Combined guide rail manual cutting machine
By improving the slide rail structure and cutter wheel position design, the problems of unstable slider movement and inconvenient cutter wheel observation were solved, achieving high-precision cutting and ease of use, and extending the service life of the cutting machine.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-06
- Publication Date
- 2026-03-10
AI Technical Summary
The existing cutting machine has poor stability when the slider slides on the slide rail, resulting in low cutting accuracy. Furthermore, the contact position between the cutter wheel and the tile is not easy to observe, making it inconvenient to use.
The improved slide rail structure features a flat bottom design, increasing the distance between the upper and lower guide rails. The cutter wheel is also exposed on one side of the adapter block, and combined with a graduated backing plate, the profile cross-sectional strength and structure are optimized.
It improves the stability of the slider's movement and cutting accuracy, facilitates the adjustment of the tile's position, and extends the service life of the cutter.
Smart Images
Figure CN223981954U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to the field of manual cutting machine, especially relates to a combined guide rail manual cutting machine. BACKGROUND
[0002] Manual cutting machine (referred to as cutting machine) is often used for cutting ceramic tile. The structure of the existing cutting machine mainly comprises handle, bottom plate, sliding rail, sliding block and cutter wheel, the sliding rail is arranged in parallel with the bottom plate through support and located above the bottom plate, the sliding block is slidingly arranged on the sliding rail, the sliding rail passes through the sliding block horizontally, the handle is hinged with the sliding block, the rear end of the handle is hand-held part, the hand-held part is located above the sliding rail, and the front end of the handle is located below the sliding rail and is provided with the cutter wheel connected in rotation. When using, the ceramic tile is placed on the bottom plate, the hand-held part of the handle is pressed down, the cutter wheel is contacted with the ceramic tile, the handle is pushed, the handle moves along the sliding rail through the sliding block, drives the cutter wheel to move along the ceramic tile, and the ceramic tile is cut.
[0003] As shown in Figure 5 The sliding rail in the existing cutting machine comprises aluminium profile with T-shaped cross section, the bottom of the profile forms stepped groove on both sides, so that the bottom of the profile is uneven, the cross section shape of the bottom of the profile is "J" type, the profile is hollow inside, the top of the profile is provided with upper guide rail, and the bottom surface of the stepped groove on both sides of the profile is provided with lower guide rail. From the height, the lower guide rail is located at the middle position of the profile. It is found in the use process that the distance between the upper guide rail and the lower guide rail is close, and the sliding block contacts the sliding rail through the upper and lower guide rails, so that the stability of the sliding block sliding on the sliding rail is poor, and the cutting precision is poor.
[0004] In addition, the bottom of the front end of the handle of the existing cutting machine is provided with U-shaped groove opening downward, the cutter wheel is located in the U-shaped groove, only a small part of the bottom of the cutter wheel extends out of the U-shaped groove, in the cutting alignment stage, it is not easy to observe the contact position of the cutter wheel and the ceramic tile, it is not convenient to adjust the correct cutting position of the ceramic tile to the bottom of the cutter wheel, and the use is not very convenient. UTILITY MODEL CONTENTS
[0005] The utility model discloses a kind of combined guide rail manual cutting machines, with the advantages of higher cutting precision, convenient to use and longer service life.
[0006] The technical scheme of the utility model: a kind of combined guide rail manual cutting machine, including bottom plate, the upper of bottom plate is equipped with sliding rail, sliding rail is equipped with sliding block, sliding block is hinged with handle, the bottom of handle front end is equipped with cutter wheel, sliding rail includes profile, the top of profile is equipped with upper guide rail, the bottom of profile is flat, the bottom of profile is equipped with lower guide rail, sliding block contacts sliding rail through upper guide rail and lower guide rail.
[0007] In the foregoing combined guide rail manual cutting machine, the middle of the top of the profile is provided with a first through groove, and the upper guide rail is arranged in the first through groove.
[0008] In the aforementioned combined guide rail manual cutting machine, the bottom of the profile is provided with a second through groove on both sides, and a lower guide rail is provided in the second through groove, with a part of the lower guide rail extending out of the second through groove.
[0009] In the aforementioned combined guide rail manual cutting machine, the profile has a rectangular cross-section, chamfers on both sides of the top of the profile, a hollow structure, and vertical reinforcing ribs inside the profile.
[0010] In the aforementioned combined guide rail manual cutting machine, both sides of the bottom of the profile protrude outward to form convex strips, and the two lower guide rails are respectively located below the two side plates of the profile.
[0011] In the aforementioned combined guide rail manual cutting machine, the base plate is provided with a cutting groove located below the cutter wheel, the longitudinal direction of the cutting groove being parallel to the cutting direction of the cutter wheel; a positioning screw for connecting the handle is provided above the slider.
[0012] In the aforementioned combined guide rail manual cutting machine, an adapter block is provided at the bottom of the front end of the handle, and the cutter wheel is located on one side of the adapter block, with the cutter wheel connected to the adapter block.
[0013] In the aforementioned combined guide rail manual cutting machine, a backing plate is provided on the top surface of the base plate, and a scale is provided on the top surface of the backing plate.
[0014] In the aforementioned combined guide rail manual cutting machine, the slider is a tubular structure, the slide rail passes through the slider, the upper side of the upper guide rail is provided with an upper roller that is rotatably connected to the slider, the outer circumferential surface of the upper roller is provided with a first annular groove that cooperates with the upper guide rail, the bottom of the lower guide rail is provided with a lower roller that is rotatably connected to the slider, and the outer circumferential surface of the lower roller is provided with a second annular groove that cooperates with the lower guide rail.
[0015] In the aforementioned combined guide rail manual cutting machine, the bottom of the lower guide rail is provided with two lower rollers, and the hinge axis between the slider and the handle is located between the two lower rollers.
[0016] Compared with the prior art, this utility model is an improvement on the existing cutting machine, and the main improvements are as follows:
[0017] 1) The stepped grooves on both sides of the bottom of the original profile have been removed, making the bottom of the profile flat. After the lower guide rail is set at the bottom of the profile, the distance between the upper and lower guide rails is significantly increased, which can improve the stability of the slider sliding on the guide rail, thereby improving the cutting accuracy.
[0018] 2) An adapter block is set at the bottom of the front end of the handle. The cutter wheel is placed on one side of the adapter block, so that the entire cutter wheel is exposed. This makes it easy to observe the contact position between the cutter wheel and the tile, and makes it easier to adjust the correct cutting position of the tile to the bottom of the cutter wheel, making it more convenient to use.
[0019] 3) By optimizing the cross-sectional shape of the profile, the structural strength of the profile is increased, making it less prone to deformation and improving the service life of the cutting machine.
[0020] 4) A graduated support plate is installed on the base plate, which makes it easy to cut tiles of the required width and is convenient to use.
[0021] In summary, this utility model has the advantages of high cutting precision, ease of use, and long service life. Attached Figure Description
[0022] Figure 1 This is a three-dimensional schematic diagram of the present invention.
[0023] Figure 2 This is a left-side sectional view of the slide rail and slider.
[0024] Figure 3 This is a front sectional view of the present invention.
[0025] Figure 4 This is a 3D diagram of the handle.
[0026] Figure 5 This is an exploded diagram of an existing slide rail.
[0027] The labels in the attached diagram are as follows: 1-base plate, 2-slide rail, 3-slider, 4-handle, 5-cutting wheel, 6-profile, 7-upper guide rail, 8-lower guide rail, 9-first through groove, 10-second through groove, 11-chamfer, 12-protruding strip, 13-reinforcing rib, 14-cutting groove, 15-positioning screw, 16-adapter block, 17-back plate, 18-scale, 19-upper roller, 20-first annular groove, 21-lower roller, 22-second annular groove, 23-bolt and nut assembly, 24-bracket. Detailed Implementation
[0028] The present invention will be further described below with reference to the accompanying drawings and embodiments, but this should not be construed as limiting the present invention.
[0029] Example. A manual cutting machine for combined guide rails, such as... Figure 1 As shown, it includes a horizontal base plate 1, a horizontal slide rail 2 above the base plate 1, a slider 3 on the slide rail 2, and a handle 4 (viewed as L) hinged to the slider 3. A cutter wheel 5 is located at the bottom of the front end of the handle 4, and the cutter wheel 5 is located on the lower rear side of the hinge axis between the handle 4 and the slider 3. Its features are as follows:
[0030] The slide rail 2 includes a profile 6 formed by aluminum extrusion technology. Both ends of the profile 6 are equipped with supports 24 connecting to the base plate 1. The profile 6 has a rectangular cross-section, and both sides of its top are chamfered 11. The profile 6 has a hollow structure, and two vertical reinforcing ribs 13 are provided inside. Both sides of the bottom of the profile 6 protrude outwards to form raised bands 12. The cross-sectional shape of the profile 6 is narrower at the top and wider at the bottom.
[0031] A first through groove 9 is provided in the middle of the top of the profile 6. A cylindrical upper guide rail 7 is installed within the first through groove 9, with a portion of its upper side extending out of the first through groove 9. The wrap angle between the first through groove 9 and the upper guide rail 7 exceeds 180° to prevent the upper guide rail 7 from falling radially out of the first through groove 9. Second through grooves 10 are provided on both sides of the bottom of the profile 6. A cylindrical lower guide rail 8 is installed within the second through groove 10, with a portion of its lower side extending out of the second through groove 10. The wrap angle between the second through groove 10 and the lower guide rail 8 exceeds 180° to prevent the lower guide rail 8 from falling radially out of the second through groove 10. The two lower guide rails 8 are located below the two side plates of the profile 6, making the profile 6 less prone to deformation. The upper and lower guide rails are made of steel bars of the same diameter.
[0032] The base plate 1 is provided with a cutting groove 14 located below the cutter wheel 5, and the longitudinal direction of the cutting groove 14 is parallel to the cutting direction of the cutter wheel 5.
[0033] The slider 3 is provided with a positioning screw 15 for connecting the handle 4. By adjusting the exposed length of the positioning screw 15, the maximum downward pressure of the handle 4 can be changed, thereby changing the final descent height of the cutter wheel 5 and changing the cutting depth, which is suitable for cutting tiles of different materials and thicknesses.
[0034] The bottom of the front end of the handle 4 is provided with an adapter block 16, and the cutter wheel 5 is located on one side of the adapter block 16. The cutter wheel 5 is connected to the adapter block 16 through a bolt and nut assembly 23.
[0035] The top surface of the base plate 1 is provided with a backing plate 17, and the top surface of the backing plate 17 is provided with a scale 18. The slider 3 is a tubular structure, and the slide rail 2 passes through the slider 3. The upper side of the upper guide rail 7 is provided with two upper rollers 19, both of which are rotatably connected to the slider 3. The outer circumferential surface of the upper rollers 19 is provided with a first annular groove 20 that mates with the upper guide rail 7. The bottom of the lower guide rail 8 is provided with two lower rollers 21, both of which are rotatably connected to the slider 3. The outer circumferential surface of the lower rollers 21 is provided with a second annular groove 22 that mates with the lower guide rail 8. The hinge axis between the slider 3 and the handle 4 is located between the two lower rollers 21. The upper rollers 19 and the lower rollers 21 are clamped on the slide rail 2, so that the slider 3 is slidably connected to the slide rail 2.
[0036] Instructions for use: Place the tile on the base plate 1, press down the rear end of the handle 4, press the cutter wheel 5 firmly onto the tile, push the handle 4 to move the cutter wheel 5 and cut the tile.
[0037] When the tile is attached to the backing plate 17, the cut width of the tile can be determined by the scale 18.
[0038] In the description of this utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.
Claims
1. A combined guide rail hand cutting machine, comprising a bottom plate (1), a slide rail (2) arranged above the bottom plate (1), a slide block (3) arranged on the slide rail (2), a handle (4) hingedly connected to the slide block (3), and a cutter wheel (5) arranged at the bottom of the front end of the handle (4), characterized in that: The slide rail (2) comprises a profile (6), the top of the profile (6) is provided with an upper guide rail (7), the bottom of the profile (6) is flat, the bottom of the profile (6) is provided with a lower guide rail (8), and the slider (3) contacts the slide rail (2) through the upper guide rail (7) and the lower guide rail (8).
2. The combination rail hand cutter of claim 1, wherein: The middle of the top of the profile (6) is provided with a first through groove (9), the first through groove (9) is provided with the upper guide rail (7), and a part of the upper guide rail (7) extends out of the first through groove (9).
3. The modular hand guillotine cutter of claim 1, wherein: Both sides of the bottom of the profile (6) are provided with a second through groove (10), the second through groove (10) is provided with the lower guide rail (8), and a part of the lower guide rail (8) extends out of the second through groove (10).
4. The modular hand guillotine machine of claim 1, wherein: The profile (6) is rectangular in cross section, both sides of the top of the profile (6) are provided with a chamfer (11), the profile (6) is a hollow structure, and the inside of the profile (6) is provided with a vertical reinforcing rib (13).
5. The modular hand guillotine machine of claim 4, wherein: The bottom of the profile (6) is outwardly convex to form a convex band (12), and the two lower guide rails (8) are located below the two side plates of the profile (6) respectively.
6. The modular hand guillotine machine of claim 1, wherein: The bottom plate (1) is provided with a cutting groove (14) below the cutter wheel (5), the length direction of the cutting groove (14) is parallel to the cutting direction of the cutter wheel (5), and the top of the slider (3) is provided with a positioning screw (15) connected with the handle (4).
7. The modular hand guillotine machine of claim 1, wherein: The bottom of the front end of the handle (4) is provided with an adapter block (16), the cutter wheel (5) is located on one side of the adapter block (16), and the cutter wheel (5) is connected with the adapter block (16).
8. The modular hand guillotine machine of claim 1, wherein: The top surface of the bottom plate (1) is provided with a backrest (17), and the top surface of the backrest (17) is provided with a scale (18).
9. The modular hand guillotine cutter of claim 1, wherein: The slider (3) is a tubular structure, the slide rail (2) passes through the slider (3), the upper side of the upper guide rail (7) is provided with an upper roller (19) rotationally connected with the slider (3), the outer circumferential surface of the upper roller (19) is provided with a first annular groove (20) matched with the upper guide rail (7), the bottom of the lower guide rail (8) is provided with a lower roller (21) rotationally connected with the slider (3), and the outer circumferential surface of the lower roller (21) is provided with a second annular groove (22) matched with the lower guide rail (8).
10. The modular hand guillotine machine of claim 3, wherein: The bottom of the lower guide rail (8) is provided with two lower rollers (21), and the hinge axis of the slider (3) and the handle (4) is located between the two lower rollers (21).