Composite building block cutting device

Abstract

The utility model discloses a composite building block cutting device, and relates to the technical field of building construction equipment, the composite building block cutting device comprises a cutter body, a stress end is arranged on the cutter body, the cutter body is connected with a rotating handle through a rotary positioning assembly, the rotating handle is connected with a connecting handle through the rotary positioning assembly, and a clamping assembly is connected below the connecting handle; the clamping assembly comprises an upper clamping part and a lower clamping part, the lower clamping part is fixedly connected with the connecting handle, and the lower clamping part is rotationally connected with the upper clamping part. A building block is clamped and fixed through the upper clamping part and the lower clamping part, it can be guaranteed that the tool bit does not deviate relative to the building block when the tool body is knocked, and therefore the accuracy of the cutting position is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to building construction equipment technical field especially relates to a composite building block cutting device. BACKGROUND

[0002] In the building site masonry engineering construction, often exist some corner position cannot directly put into the complete building block, this needs the worker to cut according to the size required on site, however sometimes on site does not have electric cutting tool, and electric cutting tool price is also relatively expensive, this needs the worker to use the tool to cut manually.

[0003] Patent No. CN220482179U discloses a portable small building block cutting special cutter, which comprises a cutter body, a blade at the lower end of the cutter body, and a striking part fixed at the upper end of the cutter body. A handle is hingedly connected to the right side of the cutter body, a telescopic rod is hingedly connected to the lower end of the handle, and the left end of the telescopic rod is hingedly fixed to the cutter body. The patent has the following advantages: the device is light and easy to carry, and one person can complete the operation; the length of the telescopic rod can be adjusted to adjust the angle between the blade and the building block, thereby facilitating hammering.

[0004] Patent No. CN217670309U discloses a building block cutting device, which comprises a body, a splitting blade fixedly installed at the bottom of the body, a force receiving mechanism fixedly installed at the top of the body, the force receiving mechanism comprising a force receiving plate, a bolt hole being formed at the top of the force receiving plate, a striking block being threadedly installed at the top of the force receiving plate, the striking block being fixedly connected with a striking bolt, the striking bolt being threadedly installed in the bolt hole, the splitting blade being connected with a protective sleeve mechanism, a fixed block being fixedly installed at one side of the body, a connecting rod being fixedly installed at one side of the fixed block, a scale being fixedly installed at the top of the connecting rod, and an extension mechanism being fixedly installed at one end of the connecting rod. The force receiving mechanism can receive the force from the striking block and conduct the force to the force receiving plate at the bottom, preventing incomplete operation or material damage caused by uneven force on the device, avoiding additional physical consumption of workers and increase of engineering cost.

[0005] However, the above two disclosed solutions have the following disadvantages: the cutter body is directly placed on the building block and directly knocked, but the cutter body and the building block are not fixedly clamped, and during knocking, the cutter body and the building block may shift or even jump, causing the cutting position to shift and affecting the cutting effect of the building block. UTILITY MODEL CONTENTS

[0006] The utility model aims to provide a composite building block cutting device, which solves the problem of the cutter body and the building block not being fixedly clamped in the prior art, the cutter body and the building block may shift or even jump during knocking, the cutting position may shift, and the cutting effect of the building block is affected.

[0007] The utility model discloses the following technical scheme is adopted:

[0008] The utility model discloses a composite block cutting device, including the cutter body, be provided with the stressed end on the cutter body, the cutter body is connected with the rotation handle through the rotation positioning component, the rotation handle is connected with the connecting handle through the rotation positioning component, and the connecting handle below is connected with the clamping component.

[0009] Further, the cutter body is provided with a hinged end, and the hinged end is connected with the rotation handle through the rotation positioning component.

[0010] Further, the rotation positioning component includes anti-skid lines and a bolt assembly; the contact surface of the connecting handle and the rotation handle, and the contact surface of the rotation handle and the hinged end are all provided with the anti-skid lines.

[0011] The contact surface of the connecting handle and the rotation handle, and the contact surface of the rotation handle and the hinged end are all fixed through the bolt assembly.

[0012] Further, the upper clamping part includes a first hinged rod with an angle, one end of the first hinged rod is provided with a first operating rod, and the other end of the first hinged rod is hinged with an upper clamping block.

[0013] The lower clamping part includes a second hinged rod with an angle, one end of the second hinged rod is provided with a second operating rod, and the other end of the second hinged rod is hinged with a lower clamping block.

[0014] The middle part of the first hinged rod is rotationally connected with the middle part of the second hinged rod, and the second operating rod and the connecting handle are fixedly connected together.

[0015] Further, the lower end of the cutter body is detachably connected with a tool bit.

[0016] Further, the lower end of the cutter body is provided with a clamping groove; the tool bit includes a straight tool bit, an arc-shaped tool bit and a wave-shaped tool bit, the top of the straight tool bit, the arc-shaped tool bit and the wave-shaped tool bit is all provided with a clamping part, and the clamping part is detachably connected with the clamping groove.

[0017] Further, a rotating baffle is arranged above the clamping groove, the rotating baffle is rotationally arranged on the cutter body, and the rotating baffle is limitedly matched with the tool bit.

[0018] Compared with the prior art, the utility model has the beneficial technical effects that:

[0019] The utility model discloses a clamping assembly is connected below the cutter body, and the clamping assembly includes upper clamping part and lower clamping part, and the block is clamped and fixed by using upper clamping part and lower clamping part, can guarantee that the cutter head does not deviate relative to the block when knocking the cutter body, to guarantee the accuracy of cutting position. BRIEF DESCRIPTION OF DRAWINGS

[0020] The utility model makes further detailed explanation in combination with the drawings.

[0021] Figure 1 It is compound block cutting device structure schematic view of the utility model;

[0022] Figure 2 It is clamping assembly structure schematic view in compound block cutting device of the utility model;

[0023] Figure 3 It is connecting handle and rotating handle butt joint surface structure schematic view in compound block cutting device of the utility model;

[0024] Figure 4 It is cutter body structure schematic view in compound block cutting device of the utility model;

[0025] Figure 5 It is cutter head structure schematic view in compound block cutting device of the utility model;

[0026] Figure 6 It is use effect schematic view of compound block cutting device of the utility model.

[0027] Mark explanation: 1, cutter body;1-1, force receiving end;1-2, connecting handle;1-3, clamping groove;1-4, hinged end;1-5, rotation positioning assembly;1-5-1, antiskid line;1-5-2, bolt assembly;1-6, rotating baffle;1-7, clamping groove;2, clamping assembly;2-1, upper clamping part;2-1-1, first hinged rod;2-1-2, first operating rod;2-1-3, upper clamping block;2-2, lower clamping part;2-2-1, second hinged rod;2-2-2, second operating rod;2-2-3, lower clamping block;3, cutter head;3-1, clamping part;3-2, straight line cutter head;3-3, arc cutter head;3-4, wave-shaped cutter head. DETAILED DESCRIPTION

[0028] In order to make the technical problem, technical scheme and beneficial effect that the utility model wants to solve more clearly, the following combines the drawings and examples, and the utility model makes further detailed explanation.

[0029] As Figures 1 to 3As shown, the embodiment discloses a composite block cutting device, which comprises a cutter body 1, a force receiving end 1-1 arranged on the cutter body 1, a rotating handle 1-3 connected to the cutter body 1 through a rotating positioning assembly 1-5, a connecting handle 1-2 connected to the rotating handle 1-3 through the rotating positioning assembly 1-5, and a clamping assembly 2 connected below the connecting handle 1-2.

[0030] A hinged end 1-4 is arranged on the cutter body 1, and the hinged end 1-4 is connected to the rotating handle 1-3 through the rotating positioning assembly 1-5.

[0031] The rotating positioning assembly 1-5 comprises anti-skid lines 1-5-1 and a bolt assembly 1-5-2, and the contact surfaces of the connecting handle 1-2 and the rotating handle 1-3 and the contact surfaces of the rotating handle 1-3 and the hinged end 1-4 are all provided with the anti-skid lines 1-5-1. Moreover, the contact surfaces of the connecting handle 1-2 and the rotating handle 1-3 and the contact surfaces of the rotating handle 1-3 and the hinged end 1-4 are all fixed together through the bolt assembly 1-5-2. When the cutter body 1 needs to be adjusted in angle, the bolt assembly 1-5-2 between the connecting handle 1-2 and the rotating handle 1-3 and between the rotating handle 1-3 and the hinged end 1-4 can be loosened, the cutter body 1 is adjusted to a proper angle, and then the bolt assembly 1-5-2 is tightened to fasten.

[0032] As shown in the figure, Figure 2 The upper clamping part 2-1 comprises a first hinged rod 2-1-1 with an angle, and one end of the first hinged rod 2-1-1 is provided with a first operating rod 2-1-2. The other end of the first hinged rod 2-1-1 is hinged with an upper clamping block 2-1-3. The lower clamping part 2-2 comprises a second hinged rod 2-2-1 with an angle, one end of the second hinged rod 2-2-1 is provided with a second operating rod 2-2-2, and the other end of the second hinged rod 2-2-1 is hinged with a lower clamping block 2-2-3. The middle part of the first hinged rod 2-1-1 is rotatably connected to the middle part of the second hinged rod 2-2-1, and the second operating rod 2-2-2 is fixedly connected to the connecting handle 1-2. The opening angle between the first operating rod 2-1-2 and the second operating rod 2-2-2 is opened by hand, the upper clamping part 2-1 and the lower clamping part 2-2 can be opened like scissors, the upper clamping block 2-1-3 and the lower clamping block 2-2-3 are clamped on the block, and the block cutting can be carried out after the block is adjusted to a proper position.

[0033] As shown in the figure, Figure 4 and 5As shown, the lower end of the cutter body 1 is detachably connected with the cutter head 3. The lower end of the cutter body 1 is provided with a clamping groove 1-7. The cutter head 3 includes three types of straight cutter head 3-2, arc cutter head 3-3 and wavy cutter head 3-4. The top of the straight cutter head 3-2, the arc cutter head 3-3 and the wavy cutter head 3-4 are provided with clamping portions 3-1, which are detachably connected with the clamping groove 1-7. In the embodiment, the two sides of the cutter body 1 are rotatably connected with rotary baffles 1-6 above the clamping groove 1-7 through pin shafts, and the rotary baffles 1-6 are clamped outside the clamping portions 3-1 of the cutter head 3 in the natural falling state to limit the cutter head 3 from sliding out. When it is necessary to replace different cutter heads 3 according to the site conditions, the rotary baffles 1-6 are rotated upward, so that the clamping portions 3-1 of the cutter head 3 are slid out of the clamping groove 1-7 of the cutter body 1, and then the required cutter head 3 is replaced and the rotary baffles 1-6 are reset.

[0034] As shown in the drawings, Figures 1 to 6 The use process of the utility model is as follows:

[0035] Firstly, the first operating rod 2-1-2 and the second operating rod 2-2-2 are operated by hand to open the upper clamping part 2-1 and the lower clamping part 2-2 like scissors, and the upper clamping block 2-1-3 and the lower clamping block 2-2-3 are clamped on the building block, the other end of the building block is padded on the pad, and the position is adjusted by the bolt assembly 1-5-2 between the connecting handle 1-2 and the rotating handle 1-3 and between the rotating handle 1-3 and the hinged end 1-4 to align the cutter head 3 with the cutting position, and after the position is aligned, the first operating rod 2-1-2 and the second operating rod 2-2-2 are gripped by hand to clamp the building block. The cutter body 1 is forced downward to drive the cutter head 3 to cut the building block by hammering the stressed end 1-1. In this process, since the building block has been clamped, the cutter head 3 will not deviate relative to the building block when hammering, so that the accuracy of the cutting position can be ensured. If it is necessary to cut the building block into an arc or wavy surface, the rotary baffle 1-6 is rotated upward, the clamping portion 3-1 of the cutter head 3 is slid out of the clamping groove 1-7 of the cutter body 1, and then the arc cutter head 3-3 or the wavy cutter head 3-4 is replaced.

[0036] The above-described embodiments are only used to describe the preferred modes of the utility model, and do not limit the scope of the utility model. Without departing from the design spirit of the utility model, various deformations and improvements of the technical solutions of the utility model made by those skilled in the art shall fall within the protection scope determined by the claims of the utility model.

Claims

1. A composite block cutting device comprising a cutter body (1), a force receiving end (1-1) is arranged on the cutter body (1), characterized in that: The knife body (1) is connected with a rotating handle (1-3) through a rotating positioning assembly (1-5), the rotating handle (1-3) is connected with a connecting handle (1-2) through the rotating positioning assembly (1-5), and the connecting handle (1-2) is connected with a clamping assembly (2) below. The clamping assembly (2) comprises an upper clamping part (2-1) and a lower clamping part (2-2), the lower clamping part (2-2) is fixedly connected with the connecting handle (1-2), and the lower clamping part (2-2) is rotatably connected with the upper clamping part (2-1).

2. The composite block cutting apparatus of claim 1, wherein: The knife body (1) is provided with a hinged end (1-4), and the hinged end (1-4) is connected with the rotating handle (1-3) through the rotating positioning assembly (1-5).

3. The composite block cutting apparatus of claim 2, wherein: The rotating positioning assembly (1-5) comprises an anti-skid pattern (1-5-1) and a bolt assembly (1-5-2). The contact surfaces of the connecting handle (1-2) and the rotating handle (1-3) and the contact surfaces of the rotating handle (1-3) and the hinged end (1-4) are all provided with the anti-skid pattern (1-5-1). The contact surfaces of the connecting handle (1-2) and the rotating handle (1-3) and the contact surfaces of the rotating handle (1-3) and the hinged end (1-4) are all fixed through the bolt assembly (1-5-2).

4. The composite block cutting apparatus of claim 1, wherein: The upper clamping part (2-1) comprises a first hinged rod (2-1-1) with an angle, one end of the first hinged rod (2-1-1) is provided with a first operating rod (2-1-2), and the other end of the first hinged rod (2-1-1) is hinged with an upper clamping block (2-1-3). The lower clamping part (2-2) comprises a second hinged rod (2-2-1) with an angle, one end of the second hinged rod (2-2-1) is provided with a second operating rod (2-2-2), and the other end of the second hinged rod (2-2-1) is hinged with a lower clamping block (2-2-3). The middle part of the first hinged rod (2-1-1) is rotatably connected with the middle part of the second hinged rod (2-2-1), and the second operating rod (2-2-2) is fixedly connected with the connecting handle (1-2).

5. The composite block cutting apparatus of claim 1, wherein: The lower end of the knife body (1) is detachably connected with a tool bit (3).

6. The composite block cutting apparatus of claim 5, wherein: The lower end of the knife body (1) is provided with a clamping groove (1-7). The tool bit (3) comprises a straight tool bit (3-2), an arc-shaped tool bit (3-3) and a wave-shaped tool bit (3-4), the top of each of the straight tool bit (3-2), the arc-shaped tool bit (3-3) and the wave-shaped tool bit (3-4) is provided with a clamping part (3-1), and the clamping part (3-1) is detachably connected with the clamping groove (1-7).

7. The composite block cutting apparatus of claim 6, wherein: The upper part of the clamping groove (1-7) is provided with a rotating baffle (1-6), the rotating baffle (1-6) is rotatably arranged on the knife body (1), and the rotating baffle (1-6) is limitingly matched with the tool bit (3).

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