CN209743375U - Combined ball head connecting rod for punch press - Google Patents

Abstract

The utility model discloses a combination formula bulb connecting rod for punch press, including the connecting rod body, the installation cavity has been seted up to the inside of connecting rod body, oilhole one has been seted up on the right side of connecting rod body, through bolt fixedly connected with flange nut in the installation cavity, flange nut's inside threaded hole has been seted up, the mounting groove that is linked together with the screw hole is seted up to flange nut's bottom, seal groove one has been seted up on flange nut's surface, oilhole two has been seted up to flange nut's right side bottom, the inside threaded connection of screw hole has the bulb screw rod, the upper end of bulb screw rod is run through flange nut and is got into the installation cavity, the fixed cup joint in surface of bulb screw rod has been connect, the cup passes through fixing bolt and flange nut's bottom fixed connection, the top of. The utility model discloses changed current thread combination mode, improved the life of connecting rod, further practiced thrift manufacturing cost.

Description

Combined ball head connecting rod for punch press

Technical Field

The utility model relates to the field of machinary, specifically be a combination formula bulb connecting rod for punch press.

Background

At present, a ball head connecting rod is mostly used in common punching machines, the ball head connecting rod is an important structure for connecting a transmission part and a sliding block part of the punching machine, and the integral structure of the punching machine is that a connecting rod body is in threaded joint with a ball head screw rod, and two locking blocks are adopted to lock the ball head screw rod under the compression of a screw; when the structure works, the locking block is slightly loosened, a gap is formed between the inner thread and the outer thread at the joint, if the threads are strongly impacted, the cast iron internal thread can be broken section by section, and the internal thread can be completely peeled off to cause the failure of work in severe cases. Meanwhile, the ball head and the ball bowl are easily abraded, so that the gap between the ball head and the ball bowl is enlarged, and the precision of the bottom dead center of the punch and the service life of a die are influenced. For the situation, a common solution is to grind an upper ball bowl of a ball head of a punch press to move the position of a ball center downwards, or add a gasket below the lower ball bowl of the ball head to move the ball center upwards to realize adjustment; therefore, the existing ball head connecting rod structure wastes time and labor in processing, assembling and maintaining, and the production efficiency is seriously influenced, so that the combined ball head connecting rod for the punch press is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

the utility model provides a not enough to prior art, the utility model provides a combination formula bulb connecting rod for punch press possesses connecting rod body and is connected fixedly with the bulb screw rod, convenient assembly, advantages such as easy to maintain have solved present bulb connecting rod structure and have leaded to processing and assembly, maintenance all to waste time and energy, seriously influence production efficiency's problem.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a combined ball head connecting rod for a punch press comprises a connecting rod body, wherein an installation cavity is formed in the connecting rod body, a first oil hole is formed in the right side of the connecting rod body, a flange nut is fixedly connected in the installation cavity through a bolt, a threaded hole is formed in the flange nut, an installation groove communicated with the threaded hole is formed in the bottom of the flange nut, a first sealing groove is formed in the surface of the flange nut, a second oil hole is formed in the bottom of the right side of the flange nut, a ball head screw rod is connected with the inner portion of the threaded hole in a threaded manner, the upper end of the ball head screw rod penetrates through the flange nut and enters the installation cavity, a connecting sleeve is fixedly sleeved on the surface of the ball head screw rod and is fixedly connected with the bottom end of the flange nut through a fixing bolt, the top end of the connecting, the oil pipe connecting structure is characterized in that a second sealing groove is formed in the outer wall of the top of the connecting sleeve, the second sealing groove is located in the mounting groove, a third sealing groove is formed in the inner side wall of the bottom of the connecting sleeve, the outer end of a through hole in the right side wall of the connecting sleeve is fixedly connected with an oil filling nozzle through threads, and the outer ends of the first oil hole and the second oil hole are fixedly connected with oil pipe joints through threads respectively and are fixedly connected with oil pipes between the oil.

Preferably, the first sealing groove, the second sealing groove and the third sealing groove are all fixedly connected with O-shaped sealing rings.

Preferably, the oil storage groove, the oil hole II, the oil pipe joint, the oil pipe and the oil hole I are communicated.

Preferably, the bottom end of the flange nut is square, and four corners of the bottom end of the flange nut are respectively provided with a fixing bolt hole.

Preferably, the top of the connecting sleeve is provided with a boss, and the boss is provided with a plurality of fixing bolt holes.

(III) advantageous effects

Compared with the prior art, the utility model provides a combination formula bulb connecting rod for punch press possesses following beneficial effect:

The utility model discloses a bulb connecting rod structure to current punch press improves, through setting up flange nut and adapter sleeve, it is fixed with being connected of connecting rod body to let flange nut and adapter sleeve realize the bulb screw rod, and the connection of bulb screw rod and connecting rod body is indirect promptly, and processing like this, assembly and maintenance are all convenient very much, need not special frock, only need to unscrew the fixing bolt that corresponds and can change, and the user also can maintain by oneself, and unnecessary equipment manufacturer's special person reprocesses specially, has saved cost of maintenance, has improved work efficiency, and simultaneously, the utility model discloses the bulb connecting rod overall structure who has changed current punch press passes through screw thread lug connection's mode for connecting rod body and bulb screw rod, has improved the life of connecting rod, has further practiced thrift manufacturing cost.

drawings

FIG. 1 is a main sectional view of the structure of the present invention;

FIG. 2 is a schematic view of the present invention showing a partially enlarged structure at the lower end of FIG. 1;

FIG. 3 is a side view of the structure of the present invention;

FIG. 4 is a schematic view of the structure of the connecting rod body of the present invention;

Fig. 5 is a bottom view of the flange nut of the present invention;

FIG. 6 is a schematic sectional view taken along the line A-A in FIG. 5 according to the present invention;

FIG. 7 is a schematic view of the ball head screw structure of the present invention;

fig. 8 is a schematic view of the structure of the connection sleeve of the present invention.

in the figure: the oil-filling device comprises a connecting rod body 1, a mounting cavity 101, an oil hole I102, a flange nut 2, a threaded hole 201, a mounting groove 202, a sealing groove I203, an oil hole II 204, a ball-end screw 3, a connecting sleeve 4, an oil storage groove 401, an oil storage groove 402, a sealing groove II 403, a sealing groove III 5, an oil filling nozzle 6 and an oil pipe 7.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

referring to fig. 1-8, a combined ball head connecting rod for a punch press comprises a connecting rod body 1, a mounting cavity 101 is formed inside the connecting rod body 1, an oil hole one 102 is formed on the right side of the connecting rod body 1, a flange nut 2 is fixedly connected inside the mounting cavity 101 through a bolt, the bottom end of the flange nut 2 is square, four corners of the bottom end of the flange nut 2 are respectively provided with a fixing bolt hole, the flange nut 2 is fixedly connected with the bottom end of the connecting rod body 1 through the bolt, a threaded hole 201 is formed inside the flange nut 2, a mounting groove 202 communicated with the threaded hole 201 is formed at the bottom of the flange nut 2, a first sealing groove 203 is formed on the surface of the flange nut 2, an oil hole two 204 is formed at the bottom of the right side of the flange nut 2, a ball head screw 3 is connected with the inner thread of the threaded, the connecting sleeve 4 is fixedly sleeved on the surface of the ball-end screw 3, a boss is arranged at the top of the connecting sleeve 4, a plurality of fixing bolt holes are formed in the boss, the connecting sleeve 4 is conveniently and fixedly connected with the flange nut 2 through bolts, the connecting sleeve 4 is fixedly connected with the bottom end of the flange nut 2 through fixing bolts, the top end of the connecting sleeve 4 is positioned in the mounting groove 202, an oil storage groove 401 is formed in the connecting sleeve 4, a sealing groove II 402 is formed in the outer wall of the top of the connecting sleeve 4, the sealing groove II 402 is positioned in the mounting groove 202, a sealing groove III 403 is formed in the inner side wall of the bottom of the connecting sleeve 4, O-shaped sealing rings are fixedly connected inside the sealing groove I203, the sealing groove II 402 and the sealing groove III 403, the sealing performance of the connecting part of the device can be improved, the outer end of a through hole in the right side wall of the connecting sleeve 4 is fixedly, fixedly connected with oil pipe 7 between two oil pipe joint 6, oil storage groove 401, two 204 oilholes, oil pipe joint 6, be linked together between oil pipe 7 and the first 102 oilhole, can pour into lubricating oil into through oiling mouth 5, lubricating oil is through oil storage groove 401, two 204 oilholes, oil pipe joint 6, oil pipe 7 and first 102 oilhole, reach the upper end of flange nut 2 and 3 junctions of bulb screw rod, both ends are all full of lubricating oil about letting flange nut 2 and 3 threaded connection of bulb screw rod, can prevent that flange nut 2 and 3 junctions of bulb screw rod from rustting, be convenient for ball screw rod 3's dismantlement.

When in use, the upper end of the ball screw 3 is connected into the threaded hole 201 of the flange nut 2 through threads and enters the upper end of the mounting cavity 101 of the connecting rod body 1, the connecting sleeve 4 is correspondingly connected into the connecting sleeve counter bore 202 on the flange nut 2, the boss end surface on the connecting sleeve 4 is tightly propped against the bottom end of the flange nut 2, then the fixing bolt is used for fixing, lubricating oil is injected through the oil injection nozzle 5, the lubricating oil reaches the upper end of the connecting part of the flange nut 2 and the ball screw 3 through the oil storage groove 401, the oil hole two 204, the oil pipe joint 6, the oil pipe 7 and the oil hole one 102, the upper end and the lower end of the threaded connecting part of the flange nut 2 and the ball screw 3 are filled with the lubricating oil, the connecting part of the flange nut 2 and the ball screw 3 can be prevented from rusting, the ball screw 3 can be conveniently dismounted, when the dismounting needs to be maintained, only, can follow flange nut 2 and twist and move the bulb screw rod 3 of taking out through threaded connection, it is very convenient, the utility model discloses guaranteeing under the unchangeable condition of use reliability of bulb connecting rod 1 itself, through flange nut 2 and the cooperation of adapter sleeve 4, be connected connecting rod body 1 and bulb screw rod 3 fixedly, the bulb connecting rod of combination formula has been constituteed to can be full of lubricating oil in flange nut 2 and bulb screw rod 3's threaded connection department, protection threaded connection department can not rust, convenient to detach, processing, assembly, maintenance are all very convenient, the utility model discloses simple structure and reason, the cost of manufacture is low, is fit for using widely.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a combination formula bulb connecting rod for punch press, includes connecting rod body (1), its characterized in that: the connecting rod comprises a connecting rod body (1), and is characterized in that a mounting cavity (101) is formed in the connecting rod body (1), an oil hole I (102) is formed in the right side of the connecting rod body (1), a flange nut (2) is fixedly connected in the mounting cavity (101) through a bolt, a threaded hole (201) is formed in the flange nut (2), a mounting groove (202) communicated with the threaded hole (201) is formed in the bottom of the flange nut (2), a sealing groove I (203) is formed in the surface of the flange nut (2), an oil hole II (204) is formed in the bottom of the right side of the flange nut (2), a ball head screw (3) is connected in the threaded hole (201) in a threaded manner, the upper end of the ball head screw (3) penetrates through the flange nut (2) and enters the mounting cavity (101), a connecting sleeve (4) is fixedly sleeved on the surface of the ball head screw (3), and the connecting sleeve (4, the top of adapter sleeve (4) is located mounting groove (202), oil-retaining recess (401) have been seted up to the inside of adapter sleeve (4), seal groove two (402) have been seted up to the top outer wall of adapter sleeve (4), seal groove two (402) are located mounting groove (202), seal groove three (403) have been seted up to the bottom inside wall of adapter sleeve (4), screw thread fixedly connected with oil filler point (5) are passed through to the through-hole outer end on adapter sleeve (4) right side wall, the outer end of oilhole one (102) and oilhole two (204) is respectively through screw thread fixedly connected with oil pipe joint (6), two fixedly connected with oil pipe (7) between oil pipe joint (6).

2. The combined ball head connecting rod for the punch press as claimed in claim 1, wherein: and O-shaped sealing rings are fixedly connected inside the first sealing groove (203), the second sealing groove (402) and the third sealing groove (403).

3. The combined ball head connecting rod for the punch press as claimed in claim 1, wherein: the oil storage groove (401), the oil hole II (204), the oil pipe joint (6), the oil pipe (7) and the oil hole I (102) are communicated.

4. The combined ball head connecting rod for the punch press as claimed in claim 1, wherein: the bottom end of the flange nut (2) is square, and four corners of the bottom end of the flange nut (2) are respectively provided with a fixing bolt hole.

5. the combined ball head connecting rod for the punch press as claimed in claim 1, wherein: the top of adapter sleeve (4) is equipped with the boss, and is equipped with a plurality of fixing bolt holes on the boss.