CN210816948U - Rotary movable type section steel punching device - Google Patents

Rotary movable type section steel punching device Download PDF

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Publication number
CN210816948U
CN210816948U CN201920877407.0U CN201920877407U CN210816948U CN 210816948 U CN210816948 U CN 210816948U CN 201920877407 U CN201920877407 U CN 201920877407U CN 210816948 U CN210816948 U CN 210816948U
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China
Prior art keywords
plate
base
fixed
section steel
working surface
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CN201920877407.0U
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Chinese (zh)
Inventor
石黎明
周松竹
杨海
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China Railway No 5 Engineering Group Co Ltd
Fourth Engineering Co Ltd of China Railway No 5 Engineering Group Co Ltd
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China Railway No 5 Engineering Group Co Ltd
Fourth Engineering Co Ltd of China Railway No 5 Engineering Group Co Ltd
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Priority to CN201920877407.0U priority Critical patent/CN210816948U/en
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Abstract

The utility model relates to a rotary movable type section steel punching device, which comprises a machine base and a movable type compressing and feeding device; the base is rotatably disposed and can reciprocate in a straight line. The utility model can directly automatically punch holes on the section steel with different bending radiuses and directly conveyed out by the section steel cold bending machine by arranging the base in a way of reciprocating along a straight line and arranging the movable compressing and feeding device on the base; through setting up the frame with rotatable mode, reducible adjustment distance that compresses tightly and feeding device's removal stroke makes when processing different bending radius's shaped steel, but quick adjustment compresses tightly and feeding device, improves work efficiency.

Description

Rotary movable type section steel punching device
Technical Field
The utility model relates to a shaped steel production facility technical field especially relates to a rotary movable type shaped steel punching device.
Background
When the existing section steel is used, the surface of a section steel groove needs to be punched firstly. The existing section steel punching equipment can only process straight section steel, but cannot process bent section steel directly conveyed by a section steel cold bending machine, and manual punching is required for processing the bent section steel. In order to realize the automatic punching of the section steel with different bending radiuses and different thicknesses directly conveyed by the section steel cold bending machine, a rotary movable type section steel punching device is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the shortcoming and not enough among the prior art, provide a rotatory portable shaped steel punching device.
The utility model discloses a realize through following technical scheme: a rotary movable type section steel punching device comprises a machine base and a pressing and feeding device, wherein the machine base is arranged in a rotary mode and can reciprocate along a straight line, a working surface is horizontally arranged on the machine base, a female die base is arranged on the working surface, and a female die is arranged on the female die base; a punching oil cylinder is fixed above the base corresponding to the female die, and a male die is fixed at the output end of the punching oil cylinder through a male die clamping sleeve; the compressing and feeding device comprises two sets of sliding mechanisms, one set of translation mechanisms, two sets of driving wheel mechanisms and a driven wheel; the two sets of sliding mechanisms are arranged on one side of a workpiece feeding path of the working surface, and the translation mechanism is arranged on the other side of the workpiece feeding path of the working surface corresponding to the position between the two sets of sliding mechanisms; the two groups of driving wheel mechanisms are respectively fixed at the tail ends of the sliding mechanisms, and the driven wheel is fixed at the tail end of the translation mechanism.
Compared with the prior art, the utility model has the advantages that the machine base is arranged in a way of reciprocating along a straight line, and the movable pressing and feeding device is arranged on the machine base, so that the section steel which is directly conveyed out by the section steel cold bending machine and has different bending radii and different thicknesses can be automatically punched; through setting up the frame with rotatable mode, reducible compressing tightly and the adjusting distance of feeding device's removal stroke, make its structure compacter, also make when processing different bending radius's shaped steel, but quick adjustment compresses tightly and feeding device improves work efficiency.
Further, the sliding mechanism comprises
The upper pasting plate and the lower pasting plate are fixed on the machine base;
the upper end of the sliding plate is embedded between the upper pasting plate and the machine base, the lower end of the sliding plate is embedded between the lower pasting plate and the machine base, and the sliding plate can slide along the directions of two sides of a workpiece feeding path of the working surface;
the nut seat is fixed on the base, and the nut is fixed on the nut seat; the mounting seat is fixed on the sliding plate, and the check ring is fixed on the mounting seat; one end of the screw rod is connected with the nut, and the other end of the screw rod is connected with the check ring;
the upper fixing plate and the lower fixing plate are respectively and horizontally fixed at the upper end and the lower end of the side face of the sliding plate.
Through twisting the lead screw, can make the lead screw drive the mount pad and slide, and then drive the slide and remove, and then drive upper fixed plate and bottom plate remove.
Furthermore, a reinforcing rib is arranged between the upper fixing plate and the lower fixing plate.
Through setting up the strengthening rib, can make more firm between upper fixed plate and the bottom plate.
Further, the driving wheel mechanism comprises
The two ends of the main transmission shaft are respectively and rotatably connected with the upper fixing plate and the lower fixing plate through bearings with seats;
the driving roller is fixed on the main transmission shaft and is arranged between the upper fixing plate and the lower fixing plate;
the motor seat is fixed at the bottom of the lower fixing plate;
and the motor is fixed on the motor seat, and the output end of the motor is connected with the lower end of the main transmission shaft through a connecting sleeve.
The driving roller and the motor seat are connected with the upper fixing plate and the lower fixing plate, so that the driving wheel mechanism can slide along with the sliding mechanism.
Further, the device also comprises a speed regulating valve; the motor is a hydraulic motor, and a speed regulating valve is arranged between an oil inlet of the hydraulic motor and the hydraulic pump.
The speed of the hydraulic motor can be stably adjusted by arranging the speed regulating valve, so that the conveying speed of the hydraulic motor is matched with the conveying speed of the section steel cold bending machine.
Further, the translation mechanism comprises
The front buckle plate and the rear buckle plate are fixed on the working surface;
the front end of the translation plate is embedded between the front buckle plate and the working surface, the rear end of the translation plate is embedded between the rear buckle plate and the working surface, and the translation plate can translate along the directions of two sides of a workpiece feeding path of the working surface;
the driven wheel fixing seat is fixed above the translation plate, and the driven wheel is rotatably connected with the driven wheel fixing seat through a rolling shaft and two deep groove ball bearings;
and the jacking oil cylinder is fixed on the working surface, and the output end of the jacking oil cylinder is fixedly connected with the driven wheel fixing seat.
And the driven wheel fixing seat and the translation plate can translate relative to the front buckle plate and the rear buckle plate together through the jacking oil cylinder.
Further, the device also comprises a rotating device; the rotating device comprises
The base plate is fixed below the machine base;
the rotating shaft is inserted into the bottom of the base and the center of the base plate, and the lower end of the rotating shaft is sequentially connected with a gasket, a round nut stop washer and a round nut; and a thrust ball bearing is arranged on the rotating shaft corresponding to the position between the bottom of the machine base and the base plate.
The base and the pressing and feeding device can rotate together relative to the base plate by arranging the rotating shaft; through setting up thrust ball bearing, can bear the axial power of rotation axis, make the frame rotate more smoothly.
Furthermore, the rotating device also comprises a plurality of deep groove ball bearings, and a plurality of through holes are formed in the base plate along the central circumference of the base plate; the deep groove ball bearings are uniformly and vertically arranged on the through holes of the base plate through fixing pin shafts, and the bottom of the machine base can be in rolling contact with the surfaces of the deep groove ball bearings.
The base plate is vertically provided with the deep groove ball bearings, so that the base above the base plate can be supported, and meanwhile, the base can rotate more smoothly and stably.
Further, the device also comprises a linear guide rail assembly, and specifically comprises
The two linear guide rails are arranged below the base plate;
the guide shafts are uniformly inserted on the base plate corresponding to the two linear guide rails, and the lower ends of the guide shafts are connected with the corresponding linear guide rails in a sliding manner;
the upper end of each guide shaft is respectively in threaded connection with one guide nut, and a cylindrical spiral compression spring is arranged between each guide nut and the base plate.
The base plate is arranged on the linear guide rail, so that the base and the base plate can move along the direction of the linear guide rail together; through setting up cylindrical helical compression spring, can cushion the impact force that the machine produced when the operation of punching a hole, reduce the vibration of whole machine, improve the machine life-span.
Drawings
FIG. 1 is a front view structural diagram of a rotary movable type section steel punching device of the present invention;
FIG. 2 is a left side view of the rotary movable type steel punching apparatus of the present invention;
FIG. 3 is a top view of the rotary movable type steel punching apparatus of the present invention;
fig. 4 is a front structural view of the sliding mechanism of the present invention;
FIG. 5 is a schematic cross-sectional view A-A of FIG. 4;
FIG. 6 is a schematic cross-sectional view B-B of FIG. 4;
fig. 7 is a schematic structural view of the driving wheel mechanism of the present invention;
fig. 8 is a top view structural diagram of the translation mechanism of the present invention;
FIG. 9 is a schematic sectional view C-C of FIG. 8;
FIG. 10 is a bottom structure view of a rotary movable type section steel punching apparatus of the present invention;
fig. 11 is a partial enlarged view D of fig. 10.
In the figure: 10. a machine base; 11. a working surface; 12. a female die base; 13. a female die; 14. punching an oil cylinder; 15. A male die adapter sleeve; 16. a male die; 20. a sliding mechanism; 211. pasting a board; 212. a lower pasting plate; 22. a slide plate; 23. a screw rod; 24. a nut; 25. a nut seat; 26. a mounting seat; 27. a retainer ring; 281. an upper fixing plate; 282. a lower fixing plate; 29. reinforcing ribs; 30. a translation mechanism; 311. a front gusset plate; 312. a rear buckle plate; 32. a translation plate; 33. a driven wheel fixing seat; 34. a roll axis; 35. a deep groove ball bearing; 36. tightly propping the oil cylinder; 40. a driving wheel mechanism; 41. a main drive shaft; 42. a pedestal bearing; 43. a driving roller; 44. a motor base; 45. a hydraulic motor; 46. connecting sleeves; 51. a driven wheel; 60. a rotating device; 61. a base plate; 62. a rotating shaft; 63. a gasket; 64. a round nut lock washer; 65. a round nut; 66. a thrust ball bearing; 67. fixing a pin shaft; 71. a linear guide rail; 72. a guide shaft; 73. a guide nut; 74. a cylindrical helical compression spring; IN, processing inlet; OUT and a processing outlet.
Detailed Description
Referring to fig. 1 to 3, a rotary movable type section steel punching apparatus of the present embodiment includes:
the engine base 10 can reciprocate through a linear guide rail 71, a working surface 11 is horizontally arranged on the engine base 10, a concave die base 12 is arranged on the working surface 11, and a concave die 13 is arranged on the concave die base 12; a stamping oil cylinder 14 is fixed above the base 10 corresponding to the female die 13, and a male die 16 is fixed at the output end of the stamping oil cylinder 14 through a male die clamping sleeve 15;
the pressing and feeding device comprises two sets of sliding mechanisms 20, one set of translation mechanisms 30, two sets of driving wheel mechanisms 40 and a driven wheel 51; the two sets of sliding mechanisms 20 are arranged on one side of a workpiece feeding path of the working surface 11, and the translation mechanism 30 is arranged on the other side of the workpiece feeding path of the working surface 11 corresponding to the position between the two sets of sliding mechanisms 20; the two groups of driving wheel mechanisms 40 are respectively fixed at the tail ends of the groups of sliding mechanisms 20, and the driven wheel 51 is fixed at the tail end of the translation mechanism 30;
a rotating device 60, with particular reference to fig. 10 and 11, said rotating device 60 comprising a base plate 61, a rotating shaft 62, eight deep groove ball bearings 35; the base plate 61 is fixed below the machine base 10; the rotating shaft 62 is inserted into the bottom of the stand 10 and the center of the base plate 61, and the lower end of the rotating shaft 62 is sequentially connected with a gasket 63, a round nut stop washer 64 and a round nut 65; a thrust ball bearing 66 is arranged on the rotating shaft 62 corresponding to the position between the bottom of the machine base 10 and the base plate 61; eight through holes are formed in the base plate 61 along the central circumference of the base plate; the eight deep groove ball bearings 35 are uniformly and vertically arranged on the through holes of the base plate 61 through fixing pin shafts 67, and the bottom of the machine base 10 can be in rolling contact with the surfaces of the deep groove ball bearings 35;
a linear guide 71 assembly, specifically referring to fig. 10, the linear guide 71 assembly includes two linear guides 71, four guide shafts 72, and four guide nuts 73; the two linear guide rails 71 are arranged below the base plate 61; the four guide shafts 72 are uniformly inserted on the base plate 61 corresponding to the two linear guide rails 71, and the lower end of each guide shaft 72 is connected with the corresponding linear guide rail 71 in a sliding manner; the upper end of each guide shaft 72 is respectively in threaded connection with a guide nut 73, and a cylindrical helical compression spring 74 is arranged between each guide nut 73 and the base plate 61.
Specifically, referring to fig. 4 to 6, the sliding mechanism 20 includes
The upper pasting plate 211 and the lower pasting plate 212 are fixed on the machine base 10;
a sliding plate 22, an upper end of the sliding plate 22 is embedded between the upper attaching plate 211 and the machine base 10, a lower end of the sliding plate 22 is embedded between the lower attaching plate 212 and the machine base 10, and the sliding plate 22 can slide along two side directions of a workpiece feeding path of the working surface 11;
the device comprises a screw 23, a nut 24 seat, a mounting seat 26 and a retainer ring 27, wherein the nut 24 seat is fixed on the machine base 10, and the nut 24 is fixed on the nut 24 seat; the mounting seat 26 is fixed on the sliding plate 22, and the retainer ring 27 is fixed on the mounting seat 26; one end of the screw rod 23 is connected with the nut 24, and the other end is connected with the retainer ring 27;
an upper fixing plate 281 and a lower fixing plate 282, wherein the upper fixing plate 281 and the lower fixing plate 282 are horizontally fixed at the upper and lower ends of the side surface of the slide plate 22, respectively; a reinforcing rib 29 is further disposed between the upper fixing plate 281 and the lower fixing plate 282.
Specifically, referring to FIG. 7, the driving wheel mechanism 40 includes
A main transmission shaft 41, both ends of which are rotatably connected with the upper fixing plate 281 and the lower fixing plate 282 through a bearing with a seat 42, respectively;
a driving roller 43 fixed on the main transmission shaft 41 and disposed between the upper fixing plate 281 and the lower fixing plate 282;
a motor seat 44, wherein the motor seat 44 is fixed at the bottom of the lower fixing plate 282;
the hydraulic motor 45 is fixed on the motor seat 44, and the output end of the hydraulic motor 45 is connected with the lower end of the main transmission shaft 41 through a connecting sleeve 46;
and the speed regulating valve is arranged between the oil inlet of the hydraulic motor 45 and the hydraulic pump.
In particular, with reference to fig. 8 and 9, the translation mechanism 30 comprises
The front buckle 311 and the rear buckle 312 are fixed on the working surface 11;
the front end of the translation plate 32 is embedded between the front buckle plate 311 and the working surface 11, the rear end of the translation plate 32 is embedded between the rear buckle plate 312 and the working surface 11, and the translation plate 32 can translate along the two side directions of the workpiece feeding path of the working surface 11;
the driven wheel 51 fixing seat 33 is fixed above the translation plate 32, and the driven wheel 51 is rotatably connected with the driven wheel 51 fixing seat 33 through a rolling shaft 34 and two deep groove ball bearings 35;
and the jacking oil cylinder 36 is fixed on the working surface 11, and the output end of the jacking oil cylinder 36 is fixedly connected with the fixed seat 33 of the driven wheel 51.
The working principle of the embodiment is as follows:
the section steel cold bending machine conveys OUT processed bent section steel at a certain speed, the bent section steel enters from a processing inlet IN of the machine base 10, passes through a working surface 11 of the machine base 10 and carries OUT punching operation, and then the bent section steel is conveyed OUT from a processing outlet OUT of the machine base 10; in the process, the machine base 10 compresses the bent section steel through the translation mechanism 30 and the two sets of sliding mechanisms 20, conveys the bent section steel through the driving wheel mechanism 40 and the driven wheel 51, and enables the running speed of the bent section steel on the machine base 10 to be matched with the conveying speed of the section steel cold bending machine;
because the position of the output port of the section steel cold bending machine is fixed, when the section steel cold bending machine processes and conveys bent section steel with different diameters and different thicknesses, the feeding path of the bent section steel is also changed, and the position of the machine base 10 needs to be adjusted accordingly, namely the bent section steel is clamped by adjusting the position of the machine base 10 on the linear guide rail 71 and the positions of the translation mechanism 30 and the two sets of sliding mechanisms 20;
since the position of the linear guide 71 relative to the section steel bending machine is fixed, if the diameter of the bent section steel processed by the section steel bending machine changes relatively greatly, the adjustment distance of the moving stroke of the translation mechanism 30 and the sliding mechanism 20 also needs to be relatively large. By providing the rotating device 60 at the bottom of the stand 10, the angle of the stand 10 can be adjusted according to the curved sections of different diameters, and thus the moving stroke required by the translation mechanism 30 and the sliding mechanism 20 can be reduced.
The specific implementation process comprises the following steps:
firstly, moving the base plate 61 and the stand 10 to a proper position along the linear track, and then rotating the stand 10 through a rotating device 60 to adjust the relative angle between the stand 10 and the base plate 61, so that the positions of the driving rollers 43 and the driven rollers 51 are closer to the bent section steel;
further adjusting the sets of sliding mechanisms 20 to enable the driving rollers 43 to contact with the bent section steel tangentially, specifically, twisting the screw rod 23 to enable the mounting seat 26 and the sliding plate 22 to move relative to the machine base 10, and further to enable the upper fixing plate 281 and the lower fixing plate 282 to move, and further to enable the corresponding driving rollers 43 to move and contact with the bent section steel tangentially, and to press the bent section steel tightly;
further adjusting the translation mechanism 30 to enable the driven wheel 51 to be in tangential contact with the bent section steel, specifically, adjusting the jacking oil cylinder 36 to enable the translation plate 32 and the fixed seat 33 of the driven wheel 51 to move together relative to the working surface 11, further enabling the driven wheel 51 fixed on the fixed seat 33 of the driven wheel 51 to be in tangential contact with the bent section steel, and pressing the bent section steel;
then, the hydraulic motor 45 and the section steel cold bending machine are started, so that the hydraulic motor 45 drives the driving roller 43 to rotate, further drives the bent section steel to move on the working surface 11, and simultaneously the driven wheel 51 also rotates along with the driving roller; the rotating speed of the hydraulic motor 45 is adjusted by adjusting the speed regulating valve, so that the running speed of the bent section steel on the machine base 10 is matched with the conveying speed of the section steel cold bending machine;
finally, when the bent shape steel is conveyed to a designated position on the work surface 11, the punching cylinder 14 is actuated to operate the punch 16 and the die 13 and punch the bent shape steel.
Compared with the prior art, the utility model has the advantages that the base is arranged in a way of reciprocating along a straight line, and the pressing and feeding device is arranged on the base, so that the section steel which is directly conveyed out by the section steel cold bending machine and has different bending radii and different thicknesses can be automatically punched; the pressing device and the feeding device are combined into the pressing and feeding device, so that the structure is more compact, and the space and the materials are saved; through setting up the frame with rotatable mode, reducible glide machanism and the required travel of translation mechanism make its structure compacter, also make when processing different bending radius's shaped steel, but quick adjustment compresses tightly and feeding device improves work efficiency.
In addition, the base plate is vertically provided with the plurality of deep groove ball bearings, so that the base above the base plate can be supported, and meanwhile, the base can rotate more smoothly and stably; through setting up cylindrical helical compression spring, can cushion the impact force that the machine produced when the operation of punching a hole, reduce the vibration of whole machine, improve the machine life-span.
The above-mentioned embodiments only represent one embodiment of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims (9)

1. The utility model provides a rotary movement formula shaped steel punching device, includes the frame, compresses tightly and feeding device, its characterized in that: the machine base is arranged in a rotatable mode and can reciprocate along a straight line, a working surface is horizontally arranged on the machine base, a female die base is arranged on the working surface, and a female die is arranged on the female die base; a punching oil cylinder is fixed above the base corresponding to the female die, and a male die is fixed at the output end of the punching oil cylinder through a male die clamping sleeve; the compressing and feeding device comprises two sets of sliding mechanisms, one set of translation mechanisms, two sets of driving wheel mechanisms and a driven wheel; the two sets of sliding mechanisms are arranged on one side of a workpiece feeding path of the working surface, and the translation mechanism is arranged on the other side of the workpiece feeding path of the working surface corresponding to the position between the two sets of sliding mechanisms; the two groups of driving wheel mechanisms are respectively fixed at the tail ends of the sliding mechanisms, and the driven wheel is fixed at the tail end of the translation mechanism.
2. The rotary movable type section steel punching apparatus according to claim 1, wherein: the sliding mechanism comprises
The upper pasting plate and the lower pasting plate are fixed on the machine base;
the upper end of the sliding plate is embedded between the upper pasting plate and the machine base, the lower end of the sliding plate is embedded between the lower pasting plate and the machine base, and the sliding plate can slide along the directions of two sides of a workpiece feeding path of the working surface;
the nut seat is fixed on the base, and the nut is fixed on the nut seat; the mounting seat is fixed on the sliding plate, and the check ring is fixed on the mounting seat; one end of the screw rod is connected with the nut, and the other end of the screw rod is connected with the check ring;
the upper fixing plate and the lower fixing plate are respectively and horizontally fixed at the upper end and the lower end of the side face of the sliding plate.
3. The rotary movable type section steel punching apparatus according to claim 2, wherein: and a reinforcing rib is also arranged between the upper fixing plate and the lower fixing plate.
4. The rotary movable type section steel punching apparatus according to claim 3, wherein: the driving wheel mechanism comprises
The two ends of the main transmission shaft are respectively and rotatably connected with the upper fixing plate and the lower fixing plate through bearings with seats;
the driving roller is fixed on the main transmission shaft and is arranged between the upper fixing plate and the lower fixing plate;
the motor seat is fixed at the bottom of the lower fixing plate;
and the motor is fixed on the motor seat, and the output end of the motor is connected with the lower end of the main transmission shaft through a connecting sleeve.
5. The rotary movable type section steel punching apparatus according to claim 4, wherein: the device also comprises a speed regulating valve; the motor is a hydraulic motor, and a speed regulating valve is arranged between an oil inlet of the hydraulic motor and the hydraulic pump.
6. The rotary movable type section steel punching apparatus according to claim 1, wherein: the translation mechanism comprises
The front buckle plate and the rear buckle plate are fixed on the working surface;
the front end of the translation plate is embedded between the front buckle plate and the working surface, the rear end of the translation plate is embedded between the rear buckle plate and the working surface, and the translation plate can translate along the directions of two sides of a workpiece feeding path of the working surface;
the driven wheel fixing seat is fixed above the translation plate, and the driven wheel is rotatably connected with the driven wheel fixing seat through a rolling shaft and two deep groove ball bearings;
and the jacking oil cylinder is fixed on the working surface, and the output end of the jacking oil cylinder is fixedly connected with the driven wheel fixing seat.
7. The rotary movable type section steel punching apparatus according to claim 1, wherein: also comprises a rotating device; the rotating device comprises
The base plate is fixed below the machine base;
the rotating shaft is inserted into the bottom of the base and the center of the base plate, and the lower end of the rotating shaft is sequentially connected with a gasket, a round nut stop washer and a round nut; and a thrust ball bearing is arranged on the rotating shaft corresponding to the position between the bottom of the machine base and the base plate.
8. The rotary movable type section steel punching apparatus according to claim 7, wherein: the rotating device also comprises a plurality of deep groove ball bearings, and a plurality of through holes are formed in the base plate along the central circumferential direction of the base plate; the deep groove ball bearings are uniformly and vertically arranged on the through holes of the base plate through fixing pin shafts, and the bottom of the machine base is in rolling contact with the surfaces of the deep groove ball bearings.
9. The rotary movable type section steel punching apparatus according to claim 8, wherein: the device also comprises a linear guide rail component; the linear guide rail assembly comprises
The two linear guide rails are arranged below the base plate;
the guide shafts are uniformly inserted on the base plate corresponding to the two linear guide rails, and the lower ends of the guide shafts are connected with the corresponding linear guide rails in a sliding manner;
the upper end of each guide shaft is respectively in threaded connection with one guide nut, and a cylindrical spiral compression spring is arranged between each guide nut and the base plate.
CN201920877407.0U 2019-06-11 2019-06-11 Rotary movable type section steel punching device Active CN210816948U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920877407.0U CN210816948U (en) 2019-06-11 2019-06-11 Rotary movable type section steel punching device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920877407.0U CN210816948U (en) 2019-06-11 2019-06-11 Rotary movable type section steel punching device

Publications (1)

Publication Number Publication Date
CN210816948U true CN210816948U (en) 2020-06-23

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920877407.0U Active CN210816948U (en) 2019-06-11 2019-06-11 Rotary movable type section steel punching device

Country Status (1)

Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110193550A (en) * 2019-06-11 2019-09-03 中铁五局集团第四工程有限责任公司 A kind of rotary moving fashioned iron hole punched device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110193550A (en) * 2019-06-11 2019-09-03 中铁五局集团第四工程有限责任公司 A kind of rotary moving fashioned iron hole punched device

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