CN211191596U - Punching device for air filter screen - Google Patents

Abstract

The utility model relates to a filter screen processing technology field, and a die-cut device of air filter screen is disclosed, including the upper die base, the die holder, guide post and the last pay-off axle of setting on the die holder, the one end of going up the pay-off axle runs through the lateral wall of die holder and outside extension, and go up the fixed cup joint of one end that the pay-off axle extends to outside and be equipped with the bull stick with movable sleeve, the lateral wall fixedly connected with fixed block of bull stick, and the fixed block rotates through the pivot and is connected with the pawl, the pawl sets up with the ratchet mutually supporting, the pivot is still movable sleeve and is equipped with torque spring, and torque spring's both ends respectively with the lateral wall fixed connection setting of the lateral wall of fixed block and pawl, the. The utility model discloses can make the feeding shaft rotate when the upper die base reciprocates, and can adjust feeding shaft pivoted angle, use under the people of being convenient for adapt to different circumstances.

Description

Punching device for air filter screen

Technical Field

The utility model relates to a filter screen processing technology field especially relates to die-cut device of air filter screen.

Background

In an engine air inlet system, a flat plate type metal air filter screen is needed, sufficient air is ensured to pass through smoothly during the operation of the filter screen, and the filter screen has a non-air foreign matter filtering function; the structure has higher strength requirements.

In a patent with the patent authorization number of CN109530536A, an air filter screen punching device is disclosed, which comprises an upper die holder, a lower die holder, a ratchet wheel device, a feeding device, a cutter device, a die handle and a guide column; the die handle is fixedly arranged on the top surface of the upper die base, the guide post is fixedly arranged on the lower die base, and the upper part of the guide post is sleeved in the guide sleeve; the feeding device is arranged on the lower die base; the cutter device is positioned at the rear side of the feeding device, the ratchet wheel device is arranged at one end of the feeding device, and the transmission gear is arranged at the other end of the feeding device. Ratchet among the above-mentioned patent only can drive the feeding shaft and rotate appointed angle when using, can not adjust the turned angle of feeding shaft according to the condition of difference, and then the use of people of not being convenient for.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the air filter screen punching device that only can drive the feeding shaft and rotate appointed angle when using among the prior art, can not adjust the turned angle of feeding shaft according to the condition of difference, and then the people of being not convenient for use, and the air filter screen that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

die-cut device of air filter screen, including upper die base, die holder, guide post and the last pay-off axle of setting on the die holder, the one end of going up the pay-off axle runs through the lateral wall of die holder and outwards extends, and goes up the one end fixed coupling that the pay-off axle extends to outside and has had the ratchet and the movable sleeve is equipped with the bull stick, the lateral wall fixedly connected with fixed block of bull stick, and the fixed block rotates through the pivot and is connected with the pawl, the pawl sets up with the ratchet is mutually supported, the pivot is still movable sleeve and is equipped with torque spring, and torque spring's both ends respectively with the lateral wall of fixed block and the lateral wall fixed connection setting of pawl, the bull stick passes through adjustment.

Preferably, adjustment mechanism includes framework, threaded rod and regulation pole, the lateral wall of framework and the lateral wall fixed connection of last die holder ratchet one side in opposite directions, and the framework is the slope setting, the threaded rod is located the framework, and the both ends of threaded rod all rotate with the both sides inner wall of framework respectively through the bearing and be connected, the inner wall of framework is run through to the one end of threaded rod and outside extension, and the pole wall of threaded rod still threaded connection have a slider, the one end of slider pass the framework and with the one end fixed connection who adjusts the pole, the other end fixedly connected with circle piece of adjusting the pole, the lateral wall of bull stick seted up with circle piece assorted bar hole.

Preferably, the round block is fixedly sleeved with a rubber gasket, and the surface of the rubber gasket is provided with anti-skid grains.

Preferably, one end of the threaded rod extending to the outside is fixedly connected with a rotating handle.

Preferably, the threaded rod extends to the outside one end still the activity cover be equipped with the spring, and the both ends of spring set up with the lateral wall of turning handle and the outer wall of framework respectively in the counterbalance.

Preferably, the distance between the ratchet wheel and the rotating rod is larger than the adjusting rod and the thickness.

Compared with the prior art, the utility model provides a die-cut device of air filter screen possesses following beneficial effect:

1. this die-cut device of air filter screen through upper die base, die holder, ratchet, pawl and the adjustment mechanism that is equipped with, can make the rotation of pay-off axle when the upper die base reciprocates, and can adjust pay-off axle pivoted angle, and the people of being convenient for use under the different circumstances of adaptation.

2. This die-cut device of air filter screen through the spring that is equipped with, can carry out the injecing of certain degree to the position of turning handle and threaded rod to guarantee the stability of threaded rod in the use, the people's of being convenient for use.

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 make the feeding shaft rotate when the upper die base reciprocates, and can adjust feeding shaft pivoted angle, use under the people of being convenient for adapt to the different condition.

Drawings

Fig. 1 is a schematic structural view of an air screen punching device provided by the present invention;

fig. 2 is an enlarged view of a portion a of fig. 1.

In the figure: 1 upper die holder, 2 lower die holders, 3 guide posts, 4 upper feeding shafts, 5 ratchet wheels, 6 rotating rods, 7 fixed blocks, 8 pawls, 9 torsion springs, 10 frame bodies, 11 threaded rods, 12 adjusting rods, 13 sliding blocks, 14 round blocks, 15 strip-shaped holes, 16 rubber gaskets, 17 rotating handles and 18 springs.

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.

Referring to fig. 1-2, the punching device for the air filter screen comprises an upper die holder 1, a lower die holder 2, a guide post 3 and an upper feeding shaft 4 arranged on the lower die holder 2, wherein the upper die holder 1 is fixedly connected with a punching machine through a connecting shaft, and the upper die holder 1 is driven to move up and down through the punching machine, which is the prior art, not described much, one end of the upper feeding shaft 4 penetrates through the side wall of the lower die holder 2 and extends outward, and one end of the upper feeding shaft 4 extending to the outside is fixedly sleeved with a ratchet wheel 5 and movably sleeved with a rotating rod 6, the side wall of the rotating rod 6 is fixedly connected with a fixed block 7, the fixed block 7 is rotationally connected with a pawl 8 through a rotating shaft, the pawl 8 and the ratchet wheel 5 are mutually matched, the rotating shaft is also movably sleeved with a torsion spring 9, and both ends of the torsion spring 9 are respectively fixedly connected with the side wall of the fixed block 7 and the side wall of the pawl 8, and the rotating rod 6 is connected with the upper die holder 1 through an adjusting mechanism.

The adjusting mechanism comprises a frame body 10, a threaded rod 11 and an adjusting rod 12, wherein the side wall of the frame body 10 is fixedly connected with the side wall of one side, opposite to the ratchet wheel 5, of the upper die holder 1, the frame body 10 is obliquely arranged, the frame body 10 and the rotating rod 6 are arranged in parallel in the initial state, the threaded rod 11 is positioned in the frame body 10, two ends of the threaded rod 11 are respectively and rotatably connected with the inner walls of two sides of the frame body 10 through bearings, one end of the threaded rod 11 penetrates through the inner wall of the frame body 10 and extends outwards, the rod wall of the threaded rod 11 is further in threaded connection with a sliding block 13, one end of the sliding block 13 penetrates through the frame body 10 and is fixedly connected with one end of the adjusting rod 12, the other end of the adjusting rod 12 is fixedly connected with a round block 14, the side wall of the rotating rod 6 is provided with a strip-shaped hole 15 matched with the round, and then adjust the distance between circle piece 14 and the last feeding shaft 4, and then make upper die base 1 when reciprocating, can make pawl 8 drive the rotation of last feeding shaft 4 different angles, use under the different circumstances of being convenient for.

The round block 14 is fixedly sleeved with a rubber gasket 16, and anti-slip lines are formed on the surface of the rubber gasket 16, so that the round block 14 can more stably support the rotating rod 6 to rotate.

One end of the threaded rod 11 extending to the outside is fixedly connected with a rotating handle 17, so that the threaded rod 11 can be conveniently screwed to rotate.

Threaded rod 11 still the activity cover that extends to outside one end is equipped with spring 18, and spring 18's both ends respectively with the lateral wall of turning handle 17 and the outer wall of framework 10 offsets and set up, can carry out the injecing of certain degree to the position of turning handle 17 and threaded rod 11 to guarantee the stability of threaded rod 11 in the use, the people's of being convenient for use.

The distance between the ratchet wheel 5 and the rotating rod 6 is larger than the adjusting rod 12 and the thickness, so that the normal work of the adjusting rod 12 can be ensured.

In the utility model, when in use, the upper die base 1 moves up and down to drive the adjusting rod 12 to move up and down, and further the rotating rod 6 rotates around the upper feeding shaft 4, when the rotating rod 6 rotates clockwise, the ratchet 5 can be driven to rotate through the arranged pawl 8, and further the upper feeding shaft 4 rotates, when the rotating rod 6 rotates anticlockwise, the pawl 8 is abutted against the inclined plane of the ratchet 5, and the pawl 8 can automatically rotate, and when the rotating rod rotates to a certain position, the ratchet 5 and the pawl 8 can be mutually clamped together through the torsion of the torsion spring 9, and the upper feeding shaft 4 can not be driven to rotate, then the threaded rod 11 is arranged, the threaded rod 11 is screwed, the slider 13 can be driven to move through the movement of the threaded rod 11, and further the adjusting rod 12 and the round block 14 move along the strip-shaped hole 15, and further the distance between the round block 14 and the upper feeding shaft 4 is adjusted, and further the upper die base, the pawl 8 can drive the upper feeding shaft 4 to rotate by different angles, so that the feeding device is convenient to use under different conditions.

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. An air filter screen punching device comprises an upper die holder (1), a lower die holder (2), a guide column (3) and an upper feeding shaft (4) arranged on the lower die holder (2), it is characterized in that one end of the upper feeding shaft (4) penetrates through the side wall of the lower die holder (2) and extends outwards, and one end of the upper feeding shaft (4) extending to the outside is fixedly sleeved with a ratchet wheel (5) and movably sleeved with a rotating rod (6), the side wall of the rotating rod (6) is fixedly connected with a fixed block (7), the fixed block (7) is rotationally connected with a pawl (8) through a rotating shaft, the pawl (8) and the ratchet wheel (5) are mutually matched, the rotating shaft is also movably sleeved with a torsion spring (9), and two ends of the torsion spring (9) are respectively and fixedly connected with the side wall of the fixed block (7) and the side wall of the pawl (8), and the rotating rod (6) is connected with the upper die base (1) through an adjusting mechanism.

2. An air screen blanking device according to claim 1, wherein the adjustment mechanism comprises a frame (10), a threaded rod (11) and an adjustment rod (12), the side wall of the frame body (10) is fixedly connected with the side wall of the upper die holder (1) opposite to one side of the ratchet wheel (5), the frame body (10) is arranged obliquely, the threaded rod (11) is positioned in the frame body (10), and both ends of the threaded rod (11) are respectively and rotationally connected with the inner walls of both sides of the frame body (10) through bearings, one end of the threaded rod (11) penetrates through the inner wall of the frame body (10) and extends outwards, the rod wall of the threaded rod (11) is also in threaded connection with a sliding block (13), one end of the sliding block (13) penetrates through the frame body (10) and is fixedly connected with one end of the adjusting rod (12), the other end fixedly connected with circle piece (14) of adjusting pole (12), the lateral wall of bull stick (6) is seted up with circle piece (14) assorted bar hole (15).

3. The air screen punching device according to claim 2, wherein the round block (14) is fixedly sleeved with a rubber gasket (16), and the surface of the rubber gasket (16) is provided with anti-skid grains.

4. An air screen blanking unit according to claim 2, wherein a stem (17) is fixedly attached to the end of the threaded rod (11) extending to the outside.

5. The air screen punching device according to claim 2, wherein a spring (18) is movably sleeved at one end of the threaded rod (11) extending to the outside, and two ends of the spring (18) are respectively abutted against the side wall of the rotating handle (17) and the outer wall of the frame body (10).

6. An air screen blanking unit according to claim 1, characterized in that the distance between the ratchet (5) and the turning bar (6) is larger than the adjusting bar (12) and the thickness.

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