Diamond cutting saw blade

Abstract

The utility model relates to the technical field of diamond production, and discloses a diamond cutting saw blade which comprises a base body and is characterized in that an annular connecting plate is fixed on the circumferential edge of the base body, inner grooves facing the circle center of the base body are formed in the circumferential edge of the connecting plate at equal intervals, a tool bit plate is connected in each inner groove in a sliding mode, and the tool bit plates are arranged on the connecting plate. A first through insertion hole is formed in the side edge, close to the base body, of the tool bit plate, a second through insertion hole is formed in the position, corresponding to each inner groove, of the connecting plate, a positioning screw can be inserted into the first insertion hole and the second insertion hole after the first insertion hole corresponds to the second insertion hole, and the positioning screw is detachably connected with a nut. The utility model has the following advantages and effects: one tool bit plate can be replaced as required, the cost is greatly reduced, and meanwhile, the mounting and dismounting are convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of diamond processing, in particular to a diamond cutting saw blade. Background Art

[0002] A diamond saw blade is a cutting tool, which is widely used in the processing of hard and brittle materials such as concrete, refractory materials, stones, ceramics, etc.

[0003] A diamond saw blade mainly consists of two parts: a matrix and a cutting head. The matrix is the main supporting part for bonding the cutting head. The cutting head is the part that performs cutting during use, and the cutting head will be continuously consumed during use. Currently, most cutting heads are welded to the body as a whole. When the cutting head wears out and needs to be replaced, the entire saw blade can only be discarded, resulting in waste. Content of the Utility Model

[0004] The purpose of the utility model is to provide a diamond cutting saw blade, which has the effects of simple disassembly and assembly and cost saving.

[0005] The above technical purpose of the utility model is achieved through the following technical solutions: including a matrix, characterized in that: an annular connecting plate is fixed on the circumferential edge of the matrix, inner grooves facing the center of the matrix are equidistantly arranged on the circumferential edge of the connecting plate, a cutter head plate is slidably connected in each inner groove, a through hole one is arranged on the side of the cutter head plate close to the matrix, a through hole two is arranged on the connecting plate corresponding to each inner groove, a positioning screw can be inserted after the through hole one and the through hole two are aligned, and the positioning screw is detachably connected with a nut.

[0006] The further setting of the utility model is: a sliding rod one protrudes from the opposite inner side surfaces of each inner groove, a sliding groove one is concavely arranged on the outer side surface of each cutter head plate away from each other, and the cutter head plate is slidably connected in the inner groove.

[0007] The further setting of the utility model is: a short cylinder concentric with and having the same inner diameter as the central hole is convexly fixed in the central hole of the matrix, a connecting ring is sleeved and slidably connected outside the short cylinder, a spring is connected between the connecting ring and the matrix, the spring drives the connecting ring to approach the matrix, connecting rods one are equally spaced and connected to the circumferential surface of the connecting ring, each connecting rod one is vertically fixed on a connecting rod two, and both ends of each connecting rod two are fixed on the tops of two adjacent positioning screws.

[0008] The further setting of the utility model is: the number of the inner grooves is 4.

[0009] The further setting of the utility model is: the cutter head plate includes a positioning plate and a cutting cutter head.

[0010] A further setting of the present utility model is that the cross-section of the cutting tool head is triangular.

[0011] A further setting of the present utility model is that sound-absorbing holes are provided on the positioning plate.

[0012] A further setting of the present utility model is that a second sliding rod protrudes from the outer side surface of the short cylinder, a second sliding groove is concavely provided on the inner side surface of the connecting ring, and the connecting ring is slidably connected to the outside of the short cylinder.

[0013] A further setting of the present utility model is that a gasket is sleeved on the positioning screw.

[0014] A further setting of the present utility model is that an anti-detachment block is provided at the top of the short cylinder away from the base body.

[0015] The beneficial effects of the present utility model are:

[0016] 1. When it is necessary to install the cutter head plate in the machine body, first insert the first sliding groove of each cutter head plate into the first sliding rod in the inner groove, so that the first jack and the second jack are aligned, and then install and insert the other cutter head plates one by one. Subsequently, lift the connecting ring upward, so that the positioning screw at the end of the second connecting rod is lifted, and then insert the positioning screw into the first jack and the second jack. Finally, tighten the nut on the positioning screw to install the cutter head plate. When it is necessary to disassemble, loosen the nut, pull out the positioning screw, and remove the cutter head plate that needs to be replaced. The installation and disassembly are convenient. According to the need, only replace a certain cutter head plate, which greatly reduces the cost.

[0017] 2. The setting of the second sliding groove and the second sliding rod ensures the positioning accuracy of the four positioning screws and avoids affecting the cutting accuracy of the saw blade.

[0018] 3. The setting of the sound-absorbing holes greatly reduces the working noise and also reduces the impact on the saw blade. Description of the Drawings

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0020] Figure 1 It is a schematic structural diagram of the present utility model.

[0021] Figure 2 It is Figure 1 A schematic structural diagram of another side.

[0022] Figure 3It is an exploded structural schematic diagram of the cutter head plate and the machine base in the utility model.

[0023] In the figure, 1 is the base; 2 is the connecting plate; 3 is the inner groove; 4 is the cutter head plate; 41 is the positioning plate; 42 is the cutting cutter head; 5 is the first jack; 6 is the second jack; 7 is the positioning screw; 8 is the nut; 9 is the short cylinder; 10 is the sound-absorbing hole; 11 is the connecting ring; 12 is the spring; 13 is the first connecting rod; 14 is the second connecting rod. Specific implementation mode

[0024] Next, the technical solution of the present utility model will be clearly and completely described in conjunction with specific embodiments. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present utility model.

[0025] Embodiment, a diamond cutting saw blade, as Figures 1-3 shown, includes a base 1, and is characterized in that: an annular connecting plate 2 is fixed on the circumference of the base 1, inner grooves 3 facing the center of the base 1 are equidistantly arranged on the circumference of the connecting plate 2, the number of the inner grooves 3 is 4, and a cutter head plate 4 is slidably connected in each inner groove 3. The cutter head plate 4 includes a positioning plate 41 and a cutting cutter head 42. The cross-section of the cutting cutter head 42 is triangular. A through first jack 5 is arranged on the side of the cutter head plate 4 close to the base 1. A through second jack 6 is arranged on the connecting plate 2 corresponding to each inner groove 3. After the first jack 5 and the second jack 6 are aligned, a positioning screw 7 can be inserted. The positioning screw 7 is detachably connected with a nut 8. A first sliding rod protrudes from the opposite inner side surfaces of each inner groove 3, and a first sliding groove is concavely arranged on the outer side surface of each cutter head plate 4 away from each other. The cutter head plate 4 is slidably connected in the inner groove 3. A short cylinder 9 concentric with the center hole and having the same inner diameter is protrudingly fixed in the center hole of the base 1. A connecting ring 11 is sleeved and slidably connected outside the short cylinder 9. A spring 12 is connected between the connecting ring 11 and the base 1. The spring 12 drives the connecting ring 11 to approach the base 1. The circumferential surface of the connecting ring 11 is equally spaced and connected with first connecting rods 13. Each first connecting rod 13 is vertically fixed on a second connecting rod 14. Both ends of each second connecting rod 14 are fixed on the tops of two adjacent positioning screws 7 on both sides.

[0026] Furthermore, sound-absorbing holes 10 are arranged on the positioning plate 41. The arrangement of the sound-absorbing holes 10 greatly reduces the working noise and also reduces the influence on the saw blade.

[0027] A further setting of the present utility model is that: a second sliding rod protrudes from the outer side surface of the short cylinder 9, and a second sliding groove is concavely arranged on the inner side surface of the connecting ring 11. The connecting ring 11 is slidably connected outside the short cylinder 9 to ensure the positioning accuracy of the four positioning screws 7 and avoid affecting the cutting accuracy of the saw blade.

[0028] Further, a gasket is sleeved outside the positioning screw rod 7.

[0029] Further, an anti - detachment block is arranged at the top of the short cylinder 9 away from the base body 1.

[0030] The working principle of a diamond cutting saw blade:

[0031] When the cutter head plate 4 needs to be installed in the machine body, first insert the sliding rod one in the inner groove 3 into the sliding groove pair of each cutter head plate 4, so that the first jack 5 is aligned with the second jack 6, then insert the other cutter head plates 4 one by one. Subsequently, lift the connecting ring 11 upward, so that the positioning screw rod 7 at the end of the second connecting rod 14 is lifted. Then insert the positioning screw rod 7 into the first jack 5 and the second jack 6. Finally, tighten the nut 8 on the positioning screw rod 7, and the cutter head plate 4 can be installed. When disassembly is required, loosen the nut 8, pull out the positioning screw rod 7, and remove the cutter head plate 4 that needs to be replaced. The installation and disassembly are convenient. According to the need, only one cutter head plate 4 can be replaced, greatly reducing the cost.

Claims

1. A diamond cutting saw blade, comprising a base (1), characterized in that: The base (1) is fixed with an annular connecting plate (2) on the circumference thereof. The connecting plate (2) is provided with inner grooves (3) facing the center of the base (1) at equal intervals on the circumference thereof. A cutter head plate (4) is slidably connected in each of the inner grooves (3). A through-hole (5) is provided on the side of the cutter head plate (4) close to the base (1). A through-hole (6) is provided on the connecting plate (2) corresponding to each inner groove (3). A positioning screw (7) can be inserted into the corresponding holes (5) and the positioning screw (7) is detachably connected with a nut (8).

2. A diamond cutting saw blade according to claim 1, characterized in that: The inner side surface opposite to each inner groove (3) is protrudingly provided with a slide rod, and the outer side surface away from each cutter head plate (4) is concavely provided with a slide groove, and the cutter head plate (4) is slidably connected in the inner groove (3).

3. A diamond cutting saw blade according to claim 2, characterized in that: A short cylinder (9) having the same center as the center hole and the same inner diameter as the center hole is fixedly protruded from the center hole of the base body (1); a connecting ring (11) is slidably arranged on the outer surface of the short cylinder (9); a spring (12) is connected between the connecting ring (11) and the base body (1); the spring (12) drives the connecting ring (11) to approach the base body (1); connecting rods (13) are connected to the circumferential surface of the connecting ring (11) at equal intervals; each of the connecting rods (13) is vertically fixed to a connecting rod (14); and both ends of each of the connecting rods (14) are fixed to the tops of two positioning screws (7) on adjacent sides.

4. A diamond cutting saw blade according to claim 3, characterized in that: The number of the inner grooves (3) is 4.

5. The diamond cutting saw blade according to claim 4, characterized in that: The cutter head plate (4) comprises a positioning plate (41) and a cutting cutter head (42).

6. A diamond cutting saw blade according to claim 5, characterized in that: The cross section of the cutting blade (42) is triangular.

7. The diamond cutting saw blade according to claim 6, characterized in that: The positioning plate (41) is provided with a sound-absorbing hole (10).

8. The diamond cutting saw blade according to claim 7, characterized in that: The outer side surface of the short cylinder (9) is protrudingly provided with two sliding rods, and the inner side surface of the connecting ring (11) is concavely provided with two sliding grooves, and the connecting ring (11) is slidably connected to the outside of the short cylinder (9).

9. The diamond cutting saw blade according to claim 8, characterized in that: The outer sleeve of the positioning screw (7) is provided with a gasket.

10. The diamond cutting saw blade according to claim 9, characterized in that: An anti-fall-off block is arranged on the top of the short cylinder (9) away from the base (1).

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