阅读说明：本技术 一种往复驱动结构及ppr管用剪刀 (Reciprocating driving structure and scissors for PPR (polypropylene random) pipe ) 是由 阮国锋 于 2020-12-31 设计创作，主要内容包括：本发明涉及一种往复驱动结构及PPR管用剪刀,所述往复驱动结构包括工作台以及设置在所述工作台上的安装板,所述安装板之间设置有调节组件,所述调节组件通过连接件连接导向组件,所述导向组件上设置有传动杆,所述传动杆连接旋转组件,所述传动杆远离所述旋转组件的一端转动设置有转盘,所述转盘上固定设置有限位块,所述限位块与往复组件适配,所述往复组件活动连接连接杆,所述连接杆活动连接设置在所述固定件上的剪刀,所述PPR管用剪刀包括所述的往复驱动结构,所述PPR管用剪刀还包括设置在所述工作台上的挡板,所述挡板上固定设置有电机,所述电机连接正反转组件,所述正反转组件连接加速组件,所述加速组件连接所述丝杆,设计新颖,实用性强。(The invention relates to a reciprocating driving structure and scissors for PPR pipes, wherein the reciprocating driving structure comprises a workbench and mounting plates arranged on the workbench, an adjusting assembly is arranged between the mounting plates, the adjusting assembly is connected with a guide assembly through a connecting piece, the guide assembly is provided with a transmission rod, the transmission rod is connected with a rotating assembly, one end of the transmission rod, far away from the rotating assembly, is rotatably provided with a turntable, the turntable is fixedly provided with a limiting block, the limiting block is matched with the reciprocating assembly, the reciprocating assembly is movably connected with a connecting rod, the connecting rod is movably connected with scissors arranged on a fixing piece, the scissors for PPR pipes comprise the reciprocating driving structure, the scissors for PPR pipes further comprise a baffle plate arranged on the workbench, the baffle plate is fixedly provided with a motor, and the motor is connected with a forward and reverse rotating assembly, the positive and negative subassembly that changes is connected with higher speed subassembly, the subassembly that accelerates connects the lead screw, the modern design, the practicality is strong.)

1. The reciprocating driving structure is characterized by comprising a workbench (1) and two mounting plates (2) vertically arranged on the workbench (1), an adjusting assembly is arranged between the mounting plates (2), the adjusting assembly is connected with a guide assembly arranged between the mounting plates (2) through a connecting piece (12), a transmission rod (15) is rotatably arranged on the guide assembly, one end of the transmission rod (15) is connected with a rotating assembly arranged between the mounting plates (2), one end of the transmission rod (15) far away from the rotating assembly is rotatably provided with a turntable (18), a limit block (23) is fixedly arranged on the turntable (18), the limit block (23) is matched with a reciprocating assembly arranged between fixing pieces (17) on the adjusting assembly, and the reciprocating assembly is movably connected with a connecting rod (21), the connecting rod (21) is movably connected with scissors (22) arranged on the fixing piece (17).

2. A reciprocating drive arrangement according to claim 1, wherein the adjustment assembly comprises a screw (10) arranged between the mounting plates (2) and a threaded sleeve (11) in threaded engagement with the screw (10), the threaded sleeve (11) being connected at one end to the guide assembly via the connecting member (12) and at the other end to the fixing member (17).

3. A reciprocating drive structure as defined in claim 2, wherein the guiding assembly comprises a number one guiding rod (14) fixedly arranged between the mounting plates (2) and a sliding sleeve (13) movably arranged on the number one guiding rod (14) and connected with the threaded sleeve (11) through the connecting piece (12), the sliding sleeve (13) being rotatably provided with the driving rod (15).

4. A reciprocating drive arrangement as claimed in claim 1, characterized in that the rotating assembly comprises a rack plate (16) fixedly arranged between the mounting plates (2) and a third gear (24) connected to the transmission rod (15) and engaging with the rack plate (16).

5. A reciprocating drive structure as claimed in claim 1, wherein the reciprocating assembly comprises a second number guide rod (19) arranged between the fixing pieces (17) and a sliding block (20) arranged on the second number guide rod (19) in a sliding way, a groove is arranged on the sliding block (20), the groove is matched with the limiting block (23), and the connecting rod (21) is hinged on the sliding block (20).

6. The scissors for the PPR pipe is characterized by comprising the reciprocating driving structure as claimed in any one of claims 1 to 5, the scissors for the PPR pipe further comprises a baffle (4) vertically arranged on the workbench (1), a motor (7) is fixedly arranged on the baffle (4), the motor (7) is connected and arranged with a forward and reverse rotating assembly between the mounting plate (2) and the baffle (3), the forward and reverse rotating assembly is connected and arranged with an accelerating assembly on the mounting plate (2), and the accelerating assembly is connected with the screw rod (10).

7. The PPR pipe scissors according to claim 6, wherein the forward and reverse rotation assembly comprises an incomplete bevel gear (6) connected with the output shaft of the motor (7), and a first bevel gear (4) and a second bevel gear (5) engaged with the incomplete bevel gear (6) and rotatably arranged between the mounting plate (2) and the baffle plate (3), wherein the first bevel gear (4) and the second bevel gear (5) are connected with the accelerating assembly.

8. The scissors for PPR pipe as defined in claim 7, wherein the accelerating assembly comprises a first gear (8) rotatably disposed on the mounting plate (2) and connected with the first bevel gear (4) and the second bevel gear (5), and a second gear (9) engaged with the first gear (8) and rotatably disposed on the mounting plate (2), wherein the second gear (9) is connected with the screw rod (10).

Technical Field

The invention relates to the field of shearing, in particular to a reciprocating driving structure and scissors for a PPR pipe.

Background

The PPR water pipe is a polymer material pipe, and the PPR is short for English random copolymerization polypropylene. The PPR pipe is a renewal product of a UPVC water supply pipe, an aluminum plastic pipe, a PE-X pipe and a PE-RT pipe, the strength and the high temperature resistance of the polypropylene are well guaranteed due to the fact that the PPR pipe is a random copolymerization technology, so that the PPR pipe becomes a main force of a water pipe material, the PPR pipe is required to be cut in actual use to obtain a PPR pipe with a proper length for use, the traditional cutting mode needs one-section cutting, the efficiency is low, construction is delayed, and therefore the efficient PPR pipe scissors are very important.

Disclosure of Invention

The present invention is directed to a reciprocating driving structure and a pair of scissors for a PPR pipe, which solve the problems of the related art.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a reciprocating drive structure, reciprocating drive structure includes that workstation and perpendicular setting are in two mounting panels on the workstation, be provided with adjusting part between the mounting panel, adjusting part passes through the connecting piece and connects the setting and be in direction subassembly between the mounting panel, it is provided with the transfer line to rotate on the direction subassembly, the one end of transfer line is connected and is set up rotating assembly between the mounting panel, the transfer line is kept away from rotating assembly's one end is rotated and is provided with the carousel, the fixed stopper that is provided with on the carousel, the stopper is in with the setting reciprocating assembly adaptation between the mounting on the adjusting part, reciprocating assembly swing joint connecting rod, connecting rod swing joint sets up scissors on the mounting.

As a further scheme of the invention: the adjusting component comprises a screw rod arranged between the mounting plates and a threaded sleeve matched with the screw rod in a threaded mode, one end of the threaded sleeve is connected with the guide component through the connecting piece, and the other end of the threaded sleeve is connected with the fixing piece.

As a still further scheme of the invention: the direction subassembly is in including fixed setting a guide bar and activity between the mounting panel set up No. one the guide bar on and through the connecting piece with threaded sleeve connects's sliding sleeve, the last rotation of sliding sleeve is provided with the transfer line.

As a still further scheme of the invention: the rotating assembly comprises a rack plate fixedly arranged between the mounting plates and a third gear connected with the transmission rod and meshed with the rack plate.

As a still further scheme of the invention: reciprocating assembly is including setting up No. two guide bars between the mounting and slip the setting and be in slider on the No. two guide bars, be provided with the recess on the slider, the recess with the stopper adaptation, just it has to articulate on the slider the connecting rod.

The utility model provides a scissors for PPR pipe, scissors for PPR pipe include reciprocal drive structure, scissors for PPR pipe still includes and sets up perpendicularly baffle on the workstation, the fixed motor that is provided with on the baffle, the motor is connected and is set up the mounting panel with just reverse subassembly between the baffle, just reverse subassembly is connected and is set up acceleration assembly on the mounting panel, acceleration assembly connects the lead screw.

As a still further scheme of the invention: the forward and reverse rotation assembly comprises an incomplete bevel gear connected with the output shaft of the motor, and a first bevel gear and a second bevel gear which are meshed with the incomplete bevel gear and are rotatably arranged between the mounting plate and the baffle, and the first bevel gear and the second bevel gear are connected with the acceleration assembly.

As a still further scheme of the invention: the accelerating assembly comprises a first gear which is rotatably arranged on the mounting plate and is connected with the first bevel gear and the second bevel gear, and a second gear which is meshed with the first gear and is rotatably arranged on the mounting plate, and the second gear is connected with the screw rod.

Compared with the prior art, the invention has the beneficial effects that: the PPR pipe shearing machine is novel in design, when the PPR pipe shearing machine is used, the motor is driven to rotate, the motor drives the forward and reverse rotating assembly to work, the accelerating assembly is driven to realize forward and reverse rotation, the adjusting assembly is accelerated under the action of the accelerating assembly, the moving range of the adjusting assembly between the mounting plates is ensured to be large enough, the adjusting assembly acts to drive the guiding assembly to work, the guiding assembly drives the transmission rod to move, the rotating assembly drives the rotating disc to move, the rotating disc drives the rotating disc to rotate, the connecting rod is driven to move through the mutual matching of the limiting block and the reciprocating assembly, and the connecting rod is hinged with the scissors, so that the PPR pipe is sheared by.

Drawings

FIG. 1 is a schematic view of a reciprocating driving structure and an embodiment of a pair of scissors for PPR tube.

Fig. 2 is an enlarged schematic view of the structure at a in fig. 1.

Fig. 3 is an enlarged schematic view of the structure at B in fig. 1.

FIG. 4 is a schematic view showing the connection between the slider and the second guide bar in an embodiment of the reciprocating drive mechanism and the PPR tube shears.

In the figure: 1-workbench, 2-mounting plate, 3-baffle, 4-first bevel gear, 5-second bevel gear, 6-incomplete bevel gear, 7-motor, 8-first gear, 9-second gear, 10-lead screw, 11-threaded sleeve, 12-connecting piece, 13-sliding sleeve, 14-first guide rod, 15-transmission shaft, 16-rack plate, 17-fixing piece, 18-rotary table, 19-second guide rod, 20-sliding block, 21-connecting rod, 22-scissors, 23-limiting block and 24-third gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In addition, an element of the present invention may be said to be "fixed" or "disposed" to another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Referring to fig. 1 to 4, in an embodiment of the present invention, a reciprocating driving structure includes a worktable 1 and two mounting plates 2 vertically disposed on the worktable 1, an adjusting component is arranged between the mounting plates 2, the adjusting component is connected with a guide component arranged between the mounting plates 2 through a connecting piece 12, a transmission rod 15 is rotatably arranged on the guide component, one end of the transmission rod 15 is connected with the rotating component arranged between the mounting plates 2, one end of the transmission rod 15, which is far away from the rotating component, is rotatably provided with a turntable 18, a limiting block 23 is fixedly arranged on the turntable 18, the stop block 23 is fitted with a reciprocating assembly between the fixing pieces 17 provided on the adjusting assembly, the reciprocating assembly is movably connected with a connecting rod 21, and the connecting rod 21 is movably connected with scissors 22 arranged on the fixing piece 17.

In the embodiment of the invention, when the pipe shearing device is used, the adjusting component acts to drive the guide component to work, so that the guide component drives the transmission rod 15 to move to drive the rotating component to move, the rotating component drives the rotating disc 18 to rotate, the rotating disc 19 is matched with the reciprocating component through the limiting block 23 to drive the connecting rod 21 to move, and the connecting rod 21 is hinged with the scissors 22, so that the PPR pipe is sheared by the scissors.

As an embodiment of the present invention, the adjusting assembly includes a screw rod 10 disposed between the mounting plates 2 and a threaded sleeve 11 in threaded engagement with the screw rod 10, one end of the threaded sleeve 11 is connected to the guiding assembly through the connecting member 12, and the other end is connected to the fixing member 17.

In the embodiment of the invention, when the screw rod 10 rotates, the threaded sleeve 11 in threaded fit with the screw rod 10 acts on the screw rod 10 to reciprocate under the action of the guide assembly, and at the moment, the PPR pipes are arranged in a row, so that a plurality of PPR pipes can be cut, the automation degree is high, and the time for cutting the PPR pipes is saved.

As an embodiment of the present invention, the guiding assembly includes a first guiding rod 14 fixedly disposed between the mounting plates 2, and a sliding sleeve 13 movably disposed on the first guiding rod 14 and connected to the threaded sleeve 11 through the connecting member 12, wherein the sliding sleeve 13 is rotatably disposed with the driving rod 15.

In the embodiment of the invention, the threaded sleeve 11 is connected with the sliding sleeve 13 through the connecting piece 12, under the action of the first guide rod 14, the threaded sleeve 11 and the screw rod 10 are prevented from rotating together, so that the adjusting component is out of action, meanwhile, the transmission rod 15 is rotatably arranged on the sliding sleeve 13, the transmission rod 15 drives the rotating component to work, when the rotating component drives the transmission rod 15 to rotate, the rotating disk 18 is driven to rotate, the limiting block 23 arranged on the rotating disk 18 is matched with the reciprocating component to drive the connecting rod 21 to move, and the connecting rod 21 drives the scissors 22 to realize the shearing effect.

As an embodiment of the present invention, the rotating assembly includes a rack plate 16 fixedly disposed between the mounting plates 2 and a third pinion 24 coupled to the transmission rod 15 and engaged with the rack plate 16.

In the embodiment of the invention, when the screw rod 10 rotates, the threaded sleeve 11 is enabled to move between the mounting plates 2, the sliding sleeve 13 is driven to move through the connecting piece 12, the sliding sleeve 13 is driven to move to drive the transmission rod 15, so that the third gear 24 mounted on the transmission rod 15 interacts with the rack plate 16, the third gear 24 moves, the rotary disc 18 is driven to rotate, the reciprocating component is acted on, and the reciprocating component reciprocates.

As an embodiment of the present invention, the reciprocating assembly includes a second guide rod 19 disposed between the fixing members 17 and a sliding block 20 slidably disposed on the second guide rod 19, a groove is disposed on the sliding block 20, the groove is adapted to the limiting block 23, and the sliding block 20 is hinged to the connecting rod 21.

In the embodiment of the invention, when the cutting tool is used, the sliding sleeve 13 reciprocates under the action of the adjusting assembly to drive the rotating assembly to move and drive the turntable 18 to rotate, the turntable 18 is provided with the limiting block 23, the limiting block 23 is matched with the groove formed in the sliding block 20, so that when the turntable 18 rotates, the sliding block 20 reciprocates on the second guide rod 19 to drive the connecting rod 21 to move, and the connecting rod 21 is connected with the scissors 22 to realize a cutting effect.

As an embodiment of the present invention, a pair of PPR pipe scissors is further provided, where the pair of PPR pipe scissors includes the reciprocating driving structure, the pair of PPR pipe scissors further includes a baffle 4 vertically disposed on the working table 1, a motor 7 is fixedly disposed on the baffle 4, the motor 7 is connected to a forward and reverse rotation assembly disposed between the mounting plate 2 and the baffle 3, the forward and reverse rotation assembly is connected to an acceleration assembly disposed on the mounting plate 2, and the acceleration assembly is connected to the screw rod 10.

In the embodiment of the invention, when the device is used, the motor 7 is driven to rotate, the motor 7 drives the forward and reverse rotation assembly to work, the acceleration assembly is driven to realize forward and reverse rotation, and meanwhile, under the action of the acceleration assembly, the adjustment assembly is accelerated, so that the movement range of the adjustment assembly between the mounting plates 2 is ensured to be large enough.

As an embodiment of the invention, the forward and reverse rotation assembly comprises an incomplete bevel gear 6 connected with an output shaft of the motor 7, and a first bevel gear 4 and a second bevel gear 5 which are meshed with the incomplete bevel gear 6 and are rotatably arranged between the mounting plate 2 and the baffle plate 3, wherein the first bevel gear 4 and the second bevel gear 5 are connected with the acceleration assembly.

In the embodiment of the invention, when the motor 7 rotates, the incomplete bevel gear 6 is driven to rotate, part of the incomplete bevel gear 6 with teeth is toothless, when the toothed part is combined with the first bevel gear 4, the toothless part is combined with the second bevel gear 5, so that the forward and reverse rotation is realized, and the first bevel gear 4 and the second bevel gear 5 are connected with the accelerating assembly, so as to drive the screw rod 10 to realize the forward and reverse rotation.

As an embodiment of the present invention, the accelerating assembly includes a first gear 8 rotatably disposed on the mounting plate 2 and connected to the first bevel gear 4 and the second bevel gear 5, and a second gear 9 engaged with the first gear 8 and rotatably disposed on the mounting plate 2, wherein the second gear 9 is connected to the screw rod 10.

In the embodiment of the present invention, when the toothed portion of the incomplete bevel gear 6 is combined with the first bevel gear 4, at the moment, the toothless part of the incomplete bevel gear is combined with the second bevel gear 5 to realize forgetting one direction of rotation, and drives the first gear 8 to rotate, the transmission ratio of the first gear 8 is greater than that of the second gear 9, when the first gear 8 rotates for one circle, the second gear 9 rotates for a plurality of circles, the second gear 9 drives the screw rod 10 to rotate, the movement range of the threaded sleeve 11 on the screw rod 10 is ensured to be large enough, more PPR pipes are cut, the cutting time is saved, when the toothed part of the incomplete bevel gear 6 is combined with the second bevel gear 5, the toothless part of the incomplete bevel gear 6 is combined with the first bevel gear 4 at the moment, and the first gear is reversed.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.