CN214163084U

CN214163084U - Tool bit of electric pipe cutting machine and electric pipe cutting machine

Info

Publication number: CN214163084U
Application number: CN202023344907.XU
Authority: CN
Inventors: 傅军建
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-09-10
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a tool bit and electric pipe cutter of electric pipe cutter belongs to electric pipe cutter field, including setting up stationary knife seat group and the blade at the organism front end, the blade can rotate, and stationary knife seat group includes first blade holder and second blade holder, all be equipped with the pipe fitting standing groove that is used for placing the pipe fitting on first blade holder and the second blade holder, the fixed front end that sets up at the organism of first blade holder, second blade holder detachable connects on first blade holder, form the sword groove that is used for holding the blade between second blade holder and the first blade holder. The utility model discloses can cut off the pipe fitting through rotating the sword groove with the blade to can be through earlier with first blade holder fixed mounting on the organism, again with second blade holder fixed mounting on first blade holder, make the stationary knife seat group that has the sword groove can install and be used for cutting the pipe fitting on traditional electric scissors's the organism, overcome the problem that the stationary knife seat group volume that has the sword groove is too big can't install on the organism, make electronic pipe cutting machine can hand-held the use.

Description

Tool bit of electric pipe cutting machine and electric pipe cutting machine

Technical Field

The utility model relates to an electronic pipe cutting machine field especially relates to tool bit and electronic pipe cutting machine of electronic pipe cutting machine.

Background

In life, plastic pipe fittings need to be applied to different places, the plastic pipe fittings needed by the different places are different, a user needs to cut the plastic pipe fittings into needed lengths for use through a pipe cutter, the existing equipment for cutting the plastic pipe fittings is provided with a handheld manual pipe cutter and an electric pipe cutter, the existing electric pipe cutter is generally large-scale machine equipment, the efficiency of cutting the plastic pipe fittings is high, and the plastic pipe fittings need to be fixed for use and are inconvenient to move; the manual pipe cutting machine of hand-held type is small, conveniently carries, but efficiency is lower when the pipe is cut, wastes time and energy.

A hand-held manual pipe cutter such as a fast feed pipe cutter with grant publication number CN2219765Y, comprising: the tooth-shifting mechanism for controlling position of knife is placed in the interior of handle, the interior of handle is equipped with spring, the spring is connected with connecting plate placed between the support handle and support head, the connecting plate is connected with knife, and the end portion of support head is made into the form of handle

The two cutting heads can penetrate through the two forks. The tip of this patent support head is equipped with the sword groove that is used for passing the tool bit, two forks of support head tip are used for placing the plastics pipe fitting, and the tool bit rotates the sword inslot and will place the plastics pipe fitting on the tip of support head and decide.

There is electronic handheld electric scissors on the market, be CN 202085517U's electronic pruning scissors like the bulletin number of authorizing, include casing, gear box support, the power supply of gear box support rear portion installation, by power supply driven drive mechanism and control circuit board of power supply that constitute by removable left shell and right shell, the sword group is installed to gear box support head, and sword group is including last cutting edge and lower cutting edge, goes up the cutting edge and links firmly with last cutting edge transmission straight-teeth gear, goes up cutting edge transmission straight-teeth gear and drive mechanism rigid coupling, install magnetic induction hall element on the gear box support, the inboard of going up cutting edge transmission straight-teeth gear is installed more than one magnet, is equipped with the magnet switch on left shell and the right shell, constitutes displacement sensor by magnet, magnet switch and magnetic induction hall element, and magnetic induction hall element links to each other with control circuit board. The lower cutting edge of this patent is a slice cutting edge, and a slice cutting edge can't cut the plastics pipe fitting, needs to replace lower cutting edge with the blade holder that has the sword groove, because the lower cutting edge links firmly through screw and gear box support, and the integrative blade holder structure that has the sword groove is great, can't have the blade holder structure replacement dress in the sword groove of traditional an organic whole to electronic pruning scissors.

Disclosure of Invention

The utility model aims to solve the technical problem that an electronic pipe cutting machine and the tool bit structure on the electronic pipe cutting machine of handheld use are provided.

The technical scheme of the utility model is that: the tool bit of the electric pipe cutting machine comprises a fixed tool apron set and a movable tool blade, wherein the fixed tool apron set and the movable tool blade are arranged at the front end of a machine body, the movable tool blade can rotate, the fixed tool apron set comprises a first tool apron and a second tool apron, pipe fitting placing grooves used for placing pipe fittings are formed in the first tool apron and the second tool apron, the first tool apron is fixedly arranged at the front end of the machine body, the second tool apron is detachably connected to the first tool apron, and a tool groove used for containing the movable tool blade is formed between the second tool apron and the first tool apron.

The pipe fitting placing groove is C-shaped, V-shaped, isosceles trapezoid or U-shaped.

The cutting part of the movable blade comprises a first cutting edge and a second cutting edge, an included angle is formed between the first cutting edge and the second cutting edge, the first cutting edge and the second cutting edge are connected to form a pointed part, and when the movable blade rotates to cut, a pipe placed on the pipe placing groove is contacted with the pointed part of the movable blade firstly.

The second tool apron is detachably connected to the first tool apron through at least two fasteners.

The second blade holder passes through fastener detachable and connects on first blade holder, the fastener includes first fastener and second fastener, and when the pipe fitting was decided to the sword inslot to the knife section, first fastener setting was in the place ahead of knife section blade, the second fastener setting is at the rear of knife section blade.

The second blade holder passes through fastener detachable and connects on first blade holder, the fastener includes first fastener and second fastener, and when the pipe fitting was decided to the sword inslot to the knife section, first fastener setting was in the place ahead of knife section blade, the second fastener setting is in the below of knife section blade.

The second blade holder passes through fastener detachable and connects on first blade holder, the fastener includes first fastener and second fastener, and when the pipe fitting was decided to the sword inslot to the knife section, first fastener setting was at the rear of knife section blade, the second fastener setting is in the below of knife section blade.

The second blade holder passes through fastener detachable and connects on first blade holder, the fastener includes first fastener and second fastener, and when the pipe fitting was decided to the sword inslot to the knife section, first fastener and second fastener interval set up the below at the knife section blade.

The electric pipe cutting machine is characterized by comprising a machine body, a switch and a power supply, wherein a cutter head of the electric pipe cutting machine is arranged at the front end of the machine body, and a driving device is arranged in the machine body and can drive a movable cutter blade to rotate.

The power is the lithium cell package, the tail end of organism is equipped with the battery mounting groove, the slidable mounting of inserting formula of lithium cell package is in the battery mounting groove.

Compared with the prior art, the utility model has the advantages that the movable blade can rotate, the fixed blade seat group comprises a first blade seat and a second blade seat, the first blade seat and the second blade seat are both provided with a pipe fitting placing groove for placing a pipe fitting, the first blade seat is fixedly arranged at the front end of the machine body, the second blade seat is detachably connected on the first blade seat, a knife groove for accommodating the movable blade is formed between the second blade seat and the first blade seat, the pipe fitting is placed on the pipe fitting placing groove, and the movable blade rotates downwards to the inside of the knife groove to cut the pipe fitting; the utility model discloses can be earlier with first blade holder fixed mounting on the organism, again with second blade holder fixed mounting on first blade holder, make the stationary knife seat group that has the sword groove can install and be used for cutting the pipe fitting on traditional electric scissors's the organism, overcome the problem that the stationary knife seat group that has the sword groove is too big can't install on the organism, make the handheld use of electronic pipe cutter ability, it is more convenient to use.

Drawings

The present invention will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of illustrating the background art and explaining the preferred embodiments, and therefore should not be taken as limiting the scope of the present invention. Furthermore, unless specifically stated otherwise, the drawings are merely schematic representations based on conceptual representations of elements or structures depicted and may contain exaggerated displays and are not necessarily drawn to scale.

Fig. 1 is a schematic structural diagram of a lithium battery pack of the present invention.

Fig. 2 is the schematic structural diagram of the lithium battery pack inserted in the present invention.

Fig. 3 is a schematic structural diagram of the present invention when the cutting is not performed.

Fig. 4 is a schematic structural diagram of the present invention when the cutting is not performed.

Fig. 5 is a usage status diagram of the utility model when cutting the pipe fitting.

Fig. 6 is a schematic structural diagram of the movable blade rotating into the knife groove.

Fig. 7 is a first arrangement of fastener locations.

Fig. 8 is a second arrangement of fastener locations.

Fig. 9 is a third positional distribution of fasteners.

FIG. 10 is a fourth positional distribution of fasteners.

In the figure: 1. a body; 2. a battery mounting groove; 3. a transmission mechanism; 4. the movable blade drives a straight gear; 5. a connecting bolt; 6. a pin; 7. a movable blade; 8. a fixed cutter seat group; 9. a lithium battery pack; 10. a power switch; 11. a cutting switch; 12. a left housing; 13. a right housing; 14. a connecting nut; 15. a first tool apron; 16. a second tool apron; 17. a spacer section; 18. a cutter groove; 19. a pipe fitting placing groove; 20. a gearbox housing; 21. a first blade; 22. a tip portion; 23. a second blade; 24. a pipe fitting; 25. a first fastener; 26. a second fastener.

Detailed Description

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Those skilled in the art will appreciate that the description is illustrative only, and is not to be construed as limiting the scope of the invention.

It should be noted that: like reference numerals refer to like items in the following figures, and thus, once an item is defined in one figure, it may not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "inside" and "outside" are used for indicating the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the utility model is usually placed when using, and are only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or element to be referred must have a specific position, be constructed and operated in a specific position, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

As shown in fig. 1 to 10, the present invention mainly illustrates a cutter head structure of an electric pipe cutter for use in an electric pipe cutter, which is configured to enable a cutter head to be mounted on a body 1 of a conventional electric shears for cutting a pipe 24.

The electric pipe cutting machine comprises a machine body 1, a switch and a power supply, wherein the structure and the transmission mode of the machine body 1 are the same as those of electric pruning scissors with an authorization notice number of CN202085517U, and the machine body 1 comprises a shell consisting of a left shell 12 and a right shell 13 which are detachable, a gear box support 20, a driving device arranged at the rear part of the gear box support 20, a transmission mechanism 3 driven by the driving device and a control circuit board.

The driving device is composed of a driving motor and a planetary gear reducer.

As shown in fig. 1 and 2, preferably, the power source is a lithium battery pack 9, the tail end of the machine body 1 is provided with a battery mounting groove 2, the lithium battery pack 9 is slidably and detachably mounted in the battery mounting groove 2, and the lithium battery pack 9 is an existing battery pack on the market.

As shown in fig. 3-6, the front end of the machine body 1 is provided with a cutter head of an electric pipe cutter, the cutter head of the electric pipe cutter comprises a fixed cutter seat group 8 and a movable cutter blade 7 which are arranged at the front end of the machine body 1, the fixed blade seat set 8 comprises a first blade seat 15 and a second blade seat 16, the first blade seat 15 is fixedly arranged at the front end of the machine body 1, and further, the first cutter seat 15 is fixedly connected with the gear box bracket 20 through a screw, the movable blade 7 is connected with the first cutter seat 15 through a connecting bolt 5 matched with a connecting nut 14, a rotary pivot is formed by the connecting bolt 5, the movable blade 7 can rotate around the connecting bolt 5, the movable blade 7 is fixedly connected with the movable blade transmission straight gear 4 through the pin 6, the driving device drives the transmission mechanism 3 to enable the transmission mechanism 3 to be linked with the moving blade transmission straight gear 4, and the moving blade 7 is driven to rotate by the moving blade transmission straight gear 4.

As shown in fig. 5, the first tool apron 15 and the second tool apron 16 are each provided with a pipe placing groove 19 for placing a pipe 24, and preferably, the pipe placing groove 19 is C-shaped, V-shaped, isosceles trapezoid or U-shaped.

As shown in fig. 4, the second tool holder 16 is detachably connected to the first tool holder 15, a tool slot 18 for accommodating the movable blade 7 is formed between the second tool holder 16 and the first tool holder 15, preferably, a spacer 17 is provided at the bottom of the second tool holder 16, the spacer 17 is integrally formed with the second tool holder 16, and when the second tool holder 16 is connected to the first tool holder 15, the spacer 17 is spaced between the first tool holder 15 and the second tool holder 16, so that the tool slot 18 for accommodating the movable blade 7 is formed between the first tool holder 15 and the second tool holder 16.

When the pipe 24 needs to be cut, the pipe 24 is placed on the pipe placing groove 19, the driving device drives the movable blade 7 to rotate, the movable blade 7 downwards rotates into the cutter groove 18 to cut the pipe 24, and the driving device drives the movable blade 7 to rotate back to the initial position to prepare for next cutting.

As shown in fig. 5, preferably, the blade portion of the movable blade 7 includes a first blade 21 and a second blade 23, an included angle is formed between the first blade 21 and the second blade 23, the first blade 21 and the second blade 23 are connected to form a pointed portion 22, when the movable blade 7 rotates to cut, the pipe 24 placed on the pipe placing groove 19 contacts with the pointed portion 22 of the movable blade 7 first, and the pointed portion 22 can break the part of the pipe 24 to be cut first, so that the pipe 24 can be cut by the movable blade 7 more quickly and simply.

Second blade holder 16 detachable connect make on first blade holder 15 the utility model discloses a tool bit structure can install on traditional electric scissors, preferably, second blade holder 16 connects on first blade holder 15 through two at least fastener detachable, the fastener have multiple distribution mode, if:

in a first scheme, as shown in fig. 7, the second tool apron 16 is detachably connected to the first tool apron 15 through fasteners, the fasteners include a first fastener 25 and a second fastener 26, when the movable blade 7 rotates into the tool slot 18 to cut the pipe 24, the first fastener 25 is arranged in front of the blade body of the movable blade 7, and the second fastener 26 is arranged behind the blade body of the movable blade 7;

in a second scheme, as shown in fig. 8, the second tool apron 16 is detachably connected to the first tool apron 15 through fasteners, the fasteners include a first fastener 25 and a second fastener 26, when the movable blade 7 rotates into the tool slot 18 to cut the pipe 24, the first fastener 25 is arranged in front of the blade body of the movable blade 7, and the second fastener 26 is arranged below the blade body of the movable blade 7;

in a third scheme, as shown in fig. 9, the second tool apron 16 is detachably connected to the first tool apron 15 through fasteners, the fasteners include a first fastener 25 and a second fastener 26, when the movable blade 7 rotates into the tool slot 18 to cut the pipe 24, the first fastener 25 is arranged behind the blade body of the movable blade 7, and the second fastener 26 is arranged below the blade body of the movable blade 7;

in a fourth embodiment, as shown in fig. 10, the second blade holder 16 is detachably connected to the first blade holder 15 by fasteners, the fasteners include a first fastener 25 and a second fastener 26, and when the movable blade 7 is rotated into the blade slot 18 to cut the pipe 24, the first fastener 25 and the second fastener 26 are disposed below the movable blade 7 at intervals.

When the movable blade 7 rotates into the knife slot 18 to cut the pipe 24, the movable blade 7 does not contact with a fastening piece, preferably, the fastening piece is a fastening bolt, corresponding fastening holes are arranged on the first knife rest 15 and the second knife rest 16, and the fastening bolt penetrates through the first knife rest 15 and the second knife rest 16 and is matched with a fastening nut to fix the second knife rest 16 on the first knife rest 15.

As shown in fig. 3, the switch includes a power switch 10 and a cutting switch 11, the power switch 10 is disposed at the tail end of the machine body 1, and the power switch 10 controls the electric pipe cutter to start and close; the cutting switch 11 is arranged on the edge of the holding part of the machine body 1, when a user holds the machine body 1 to cut the pipe 24, the fingers of the hand holding the machine body 1 can press the cutting switch 11, and the cutting switch 11 controls the movable blade 7 to rotate to cut and to reset in a rotating mode.

It is right above the utility model provides an electric pipe cutter's tool bit and electric pipe cutter have carried out detailed introduction, and it is right to have used specific individual example herein the utility model discloses a principle and implementation mode have been elucidated, and the explanation of above embodiment only is used for helping understanding the utility model discloses and core thought. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. The tool bit of the electric pipe cutting machine comprises a fixed tool apron set and a movable tool blade, wherein the fixed tool apron set and the movable tool blade are arranged at the front end of a machine body, the movable tool blade can rotate, the fixed tool apron set comprises a first tool apron and a second tool apron, pipe fitting placing grooves used for placing pipe fittings are formed in the first tool apron and the second tool apron, the first tool apron is fixedly arranged at the front end of the machine body, the second tool apron is detachably connected to the first tool apron, and a tool groove used for containing the movable tool blade is formed between the second tool apron and the first tool apron.

2. The cutter head of an electric pipe cutter as claimed in claim 1, wherein the pipe fitting placement groove is C-shaped, V-shaped, isosceles trapezoid or U-shaped.

3. The cutter head of the electric pipe cutter according to claim 1, wherein the blade portion of the movable blade comprises a first blade and a second blade, an included angle is formed between the first blade and the second blade, the first blade and the second blade are connected to form a pointed portion, and when the movable blade rotates to cut, a pipe placed on the pipe placing groove is firstly contacted with the pointed portion of the movable blade.

4. The cutter head of an electric pipe cutter of claim 1 wherein the second seat is removably attached to the first seat by at least two fasteners.

5. The cutter head of the electric pipe cutter according to claim 1 or 4, wherein the second cutter holder is detachably connected to the first cutter holder by a fastener, the fastener comprises a first fastener and a second fastener, the first fastener is arranged in front of the cutter body of the movable cutter when the movable cutter rotates into the cutter slot to cut the pipe, and the second fastener is arranged behind the cutter body of the movable cutter.

6. The cutter head of the electric pipe cutter according to claim 1 or 4, wherein the second cutter holder is detachably connected to the first cutter holder by fasteners, the fasteners comprise a first fastener and a second fastener, the first fastener is arranged in front of the cutter body of the movable cutter when the movable cutter rotates into the cutter groove to cut the pipe, and the second fastener is arranged below the cutter body of the movable cutter.

7. The cutter head of the electric pipe cutter according to claim 1 or 4, wherein the second cutter holder is detachably connected to the first cutter holder through fasteners, the fasteners comprise a first fastener and a second fastener, when the movable blade rotates into the cutter slot to cut the pipe, the first fastener is arranged behind the cutter body of the movable blade, and the second fastener is arranged below the cutter body of the movable blade.

8. The cutter head of the electric pipe cutter according to claim 1 or 4, wherein the second cutter holder is detachably connected to the first cutter holder by fasteners, the fasteners comprise a first fastener and a second fastener, and when the movable blade rotates into the cutter slot to cut the pipe, the first fastener and the second fastener are arranged below the cutter body of the movable blade at intervals.

9. The electric pipe cutting machine is characterized by comprising a machine body, a switch and a power supply, wherein a cutter head of the electric pipe cutting machine according to any one of claims 1 to 8 is arranged at the front end of the machine body, and a driving device is arranged in the machine body and can drive the movable cutter blade to rotate.

10. The electric pipe cutting machine according to claim 9, wherein the power source is a lithium battery pack, a battery mounting groove is formed at the tail end of the machine body, and the lithium battery pack is slidably and detachably mounted in the battery mounting groove.