CN212923439U

CN212923439U - Discharging structure of pipe cutting machine

Info

Publication number: CN212923439U
Application number: CN202021849013.3U
Authority: CN
Inventors: 沈庆龄; 徐章峰; 胡峰
Original assignee: Zhejiang Liqing Refrigeration Equipment Co ltd
Current assignee: Zhejiang Liqing Refrigeration Equipment Co ltd
Priority date: 2020-08-29
Filing date: 2020-08-29
Publication date: 2021-04-09
Anticipated expiration: 2030-08-29

Abstract

The utility model relates to a discharging structure of pipe cutting machine, relate to copper pipe cutting equipment's technical field, it includes the frame, the play flitch of slope form is installed to the one end of frame, the frame mounting has the one end of play flitch to install and connects the workbin, the one end fixedly connected with horizontal plate of play flitch, the interval is equipped with a plurality of blanking mouths on the horizontal plate, each blanking mouth department all installs the closure plate that is used for sealing the blanking mouth, each closure plate one side fixedly connected with axis of rotation, each axis of rotation rotates the one side of connecting at the blanking mouth that corresponds, horizontal plate and fixedly connected with regulating block are stretched out to each axis of rotation one end, the horizontal plate bottom side is provided with the mounting panel, slide on the mounting panel be connected with regulating block complex installation piece, be provided. The utility model discloses a setting of closing plate, drive arrangement and the piece that resets for blanking mouth on the horizontal plate is in the open mode in proper order, realizes piling up in order of copper pipe in connecing the workbin.

Description

Discharging structure of pipe cutting machine

Technical Field

The utility model belongs to the technical field of the technique of copper pipe cutting equipment and specifically relates to a discharge structure of pipe cutting machine is related to.

Background

The suction pipe assembly used on the existing refrigeration compressor is usually made of a copper pipe, when the machining process of the suction pipe is carried out, the copper pipe raw material needs to be cut and cut through a pipe cutting machine, then the copper pipe raw material is cut into the copper pipe with the equal length, and the assembly such as the suction pipe is conveniently assembled and machined subsequently.

Chinese patent with publication number CN201760670U discloses an automatic pipe cutting machine, which comprises a pipe cutting mechanism and a trapezoidal seat body, wherein the trapezoidal seat body is provided with a pipe cutting oil cylinder and a pipe cutting motor, a saw blade is arranged on one side of the head of the pipe cutting motor, a clamping device is arranged on one side of the saw blade on the trapezoidal seat body, and a feeding mechanism is arranged on one side of the trapezoidal seat body. The device transports the copper pipe raw materials through the feeding device, then clamps the copper pipe raw materials on the trapezoidal base body through the clamping device, and finally cuts the copper pipe raw materials through the pipe cutting mechanism.

The above prior art solutions have the following drawbacks: above-mentioned device is after having cut the copper pipe raw materials, and the copper pipe can drop to the workbin that connects through ejection of compact board usually, and the copper pipe is mixed and disorderly stacked after dropping to the workbin that connects, and then leads to there being more space between the copper pipe in the workbin that connects, has reduced to a certain extent and has connect the effective receiving volume of workbin to the copper pipe.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide a pipe cutting machine's ejection of compact structure can make the copper pipe pile up in order connecing the workbin, and the increase connects the workbin to a certain extent to the effective volume of receiving of copper pipe, improves and connects the work efficiency that the workbin was collected to the copper pipe.

The above object of the present invention is achieved by the following technical solutions:

a discharging structure of a pipe cutting machine comprises a frame, wherein one end of the frame is provided with an inclined discharging plate, a material receiving box is arranged at one end of the machine frame, which is provided with a discharging plate, one end of the discharging plate is fixedly connected with a horizontal plate, a plurality of blanking ports are arranged on the horizontal plate at intervals, a sealing plate used for sealing the blanking ports is arranged at each blanking port, one side of each sealing plate is fixedly connected with a rotating shaft, each rotating shaft is rotatably connected to one side of the corresponding blanking port, one end of each rotating shaft extends out of the horizontal plate and is fixedly connected with an adjusting block, the bottom side of the horizontal plate is provided with a mounting plate, the mounting plate is connected with a mounting block matched with the adjusting block in a sliding way, the mounting plate is provided with a driving device for driving the mounting block to move, and the rotating shaft is provided with a resetting piece for maintaining the sealing plate in a sealing state.

Through adopting above-mentioned technical scheme, go out the setting of flitch, play the effect that the copper pipe after the guide cutting got into in connecing the workbin, when the collection during operation of copper pipe is carried out to needs, utilize drive arrangement to drive the installation piece and take place the displacement, the installation piece bumps with each regulating block in proper order when taking place the displacement, the installation piece drives the regulating block and takes place to rotate, the regulating block further drives the axis of rotation and takes place to rotate, the axis of rotation drives the closing plate and takes place to rotate, and then make the blanking mouth be the open mode, the copper pipe further enters into from the blanking mouth and connects the workbin to collect. Along with the displacement of installation piece, preceding regulating block is kept away from to the installation piece, and the piece that resets makes the closing plate be in the encapsulated situation once more, so can make the blanking mouth on the horizontal plate open in proper order, and then carry out piling up of copper pipe in order and collect the work, and the increase is connect the workbin to a certain extent to the effective receiving volume of copper pipe, improves the work efficiency that connects the workbin to copper pipe collection.

The present invention may be further configured in a preferred embodiment as: the driving device comprises a servo motor and a lead screw, one end of the mounting plate is fixedly connected to the side wall of the rack, the servo motor is fixedly connected to the mounting plate, the lead screw is connected with an output shaft of the servo motor, a lead screw threaded hole matched with the lead screw is formed in the mounting block, and an adjusting piece used for changing the height of the mounting block is arranged between the mounting block and the mounting plate.

By adopting the technical scheme, when copper pipes are collected, the servo motor is started, the servo motor drives the lead screw to rotate, and the lead screw is matched with the lead screw threaded hole in the mounting block, so that the mounting block is displaced on the mounting plate; meanwhile, the adjusting piece is arranged, so that the effective height of the mounting block can be abutted against the adjusting block when the mounting block moves towards one end of the rack, and further, the sealing plates are sequentially pushed to be in an open state; when the installation piece reverse motion, the effective height of installation piece is less than the bottom of regulating block, and then avoids installation piece and regulating block butt for the closing plate is in the encapsulated situation.

The present invention may be further configured in a preferred embodiment as: the regulating part includes first lug, second lug, connecting block and connecting rod, the spread groove has been seted up along the direction of height to the installation piece, the connecting block with the connecting rod is installed in the spread groove, the bottom of connecting rod is provided with the wedge, the bottom butt of connecting rod the connecting block, the bottom of spread groove is followed mounting panel length direction run through seted up with the first mounting groove of connecting block complex, first lug with the second lug is installed respectively the one-to-one at the both ends of mounting panel.

By adopting the technical scheme, in an initial state, the first lug is clamped in the first mounting groove, the first lug pushes the connecting block to move to the position right below the connecting groove and abut against the connecting rod, and at the moment, one end, far away from the bottom of the connecting groove, of the connecting rod extends out of the end face of the mounting block, so that the mounting block can abut against the adjusting block, and the closing state of the sealing plate is changed; when the initial position was returned in the installation piece reverse motion, second lug joint got into in the first mounting groove and promoted the connecting block and move in first mounting groove, the bottom of the bottom butt spread groove of connecting rod, and then the connecting rod is kept away from in the one end entering spread groove of connecting groove bottom, has avoided installation piece and regulating block contact.

The present invention may be further configured in a preferred embodiment as: the piece that resets sets up to first torsional spring, the interval is provided with a plurality of L shaped plates on the horizontal plate lateral wall, the both ends of axis of rotation are rotated and are connected on the L shaped plate, first torsional spring cover is established the both ends of axis of rotation.

Through adopting above-mentioned technical scheme, the cooperation of first torsional spring and L shaped plate for the axis of rotation has the trend power that maintains the closing plate and be in the encapsulated situation, and then makes the installation piece keep away from behind the regulating block, and the closing plate is automatic to be realized closing.

The present invention may be further configured in a preferred embodiment as: connect the workbin with be provided with the connecting piece between the frame, the connecting piece include two first centre gripping arms and with two first centre gripping arm articulated second centre gripping arm, two first centre gripping arm fixed connection be in on the frame lateral wall, the both sides that connect the workbin are provided with the handle, seted up on first centre gripping arm and the second centre gripping arm with handle complex spacing groove.

By adopting the technical scheme, when the copper pipe in the material receiving box is fully loaded, the second clamping arm rotates around the hinge point, so that the limiting effect of the limiting grooves on the first clamping arm and the second clamping arm on the handle is relieved, and then a worker can disassemble the material receiving box from the rack and transport the copper pipe in the material receiving box; when the copper pipe collecting work is carried out on the material receiving box which is required to be installed on the rack again, the handle of the material receiving box is matched with the limiting groove in the first clamping arm, then the second clamping arm is rotated, and the locking effect of the position of the material receiving box is achieved through the matching of the second clamping arm and the first clamping arm.

The present invention may be further configured in a preferred embodiment as: the second centre gripping arm is located two between the first centre gripping arm, second centre gripping arm and two be provided with the hinge rod between the first centre gripping arm, the both ends of hinge rod and two be provided with the torsional spring between the first centre gripping arm.

Through adopting above-mentioned technical scheme, the setting of torsional spring provides for the second centre gripping arm and maintains the trend power that is clamping state with first centre gripping arm, strengthens the clamping action of first centre gripping arm and second centre gripping arm to the handle, can reduce to a certain extent and connect the workbin because the exogenic action takes place to break away from the probability of first centre gripping arm and second centre gripping arm.

The present invention may be further configured in a preferred embodiment as: a plurality of stripes are arranged in the limiting groove at intervals along the length direction of the handle.

Through adopting above-mentioned technical scheme, the setting of spacing inslot stripe has increased the contact surface roughness between spacing groove and handle to a certain extent, and then has increased the frictional force between spacing groove and handle, can reduce to a certain extent and connect the workbin because the exogenic action takes place to break away from the probability of first centre gripping arm and second centre gripping arm.

The present invention may be further configured in a preferred embodiment as: first centre gripping arm with be provided with between the second centre gripping arm and be used for the locking piece of second centre gripping arm position, be provided with the stopper on the first centre gripping arm, run through on the stopper and seted up the through-hole, the locking piece includes spring, gag lever post and closing cap, the mounting groove has been seted up on the both sides wall of second centre gripping arm, the spring with the gag lever post is installed in the mounting groove, the tip of gag lever post be provided with stopper complex guide inclined plane, closing cap threaded connection be in the mounting groove notch, offer the confession on the closing cap the trompil that the gag lever post tip passed.

Through adopting the above technical scheme, the setting on gag lever post tip guide inclined plane, make when carrying out the locking work of second centre gripping arm, need not manual extrusion gag lever post, second centre gripping arm is taking place rotatory in-process, the guide inclined plane of gag lever post tip and the lateral wall butt of stopper, and then automatically to taking place the motion and compression spring in the mounting groove, when gag lever post tip motion to through-hole department, the elasticity that the spring resets and produces makes the gag lever post stretch out in mounting groove and the joint gets into the through-hole, realize the locking to second centre gripping arm position, and then need not staff's manual holding second centre gripping arm of drawing, conveniently carry out transportation work to the copper pipe in the butt joint workbin.

To sum up, the utility model discloses a following at least one useful technological effect:

1. through the arrangement of the sealing plate, the driving device and the reset piece, the blanking ports on the horizontal plate are sequentially in an open state, so that copper pipes sequentially enter the material receiving box from the blanking ports to be collected, the copper pipes are orderly stacked in the material receiving box, the effective receiving volume of the material receiving box is increased to a certain extent, and the receiving efficiency of the material receiving box is improved;

2. through the arrangement of the first clamping arm and the second clamping arm, the work of mounting and dismounting the material receiving box on the rack can be realized, and the cut copper pipes in the material receiving box can be conveniently transported;

3. through the cooperation of through-hole on locking piece and the stopper, realize the locking effect to second centre gripping arm, and then need not staff's manual drawing and hold second centre gripping arm, make things convenient for the staff to dock the workbin and remove.

Drawings

FIG. 1 is a schematic perspective view of the whole structure of the present embodiment;

FIG. 2 is a schematic view of an exploded structure at the handle of FIG. 1, showing a connection structure of the handle and the connection member;

FIG. 3 is a cross-sectional view of the position-limiting rod in FIG. 2, showing a detailed structure of the locking member;

FIG. 4 is a schematic view of the structure of FIG. 1 at the level plate;

FIG. 5 is a schematic view of the structure at the mounting plate of FIG. 1, showing a specific structure of the driving device;

fig. 6 is a schematic sectional view in a vertical direction at the mounting block of fig. 5.

In the figure, 100, a rack; 110. a discharge plate; 120. a horizontal plate; 130. a material receiving box; 140. a first clamp arm; 141. a first L-shaped bar; 142. a first lever; 150. a second clamp arm; 151. a second L-shaped bar; 152. a second lever; 160. a limiting groove; 170. stripes; 180. a hinged lever; 200. a limiting block; 210. a spring; 220. a limiting rod; 230. sealing the cover; 240. mounting grooves; 250. a chassis; 280. a closing plate; 290. a rotating shaft; 310. an L-shaped plate; 320. a first torsion spring; 330. an adjusting block; 340. mounting a plate; 350. mounting blocks; 360. a servo motor; 370. a lead screw; 380. a first bump; 390. a second bump; 400. connecting blocks; 410. a connecting rod; 420. connecting grooves; 430. a first mounting groove; 440. a blocking plate; 450. a cylinder; 460. pushing the plate; 470. a handle.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a pipe cutting machine's ejection of compact structure, including frame 100, the one end fixedly connected with of the frame 100 ejection of compact is the play flitch 110 of slope form, installs cylinder 450 in the frame 100, and the piston rod fixedly connected with push pedal 460 of 450 department of cylinder 450 goes out the one end fixedly connected with horizontal plate 120 of keeping away from frame 100 of flitch 110, and frame 100 installs the one end of going out flitch 110 and installs and connect workbin 130, connects workbin 130 to be located the horizontal plate 120 under.

The end of the material receiving box 130 close to the rack 100 is fixedly connected with two handles 470, and the side wall of the end of the rack 100 where the material discharging plate 110 is installed is provided with a connecting piece matched with the handles 470, and the connecting piece comprises two first clamping arms 140 and a second clamping arm 150 hinged between the two first clamping arms 140. The first holding arm 140 further comprises a first L-shaped rod 141 and a first rod 142, the first L-shaped rod 141 and the first rod 142 are integrally formed, a limiting groove 160 is formed at the end face of the shorter end of the first L-shaped rod 141, the cross section of the limiting groove 160 is semicircular, and the side wall of one side of the first L-shaped rod 141 is fixedly connected with the side wall of the rack 100.

The second clamping arm 150 includes a second L-shaped rod 151 and a second rod 152, the second L-shaped rod 151 and the second rod 152 are integrally formed, a limiting groove 160 is formed on the end surface of the shorter end of the second L-shaped rod 151, the cross section of the limiting groove 160 is semicircular, and a plurality of stripes 170 are arranged in the limiting groove 160 at intervals along the circumferential direction of the handle 470 to increase the friction force between the handle 470 and the limiting groove.

The length of the second rod 152 is smaller than that of the first rods 142, a hinge rod 180 is arranged between the second rod 152 and the two first rods 142, the hinge rod 180 sequentially passes through the first rod 142, the second rod 152 and the other first rod 142, and torsion springs for maintaining the clamping state between the first L-shaped rod 141 and the second L-shaped rod 151 are installed at the end parts of the two ends of the hinge rod 180.

Referring to fig. 2 and 3, the two first rods 142 are fixedly connected with a limiting block 200 at one end far away from the first L-shaped rod 141, and the limiting block 200 penetrates through the first rod 142 in the width direction to form a through hole. Be provided with the locking piece that is used for locking second pole 152 position on first pole 142 and the second pole 152, the locking piece includes spring 210, gag lever post 220 and closing cap 230, second pole 152 both sides have seted up mounting groove 240 to second pole 152 inside, and mounting groove 240 is cylindrically, and gag lever post 220 and spring 210 are installed in mounting groove 240, spring 210's one end and mounting groove 240 fixed connection, spring 210's the other end and gag lever post 220 fixed connection. One end of the limiting rod 220 close to the bottom surface of the mounting groove 240 is fixedly connected with a chassis 250, and one end of the limiting rod 220 far away from the bottom surface of the mounting groove 240 is provided with a wedge-shaped block; the notch of the mounting groove 240 is provided with a threaded section, the cover 230 is provided with a hole for the end of the limiting rod 220 to pass through, and the diameter of the hole is larger than the diameter of the limiting rod 220 and smaller than the diameter of the chassis 250.

Referring to fig. 4, a plurality of blanking ports are arranged on the horizontal plate 120 at intervals, rectangular grooves matched with copper pipes are formed in the bottom surface of the material receiving box 130 inwards at intervals, the side wall of each blanking port is rotatably connected with a sealing plate 280 for sealing the blanking port, one side of each sealing plate 280 is fixedly connected with a rotating shaft 290, one end, far away from the rotating shaft 290, of each sealing plate 280 is provided with an inclined slope, two ends of each rotating shaft 290 extend out of end faces of two ends of each sealing plate 280, two sides of the horizontal plate 120 are fixedly connected with a plurality of L-shaped plates 310 at intervals along the length direction of the horizontal plate 120, and two ends of each rotating shaft 290 are respectively connected to the. A reset member for maintaining the closing plate 280 in a closed state is installed outside the rotating shaft 290, the reset member is a first torsion spring 320, the two first torsion springs 320 are respectively sleeved at two ends of the rotating shaft 290, one torsion arm of the first torsion spring 320 is located above the rotating shaft 290, and the other torsion arm of the first torsion spring 320 is fixedly connected with the horizontal plate 120 and is located above the horizontal plate 120.

Referring to fig. 4 and 5, one end of the rotating shaft 290 extends out of the L-shaped plate 310 and is far away from the side surface of the horizontal plate 120, and is fixedly connected with an adjusting block 330, the adjusting block 330 is perpendicular to the closing plate 280, a mounting plate 340 is fixedly connected to a side wall of the rack 100 close to the adjusting block 330, the mounting plate 340 is arranged along the length direction of the horizontal plate 120, the mounting plate 340 is slidably connected with a mounting block 350 matched with the adjusting block 330, and a driving device for driving the mounting block 350 to displace is arranged on the mounting plate 340.

The driving device comprises a servo motor 360 and a lead screw 370, the servo motor 360 is fixedly connected to one end, close to the rack 100, of the mounting plate 340, the lead screw 370 is coaxially connected with an output shaft of the servo motor 360, a lead screw threaded hole matched with the lead screw 370 is formed in the mounting block 350 in a penetrating mode along the length direction of the horizontal plate 120, and an adjusting piece used for changing the height of the mounting block 350 is arranged between the mounting block 350 and the mounting plate 340. The mounting plate 340 is provided with a chute, and the bottom end of the mounting block 350 is clamped into the chute.

Referring to fig. 5 and 6, the adjusting member includes a first projection 380, a second projection 390, a connecting block 400 and a connecting rod 410, the mounting block 350 has a connecting groove 420 along the height direction, the connecting block 400 and the connecting rod 410 are slidably connected in the connecting groove 420, the connecting block 400 is located below the connecting rod 410, one end of the connecting rod 410 close to the connecting block 400 is provided with a wedge-shaped block, and the bottom end of the connecting rod 410 abuts against the connecting block 400. The bottom end of the connecting groove 420 penetrates through the length direction of the mounting plate 340 to form a first mounting groove 430 for the connecting block 400 to pass through, the first projection 380 is fixedly connected to one end of the mounting plate 340 far away from the rack 100, and the wedge-shaped block of the connecting rod 410 is arranged towards the first projection 380. The second protrusion 390 is fixedly attached to the mounting plate 340 at an end thereof adjacent to the frame 100. The two end ports of the first mounting groove 430 are fixedly connected with a blocking plate 440, the blocking plate 440 is provided with a through hole for the first projection 380 and the second projection 390 to pass through, and the length of the second projection 390 is greater than that of the first projection 380.

The implementation principle of the embodiment is as follows:

when the cut copper pipe needs to be collected, the servo motor 360 is started, the servo motor 360 drives the screw rod 370 to rotate, the screw rod 370 is matched with the screw rod threaded hole on the mounting block 350, so that the mounting block 350 is displaced on the mounting plate 340, and in an initial state, the mounting block 350 is located at an end of the mounting plate 340 far from the rack 100, the first projection 380 pushes the connecting block 400 to move in the first mounting groove 430, the connecting block 400 further abuts against the wedge-shaped block of the connecting rod 410 and pushes the connecting rod 410 to move in the connecting groove 420, the top end of the connecting rod 410 extends out of the top end of the mounting block 350, so that the connecting rod 410 and the adjusting block 330 on the horizontal plate 120 collide with each other in sequence, the adjusting block 330 drives the rotating shaft 290 to rotate, the rotating shaft 290 further drives the closing plate 280 to rotate, and then make the blanking mouth on the horizontal plate 120 be in open state in proper order, the copper pipe falls the rectangular channel in proper order and piles up the work.

The mounting block 350 moves to the second protrusion 390, the second protrusion 390 abuts against and enters the first mounting groove 430, the connecting block 400 is pushed to move in the first mounting groove 430, the bottom end of the connecting rod 410 abuts against the bottom end of the connecting groove 420, the top end of the connecting rod 410 moves and enters the connecting groove 420, and collision between the mounting block 350 and the adjusting block 330 during reverse movement is avoided.

When copper pipe in the workbin 130 that needs to dock transports work, stimulate second centre gripping arm 150, second centre gripping arm 150 takes place to rotate around the pin joint, the lateral wall of gag lever post 220's wedge butt stopper 200, and then gag lever post 220 compression spring 210 enters into mounting groove 240 in, when gag lever post 220 moved the through-hole department on stopper 200, spring 210 resets the elasticity that produces and releases mounting groove 240 and the joint enters into the through-hole on stopper 200 with the tip of gag lever post 220 in, realize the fixed action to second centre gripping arm 150 position, then the staff promotes along the track that slides and connects workbin 130 and will connect the copper pipe transportation in the workbin 130 to next process department.

After the copper pipe in the material receiving box 130 is transported, the material receiving box 130 moves to one end of the rack 100 along the sliding track again, the handle 470 is clamped into the limiting groove 160 on the first clamping arm 140, then the limiting rod 220 is extruded, the second clamping arm 150 is clamped with the first clamping arm 140 again through the elastic force generated by resetting of the torsion spring, the clamping work of the handle 470 of the material receiving box 130 is further completed, and the installation work of the material receiving box 130 on the rack 100 is realized.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a discharge structure of pipe cutting machine, includes frame (100), its characterized in that: the material receiving box is characterized in that an inclined discharging plate (110) is installed at one end of the rack (100), a material receiving box (130) is installed at one end, where the discharging plate (110) is installed, of the rack (100), a horizontal plate (120) is fixedly connected to one end of the discharging plate (110), a plurality of blanking ports are arranged on the horizontal plate (120) at intervals, a sealing plate (280) used for sealing the blanking ports is installed at each blanking port, a rotating shaft (290) is fixedly connected to one side of each sealing plate (280), each rotating shaft (290) is rotatably connected to one side of the corresponding blanking port, one end of each rotating shaft (290) extends out of the horizontal plate (120) and is fixedly connected with an adjusting block (330), a mounting plate (340) is arranged on the bottom side of the horizontal plate (120), and a mounting block (350) matched with the adjusting block (330) is connected to the mounting plate (340, the mounting plate (340) is provided with a driving device for driving the mounting block (350) to displace, and the rotating shaft (290) is provided with a resetting piece for maintaining the sealing plate (280) in a sealing state.

2. The discharge structure of the pipe cutting machine according to claim 1, wherein: drive arrangement includes servo motor (360) and lead screw (370), mounting panel (340) one end fixed connection be in frame (100) lateral wall, servo motor (360) fixed connection be in on mounting panel (340), lead screw (370) with the output shaft of servo motor (360), seted up on installation piece (350) with lead screw (370) complex lead screw hole, installation piece (350) with be provided with between mounting panel (340) and be used for changing the regulating part of installation piece (350) height.

3. The discharge structure of the pipe cutting machine according to claim 2, wherein: the regulating part includes first lug (380), second lug (390), connecting block (400) and connecting rod (410), connecting groove (420) have been seted up along the direction of height to installation piece (350), connecting block (400) with connecting rod (410) are installed in connecting groove (420), the bottom of connecting rod (410) is provided with the wedge, the bottom butt of connecting rod (410) connecting block (400), the bottom of connecting groove (420) is followed mounting panel (340) length direction run through seted up with connecting block (400) complex first mounting groove (430), first lug (380) with second lug (390) respectively one-to-one install the both ends of mounting panel (340).

4. The discharge structure of the pipe cutting machine according to claim 1, wherein: reset and set up to first torsional spring (320), the interval is provided with a plurality of L shaped plates (310) on horizontal plate (120) lateral wall, the both ends of axis of rotation (290) are rotated and are connected on L shaped plate (310), first torsional spring (320) cover is established the both ends of axis of rotation (290).

5. The discharge structure of the pipe cutting machine according to claim 1, wherein: connect workbin (130) with be provided with the connecting piece between frame (100), the connecting piece include two first centre gripping arms (140) and with two first centre gripping arm (140) articulated second centre gripping arm (150), two first centre gripping arm (140) fixed connection be in on frame (100) the lateral wall, the both sides that connect workbin (130) are provided with handle (470), seted up on first centre gripping arm (140) and second centre gripping arm (150) with handle (470) complex spacing groove (160).

6. The discharge structure of the pipe cutting machine according to claim 5, wherein: the second clamping arm (150) is located between the two first clamping arms (140), a hinge rod (180) is arranged between the second clamping arm (150) and the two first clamping arms (140), and torsion springs are arranged between two ends of the hinge rod (180) and the two first clamping arms (140).

7. The discharge structure of the pipe cutting machine according to claim 5, wherein: a plurality of stripes (170) are arranged in the limiting groove (160) at intervals along the length direction of the handle (470).

8. The discharge structure of the pipe cutting machine according to claim 5, wherein: first centre gripping arm (140) with be provided with between second centre gripping arm (150) and be used for the locking piece of second centre gripping arm (150) position, be provided with stopper (200) on first centre gripping arm (140), run through on stopper (200) and seted up the through-hole, the locking piece includes spring (210), gag lever post (220) and closing cap (230), mounting groove (240) have been seted up on the both sides wall of second centre gripping arm (150), spring (210) with gag lever post (220) are installed in mounting groove (240), the tip of gag lever post (220) be provided with stopper (200) complex guide inclined plane, closing cap (230) threaded connection is in mounting groove (240) notch, offer the confession on closing cap (230) the trompil that gag lever post (220) tip passed.