CN210497897U - Tubular section bar piercing press - Google Patents

Tubular section bar piercing press Download PDF

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Publication number
CN210497897U
CN210497897U CN201921049005.8U CN201921049005U CN210497897U CN 210497897 U CN210497897 U CN 210497897U CN 201921049005 U CN201921049005 U CN 201921049005U CN 210497897 U CN210497897 U CN 210497897U
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CN
China
Prior art keywords
block
base frame
punching
linear driver
straight line
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Active
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CN201921049005.8U
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Chinese (zh)
Inventor
丁明慧
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Guangdong Naishite Machinery Co ltd
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Guangdong Naishite Machinery Co ltd
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Priority to CN201921049005.8U priority Critical patent/CN210497897U/en
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Abstract

The utility model discloses a tubular section bar piercing press, including the bed frame, be equipped with the bed die on the bed frame, the upper surface of bed die is equipped with the open slot, is equipped with the station that punches a hole on the open slot, and the transverse dimension of the station that punches a hole equals with the transverse dimension of open slot, and the left side of the station that punches a hole, right side are equipped with the bolt of horizontal setting respectively, two bolts respectively with bed frame horizontal sliding connection. By arranging the bolts, after the tubular section is placed on the punching station in use, the bolts at two sides are inserted into the tubular section, so that the tubular section cannot move back and forth and up and down; by setting the transverse size of the punching station to be equal to that of the open slot, the side wall of the open slot limits the left and right movement of the tubular section bar, and the left and right positions of the tubular section bar are fixed; meanwhile, the bolt is inserted into the tubular section bar and can support the pipe wall of the tubular section bar, so that the tubular section bar is not easy to deform during punching.

Description

Tubular section bar piercing press
Technical Field
The utility model relates to a sheet metal working technical field, in particular to tubular section bar piercing press.
Background
Punching is one of the common processes in tubular profile processing, and the tubular profile needs to be fixed during punching. Because the tubular section bar is hollow, the tubular section bar is easy to deform due to overlarge clamping force when the tubular section bar is clamped and fixed, and the existing punching machine clamps the tubular section bar through an elastic gasket so as to solve the problem; however, the punching pin applies force to the pipe wall of the tubular section from outside to inside during punching, and the tubular section is easily deformed by the process. Thus, the prior art still has disadvantages.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: provides a tubular section punching machine which is not easy to deform during punching.
The utility model provides a solution of its technical problem is:
the utility model provides a tubular section bar piercing press, includes the bed frame, be equipped with the bed die on the bed frame, the upper surface of bed die is equipped with the open slot, run through the bed die around the open slot, be equipped with the station that punches a hole on the open slot, the transverse dimension of the station that punches a hole equals with the transverse dimension of open slot, the left side of the station that punches a hole, the right side are equipped with the bolt of horizontal setting respectively, two the bolt respectively with bed frame horizontal sliding connection.
As a further improvement of the technical scheme, a punching mechanism is further arranged on the base frame and comprises a base and a second linear driver, the base is connected with the base frame in a vertical sliding mode, a plurality of vertically arranged punching needles are arranged at the bottom of the base, and the punching needles are arranged right above a punching station; the fixed end and the movable end of the second linear driver are arranged up and down, the fixed end of the second linear driver is fixedly arranged on the base frame, and the movable end of the second linear driver is arranged on the base.
As a further improvement of the above technical scheme, the base frame is further provided with a pressing mechanism, the pressing mechanism comprises a pressing block, a lever and a first linear driver, a fulcrum of the lever is hinged to the base frame, one end of the lever is hinged to a movable end of the first linear driver, the other end of the lever is fixedly connected with the pressing block, the pressing block is arranged above the punching station, a fixed end and a movable end of the first linear driver are vertically arranged, and a fixed end of the first linear driver is fixedly arranged on the base frame.
As a further improvement of the above technical solution, the two pins are respectively connected with the base frame through a sliding assembly, the sliding assembly includes a first sliding rail transversely disposed and a first sliding block disposed on the first sliding rail, the two pins are respectively disposed on the two first sliding blocks, and both the two first sliding rails are disposed on the base frame; still be equipped with two third straight line drivers on the bed frame, two third straight line drivers are all transversely set up, and the stiff end of two third straight line drivers all sets firmly on the bed frame, the expansion end of two third straight line drivers respectively with two bolt connection.
As a further improvement of the above technical scheme, a first through hole penetrating through the lower die is formed in the lower die, a vertically arranged positioning pin is arranged in the first through hole, the positioning pin is vertically and slidably connected with the first through hole, a vertically arranged fourth linear actuator is arranged at the bottom of the positioning pin, a fixed end and a movable end of the fourth linear actuator are respectively connected with the base frame and the positioning pin, and the positioning pin is arranged on the rear side of the punching station.
As a further improvement of the above technical solution, a first push block is arranged at the front end of the open slot, the first push block is arranged in the open slot, a fifth linear actuator is arranged on the front side of the first push block, a fixed end and a movable end of the fifth linear actuator are arranged in front and at the back, the fixed end of the fifth linear actuator is fixedly arranged on the base frame, and the first push block is arranged on the movable end of the fifth linear actuator.
As a further improvement of the technical scheme, a conveying channel which is transversely arranged is further arranged on the base frame, the left end section of the conveying channel is overlapped with the front end section of the open slot, a raw material box is arranged above the right side of the conveying channel, the raw material box is provided with a stacking cavity, the stacking cavity is vertically arranged in a plate shape, the stacking cavity is arranged in parallel to the front plane, and the top and the bottom of the raw material box are both open; a second push block is arranged below the opening at the bottom of the raw material box, a gap is formed between the second push block and the raw material box, and the second push block is arranged in the conveying channel; the second push block is connected with the base frame in a left-right sliding mode, the left end of the second push block is arranged on the right of the stacking cavity when the second push block moves to the rightmost side, and the right end of the second push block is arranged under the stacking cavity when the second push block moves to the leftmost side.
As a further improvement of the above technical scheme, a connecting piece is fixedly arranged on the front end face of the second pushing block, a second sliding block is arranged at the bottom of the connecting piece, a second sliding rail is transversely arranged on the base frame, and the second sliding block is arranged on the second sliding rail; the base frame is further provided with a sixth linear driver which is transversely arranged, the fixed end of the sixth linear driver is fixedly arranged on the base frame, and the movable end of the sixth linear driver is connected with the connecting piece.
As a further improvement of the technical scheme, a groove is formed in the bottom of the open groove, a turnover block is arranged in the groove, a second through hole penetrating left and right is formed in the bottom of the turnover block, a second rotating shaft is arranged in the second through hole and connected with the inner wall of the groove, and the turnover block is rotatably connected with the lower die through the second rotating shaft; a through groove is vertically arranged above the second through hole, and the through groove penetrates through the turnover block from left to right; a seventh linear driver is arranged in front of the turnover block, the fixed end and the movable end of the seventh linear driver are arranged in front and at the back, the fixed end of the seventh linear driver is fixedly connected with the inner wall of the groove, the movable end of the linear driver is hinged with the turnover block, and a hinge shaft at the hinged position is arranged in the through groove; the vertical size of the turning block is larger than the depth of the groove, the transverse size of the turning block is smaller than the depth of the groove, so that the top of the turning block is arranged below the bottom surface of the open groove when the seventh linear driver is shortened, and the top of the turning block is arranged above the bottom surface of the open groove when the seventh linear driver is extended.
As a further improvement of the above technical solution, a lateral perpendicular line where a front edge of the punching station is located is referred to as a first straight line, a lateral perpendicular line where a top end of the turning block is located is referred to as a second straight line, an axis of the second rotating shaft is referred to as a third straight line, the first straight line is located right above or in front of the third straight line, and a distance between the first straight line and the third straight line is smaller than a distance between the second straight line and the third straight line.
The utility model has the advantages that: a tubular section punching machine is provided with bolts, when the tubular section punching machine is used, after the tubular section is placed on a punching station, the bolts on two sides are inserted into the tubular section, so that the tubular section cannot move back and forth and up and down; by setting the transverse size of the punching station to be equal to that of the open slot, the side wall of the open slot limits the left and right movement of the tubular section bar, and the left and right positions of the tubular section bar are fixed; meanwhile, the bolt is inserted into the tubular section bar and can support the pipe wall of the tubular section bar, so that the tubular section bar is not easy to deform during punching.
Drawings
In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.
Fig. 1 is a top view of the structure of an embodiment of the present invention;
FIG. 2 is a front view of the structure of the embodiment of the present invention;
FIG. 3 is a schematic cross-sectional view of FIG. 2;
FIG. 4 is a right side view of the structure of an embodiment of the present invention;
fig. 5 is a front view of the punching module according to the embodiment of the present invention;
fig. 6 is a top view of a punching module according to an embodiment of the present invention;
fig. 7 is a left side view of the structure of the punching module according to the embodiment of the present invention;
fig. 8 is a partially enlarged schematic view of a portion a in fig. 7.
Detailed Description
The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the connection relations mentioned herein do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection accessories according to the specific implementation situation. The utility model provides an each technical feature can the interactive combination under the prerequisite of conflict each other.
With reference to fig. 1 to 8, this is an embodiment of the invention, specifically:
the utility model provides a tubular section bar piercing press, includes bed frame 01, be equipped with bed die 51 on the bed frame 01, the upper surface of bed die 51 is equipped with open slot 11, run through bed die 51 around the open slot 11, be equipped with punching station 58 on the open slot 11, punching station 58's horizontal size equals with open slot 11's horizontal size, punching station 58's left side, right side are equipped with the bolt 33 of horizontal setting respectively, two bolt 33 respectively with bed frame 01 horizontal sliding connection. By arranging the bolts 33, after the tubular section is placed on the punching station 58 in use, the bolts 33 at two sides are inserted into the tubular section, so that the tubular section cannot move back and forth and up and down; by setting the transverse size of the punching station 58 to be equal to that of the open slot 11, the side wall of the open slot 11 limits the left and right movement of the tubular section, and the left and right positions of the tubular section are fixed; meanwhile, the bolt 33 is inserted into the tubular section bar and can support the pipe wall of the tubular section bar, so that the tubular section bar is not easy to deform during punching. Since the inner diameters of the tubular profiles of different specifications are different, the selected plug 33 needs to be matched with the inner diameter of the tubular profile.
Further as a preferred embodiment, a punching mechanism is further arranged on the base frame 01, the punching mechanism comprises a base 43 and a second linear driver 42, the base 43 is connected with the base frame 01 in a vertical sliding manner, a plurality of vertically arranged punching needles 45 are arranged at the bottom of the base 43, and the punching needles 45 are arranged right above the punching station 58; the fixed end and the movable end of the second linear driver 42 are arranged up and down, the fixed end of the second linear driver 42 is fixedly arranged on the base frame 01, and the movable end of the second linear driver 42 is arranged on the base 43. In this embodiment, the four corners of the base 43 are provided with upper and lower through holes, the through holes are provided with slide rods 41, the slide rods 41 are fixedly arranged on the base frame 01, the base 43 is connected with the base frame 01 by the slide rods 41 in an up-and-down sliding manner, and the second linear actuator 42 may be an air cylinder, a hydraulic cylinder or an electric push rod.
Further as a preferred embodiment, a pressing mechanism is further arranged on the base frame 01, the pressing mechanism includes a pressing block 44, a lever 46 and a first linear actuator 47, a fulcrum of the lever 46 is hinged to the base frame 01, one end of the lever 46 is hinged to a movable end of the first linear actuator 47, the other end of the lever 46 is fixedly connected to the pressing block 44, the pressing block 44 is arranged above the punching station 58, a fixed end and a movable end of the first linear actuator 47 are arranged up and down, and a fixed end of the first linear actuator 47 is fixedly arranged on the base frame 01. This also holds the tubular profile down onto the punching station 58 from above, further fixing the position of the tubular profile, wherein the first linear actuator 47 may be a pneumatic cylinder, a hydraulic cylinder or an electric push rod. The lower die 51, the punching mechanism, and the pressing mechanism described above are collectively referred to as a punching module 12.
Further as a preferred embodiment, the two pins 33 are respectively connected with the base frame 01 through a sliding assembly, the sliding assembly includes a first sliding rail 36 transversely arranged and a first sliding block 35 arranged on the first sliding rail 36, the two pins 33 are respectively arranged on the two first sliding blocks 35, and both the two first sliding rails 36 are arranged on the base frame 01; still be equipped with two third straight line drivers 31 on the bed frame 01, two third straight line drivers 31 all transversely set up, and the stiff end of two third straight line drivers 31 all sets firmly on the bed frame 01, the expansion end of two third straight line drivers 31 respectively with two bolt 33 is connected. Through setting up the subassembly that slides for moving about bolt 33 is steady, and the direction of removal is accurate, can accurately insert in the tubular section bar. The third linear actuator 31 may be an air cylinder, a hydraulic cylinder or an electric push rod.
Further as a preferred embodiment, a first through hole penetrating vertically is formed in the lower die 51, a positioning pin 32 vertically arranged is arranged in the first through hole, the positioning pin 32 is vertically and slidably connected with the first through hole, a fourth linear actuator 34 vertically arranged is arranged at the bottom of the positioning pin 32, a fixed end and a movable end of the fourth linear actuator 34 are respectively connected with the base frame 01 and the positioning pin 32, and the positioning pin 32 is arranged at the rear side of the punching station 58. When the tubular section is placed, the positioning pin 32 can be lifted firstly, the tubular section can be conveniently placed on the punching station 58 from front to back, after the bolt 33 is inserted into the tubular section, the positioning pin 32 is lowered, then punching is carried out, and after the punching is finished, the tubular section can be withdrawn from the punching station 58 backwards. The locating pins 32 are two in the embodiment, the two locating pins 32 are arranged at left and right intervals, the locating is more accurate, and the fourth linear driver 34 can be an air cylinder, a hydraulic cylinder or an electric push rod.
Further as a preferred embodiment, a first pushing block 03 is arranged at the front end of the opening groove 11, the first pushing block 03 is arranged in the opening groove 11, a fifth linear actuator 04 is arranged on the front side of the first pushing block 03, a fixed end and a movable end of the fifth linear actuator 04 are arranged in front and at the back, the fixed end of the fifth linear actuator 04 is fixedly arranged on the base frame 01, and the first pushing block 03 is arranged on the movable end of the fifth linear actuator 04. Like this place tubular section bar transversely at the front end of open slot 11, then fifth linear actuator 04 starts, first ejector pad 03 is tubular section bar propelling movement to station 58 department of punching a hole promptly, or tubular section bar backward movement under inertial effect, then stop by locating pin 32 and stop in station 58 department of punching a hole, fifth linear actuator 04 is the double-rod cylinder in this embodiment, first ejector pad 03 can directly set up on the activity end of double-rod cylinder, double-rod cylinder makes first ejector pad 03 can not control the slope, moreover, the steam generator is simple in structure, and the maintenance is simple and convenient.
As a further preferable embodiment, a conveying channel 10 arranged transversely is further arranged on the base frame 01, the left end section of the conveying channel 10 coincides with the front end section of the open slot 11, a raw material box 14 is arranged above the right side of the conveying channel 10, the raw material box 14 is provided with a stacking cavity 09, the stacking cavity 09 is in a vertically arranged plate shape, the stacking cavity 09 is arranged in parallel to the front plane, and the top and the bottom of the raw material box 14 are both open; a second push block 07 is arranged below the open bottom of the raw material box 14, a gap is formed between the second push block 07 and the raw material box 14, and the second push block 07 is arranged in the conveying channel 10; the second pushing block 07 is connected with the base frame 01 in a left-right sliding mode, the left end of the second pushing block 07 is arranged on the right of the stacking cavity 09 when the second pushing block 07 moves to the rightmost side, and the right end of the second pushing block 07 is arranged right below the stacking cavity 09 when the second pushing block 07 moves to the leftmost side. By arranging the raw material box 14, the tubular section can be stacked in the stacking cavity 09, when the tubular section is conveyed, the second pushing block 07 moves to the right side, the tubular section in the stacking cavity 09 integrally moves downwards, the tubular section positioned at the lowest position falls into the conveying channel 10, then the second pushing block 07 moves to the left, the tubular section positioned at the lowest position moves to the left along the conveying channel 10, the conveying is finished, and then the second pushing block 07 returns to the original position; because the raw material box 14 is vertically arranged, most of the tubular sectional materials are vertically stacked in the raw material box 14, and occupy a small area; the material box 14 is arranged above the right side of the conveyor channel 10 and does not prevent the operator from observing the tubular profile at the punching station 58. The top of the raw material box 14 is open, so that operators can add new tubular sections even in the conveying process, and can put the new tubular sections in batches to be stacked in the stacking cavity 09, and the operation is simple and convenient; when the second push block 07 moves to the rightmost side, the left end of the second push block 07 is arranged on the right of the stacking cavity 09, so that the tubular section can fall down; when the second pushing block 07 moves to the leftmost side, the right end of the second pushing block 07 is arranged right below the stacking cavity 09, so that other tubular profiles cannot fall into the conveying channel 10 when the lowermost tubular profile is conveyed.
As a further preferable embodiment, a connecting piece 06 is fixedly arranged on the front end surface of the second pushing block 07, a second sliding block 13 is arranged at the bottom of the connecting piece 06, a second sliding rail 05 transversely arranged is arranged on the base frame 01, and the second sliding block 13 is arranged on the second sliding rail 05; the base frame 01 is further provided with a sixth linear driver 02 transversely arranged, the fixed end of the sixth linear driver 02 is fixedly arranged on the base frame 01, and the movable end of the sixth linear driver 02 is connected with the connecting piece 06. Through setting up second slider 13 and second slide rail 05, the removal of connecting piece 06 is steady, and the moving direction is accurate, and sixth linear actuator 02 wherein can be cylinder, pneumatic cylinder or electric putter.
Further as a preferred embodiment, a groove 52 is formed in the bottom of the open slot 11, an overturning block 54 is arranged in the groove 52, a second through hole penetrating left and right is formed in the bottom of the overturning block 54, a second rotating shaft 57 is arranged in the second through hole, the second rotating shaft 57 is connected with the inner wall of the groove 52, and the overturning block 54 is rotatably connected with the lower die 51 through the second rotating shaft 57; a through groove 55 is vertically arranged above the second through hole, and the through groove 55 penetrates through the turnover block 54 from left to right; a seventh linear driver 53 is arranged in front of the turning block 54, a fixed end and a movable end of the seventh linear driver 53 are arranged in front and at back, the fixed end of the seventh linear driver 53 is fixedly connected with the inner wall of the groove 52, the movable end of the linear driver is hinged with the turning block 54, and a hinge shaft 56 at the hinged position is arranged in the through groove 55; the vertical dimension of the turning block 54 is greater than the depth of the groove 52, and the transverse dimension of the turning block 54 is less than the depth of the groove 52, so that the top of the turning block 54 is arranged below the bottom surface of the open slot 11 when the seventh linear driver 53 is shortened, and the top of the turning block 54 is arranged above the bottom surface of the open slot 11 when the seventh linear driver 53 is extended. Some tubular profiles require holes to be drilled therethrough, so that burrs are formed on the bottom surface of the tubular profile at the edges of the holes, and the burrs are embedded in the lower mold 51, resulting in difficulty in removing the tubular profile from the lower mold 51. Therefore, by arranging the turning block 54, after the punching is finished, the seventh linear driver 53 extends to enable the turning block 54 to turn upwards, the tubular section on the punching station 58 is jacked upwards, then the linear driver is shortened to enable the turning block 54 to turn downwards and return to the groove 52, and the subsequent feeding and punching of the tubular section cannot be blocked; meanwhile, when the turning block 54 jacks up the tubular section, because the top of the turning block 54 is turned from front to back, the turning block 54 applies backward force to the tubular section, so that the tubular section moves upward to be separated from the lower die 51 and also moves backward to leave the punching station 58, and the next tubular section can move to the punching station 58 for punching. The seventh linear actuator 53 may be an air cylinder, a hydraulic cylinder or an electric push rod.
In a further preferred embodiment, a perpendicular side line where the front edge of the punching station 58 is located is referred to as a first straight line, a perpendicular side line where the top end of the turning block 54 is located is referred to as a second straight line, an axis of the second rotating shaft 57 is referred to as a third straight line, the first straight line is located right above or in front of the third straight line, and a distance between the first straight line and the third straight line is smaller than a distance between the second straight line and the third straight line. Since the front edge of the bottom of the tubular section is arranged on the front edge of the punching station 58 during punching, when the turning block 54 jacks up the tubular section, the top of the turning block 54 is higher than the bottom of the tubular section, and the turning block 54 applies a backward pushing force to the tubular section in addition to an upward force, so that the tubular section moves upward to be separated from the lower die 51 and also moves backward to leave the punching station 58, and the next tubular section can move to the punching station 58 for punching.
While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the foregoing and various other changes, omissions and deviations in the form and detail thereof may be made without departing from the scope of this invention.

Claims (10)

1. A tubular section bar piercing press which characterized in that: the punching die comprises a base frame, be equipped with the bed die on the base frame, the upper surface of bed die is equipped with the open slot, run through the bed die around the open slot, be equipped with the station of punching a hole on the open slot, the transverse dimension of the station of punching a hole equals with the transverse dimension of open slot, the left side of the station of punching a hole, the right side are equipped with the bolt of horizontal setting respectively, two the bolt respectively with base frame horizontal sliding connection.
2. The tubular profile punching machine according to claim 1, wherein: the base frame is further provided with a punching mechanism, the punching mechanism comprises a base and a second linear driver, the base is connected with the base frame in a vertical sliding mode, the bottom of the base is provided with a plurality of vertically arranged punching needles, and the punching needles are arranged right above punching stations; the fixed end and the movable end of the second linear driver are arranged up and down, the fixed end of the second linear driver is fixedly arranged on the base frame, and the movable end of the second linear driver is arranged on the base.
3. The tubular profile punching machine according to claim 1 or 2, wherein: the punching machine is characterized in that a pressing mechanism is further arranged on the base frame and comprises a pressing block, a lever and a first linear driver, the fulcrum of the lever is hinged to the base frame, one end of the lever is hinged to the movable end of the first linear driver, the other end of the lever is fixedly connected with the pressing block, the pressing block is arranged above a punching station, the fixed end and the movable end of the first linear driver are arranged up and down, and the fixed end of the first linear driver is fixedly arranged on the base frame.
4. The tubular profile punching machine according to claim 1, wherein: the two bolts are respectively connected with the base frame through a sliding assembly, the sliding assembly comprises a first sliding rail arranged transversely and a first sliding block arranged on the first sliding rail, the two bolts are respectively arranged on the two first sliding blocks, and the two first sliding rails are arranged on the base frame; still be equipped with two third straight line drivers on the bed frame, two third straight line drivers are all transversely set up, and the stiff end of two third straight line drivers all sets firmly on the bed frame, the expansion end of two third straight line drivers respectively with two bolt connection.
5. The tubular profile punching machine according to claim 1, wherein: the lower die is provided with a first through hole which penetrates through the lower die from top to bottom, a vertically arranged positioning pin is arranged in the first through hole, the positioning pin is connected with the first through hole in a vertical sliding mode, a vertically arranged fourth linear driver is arranged at the bottom of the positioning pin, the fixed end and the movable end of the fourth linear driver are respectively connected with the base frame and the positioning pin, and the positioning pin is arranged on the rear side of the punching station.
6. The tubular profile punching machine according to claim 1 or 5, wherein: the front end of open slot is equipped with first ejector pad, first ejector pad is located in the open slot, the front side of first ejector pad is equipped with fifth sharp driver, set up around stiff end, the expansion end of fifth sharp driver, the stiff end of fifth sharp driver is fixed to be located on the bed frame, the expansion end of fifth sharp driver is located to first ejector pad.
7. The tubular profile punching machine as set forth in claim 6, wherein: the base frame is also provided with a conveying channel which is transversely arranged, the left end section of the conveying channel is superposed with the front end section of the open slot, a raw material box is arranged above the right side of the conveying channel, the raw material box is provided with a stacking cavity, the stacking cavity is vertically arranged in a plate shape, the stacking cavity is parallel to the front plane, and the top and the bottom of the raw material box are both open; a second push block is arranged below the opening at the bottom of the raw material box, a gap is formed between the second push block and the raw material box, and the second push block is arranged in the conveying channel; the second push block is connected with the base frame in a left-right sliding mode, the left end of the second push block is arranged on the right of the stacking cavity when the second push block moves to the rightmost side, and the right end of the second push block is arranged under the stacking cavity when the second push block moves to the leftmost side.
8. The tubular profile punching machine as set forth in claim 7, wherein: a connecting piece is fixedly arranged on the front end face of the second pushing block, a second sliding block is arranged at the bottom of the connecting piece, a second sliding rail which is transversely arranged is arranged on the base frame, and the second sliding block is arranged on the second sliding rail; the base frame is further provided with a sixth linear driver which is transversely arranged, the fixed end of the sixth linear driver is fixedly arranged on the base frame, and the movable end of the sixth linear driver is connected with the connecting piece.
9. The tubular profile punching machine according to claim 1, wherein: the bottom of the open slot is provided with a groove, the groove is internally provided with a turnover block, the bottom of the turnover block is provided with a second through hole which penetrates through the left and right sides, a second rotating shaft is arranged in the second through hole and connected with the inner wall of the groove, and the turnover block is rotatably connected with the lower die through the second rotating shaft; a through groove is vertically arranged above the second through hole, and the through groove penetrates through the turnover block from left to right; a seventh linear driver is arranged in front of the turnover block, the fixed end and the movable end of the seventh linear driver are arranged in front and at the back, the fixed end of the seventh linear driver is fixedly connected with the inner wall of the groove, the movable end of the linear driver is hinged with the turnover block, and a hinge shaft at the hinged position is arranged in the through groove; the vertical size of the turning block is larger than the depth of the groove, the transverse size of the turning block is smaller than the depth of the groove, so that the top of the turning block is arranged below the bottom surface of the open groove when the seventh linear driver is shortened, and the top of the turning block is arranged above the bottom surface of the open groove when the seventh linear driver is extended.
10. The tubular profile punching machine of claim 9, wherein: the side perpendicular line that the preceding edge place of punching a hole station was called first straight line, the side perpendicular line that the top place of upset piece was called the second straight line, the axis of second pivot is called the third straight line, first straight line is located directly over the third straight line or preceding top, the distance of first straight line and third straight line is less than the distance of second straight line and third straight line.
CN201921049005.8U 2019-07-05 2019-07-05 Tubular section bar piercing press Active CN210497897U (en)

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Application Number Priority Date Filing Date Title
CN201921049005.8U CN210497897U (en) 2019-07-05 2019-07-05 Tubular section bar piercing press

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Application Number Priority Date Filing Date Title
CN201921049005.8U CN210497897U (en) 2019-07-05 2019-07-05 Tubular section bar piercing press

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Publication Number Publication Date
CN210497897U true CN210497897U (en) 2020-05-12

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Application Number Title Priority Date Filing Date
CN201921049005.8U Active CN210497897U (en) 2019-07-05 2019-07-05 Tubular section bar piercing press

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
CN111672968A (en) * 2020-07-21 2020-09-18 高冉冉 Steel construction building metal pipe fitting processing equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111672968A (en) * 2020-07-21 2020-09-18 高冉冉 Steel construction building metal pipe fitting processing equipment

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