CN210498551U

CN210498551U - Automatic cutting mechanism for heat conduction pipe

Info

Publication number: CN210498551U
Application number: CN201921427885.8U
Authority: CN
Inventors: 周守华
Original assignee: SHENZHEN KAIQIANG HEAT TRANSFER TECHNOLOGY CO LTD
Current assignee: SHENZHEN KAIQIANG HEAT TRANSFER TECHNOLOGY CO LTD
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-05-12
Anticipated expiration: 2029-08-30

Abstract

The utility model relates to an automatic mechanism that cuts of heat pipe in heat pipe processing field. Comprises a control circuit, a frame, and a feeding part, a cutting part and a discharging part which are arranged on the frame in sequence. The motor M2 drives the gyro wheel and carries the pipe fitting to the discharge end through cutting the portion, triggers pressure sensor when the pipe fitting front end reachs cutting the portion, and control circuit stops motor M2 promptly, and motor M1 operates simultaneously. The motor M1 and the air cylinder control the lifting and the operation of the cutter, and the lower cutter cuts the pipe fitting. In the cutting process after cutting, a first shifting piece on the shell shifts a second shifting piece on the material lifting plate, the material lifting rod is driven to push out the cut pipe fitting, and discharging is completed. The automatic cutting machine has the advantages of being convenient to operate and saving labor.

Description

Automatic cutting mechanism for heat conduction pipe

Technical Field

The utility model relates to a technical field is made to the heat pipe, concretely relates to automatic mechanism that cuts of heat pipe.

Background

The heat conducting pipe is suitable for narrow positions such as a slender core and an area which can not be reached by common cooling water, has good heat transfer performance, heat from one end can be rapidly transferred to the other end, and the cooling water is communicated at a proper position, so that an optimal heat conversion process is realized. The method is widely applied to the aspects of plastic mold maintenance, mold improvement, high-speed heat absorption and cooling, product appearance improvement and the like.

Need carry out suitable cutting to the heat pipe body as required in the heat pipe manufacturing process, mostly manual operation to the mode of cutting of pipe fitting among the prior art, mechanical operation has the pipe fitting location shortcoming inaccurate, that occupation of land space is too big.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough and defect of prior art, provide an automatic mechanism that cuts of heat pipe.

The purpose of the utility model is realized through the following technical scheme:

an automatic cutting mechanism for heat conduction pipes comprises a rack, and a feeding part, a cutting part and a discharging part which are sequentially connected with the rack, wherein the feeding part comprises a motor M2 and a roller wheel, the roller wheel is provided with a positioning groove around the circumferential direction of the roller wheel, and the roller wheel is driven to rotate by a motor M2; the cutting part comprises a motor M1 and a cutter with a shell, a pressing plate is arranged on one side of the shell close to the feeding part, and a first shifting piece is arranged on one side of the shell close to the discharging part; the discharging portion comprises blanking plates, a sensor, a lifting rod and a lifting plate, the blanking plates are arranged side by side at intervals to form fixing grooves, one ends, away from the cutting portion, of the fixing grooves are provided with pressure sensors, the lifting rod is arranged under the fixing grooves, the lifting plate is vertically arranged between the cutting portion and the blanking plates and is movably connected with the rack through a positioning pin, one side, close to the cutting portion, of the lifting plate is provided with a second shifting piece corresponding to the first shifting piece, and the lifting rod is fixedly connected with the lifting plate.

Specifically, the device further comprises a control circuit, when the sensor does not receive the pressure from the workpiece, the motor M2 is operated, when the sensor receives the pressure from the workpiece, a signal is sent to the control circuit, the motor M2 is stopped, and the motor M1 starts to operate.

Specifically, the control circuit is realized by a triode switch circuit.

Specifically, the device further comprises an air cylinder for controlling the cutter and the shell to lift.

Specifically, the first shifting piece is rotatably connected with the shell.

Specifically, one side of the blanking plate close to the fixing groove is higher than one side of the blanking plate far away from the fixing groove.

Specifically, the fixing groove, the cutter and the positioning groove are located on the same axis.

Specifically, the blanking plate is connected with the rack in a front-back sliding mode.

Compared with the prior art, the utility model following advantage and beneficial effect are included:

(1) the utility model discloses in, when the cutter was accomplished to cut the back and was played the sword, the second plectrum was dialled to first plectrum on the shell, drove and played the material pole and wear out from the dead lever, had realized automatic discharging's function. When the sensor has no pressure signal, the triode is in a cut-off state, when the motor M2 runs to drive the roller to feed, the motor M1 is static; when the sensor receives the pressure from the workpiece, a signal is transmitted to the base electrode of the triode, namely the switch is closed, the triode is in a saturated state, the motor M1 drives the cutter to rotate to start cutting, and at the moment, the motor M1 is short-circuited to stop working. The motor M1 and the motor M2 are respectively controlled by using the triode circuit as a switching circuit, so that the automatic adjustment of feeding and cutting is realized.

(2) The utility model discloses sliding connection is used for adjusting the length that cuts the pipe fitting between well blanking plate and the frame, conveniently processes out not unidimensional pipe fitting. One side that blanking plate is close to the fixed slot is higher than the one side of keeping away from the fixed slot, and the pipe fitting after conveniently cutting breaks away from equipment, accomplishes the ejection of compact.

Drawings

Fig. 1 is a top view of the present invention.

Fig. 2 is a schematic view of a combined structure of a material lifting plate and a material lifting rod.

Fig. 3 is a schematic view of the combination structure of the cutter and the housing.

Fig. 4 is a schematic structural view of the pressing plate.

In the figure: 1-a frame; 21-rolling a roller; 22-a positioning groove; 23-motor M2; 31-a cutter; 32-a housing; 33-a cylinder; 34-motor M1; 35-a press plate; 36-a first paddle; 41-blanking plate; 42-fixed groove; 43-a sensor; 44-a material lifting plate; 45-a second pick; 46-a locating pin; 47-a take-up bar; 48-supporting sheets;

Detailed Description

The present invention will be described in further detail with reference to the following examples and drawings, but the present invention is not limited thereto.

In the description of the present invention, it is to be noted that the terms "mounted," "provided," "connected," and the like are to be construed broadly unless otherwise expressly specified or limited. In the description of the present invention, it should be noted that the terms "center, upper, lower, left, right, vertical, horizontal, inner, outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1 to 4, the specific implementation process of the present invention is as follows:

an automatic cutting mechanism for heat conduction pipes comprises a machine frame 1 and a feeding portion, a cutting portion and a discharging portion which are sequentially connected to the machine frame 1.

The feeding part comprises a motor M2 and a roller 21, a positioning groove 22 around the circumferential direction of the roller 21 is arranged on the roller 21, and the roller 21 is driven by the motor M2 to rotate. The relative position of the roller 21 and the frame 1 is fixed by a roller shaft (not marked in the figure), and the roller 21 is driven by a motor M2 to rotate so as to convey the pipe to the cutting part. The positioning groove 22 in the circumferential direction of the roller 21 can limit the position of the pipe on the roller shaft, and the pipe axis is ensured not to deviate in the conveying process.

The cutting part comprises a motor M1 and a cutter 31 with a shell 32, wherein the shell 32 is coaxially connected with the cutter 31 and covers the upper part of the cutter 31 for protection.

Specifically, a pressing plate 35 is disposed on one side of the casing 32 close to the feeding portion, and a first shifting piece 36 is disposed on one side of the casing 32 close to the discharging portion. The pressing plate 35 is parallel to the cutter 31 and is fixedly connected with the shell 32 through a connecting rod, and the lower part of the pressing plate 35 is provided with a circular arc-shaped groove. The number of the first poking pieces 36 is even, the first poking pieces 36 are symmetrically distributed on the left side and the right side of the shell 32, the first poking pieces 36 are connected with the shell 32 through hinges, and the first poking pieces 36 on the left side and the right side can be erected or folded perpendicular to the plane where the cutter 31 is located according to actual needs.

Specifically, the device further comprises an air cylinder 33 for controlling the cutter 31 and the shell 32 to ascend and descend. The output end of the cylinder 33 is connected with the cutter 31 or the shell 32, the lifting of the cutter 31 is controlled by the cylinder 33, the cutter 31 falls to cut, the pressing plate 35 fixedly connected to the shell 32 falls along with the cutter, so that the pipe to be cut is pressed by the groove at the lower part of the pressing plate 35, the groove at the lower part of the pressing plate 35 and the positioning groove 22 on the roller 21 respectively press the upper side and the lower side of the pipe to be cut, and the pipe is doubly fixed; after cutting, the cutter 31 is lifted, and the pressing plate 35 is also lifted, so that the limitation on the pipe fitting is removed.

Preferably, the housing 32 may be provided with a vertical sliding groove, the connecting rod of the pressing plate 35 is inserted into the sliding groove and is connected with the housing 32 in a vertically sliding manner, and a spring is disposed between the upper side of the sliding groove and the connecting rod. When cutting, the shell 32 drives the pressing plate 35 to fall, the pressing plate 35 generates upward movement trend along the sliding groove under the action of the reaction force from the pipe fitting, so that the spring is compressed, the reaction force is overcome through the tension of the spring, and the pressing plate 35 can more stably press the pipe fitting to be cut.

The discharging part comprises a blanking plate 41, a sensor 43, a material lifting rod 47 and a material lifting plate 44. Preferably, the material lifting rod 47 is provided with a support sheet 48 fixedly connected.

The two blanking plates 41 are arranged side by side at intervals to form fixing grooves 42. The centers of the fixing groove 42, the cutter 31 and the positioning groove 22 are located on the same axis, which is the transmission path of the pipe: the pipe is conveyed through the positioning groove 22, and one end of the pipe continuously falls into the fixing groove 42 through the lower part of the cutter 31, and the cutter 31 falls to be aligned with the pipe to be cut.

Sensor 43 is fixed and is set up in the one end that the fixed slot 42 kept away from the portion of cutting, and when the one end of pipe fitting was carried ejection of compact portion, the front end of pipe fitting received frame 1 restriction to contact pressure sensor 43, stop forward promptly, the distance between pipe fitting front end and cutter 31 was promptly for waiting to cut the pipe fitting length this moment.

The material lifting rod 47 is arranged right below the fixing groove 42, the material lifting plate 44 is vertically arranged between the cutting part and the blanking plate 41, the material lifting plate 44 is movably connected with the frame 1 through the positioning pins 46 at the left side and the right side, one side of the material lifting plate 44 close to the cutting part is provided with a second shifting piece 45 corresponding to the first shifting piece 36, and the material lifting rod 47 is fixedly connected with the material lifting plate 44 (see the attached figure 2).

The clamping leg between the plane of the second shifting sheet 45 and the plane of the material lifting plate 44 is an acute angle and inclines upwards. When the knife is lifted, the first poking piece 36 moves upwards along with the shell 32, the second poking piece 45 is lifted by the first poking piece 36 in the vertical state, the first poking piece 36 in the retracted state does not contact the second poking piece 45, one side of the material lifting plate 44 is lifted, and due to the limitation of the positioning pin 46, the lifted side of the material lifting plate 44 rotates around the other side. The material lifting plate 44 drives the material lifting rod 47 fixedly connected with the material lifting plate to move upwards, penetrate out of the fixing plate, eject the cut pipe fittings out of the fixing groove 42 and roll out of one side of the material falling plate 41.

Specifically, the arrangement relationship between the first pulling piece 36 and the positioning pin 46 is as follows: when the left first shifting piece 36 is upright and the right first shifting piece 36 is folded, the left positioning pin 46 is taken out, and the right positioning pin 46 is inserted into the right side; when the left first shifting piece 36 is folded and the right first shifting piece 36 is erected, the right positioning pin 46 is taken out, and the left positioning pin 46 is inserted.

One side of the blanking plate 41 close to the fixing groove 42 is higher than one side far away from the fixing groove 42, so that the cut pipe fitting can conveniently roll out of the mechanism by using the self gravity.

The blanking plate 41 is connected with the frame 1 in a front-back sliding manner, and pipes with different lengths can be used in actual production, so that the blanking plate 41 is designed to be connected in a sliding manner, and pipes with different lengths can be cut.

The utility model discloses in still including control circuit, when sensor 43 did not receive the pressure from the work piece, motor M2 operation, when sensor 43 received the pressure from the work piece, sent the signal to control circuit, made motor M2 stall, motor M1 began to operate simultaneously.

Specifically, the control circuit may be implemented by a triode switch circuit, or the sensor 43 may be replaced by a mechanical contact, and the circuit switching between the motor M1 and the motor M2 may be implemented by a relay switch circuit.

The utility model discloses a concrete implementation process does:

s01, adjusting the distance between the discharging part sensor 43 and the cutter 31 according to the length of the pipe fitting as required, retracting the first shifting piece 36 on one side where the collecting device is located, and taking out the side locating pin 46;

the S02 control circuit starts the motor M2 to run, drives the roller 21 to run: the pipe fitting is driven by the roller 21 to move from the feeding part to the discharging part through the cutting part;

s03, the front end of the pipe contacts the sensor 43, the sensor 43 sends a signal to the control circuit, the motor M2 stops rotating, and the motor M1 is started;

s04, starting the air cylinder 33 to enable the cutter 31 to fall, enabling the pressing plate 35 to fall along with the shell 32 to fix the pipe fitting, and starting cutting;

s05, after the cutting is finished, the cylinder 33 drives the lower cutter 31 to lift, and when the first shifting piece 36 passes through the second shifting piece 45 in the process of lifting the housing 32, the material lifting plate 44 is driven to rotate around the positioning pin 46, and the material lifting rod 47 moves upward to eject the cut pipe, so that the pipe is taken out of the fixing groove 42 and falls into the collecting device through the material lifting plate 44.

The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present 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. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides an automatic mechanism that cuts of heat pipe, includes the frame and the feeding portion, the portion of cutting, the ejection of compact portion that connect gradually in the frame, its characterized in that: the feeding part comprises a motor M2 and a roller wheel, a positioning groove surrounding the roller wheel in the circumferential direction is arranged on the roller wheel, and the roller wheel is driven by the motor M2 to rotate; the cutting part comprises a motor M1 and a cutter with a shell, a pressing plate is arranged on one side of the shell close to the feeding part, and a first shifting piece is arranged on one side of the shell close to the discharging part; the discharging portion comprises blanking plates, a sensor, a lifting rod and a lifting plate, the blanking plates are arranged side by side at intervals to form fixing grooves, one ends, away from the cutting portion, of the fixing grooves are provided with pressure sensors, the lifting rod is arranged under the fixing grooves, the lifting plate is vertically arranged between the cutting portion and the blanking plates and is movably connected with the rack through a positioning pin, one side, close to the cutting portion, of the lifting plate is provided with a second shifting piece corresponding to the first shifting piece, and the lifting rod is fixedly connected with the lifting plate.

2. The automatic cutting mechanism for heat conduction pipes according to claim 1, characterized in that: the device also comprises a control circuit, wherein when the sensor does not receive pressure from the workpiece, the motor M2 is operated, and when the sensor receives the pressure from the workpiece, a signal is sent to the control circuit, so that the motor M2 stops rotating, and the motor M1 starts to operate.

3. The automatic cutting mechanism for heat conduction pipes according to claim 2, characterized in that: the control circuit is realized by a triode switch circuit.

4. The automatic cutting mechanism for heat conduction pipes according to claim 1, characterized in that: the device also comprises an air cylinder for controlling the cutter and the shell to lift.

5. The automatic cutting mechanism for heat conduction pipes according to claim 1, characterized in that: the first shifting piece is rotatably connected with the shell.

6. The automatic cutting mechanism for heat conduction pipes according to claim 1, characterized in that: one side of the blanking plate close to the fixing groove is higher than one side of the blanking plate far away from the fixing groove.

7. The automatic cutting mechanism for heat conduction pipes according to claim 1, characterized in that: the fixing groove, the cutter and the positioning groove are located on the same axis.

8. The automatic cutting mechanism for heat conduction pipes according to claim 1, characterized in that: the blanking plate is connected with the frame in a front-back sliding mode.