CN215279610U

CN215279610U - Piston and slider connecting device for bending machine

Info

Publication number: CN215279610U
Application number: CN202121420386.3U
Authority: CN
Inventors: 吕迎军
Original assignee: Huangshi Huayang Mechanical Equipment Co ltd
Current assignee: Huangshi Huayang Mechanical Equipment Co ltd
Priority date: 2021-06-24
Filing date: 2021-06-24
Publication date: 2021-12-24
Anticipated expiration: 2031-06-24

Abstract

The utility model discloses a piston slider connecting device that bender was used belongs to bender technical field, and it includes the cylinder, the bottom of cylinder is provided with the piston, first screw hole has been seted up to the lower surface of piston, first screw hole female connection has first threaded rod, first threaded rod is articulated through the opposite face of round pin axle with the fixing base inner wall. This piston slider connecting device that bender was used, through setting up first threaded rod, a fixed base, the second threaded rod, first draw-in groove and second draw-in groove, when the slider takes place the slope, make the torsional spring take place to warp, when slider and piston synchronous motion, make the slider resume initial position under the effect of torsional spring elasticity, for current connecting device, by first threaded rod, the round pin axle, the connecting device that fixing base and second threaded rod are constituteed is difficult for taking place to damage, make this connecting device can normally lock slider and piston, the normal machining precision of this bender has been guaranteed.

Description

Piston and slider connecting device for bending machine

Technical Field

The utility model belongs to the technical field of the bender, specifically be a piston slide connecting device that bender was used.

Background

Traditional bender piston and slider are through bolted connection, because the bender slider is often because the atress is inhomogeneous and take place the slope when the debugging, make the screw that sets up between slider and the piston take place deformation easily, lead to locking screw often to be elongated, can not play the locking effect, long this past the chance operation of bending unstable, the chance vicious circle of bending appears the precision fault such as inaccurate, and the piston of bender can wind self axis rotation, arouse the returning pine of the connecting piece between the slider of bender and the hydro-cylinder like this easily, in the bender use, can lead to the slider to drop from the piston, and cause the incident, consequently, need a piston slider connecting device that the bender was used to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome prior art's above-mentioned defect, the utility model provides a piston slider connecting device that bender was used, the condition that the bender often has the slider asynchronous when the debugging has been solved, lead to locking screw often to be elongated, play locking effect, the chance operation of bending in the past is unstable in the long run, the chance pernicious cycle of bending appears the precision fault such as inaccurate, and the piston of bender can rotate around self axis, arouse the returning pine of the connecting piece between the slider of bender and the hydro-cylinder more easily like this, in the bender use, can lead to the slider to drop from the piston, and cause the problem of incident.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a piston slider connecting device that bender was used, includes the cylinder, the bottom of cylinder is provided with the piston, first screw hole has been seted up to the lower surface of piston, first screw hole female connection has first threaded rod, first threaded rod is articulated through the opposite face of round pin axle with the fixing base inner wall, two torsional springs have been cup jointed to the surface of round pin axle, the both ends of two torsional springs respectively with the opposite face fixed connection of first threaded rod and fixing base, the lower surface of fixing base and the top fixed connection of second threaded rod, the bottom threaded connection of second threaded rod is in the second threaded hole.

The upper surface at the slider is seted up to the second screw hole, the left and right sides face of first threaded rod respectively with the opposite face fixed connection of two first fixed plates, the left and right sides face of fixing base respectively with the opposite face fixed connection of two second fixed plates, equal joint has stop gear in two first fixed plates and two second fixed plates, the top joint that is located two stop gear in the top is in first draw-in groove, the lower surface at the piston is seted up to first draw-in groove, and the bottom joint that is located two stop gear in the below is in the second draw-in groove, the upper surface at the slider is seted up to the second draw-in groove.

As a further aspect of the present invention: the number of the first clamping grooves is set to be a plurality, and the first clamping grooves are in a circular array.

As a further aspect of the present invention: the quantity of second draw-in groove sets up to a plurality of, and a plurality of second draw-in groove is circular array.

As a further aspect of the present invention: stop gear includes the sliding sleeve, is located two sliding sleeve joints in the first fixed plate of top, is located two sliding sleeve joints in the below in the second fixed plate, sliding connection has the slide bar in the sliding sleeve, is located the lower fixed surface connection of the top of below slide bar and fly leaf, the spring has been cup jointed to the surface of slide bar, the both ends of spring respectively with the opposite face fixed connection of fly leaf and sliding sleeve, the equal joint of opposite face of four fly leaves has the electro-magnet.

As a further aspect of the present invention: the first clamping groove and the second clamping groove are both rectangular in shape.

As a further aspect of the present invention: the cross-sectional shape of slide bar sets up to the rectangle, the cross-sectional shape of sliding sleeve sets up to the excircle inside square.

As a further aspect of the present invention: the number of the electromagnets is four, and the positions of the two electromagnets at the upper part correspond to the positions of the two electromagnets at the lower part.

(III) advantageous effects

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. this piston slider connecting device that bender was used, through setting up first threaded rod, a fixed base, the second threaded rod, the electro-magnet, the slide bar, first draw-in groove and second draw-in groove, when the slider takes place the slope, the slider passes through the second threaded rod and drives the fixing base round the round pin axle and rotate, make the torsional spring that cup joints at round pin off-axial surface take place to warp, when slider and piston synchronous motion, make the slider resume initial position under the effect of torsional spring elasticity, for current connecting device, by first threaded rod, the round pin axle, the connecting device that fixing base and second threaded rod are constituteed is difficult for taking place to damage, make this connecting device can normally lock slider and piston, make the motion that the bender can be stable, the normal machining precision of this bender has been guaranteed.

2. The piston-slider connecting device for the bending machine is characterized in that the sliding rods, the first clamping grooves and the second clamping grooves are arranged, when the two sliding rods positioned above are clamped into the first clamping grooves, the sliding rods and the first clamping grooves are matched with each other to limit the first threaded rod, the first threaded rod cannot be screwed out of the first threaded hole under the rotation of the piston, the first threaded rod can be stably fixed on the piston, when the two sliding rods positioned below are clamped into the second clamping grooves, the sliding rods and the second clamping grooves are matched with each other to limit the second threaded rod, the second threaded rod cannot be rotated under the action of the piston, the first threaded rod and the fixed seat, the second threaded rod cannot be screwed out of the second threaded hole, and the sliding block can be stably connected with the piston through a connecting device consisting of the first threaded rod, the pin shaft, the fixed seat and the second threaded rod, the sliding block cannot fall off from the piston, so that safety accidents are not easily caused by the bending machine.

3. This piston slider connecting device that bender was used through setting up sliding sleeve and slide bar, because of sliding connection has the slide bar in the sliding sleeve for the sliding sleeve can carry out spacingly to the slide bar, makes the slide bar can not take place to rock when the motion, makes the fly leaf of being connected with the slide bar can be steady under the effect of spring force move.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic three-dimensional structure view of the first threaded rod of the present invention;

fig. 3 is a schematic three-dimensional structure view of the limiting mechanism of the present invention;

fig. 4 is a schematic structural view of the slider in a plan view according to the present invention;

fig. 5 is a schematic structural view of the piston of the present invention viewed from the bottom;

in the figure: the device comprises a cylinder 1, a piston 2, a first threaded hole 3, a first threaded rod 4, a pin shaft 5, a fixed seat 6, a torsion spring 7, a second threaded rod 8, a second threaded hole 9, a sliding block 10, a first fixing plate 11, a second fixing plate 12, a limiting mechanism 13, a sliding sleeve 131, a sliding rod 132, a movable plate 133, a spring 134, an electromagnet 135, a first clamping groove 14 and a second clamping groove 15.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in fig. 1-5, the utility model provides a technical solution: the utility model provides a piston slider connecting device that bender was used, including cylinder 1, the bottom of cylinder 1 is provided with piston 2, first screw hole 3 has been seted up to piston 2's lower surface, 3 female connection in first screw hole have first threaded rod 4, first threaded rod 4 is articulated through the opposite face of round pin axle 5 with the 6 inner walls of fixing base, two torsional springs 7 have been cup jointed to the surface of round pin axle 5, through setting up torsional spring 7, when slider 10 takes place the slope, torsional spring 7 takes place to warp, two torsional spring 7's both ends respectively with the opposite face fixed connection of first threaded rod 4 and fixing base 6, the lower surface of fixing base 6 and the top fixed connection of second threaded rod 8, the bottom threaded connection of second threaded rod 8 is in second screw hole 9.

The upper surface at slider 10 is seted up to second screw hole 9, the left and right sides face of first threaded rod 4 respectively with the opposite face fixed connection of two first fixed plates 11, the left and right sides face of fixing base 6 respectively with the opposite face fixed connection of two second fixed plates 12, equal joint has stop gear 13 in two first fixed plates 11 and two second fixed plates 12, the top joint that is located two stop gear 13 in the top is in first draw-in groove 14, the lower surface at piston 2 is seted up to first draw-in groove 14, the bottom joint that is located two stop gear 13 in the below is in second draw-in groove 15, the upper surface at slider 10 is seted up to second draw-in groove 15.

Specifically, as shown in fig. 2 and 3, the limiting mechanism 13 includes sliding sleeves 131, two sliding sleeves 131 located above are connected in the first fixing plate 11 in a clamping manner, two sliding sleeves 131 located below are connected in the second fixing plate 12 in a clamping manner, sliding rods 132 are slidably connected in the sliding sleeves 131, by arranging the sliding rods 132, because the shape of the sliding rods 132 is set to be rectangular, when a worker rotates the movable plate 133, the movable plate 133 drives the fixing seat 6 to rotate through the sliding rods 132, the sliding sleeves 131 and the second fixing plate 12, the top end of the sliding rod 132 located below is fixedly connected with the lower surface of the movable plate 133, a spring 134 is sleeved on the outer surface of the sliding rod 132, two ends of the spring 134 are respectively fixedly connected with the opposite surfaces of the movable plate 133 and the sliding sleeves 131, electromagnets 135 are connected with the opposite surfaces of the four movable plates 133 in a clamping manner, the cross-section shape of the sliding rod 132 is set to be rectangular, the cross-section shape of the sliding sleeve 131 is set to be in an outer circle, the number of the electromagnets 135 is set to be four, the positions of the two electromagnets 135 located above correspond to the positions of the two electromagnets 135 located below, and by providing the electromagnets 135, when the two electromagnets 135 corresponding to each other are attracted to each other, the two movable plates 133 corresponding to each other can be fixed together.

Specifically, as shown in fig. 4, the number of the second card slots 15 is set to be a plurality of, the plurality of second card slots 15 are circular arrays, and by setting the first card slot 14 and the second card slot 15, because the plurality of first card slot 14 and the second card slot 15 are all circular arrays, when the connecting device rotates, the connecting device drives the four sliding rods 132 to rotate, so that the four sliding rods 132 can be conveniently clamped into the corresponding first card slot 14 and the corresponding second card slot 15.

Specifically, as shown in fig. 5, the number of the first engaging grooves 14 is set to be a plurality of, the first engaging grooves 14 are in a circular array, the shapes of the first engaging grooves 14 and the second engaging grooves 15 are both set to be rectangular, and by setting the first engaging grooves 14, the sliding rods 132 are engaged in the first engaging grooves 14, so that the sliding rods 132 limit the position of the piston 2.

The utility model discloses a theory of operation does:

when it is required to connect the slider 10 and the piston 2, the worker moves the movable plate 133, so that the corresponding electromagnets 135 are attracted to each other, so that the corresponding two movable plates 133 are fixed together, the worker moves the fixing base 6, so that the fixed seat 6 drives the first threaded rod 4 and the second threaded rod 8 to correspond to the first threaded hole 3 and the second threaded hole 9, respectively, the movable plate 133 is rotated, so that the movable plate 133 drives the first threaded rod 4 and the second threaded rod 8 to rotate through the sliding rod 132, the first fixing plate 11 and the second fixing plate 12, so that the first threaded rod 4 and the second threaded rod 8 are screwed into the first threaded hole 3 and the second threaded hole 9 respectively, the electromagnet 135 is controlled to stop working, so that the four movable plates 133 respectively drive the four sliding rods 132 to be clamped into the two first clamping grooves 14 and the two second clamping grooves 15 under the elastic force of the four springs 134.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a piston slider connecting device that bender was used, includes cylinder (1), its characterized in that: the bottom end of the air cylinder (1) is provided with a piston (2), a first threaded hole (3) is formed in the lower surface of the piston (2), a first threaded rod (4) is connected with the inner thread of the first threaded hole (3), the first threaded rod (4) is hinged to the opposite surface of the inner wall of the fixing seat (6) through a pin shaft (5), two torsion springs (7) are sleeved on the outer surface of the pin shaft (5), two ends of the two torsion springs (7) are fixedly connected with the opposite surfaces of the first threaded rod (4) and the fixing seat (6) respectively, the lower surface of the fixing seat (6) is fixedly connected with the top end of a second threaded rod (8), and the bottom end of the second threaded rod (8) is in threaded connection with a second threaded hole (9);

the upper surface in slider (10) is seted up in second screw hole (9), the left and right sides face of first threaded rod (4) respectively with the opposite face fixed connection of two first fixed plates (11), the left and right sides face of fixing base (6) respectively with the opposite face fixed connection of two second fixed plates (12), equal joint has stop gear (13) in two first fixed plates (11) and two second fixed plates (12), the top joint that is located two stop gear (13) in the top is in first draw-in groove (14), the lower surface at piston (2) is seted up in first draw-in groove (14), and the bottom joint that is located two stop gear (13) in the below is in second draw-in groove (15), the upper surface at slider (10) is seted up in second draw-in groove (15).

2. The piston-slider connecting device for a bending machine according to claim 1, wherein: the number of the first clamping grooves (14) is set to be a plurality, and the first clamping grooves (14) are in a circular array.

3. The piston-slider connecting device for a bending machine according to claim 1, wherein: the number of the second clamping grooves (15) is set to be a plurality, and the second clamping grooves (15) are in a circular array.

4. The piston-slider connecting device for a bending machine according to claim 1, wherein: stop gear (13) include sliding sleeve (131), are located two sliding sleeve (131) joints in first fixed plate (11) in the top, are located two sliding sleeve (131) joints in second fixed plate (12) in the below, sliding sleeve (131) sliding connection has slide bar (132), is located the top of below slide bar (132) and is connected with the lower fixed surface of fly leaf (133), spring (134) has been cup jointed to the surface of slide bar (132), the both ends of spring (134) respectively with the opposite face fixed connection of fly leaf (133) and sliding sleeve (131), the equal joint of opposite face of four fly leaves (133) has electro-magnet (135).

5. The piston-slider connecting device for a bending machine according to claim 1, wherein: the first clamping groove (14) and the second clamping groove (15) are both rectangular in shape.

6. The piston-slider connecting device for a bending machine according to claim 4, wherein: the cross-sectional shape of slide bar (132) sets up to the rectangle, the cross-sectional shape of sliding sleeve (131) sets up to the excircle inside square.

7. The piston-slider connecting device for a bending machine according to claim 4, wherein: the number of the electromagnets (135) is four, and the positions of the two electromagnets (135) positioned at the upper part correspond to the positions of the two electromagnets (135) positioned at the lower part.