwards extends, screw sleeve threaded connection is on the second screw rod, screw sleeve's one end fixed connection is on arc splint, equal fixed the having cup jointed sprocket on second screw rod and the first screw rod wall, homonymy two the sprocket passes through chain drive and connects, two be equipped with opposite direction's screw thread on the second screw rod wall.
Preferably, the bottom of the fixed groove is fixedly connected with a positioning block, the bottom end of the pull rod is provided with a positioning groove, and the positioning block is connected with the positioning groove in a sliding manner.
Preferably, a reinforcing rib is fixedly connected between the arc-shaped clamping plate and the movable block, and the cross section of the reinforcing rib is in a shape of a right triangle.
Preferably, the groove wall of the fixing groove is symmetrically provided with sliding grooves, one side of the arc-shaped clamping plate, which is far away from the pull rod, is fixedly connected with a sliding rod, and the sliding rod is in sliding connection with the sliding grooves.
Preferably, a plurality of connecting holes are formed in the bottom of the inner sleeve, and a fixing ring is fixedly sleeved on the wall of the pull rod.
Compared with the prior art, the utility model provides a press pull rod fastener possesses following beneficial effect:
1. this press pull rod fastener, through setting up the gyration dish, the pull rod, the inner skleeve, a fixed base, the fixed slot, the activity groove, the movable block, first screw rod, rotatory handle, the arc splint, inserted bar and slot, when needs are installed the pull rod and are fixed, the rotatory handle of reversal, drive first screw rod reversal, make the interval increase of two arc splint, can put into the pull rod of different diameters, also can take out the pull rod from between two arc splint, the pull rod is arranged in between two arc splint after, the first screw rod of corotation, make two arc splint press from both sides the pull rod tightly, and in the slot that the inserted bar got into to correspond, it is fixed with fixed base and gyration dish to be fixed with the pull rod, can fix the pull rod of different diameters, be convenient for enlarge the application range of press, can satisfy user's operation needs, and the installation and the dismantlement.
2. This press pull rod fastener accomodates groove, second screw rod, sprocket and screw sleeve through the setting, in fixed pull rod, first screw rod corotation, because the effect of sprocket and chain for two second screw rods are also rotatory, drive two screw sleeves and do the opposite motion, promote the arc splint motion simultaneously, make the arc splint motion more steady, and two arc splint are even to the pull rod atress, make the fixed of pull rod more firm.
The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can fix the pull rod of different diameters, be convenient for enlarge the application range of press, can satisfy user's operation needs, and the installation of pull rod is comparatively simple and convenient with the dismantlement.
Drawings
Fig. 1 is a schematic structural view of a press machine pull rod fastening device provided by the present invention;
fig. 2 is a schematic view of a connection structure between a fixing seat and a pull rod of a press pull rod fastening device provided by the present invention.
In the figure: the device comprises a rotary disc 1, a pull rod 2, an inner sleeve 3, a fixed seat 4, a fixed groove 5, a movable groove 6, a movable block 7, a first screw rod 8, a rotary handle 9, an arc-shaped clamping plate 10, an inserted rod 11, a slot 12, a slot 13 accommodating groove, a second screw rod 14, a chain wheel 15, a positioning block 16, a positioning groove 17, a reinforcing rib 18, a sliding groove 19, a sliding rod 20, a fixed ring 21 and a threaded sleeve 22.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-2, a press machine pull rod fastening device comprises a rotary disc 1 and a pull rod 2, an inner sleeve 3 is installed in the rotary disc 1, one end of the rotary disc 1 far away from the inner sleeve 3 is fixedly connected with a fixed seat 4, the upper end of the fixed seat 4 is provided with a fixed groove 5, the bottoms of the fixed grooves 5 are symmetrically provided with movable grooves 6, the movable grooves 6 are connected with movable blocks 7 in a sliding manner, the movable blocks 7 are internally provided with threaded holes, the opposite groove walls of the two movable grooves 6 are rotatably connected with first screw rods 8 through four first bearings, the rod walls of the first screw rods 8 in the two movable grooves 6 are symmetrically provided with threads in opposite directions, the movable blocks 7 are connected with the first screw rods 8 through the threaded holes in a threaded manner, the two ends of the first screw rods 8 penetrate through the corresponding first bearings and extend outwards and are both fixedly connected with rotating handles 9, the upper ends of the movable blocks 7 penetrate, and fixedly connected with the arc splint 10, the inner arc side wall of the arc splint 10 is symmetrically and fixedly connected with the inserted bar 11, the wall of the pull rod 2 is provided with a slot 12 matched with the inserted bar 11, one end of the inserted bar 11 far away from the arc splint 10 passes through the corresponding slot 12 notch and extends into the slot 12, when the pull rod 2 needs to be installed and fixed, the handle 9 is rotated reversely to drive the first screw 8 to rotate reversely, the two movable blocks 7 move back and forth due to the threads in opposite directions on the first screw 8, the movable blocks 7 drive the arc splint 10 to move, so that the distance between the two arc splints 10 is increased, the pull rod 2 with different diameters can be put in, the pull rod 2 can also be taken out from between the two arc splints 10, after the pull rod 2 is arranged between the two arc splints 10, the first screw 8 is rotated forward to drive the two movable blocks 7 and the two arc splints 10 to move oppositely, make two arc splint 10 press from both sides pull rod 2 tightly to in the inserted bar 11 gets into the slot 12 that corresponds, fixed pull rod 2 and fixing base 4 and gyration dish 1, can fix the pull rod 2 of different diameters, be convenient for enlarge the application range of press, can satisfy user's use needs, and pull rod 2's installation and dismantlement are comparatively simple and convenient.
The groove wall of the fixing groove 5 is provided with a containing groove 13, the containing groove 13 is connected with a threaded sleeve 22 in a sliding manner, the bottom of the containing groove 13 is rotatably connected with a second screw 14 through a second bearing, one end of the second screw 14 far away from the pull rod 2 penetrates through the second bearing and extends outwards, the threaded sleeve 22 is connected with the second screw 14 in a threaded manner, one end of the threaded sleeve 22 is fixedly connected with the arc-shaped clamping plate 10, chain wheels 15 are fixedly sleeved on the rod walls of the second screw 14 and the first screw 8, the two chain wheels 15 on the same side are connected through chain transmission, the two screw walls of the two second screws 14 are provided with threads in opposite directions, the first screw 8 rotates forwards while the pull rod 2 is fixed, due to the action of the chain wheels 15 and the chain, the two second screws 14 also rotate to drive the two threaded sleeves 22 to move oppositely, the arc-shaped clamping plate 10 is pushed to move simultaneously, and the, and the two arc-shaped clamping plates 10 evenly stress the pull rod 2, so that the pull rod 2 is more stably fixed.
5 tank bottom fixedly connected with locating piece 16 of fixed slot, constant head tank 17 has been seted up to 2 bottom ends of pull rod, and locating piece 16 and constant head tank 17 sliding connection can insert fixed slot 5 at pull rod 2 and fix a position pull rod 2 to in the inserted bar 11 accurately inserts corresponding slot 12.
Fixedly connected with strengthening rib 18 between arc splint 10 and the movable block 7, the cross section of strengthening rib 18 is right triangle-shaped, has increased the joint strength of arc splint 10 and movable block 7.
The sliding grooves 19 are symmetrically formed in the groove walls of the fixing grooves 5, the sliding rod 20 is fixedly connected to one side, away from the pull rod 2, of the arc-shaped clamping plate 10, the sliding rod 20 is connected with the sliding grooves 19 in a sliding mode, the arc-shaped clamping plate 10 can be limited, and the arc-shaped clamping plate 10 can move more stably.
A plurality of connecting holes are formed in the bottom of the inner sleeve 3, a fixing ring 21 is fixedly sleeved on the rod wall of the pull rod 2, and the fixing ring 21 abuts against the fixing seat 4 to prevent the pull rod 2 from inclining.
In the utility model, when the pull rod 2 needs to be installed and fixed, the handle 9 is rotated in a reverse direction to drive the first screw rod 8 to rotate in a reverse direction, the first screw rod 8 is provided with threads with opposite directions, so that the two movable blocks 7 move back to back, the movable blocks 7 drive the arc-shaped clamping plates 10 to move, the distance between the two arc-shaped clamping plates 10 is increased, the pull rod 2 with different diameters can be put in, the pull rod 2 can also be taken out from between the two arc-shaped clamping plates 10, after the pull rod 2 is arranged between the two arc-shaped clamping plates 10, the first screw rod 8 rotates in a forward direction to drive the two movable blocks 7 and the two arc-shaped clamping plates 10 to move in opposite directions, so that the two arc-shaped clamping plates 10 clamp the pull rod 2, the inserted rod 11 enters the corresponding slot 12 to fix the pull rod 2 with the fixed seat 4 and the rotary disc 1, the pull rod 2 with different diameters can be fixed, and the pull rod 2 is simple and convenient to mount and dismount.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A press pull rod fastening device comprises a rotary disc (1) and a pull rod (2), and is characterized in that an inner sleeve (3) is installed in the rotary disc (1), one end of the rotary disc (1) far away from the inner sleeve (3) is fixedly connected with a fixed seat (4), a fixed groove (5) is formed in the upper end of the fixed seat (4), movable grooves (6) are symmetrically formed in the bottoms of the fixed grooves (5), movable blocks (7) are connected in the movable grooves (6) in a sliding manner, threaded holes are formed in the movable blocks (7), first screw rods (8) are rotatably connected to opposite groove walls of the two movable grooves (6) through four first bearings, opposite-direction threads are symmetrically formed on the rod walls of the first screw rods (8) in the two movable grooves (6), and the movable blocks (7) are connected to the first screw rods (8) through threaded holes, the both ends of first screw rod (8) are passed corresponding first bearing and are outwards extended, and equal fixedly connected with rotation handle (9), movable block (7) upper end is passed corresponding activity groove (6) notch and is extended to fixed slot (5) in, and fixedly connected with arc splint (10), symmetry fixedly connected with inserted bar (11) on the inner arc lateral wall of arc splint (10), set up on pull rod (2) pole wall with inserted bar (11) assorted slot (12), the one end that arc splint (10) were kept away from in inserted bar (11) is passed corresponding slot (12) notch and is extended to slot (12).
2. The press ram fastening device as claimed in claim 1, characterized in that the groove wall of the holding groove (5) is provided with a receiving groove (13), the accommodating groove (13) is internally and slidably connected with a threaded sleeve (22), the bottom of the accommodating groove (13) is rotatably connected with a second screw (14) through a second bearing, one end of the second screw rod (14) far away from the pull rod (2) passes through the second bearing and extends outwards, the threaded sleeve (22) is in threaded connection with the second screw (14), one end of the threaded sleeve (22) is fixedly connected with the arc-shaped clamping plate (10), the chain wheels (15) are fixedly sleeved on the rod walls of the second screw (14) and the first screw (8), the chain wheels (15) on the same side are connected in a chain transmission mode, and the rod walls of the second screw (14) are provided with threads in opposite directions.
3. The press tie rod fastening device according to claim 1, wherein a positioning block (16) is fixedly connected to the bottom of the fixing groove (5), a positioning groove (17) is formed at the bottom end of the tie rod (2), and the positioning block (16) is slidably connected with the positioning groove (17).
4. A press ram fastening device according to claim 1, characterised in that a reinforcing rib (18) is fixedly connected between the arc-shaped clamping plate (10) and the movable block (7), and the cross section of the reinforcing rib (18) is a right triangle.
5. The press tie rod fastening device of claim 1, wherein sliding grooves (19) are symmetrically formed in the groove wall of the fixing groove (5), a sliding rod (20) is fixedly connected to one side of the arc-shaped clamping plate (10) far away from the tie rod (2), and the sliding rod (20) is slidably connected with the sliding grooves (19).
6. A press ram fastening device as claimed in claim 1, characterized in that the inner sleeve (3) has a plurality of connecting holes at its bottom, and the ram (2) has a fixed ring (21) fixed to its wall.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021359417.4U CN213056144U (en) | 2020-07-13 | 2020-07-13 | Press machine pull rod fastening device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021359417.4U CN213056144U (en) | 2020-07-13 | 2020-07-13 | Press machine pull rod fastening device |
Publications (1)
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CN213056144U true CN213056144U (en) | 2021-04-27 |
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Family Applications (1)
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CN202021359417.4U Active CN213056144U (en) | 2020-07-13 | 2020-07-13 | Press machine pull rod fastening device |
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CN (1) | CN213056144U (en) |
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2020
- 2020-07-13 CN CN202021359417.4U patent/CN213056144U/en active Active
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