CN210701896U

CN210701896U - Forming device for end cover of gas storage tank of double-screw air compressor

Info

Publication number: CN210701896U
Application number: CN201921728460.0U
Authority: CN
Inventors: 季安意
Original assignee: Hubei Anyi Compressor Co ltd
Current assignee: Hubei Anyi Compressor Co ltd
Priority date: 2019-10-16
Filing date: 2019-10-16
Publication date: 2020-06-09
Anticipated expiration: 2029-10-16

Abstract

The utility model discloses a double screw air compressor machine gas holder end cover forming device, be provided with mated spacing seat in the frame, seted up the spout respectively on mated spacing seat, in the frame was arranged in to the slide, the both sides portion of slide activity card respectively was put in the spout of spacing seat in pairs, was provided with the bracket on the slide, was provided with the base in the frame, has seted up first screw on the base, adjusting screw revolves to be put in the first screw of base, and adjusting screw's a tip and bracket swing joint are provided with the hand wheel at another tip of adjusting screw, mated first support fixed mounting is on the slide, mated first bearing roller is respectively through first counter roll movable mounting on mated first support, the utility model discloses the advantage is: the adjusting mechanism is convenient and quick to adjust and operate, simple in structure, low in manufacturing cost, not prone to damage and capable of effectively improving working efficiency.

Description

Forming device for end cover of gas storage tank of double-screw air compressor

Technical Field

The utility model relates to an end cover forming device's technical field, more specifically say so and relate to gas holder end cover forming device's technical field.

Background

The double-screw air compressor is an air compressor widely used in the current industrial power, and has the advantages of stable air supply, electricity saving, low maintenance rate and the like, high-pressure gas generated by the double-screw air compressor generally needs to be stored in an air storage tank for use, an end cover of the air storage tank is an important component of the air storage tank, and the air storage tank is structurally characterized in that the end cover is generally disc-shaped, the end cover and the tank body need to be welded together when the air storage tank is processed, in order to ensure the welding quality of the end cover and the tank body and further ensure the safety and the tightness, an end cover forming device needs to be adopted to inwards bend the edge of the end cover to form a necking, so that the necking of the end cover is clamped in a port of the tank body during welding, and the. However, the existing common air storage tank end cover forming equipment has the following defects: firstly, the forming requirements of end covers with single calibers can be met, the application range is narrow, although part of end cover forming equipment can adapt to end covers with different calibers and sizes, when the end covers with different specifications are adjusted, the adjusting operation is very inconvenient, the structure of an adjusting mechanism is complex, the manufacturing cost is high, and the end covers are easy to damage; secondly, because the pressure roller and other wearing parts used for end cover forming need to bear huge friction force during working, the wearing parts need to be replaced frequently, and the replacement operation of the wearing parts of the traditional end cover forming equipment is very troublesome, so that the working efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a can adapt to the end cover shaping needs of different specifications well in order to solve above-mentioned not enough to simple structure adjusts convenient operation, and the while vulnerable part is changed convenient and fast, can improve work efficiency's double screw air compressor machine gas holder end cover forming device.

The utility model discloses a solve above-mentioned technical problem and the technical solution who adopts as follows:

a forming device for an end cover of a gas storage tank of a double-screw air compressor comprises a rack, a longitudinal oil cylinder, a vertical air cylinder, a pressing seat, a proximity switch, a support rod, a metal induction ring, a first bolt, a sliding seat, an adjusting screw, a paired first support, a paired second support, a paired first carrier roller, a paired second carrier roller, a driving wheel, a rotating shaft, a cover plate, a second bolt, a third bolt, a motor, a pressing wheel, a wheel carrier and a connecting seat, wherein the rack is provided with paired limiting seats, the paired limiting seats are respectively provided with sliding grooves, the sliding seat is arranged on the rack, two side parts of the sliding seat are respectively movably clamped in the sliding grooves of the paired limiting seats, the sliding seat is provided with a bracket, the rack is provided with a base, the base is provided with a first screw hole, the adjusting screw is screwed in the first screw hole of the base, and one end part of the adjusting screw is movably, a hand wheel is arranged at the other end of the adjusting screw rod, the paired first support is fixedly arranged on the sliding seat, the paired first carrier rollers are respectively movably arranged on the paired first support through a first support shaft, the paired second support is fixedly arranged on the rack, the paired second carrier rollers are respectively movably arranged on the paired second support through a second support shaft, the rotating shaft is vertically and rotatably movably arranged on the rack, the motor is fixedly arranged on the rack and is in transmission connection with the rotating shaft, the upper end part of the rotating shaft is provided with a paired second screw hole, the driving wheel is provided with a groove and a paired first through hole, the cover plate is provided with a second through hole, the driving wheel is arranged on the upper end part of the rotating shaft, the cover plate is arranged on the groove of the driving wheel, the first bolt is arranged in the second through hole and the first through hole and is screwed in the second through hole, the driving wheel is positioned between the paired second carrier rollers, the upper part of the bracket is provided with a third through hole and a fourth through hole, the vertical cylinder is fixedly arranged on the bracket, a piston rod of the vertical cylinder is arranged in the third through hole in a penetrating way, the pressing seat is rotatably and movably arranged on the piston rod of the vertical cylinder, a support plate is arranged on the piston rod of the vertical cylinder, a support rod is fixedly arranged on the support plate, the support rod is movably arranged in the fourth through hole in a penetrating way, the metal induction ring is sleeved on the support rod, a third screw hole is arranged on the metal induction ring, the second bolt is screwed in the third screw hole, the end part of the second bolt is abutted against the support rod, the proximity switch is fixedly arranged on the bracket through a bracket, corresponds to the metal induction ring, is electrically connected with the vertical cylinder, a boss is arranged on the rack, and a fifth through hole is arranged on the, the vertical oil cylinder is fixedly arranged on the rack, a piston rod of the vertical oil cylinder is movably arranged in the fifth through hole in a penetrating mode, the connecting seat is fixedly arranged on the piston rod of the vertical oil cylinder, a clamping groove and a sixth through hole communicated with the clamping groove are formed in the connecting seat, the wheel carrier is clamped in the clamping groove of the connecting seat, a fourth screw hole is formed in the wheel carrier, a third bolt is arranged in the sixth through hole in a penetrating mode and is rotatably arranged in the fourth screw hole, a pivot is arranged on the pressing wheel, the pressing wheel is movably arranged on the wheel carrier through the pivot, the pressing wheel corresponds to the driving wheel, and an annular rolling part is arranged at the lower portion of the pressing wheel.

The lower end of the rotating shaft is provided with a driven belt pulley, the output shaft of the motor is provided with a driving belt pulley, and the driving belt pulley is in belt transmission connection with the driven belt pulley.

A first annular clamping plate is arranged at one end of the adjusting screw rod, a first circular groove is formed in the bracket, and the adjusting screw rod is movably clamped in the first circular groove of the bracket through the first annular clamping plate.

The pressing seat is provided with a second circular groove, a second annular clamping plate is arranged at the lower end part of the piston rod of the vertical cylinder, and the pressing seat is movably sleeved on the second annular clamping plate through the second circular groove.

The utility model adopts the beneficial effect that above-mentioned technical solution can reach is:

1. through changing the position of metal induction ring on branch, can adjust the stroke that the pressure seat moved down to the end cover that adapts to not equidimension specification rotates adjusting screw through the hand wheel and can drives the slide and remove along the spout, thereby adjusts the distance between first bearing roller in pairs and the second bearing roller in pairs, and then adapts to the end cover of different bore specifications, and adjust very convenient and fast of operation, this adjustment mechanism simple structure simultaneously, low in manufacturing cost, it is not fragile.

2. The driving wheel is fixed on the rotating shaft through the first bolt and the cover plate, the pressing wheel is fixed on the connecting seat through the wheel carrier and the third bolt, and therefore the driving wheel and the pressing wheel can be replaced after the first bolt and the third bolt are detached, the operation is very convenient and fast, and the working efficiency is effectively improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a partial top view of the present invention shown in fig. 1;

FIG. 3 is an enlarged view of a portion of FIG. 1 at A;

FIG. 4 is an enlarged view of a portion of FIG. 1 at B;

fig. 5 is a partially enlarged schematic view of C in fig. 1.

Detailed Description

As shown in fig. 1 and 2, the device for forming the end cover of the air storage tank of the twin-screw air compressor comprises a frame 1, a longitudinal oil cylinder 2, a vertical air cylinder 3, a pressing seat 4, a proximity switch 5, a support rod 6, a metal induction ring 7, a first bolt 8, a sliding seat 9, an adjusting screw 10, a pair of first supports 11, a pair of second supports 12, a pair of first carrier rollers 13, a pair of second carrier rollers 14, a driving wheel 15, a rotating shaft 16, a cover plate 17, a second bolt 18, a third bolt 19, a motor 20, a pressing wheel 21, a wheel frame 22 and a connecting seat 23, wherein the frame 1 is provided with the pair of limiting seats 24, the pair of limiting seats 24 are respectively provided with a sliding groove 25, the sliding seat 9 is arranged on the frame 1, two side portions of the sliding seat 9 are respectively movably clamped in the sliding grooves 25 of the pair of limiting seats 24, and the sliding seat 9 is provided. As shown in fig. 3, a base 27 is provided on the frame 1, a first screw hole 28 is provided on the base 27, the adjusting screw 10 is screwed into the first screw hole 28 of the base 27, and one end of the adjusting screw 10 is movably connected to the bracket 26, and movably connected as follows: a first annular clamping plate 29 is arranged at one end part of the adjusting screw rod 10, a first circular groove 30 is formed in the bracket 26, and the adjusting screw rod 10 is movably clamped in the first circular groove 30 of the bracket 26 through the first annular clamping plate 29. A hand wheel 31 is arranged at the other end of the adjusting screw 10, the pair of first support blocks 11 is fixedly mounted on the slide carriage 9, the pair of first support rollers 13 is movably mounted on the pair of first support blocks 11 through first support shafts 55, the pair of second support blocks 12 is fixedly mounted on the frame 1, and the pair of second support rollers 14 is movably mounted on the pair of second support blocks 12 through second support shafts 56. The pivot 16 is vertical form rotationally movable mounting in frame 1, motor 20 fixed mounting is in frame 1, and motor 20 is connected with the transmission of pivot 16 to carry out the transmission according to following mode and connect: a driven pulley 32 is provided at the lower end of the rotating shaft 16, and a drive pulley 33 is provided on the output shaft of the motor 20, and the drive pulley 33 is drivingly connected to the driven pulley 32 and a belt 34. As shown in fig. 5, a pair of second screw holes 35 are formed in the upper end portion of the rotating shaft 16, a groove 36 and a pair of first through holes 37 are formed in the driving wheel 15, a second through hole 38 is formed in the cover plate 17, the driving wheel 15 is disposed on the upper end portion of the rotating shaft 16, the cover plate 17 is disposed on the groove 36 of the driving wheel 15, the first bolt 8 is inserted into the second through hole 38 and the first through hole 37 and screwed into the second screw hole 35, and the driving wheel 15 is located between the pair of second carrier rollers 14. As shown in fig. 4, a third through hole 39 and a fourth through hole 40 are opened at the upper portion of the bracket 26, the vertical cylinder 3 is fixedly mounted on the bracket 26, a piston rod 41 of the vertical cylinder 3 is inserted into the third through hole 39, and the press seat 4 is rotatably and movably mounted on the piston rod 41 of the vertical cylinder 3 and movably mounted in the following manner: a second circular groove 53 is formed on the pressing seat 4, a second annular clamping plate 54 is arranged at the lower end part of the piston rod 41 of the vertical cylinder 3, and the pressing seat 4 is movably sleeved on the second annular clamping plate 54 through the second circular groove 53. A support plate 42 is arranged on a piston rod 41 of the vertical cylinder 3, the support plate 6 is fixedly arranged on the support plate 42, the support plate 6 is movably arranged in the fourth through hole 40 in a penetrating manner, the metal induction ring 7 is sleeved on the support plate 6, a third screw hole 43 is formed in the metal induction ring 7, the second bolt 18 is screwed in the third screw hole 43, the end part of the second bolt 18 is abutted against the support plate 6, the proximity switch 5 is fixedly arranged on the bracket 26 through a support 44, the proximity switch 5 corresponds to the metal induction ring 7, the proximity switch 5 is electrically connected with the vertical cylinder 3, and the electrical connection relationship between the proximity switch 5 and the vertical cylinder 3 is common knowledge in the field, so that detailed description is not needed. The press wheel 21 is provided with a pivot 51, the press wheel 21 is movably mounted on the wheel frame 22 through the pivot 51, the press wheel 21 corresponds to the driving wheel 15, and the lower portion of the press wheel 21 is provided with an annular rolling part 52.

The working principle of the forming device for the end cover of the gas storage tank of the double-screw air compressor is as follows: the end covers of the gas storage tank are placed on a pair of first carrier rollers 13 and a pair of second carrier rollers 14, the inner peripheral walls of the end covers are tightly attached to the outer peripheral walls of a driving wheel 15, an adjusting screw 10 is rotated through a hand wheel 31 to drive a slide seat 9 to move along a slide groove 25, so that the distance between the pair of first carrier rollers 13 and the pair of second carrier rollers 14 is adjusted, the end covers are suitable for end covers with different calibers, then a pressing wheel 21 is driven to move through a longitudinal oil cylinder 2 to clamp the peripheral walls of the end covers, meanwhile, the bottom of the peripheral walls of the end covers is forced to be inwards extruded and sunken through an annular rolling part 52 of the pressing wheel 21, then a pressing seat 4 is driven to move downwards through a vertical air cylinder 3 to compress the end covers, a proximity switch 5 is used for limiting the downward movement stroke of the pressing seat 4, the downward movement stroke of the pressing seat 4 can be adjusted by changing the position of a metal induction ring 7, then, the motor 20 drives the rotating shaft 16 and the driving wheel 15 to rotate, the end cover is driven to rotate through friction force between the driving wheel 15 and the inner peripheral wall of the end cover, and in the rotating process, the lower portion of the peripheral wall of the end cover is rolled inwards for a circle through the annular rolling portion 52 to form a necking, so that the end cover is rapidly formed.

Claims

1. Double screw air compressor machine gas storage tank end cover forming device, its characterized in that: the device comprises a rack, a longitudinal oil cylinder, a vertical air cylinder, a pressing seat, a proximity switch, a support rod, a metal induction ring, a first bolt, a sliding seat, an adjusting screw, a pair of first supports, a pair of second supports, a pair of first carrier rollers, a pair of second carrier rollers, a driving wheel, a rotating shaft, a cover plate, a second bolt, a third bolt, a motor, a pinch roller, a wheel carrier and a connecting seat, wherein the rack is provided with a pair of limiting seats, the pair of limiting seats are respectively provided with a sliding groove, the sliding seat is arranged on the rack, two side parts of the sliding seat are respectively movably clamped in the sliding grooves of the pair of limiting seats, the sliding seat is provided with a bracket, the rack is provided with a base, the base is provided with a first screw hole, the adjusting screw is screwed in the first screw hole of the base, one end part of the adjusting screw is movably connected with the bracket, the other end part, the paired first supporting seats are fixedly arranged on the sliding seat, the paired first supporting rollers are movably arranged on the paired first supporting seats through first supporting shafts respectively, the paired second supporting seats are fixedly arranged on the rack, the paired second supporting rollers are movably arranged on the paired second supporting seats through second supporting shafts respectively, the rotating shaft is vertically, rotatably and movably arranged on the rack, the motor is fixedly arranged on the rack and is in transmission connection with the rotating shaft, the upper end part of the rotating shaft is provided with paired second screw holes, the driving wheel is provided with a groove and a paired first through hole, the cover plate is provided with a second through hole, the driving wheel is arranged on the upper end part of the rotating shaft, the cover plate is arranged on the groove of the driving wheel, the first bolt is arranged in the second through hole and the first through hole in a penetrating manner and is arranged in the second screw hole in a rotating manner, and the driving wheel is positioned between the paired second supporting rollers, the upper part of the bracket is provided with a third through hole and a fourth through hole, the vertical cylinder is fixedly arranged on the bracket, a piston rod of the vertical cylinder penetrates into the third through hole, the pressing seat is rotatably and movably arranged on the piston rod of the vertical cylinder, a support plate is arranged on the piston rod of the vertical cylinder, a support rod is fixedly arranged on the support plate, the support rod movably penetrates into the fourth through hole, the metal induction ring is sleeved on the support rod, a third screw hole is arranged on the metal induction ring, the second bolt is screwed in the third screw hole, the end part of the second bolt is abutted against the support rod, the proximity switch is fixedly arranged on the bracket through a bracket, the proximity switch corresponds to the metal induction ring and is electrically connected with the vertical cylinder, a boss is arranged on the rack, a fifth through hole is arranged on the boss, and the longitudinal cylinder is fixedly arranged on the rack, the piston rod of the longitudinal oil cylinder is movably arranged in the fifth through hole in a penetrating mode, the connecting seat is fixedly installed on the piston rod of the longitudinal oil cylinder, a clamping groove and a sixth through hole communicated with the clamping groove are formed in the connecting seat, the wheel carrier is clamped in the clamping groove of the connecting seat, a fourth screw hole is formed in the wheel carrier, the third bolt is arranged in the sixth through hole in a penetrating mode and is rotatably arranged in the fourth screw hole, a pivot is arranged on the pressing wheel, the pressing wheel is movably installed on the wheel carrier through the pivot, corresponds to the driving wheel, and an annular rolling part is arranged on the lower portion of the pressing wheel.

2. The forming device for the end cover of the double-screw air compressor gas storage tank, according to claim 1, is characterized in that: the lower end of the rotating shaft is provided with a driven belt pulley, the output shaft of the motor is provided with a driving belt pulley, and the driving belt pulley is in belt transmission connection with the driven belt pulley.

3. The forming device for the end cover of the air storage tank of the double-screw air compressor according to claim 1 or 2, wherein: a first annular clamping plate is arranged at one end of the adjusting screw rod, a first circular groove is formed in the bracket, and the adjusting screw rod is movably clamped in the first circular groove of the bracket through the first annular clamping plate.

4. The forming device for the end cover of the air storage tank of the double-screw air compressor according to claim 1 or 2, wherein: the pressing seat is provided with a second circular groove, a second annular clamping plate is arranged at the lower end part of the piston rod of the vertical cylinder, and the pressing seat is movably sleeved on the second annular clamping plate through the second circular groove.