Combined cutter of metal pulverizer

Abstract

The utility model discloses a combined cutter of a metal pulverizer, and relates to the technical field of metal processing equipment. The combined cutter of the metal pulverizer comprises a fixing shaft, a cutter fixing sleeve is fixedly installed on the outer wall of the fixing shaft, a half-circle cutter head A and a half-circle cutter head B are arranged on the outer wall of the cutter fixing sleeve in a sleeved mode, and the half-circle cutter head A and the half-circle cutter head B intersect end to end. According to the combined type cutter of the metal pulverizer, through cooperative use of the clamping unit and the driving assembly, in the assembling process of the combined type cutter, multiple sets of semi-circle cutter bits A or multiple sets of semi-circle cutter bits B can be clamped and fixed to the outer side of the cutter fixing sleeve at the same time, so that the combined type cutter is easy and convenient to assemble; according to the combined cutter, the installation efficiency of the combined cutter is improved, and when a certain half-circle cutter head A and a certain half-circle cutter head B are damaged, the damaged half-circle cutter head A and the damaged half-circle cutter head B can be conveniently disassembled and assembled, and the damaged half-circle cutter head A and the damaged half-circle cutter head B can be conveniently maintained and replaced.

Description

Technical Field

[0001] The utility model relates to the technical field of metal processing equipment, in particular to a metal crusher combined cutter. Background Art

[0002] Chinese patent document CN204503261U discloses a metal crusher combined cutter, wherein a circular cutter fixing sleeve is arranged at the middle position of the cutter, a convex body is arranged at the outer surface of the cutter fixing sleeve, connecting threaded holes are evenly arranged on the circumferential surface of the cutter fixing sleeve, a quick-change cutter head is sleeved on the outside of the cutter fixing sleeve, grooves and fastening threaded holes corresponding to the position of the cutter fixing sleeve are respectively arranged on the inner surface and the cutter head of the quick-change cutter head, and the connecting threaded hole and the fastening threaded hole are connected by fastening bolts, which is simple and convenient, saves a lot of manpower and financial resources, reduces the maintenance cost of the equipment, and improves the economic benefits of the enterprise.

[0003] However, the above-mentioned combined tool has a large number of quick-change tool heads. During the assembly of the combined tool, multiple sets of fastening bolts need to be tightened before the quick-change tool heads can be installed on the tool fixing sleeve, making the assembly of the combined tool more complicated. Utility Model Content

[0004] The purpose of the utility model is to provide a metal crusher combined cutter to solve the problems and defects raised by the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a metal crusher combined tool, including a fixed shaft, a tool fixing sleeve is fixedly installed on the outer wall of the fixed shaft, the outer wall of the tool fixing sleeve is provided with a half-circle cutter head A and a half-circle cutter head B, and the half-circle cutter head A and the half-circle cutter head B intersect end to end, and also include a clamping unit installed on the half-circle cutter head A and the half-circle cutter head B, the clamping unit is used to fix the half-circle cutter head A and the half-circle cutter head B to the outer wall of the tool fixing sleeve, and a driving component installed on the tool fixing sleeve, and the driving component is used to drive the clamping unit to clamp.

[0006] Preferably, the engaging unit comprises a connecting block and a engaging block, wherein the connecting block is fixedly mounted on the outer wall of the half-circle cutter head A and the outer wall of the half-circle cutter head B, the connecting block is provided with an engaging groove, and the engaging block is engaged and installed in the engaging groove.

[0007] Preferably, fixing grooves are provided on both sides of the tool fixing sleeve, and the connecting blocks are inserted into the inner sides of the fixing grooves.

[0008] Preferably, the driving assembly includes a threaded rod, a guide rod A, a guide B and a threaded block, the threaded block is threadedly installed on the outer wall of the threaded rod, the threaded block is slidably installed on the outer wall of the guide rod A and the outer wall of the guide B, the guide rod A is fixedly installed on the front and rear inner walls of the tool fixing sleeve, the guide B is fixedly installed on the front and rear inner walls of the tool fixing sleeve, and the guide rod A is located above the threaded rod, and the guide B is located below the threaded rod. The clamping block is fixedly installed on the rear side of the threaded block, which can drive multiple groups of clamping blocks to move, and at the same time, multiple groups of half-circle cutter heads A or multiple groups of half-circle cutter heads B are clamped and fixed on the outer side of the tool fixing sleeve, so that the assembly of the combined tool is relatively simple and portable, and the installation efficiency of the combined tool is improved. Moreover, when a half-circle cutter head A and a half-circle cutter head B are damaged, it is also convenient to disassemble and assemble the damaged half-circle cutter head A and half-circle cutter head B, and it is convenient to repair and replace the damaged half-circle cutter head A and half-circle cutter head B.

[0009] Preferably, rotating blocks are rotatably mounted on the front and rear sides of the tool fixing sleeve, and two groups of rotating blocks are respectively fixedly mounted on the two ends of the threaded rod.

[0010] Preferably, an outer wall of the rotating block is provided with a hexagonal groove.

[0011] Preferably, the rear side of the slot is conical.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The metal crusher combined tool, through the coordinated use of the locking unit and the driving component, can simultaneously lock and fix multiple groups of half-circle cutter heads A or multiple groups of half-circle cutter heads B on the outside of the tool fixing sleeve during the assembly of the combined tool, so that the assembly of the combined tool is relatively simple and portable, and the installation efficiency of the combined tool is improved. Moreover, when a half-circle cutter head A or a half-circle cutter head B is damaged, it is also convenient to disassemble and assemble the damaged half-circle cutter head A or a half-circle cutter head B, so that the damaged half-circle cutter head A or a half-circle cutter head B can be repaired and replaced. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a structural schematic diagram of a half-circle cutter head A, a connecting block, and a half-circle cutter head B of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the tool fixing sleeve of the utility model;

[0018] Figure 4It is a cross-sectional view of the tool fixing sleeve of the utility model.

[0019] Figure numerals: 1. fixed shaft; 2. tool fixing sleeve; 3. half-circle cutter head A; 4. connecting block; 5. fixed groove; 6. rotating block; 7. threaded rod; 8. guide rod A; 9. guide B; 10. threaded block; 11. clamping block; 12. clamping groove; 13. hexagonal groove; 14. half-circle cutter head B. DETAILED DESCRIPTION

[0020] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0021] See also Figure 1-4 The utility model provides a technical solution: a combined tool for a metal crusher, comprising a fixed shaft 1, a tool fixing sleeve 2 is fixedly installed on the outer wall of the fixed shaft 1, a half-circle cutter head A3 and a half-circle cutter head B14 are sleeved on the outer wall of the tool fixing sleeve 2, and the half-circle cutter head A3 and the half-circle cutter head B14 intersect end to end, and also comprises a clamping unit installed on the half-circle cutter head A3 and the half-circle cutter head B14, the clamping unit is used to fix the half-circle cutter head A3 and the half-circle cutter head B14 to the outer wall of the tool fixing sleeve 2, and a driving component installed on the tool fixing sleeve 2, and the driving component is used to drive the clamping unit to clamp.

[0022] The engaging unit comprises a connecting block 4 and an engaging block 11 . The connecting block 4 is fixedly mounted on the outer wall of the half-circle cutter head A3 and the outer wall of the half-circle cutter head B14 . The connecting block 4 is provided with an engaging groove 12 , and the engaging block 11 is engaged and installed in the engaging groove 12 .

[0023] Both sides of the tool fixing sleeve 2 are provided with fixing grooves 5 , and the connecting block 4 is inserted into the inner side of the fixing grooves 5 .

[0024] The driving assembly includes a threaded rod 7, a guide rod A8, a guide B9 and a threaded block 10. The threaded block 10 is threadedly mounted on the outer wall of the threaded rod 7. The threaded block 10 is slidably mounted on the outer wall of the guide rod A8 and the outer wall of the guide B9. The guide rod A8 is fixedly mounted on the front and rear inner walls of the tool fixing sleeve 2. The guide B9 is fixedly mounted on the front and rear inner walls of the tool fixing sleeve 2. The guide rod A8 is located above the threaded rod 7, the guide B9 is located below the threaded rod 7, and the clamping block 11 is fixedly mounted on the threaded block 10. On the rear side, multiple groups of card blocks 11 can be driven to move, and at the same time, multiple groups of half-circle cutter heads A3 or multiple groups of half-circle cutter heads B14 can be clamped and fixed on the outside of the tool fixing sleeve 2, so that the assembly of the combined tool is relatively simple and portable, and the installation efficiency of the combined tool is improved. Moreover, when a half-circle cutter head A3 or a half-circle cutter head B14 is damaged, it is also convenient to disassemble and assemble the damaged half-circle cutter head A3 or a half-circle cutter head B14, and it is convenient to repair and replace the damaged half-circle cutter head A3 or a half-circle cutter head B14.

[0025] The front and rear sides of the tool fixing sleeve 2 are rotatably mounted with rotating blocks 6 , and two groups of rotating blocks 6 are fixedly mounted on the two ends of the threaded rod 7 .

[0026] An inner hexagonal groove 13 is provided on the outer wall of the rotating block 6. The connecting block 4 on the half-circle cutter head A3 and the half-circle cutter head B14 is inserted into the fixing groove 5, so that the half-circle cutter head A3 and the half-circle cutter head B14 are close to the outer wall of the tool fixing sleeve 2. The inner hexagonal wrench is held and one end of the inner hexagonal wrench is inserted into the inner hexagonal groove. The inner hexagonal wrench is manually twisted to make the inner hexagonal wrench drive the rotating block 6 and the threaded rod 7 to rotate. The rotation of the threaded rod 7 drives the threaded block 10 and the clamping block 11 to move, so that the clamping block 11 is inserted into the inner side of the clamping groove 12, so that the clamping block 11 is clamped with the clamping groove 12, thereby fixing the connecting block 4, the half-circle cutter head A3 and the half-circle cutter head B14 on the tool fixing sleeve 2.

[0027] The rear side of the slot 12 is conical.

[0028] Working principle: insert the connecting block 4 on the half-circle cutter head A3 and the half-circle cutter head B14 into the fixing groove 5, so that the half-circle cutter head A3 and the half-circle cutter head B14 are close to the outer wall of the tool fixing sleeve 2, hold the hexagonal wrench, insert one end of the hexagonal wrench into the hexagonal groove, and manually twist the hexagonal wrench to make the hexagonal wrench drive the rotating block 6 and the threaded rod 7 to rotate, and the rotation of the threaded rod 7 drives the threaded block 10 and the clamping block 11 to move, so that the clamping block 11 is inserted into the inner side of the clamping groove 12, so that the clamping block 11 is clamped with the clamping groove 12, thereby fixing the connecting block 4, the half-circle cutter head A3 and the half-circle cutter head B14 on the tool fixing sleeve 2.

[0029] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A metal crusher combined cutter, comprising a fixed shaft (1), a cutter fixing sleeve (2) being fixedly mounted on the outer wall of the fixed shaft (1), a half-circle cutter head A (3) and a half-circle cutter head B (14) being sleeved on the outer wall of the cutter fixing sleeve (2), and the half-circle cutter head A (3) and the half-circle cutter head B (14) intersecting end to end, characterized in that: Also includes: A clamping unit mounted on the half-circle cutter head A (3) and the half-circle cutter head B (14), and used to fix the half-circle cutter head A (3) and the half-circle cutter head B (14) to the outer wall of the cutter fixing sleeve (2); A drive component mounted on the tool fixing sleeve (2) is used to drive the engaging units to engage with each other.

2. A metal crusher combined cutter according to claim 1, characterized in that: The engaging unit comprises a connecting block (4) and an engaging block (11); the connecting block (4) is fixedly mounted on the outer wall of the half-circle cutter head A (3) and the outer wall of the half-circle cutter head B (14); the connecting block (4) is provided with an engaging groove (12), and the engaging block (11) is engaged and mounted in the engaging groove (12).

3. A metal crusher combined cutter according to claim 2, characterized in that: The tool fixing sleeve (2) is provided with fixing grooves (5) on both sides, and the connecting block (4) is inserted into the inner side of the fixing groove (5).

4. The metal crusher combined cutter according to claim 3, characterized in that: The driving assembly comprises a threaded rod (7), a guide rod A (8), a guide B (9) and a threaded block (10); the threaded block (10) is threadedly mounted on the outer wall of the threaded rod (7); the threaded block (10) is slidably mounted on the outer walls of the guide rod A (8) and the outer walls of the guide B (9); the guide rod A (8) is fixedly mounted on the front and rear inner walls of the tool fixing sleeve (2); the guide B (9) is fixedly mounted on the front and rear inner walls of the tool fixing sleeve (2); the guide rod A (8) is located above the threaded rod (7); the guide B (9) is located below the threaded rod (7); and the clamping block (11) is fixedly mounted on the rear side of the threaded block (10).

5. A metal crusher combined cutter according to claim 4, characterized in that: Rotating blocks (6) are rotatably mounted on the front and rear sides of the tool fixing sleeve (2), and two groups of rotating blocks (6) are respectively fixedly mounted on the two ends of the threaded rod (7).

6. A metal crusher combined cutter according to claim 5, characterized in that: The outer wall of the rotating block (6) is provided with a hexagonal groove (13).

7. A metal crusher combined cutter according to claim 6, characterized in that: The rear side of the clamping slot (12) is arranged in a conical shape.

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