Novel spreading cutter head

Abstract

The utility model provides a novel unfolding tool bit, and belongs to the technical field of unfolding tool bits. The problem that an existing unfolding tool bit is not fully lubricated is solved. The novel unfolding tool bit comprises an unfolding tool bit body, a push rod and a hydraulic tool, a movable hole for the push rod to move is formed in the unfolding tool bit body, a mounting groove is formed in the unfolding tool bit body, a guide block is arranged on the unfolding tool bit body and opposite to the mounting groove, adjusting blocks are symmetrically arranged on the mounting groove, and a sliding block is arranged between the adjusting blocks. The sliding block is provided with a moving space for the push rod to move, the upper end of the sliding block is provided with a sliding block cover plate, the upper end of the guide block is provided with a front cover plate, the sliding block is provided with a tool apron, the push rod is internally provided with a first lubricating pipeline, the push rod is provided with a first lubricating groove, and the first lubricating pipeline is connected with the first lubricating groove. The lubricating device has the advantage of being good in lubricating effect.

Description

Technical Field

[0001] The utility model belongs to the technical field of spreader cutter heads and relates to a spreader cutter head, in particular to a novel spreader cutter head. Background Art

[0002] At present, the spreading head is a mechanical device that converts axial displacement into radial displacement during high-speed rotation, thereby processing the outer circle, inner hole, end face, inner and outer grooves, inner and outer threads, and inner and outer rotational surfaces of parts. It can adjust and replace different tools according to different processing requirements, and drive the pull rod to slide so that the slider can make radial displacement along the slide groove.

[0003] Existing spreading heads are usually lubricated by manually adding lubricating oil. However, the manual addition of lubricating oil cannot effectively guarantee the timely addition of lubricating fluid, and the lubrication effect is poor. If the lubricating oil is not added in time, it is easy to cause wear on the surface of the slider and the slide groove, thereby reducing the accuracy of the processed parts. Summary of the Invention

[0004] The purpose of the utility model is to provide a new spreading cutter head with good lubrication effect in order to solve the above problems existing in the prior art.

[0005] The purpose of the present utility model can be achieved through the following technical solutions: a new type of spreading cutter head, comprising a spreading cutter head body, a push rod and a hydraulic tool, the spreading cutter head body being provided with a movable hole for the push rod to move, characterized in that the spreading cutter head body is provided with a mounting groove, a guide block is provided on the spreading cutter head body and relative to the mounting groove, adjustment blocks are symmetrically provided on the mounting groove, sliders are provided between the adjustment blocks, a movable space for the push rod to move is provided on the slider, a slider cover is provided at the upper end of the slider, a front cover is provided at the upper end of the guide block, a tool seat is provided on the slider, a lubrication pipe 1 is provided inside the push rod, a lubrication groove 1 is provided on the push rod, and the lubrication pipe 1 is connected to the lubrication groove 1.

[0006] In the above-mentioned new type of spreading cutter head, a transverse lubrication pipe and a longitudinal lubrication pipe are provided inside the spreading cutter head body, the transverse lubrication pipe and the longitudinal lubrication pipe are connected, a lubrication groove 2 is provided on the inner wall of the movable hole, and the transverse lubrication pipe is connected to the lubrication groove 2.

[0007] In the above-mentioned new type of spreading cutter head, an oil storage tank is provided inside the adjustment block, the oil storage layer is connected to the longitudinal lubrication pipe, a lubrication groove three is provided on the adjustment block and in contact with the slider, a lubrication pipe two connected to the lubrication groove three is provided on the adjustment block, and the lubrication pipe two is communicated with the oil storage layer.

[0008] In the above-mentioned new type of spreading cutter head, a fitting portion is provided on the push rod, a fitting groove is provided on the fitting portion, a fitting protrusion matching the fitting groove is provided on the slider relative to the movable space, and the lubrication groove is provided on the fitting portion, and the lubrication groove is arranged in the shape of a "W" character.

[0009] In the above-mentioned novel spreading cutter head, a positioning groove is provided on the upper end of the sliding block, a positioning protrusion is provided on the cutter seat, and the hydraulic cutter is provided on the cutter seat.

[0010] Compared with the existing technology, the utility model provides lubrication pipes and lubrication grooves on the main body, adjustment block and push rod of the spreader head, so that the internal lubrication effect of the spreader head is more sufficient, reducing the wear between the adjustment block and the slider, and the provided guide blocks, fitting grooves and fitting protrusions make the pull rod more stable when moving. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic cross-sectional structural diagram of the present utility model.

[0012] Figure 2 It is a schematic diagram of the explosion structure of the utility model.

[0013] Figure 3 It is a schematic cross-sectional structural diagram of the present utility model.

[0014] In the figure, 1. main body of the spreading head; 2. push rod; 3. hydraulic tool; 4. movable hole; 5. mounting groove; 6. guide block; 7. adjustment block; 8. slider; 9. movable space; 10. slider cover; 11. front cover; 12. tool holder; 13. lubrication pipe 1; 14. transverse lubrication pipe; 15. longitudinal lubrication pipe; 16. lubrication groove 2; 17. oil storage tank; 18. lubrication groove 3; 19. fitting part; 20. fitting groove; 21. fitting protrusion; 22. positioning groove; 23. positioning protrusion; 24. lubrication groove 1; 25. lubrication pipe 2. DETAILED DESCRIPTION

[0015] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0016] like Figure 1As shown in the figure, the new type of spreading cutter head includes a spreading cutter head main body 1, a push rod 2 and a hydraulic cutter 3. An activity hole 4 for the movement of the push rod 2 is provided on the spreading cutter head main body 1. An installation groove 5 is provided on the spreading cutter head main body 1. A guiding block 6 is provided on the spreading cutter head main body 1 and opposite to the installation groove 5, which plays a guiding role to make the movement of the push rod 2 more stable. Adjusting blocks 7 are symmetrically arranged on the installation groove 5. A slider 8 is arranged between the adjusting blocks 7. An activity space 9 for the movement of the push rod 2 is provided on the slider 8. A slider cover plate 10 is arranged at the upper end of the slider 8. A front cover plate 11 is arranged at the upper end of the guiding block 6. A tool holder 12 is arranged on the slider 8. A lubricating pipeline one 13 is arranged inside the push rod 2. A lubricating groove one 24 is arranged on the push rod 2. The lubricating pipeline one 13 is connected with the lubricating groove one 24, so that the lubrication between the push rod 2 and the activity hole 4 is more sufficient and the friction is reduced.

[0017] Further elaborating, a transverse lubricating pipeline 14 and a longitudinal lubricating pipeline 15 are arranged inside the spreading cutter head main body 1. The transverse lubricating pipeline 14 and the longitudinal lubricating pipeline 15 are connected. A lubricating groove two 16 is arranged on the inner wall of the activity hole 4. The transverse lubricating pipeline 14 is connected with the lubricating groove two 16.

[0018] Further elaborating, an oil storage tank 17 is arranged inside the adjusting block 7. The oil storage layer is connected with the longitudinal lubricating pipeline 15. A lubricating groove three 18 is arranged on the adjusting block 7 at the contact position with the slider 8. A lubricating pipeline two 25 connected with the lubricating groove three 18 is arranged on the adjusting block 7. The lubricating pipeline two 25 is connected with the oil storage layer, reducing the wear between the adjusting block 7 and the slider 8, and the oil storage layer can store a certain amount of oil fluid, reducing the frequency of refueling.

[0019] Further elaborating, a fitting part 19 is arranged on the push rod 2. A fitting groove 20 is arranged on the fitting part 19. A fitting protrusion 21 matched with the fitting groove 20 is arranged on the slider 8 and inside the activity space 9. The lubricating groove one 24 is arranged on the fitting part 19. The lubricating groove one 24 is arranged in a king character shape.

[0020] Further elaborating, a positioning groove 22 is arranged at the upper end of the slider 8. A positioning protrusion 23 is arranged on the tool holder 12. The hydraulic cutter 3 is arranged on the tool holder 12.

[0021] The specific embodiments described herein are merely examples to illustrate the spirit of the present invention. Those skilled in the art of the present invention can make various modifications or supplements to the described specific embodiments or use similar methods for substitution, but will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

[0022] Although the present invention frequently uses terms such as the spreader head body 1, push rod 2, hydraulic tool 3, movable hole 4, mounting groove 5, guide block 6, adjustment block 7, slider 8, movable space 9, slider cover 10, front cover 11, tool holder 12, lubrication channel 1 13, transverse lubrication channel 14, longitudinal lubrication channel 15, lubrication groove 2 16, oil storage groove 17, lubrication groove 3 18, fitting portion 19, fitting groove 20, fitting protrusion 21, positioning groove 22, positioning protrusion 23, lubrication groove 1 24, and lubrication channel 2 25, the use of other terms is not excluded. These terms are used only to more conveniently describe and explain the essence of the present invention; interpreting them as any additional limitations is contrary to the spirit of the present invention.

Claims

1. A new type of spreading cutter head, comprising a spreading cutter head body (1), a push rod (2) and a hydraulic cutter (3), wherein the spreading cutter head body (1) is provided with a movable hole (4) for the push rod (2) to move, and wherein: The main body (1) of the spreading cutter head is provided with an installation groove (5). A guiding block (6) is arranged on the main body (1) of the spreading cutter head and opposite to the installation groove (5). Adjusting blocks (7) are symmetrically arranged on the installation groove (5). A sliding block (8) is arranged between the adjusting blocks (7). An activity space (9) for the push rod (2) to move is arranged on the sliding block (8). A sliding block cover plate (10) is arranged at the upper end of the sliding block (8). A front cover plate (11) is arranged at the upper end of the guiding block (6). A tool holder (12) is arranged on the sliding block (8). A lubricating pipeline one (13) is arranged inside the push rod (2). A lubricating groove one (24) is arranged on the push rod (2). The lubricating pipeline one (13) is connected with the lubricating groove one (24).

2. A new type of spreading cutter head according to claim 1, characterized in that: A transverse lubricating pipeline (14) and a longitudinal lubricating pipeline (15) are arranged inside the main body (1) of the spreading cutter head. The transverse lubricating pipeline (14) and the longitudinal lubricating pipeline (15) are communicated with each other. A lubricating groove two (16) is arranged on the inner wall of the activity hole (4). The transverse lubricating pipeline (14) is connected with the lubricating groove two (16).

3. A new type of spreading cutter head according to claim 2, characterized in that: An oil storage groove (17) is arranged inside the adjusting block (7). The oil storage groove (17) is connected with the longitudinal lubricating pipeline (15). A lubricating groove three (18) is arranged on the adjusting block (7) at the contact position with the sliding block (8). A lubricating pipeline two (25) connected with the lubricating groove three (18) is arranged on the adjusting block (7). The lubricating pipeline two (25) is communicated with the oil storage groove.

4. A new type of spreading cutter head according to claim 1, characterized in that: A fitting part (19) is arranged on the push rod (2). A fitting groove (20) is arranged on the fitting part (19). A fitting protrusion (21) matched with the fitting groove (20) is arranged inside the sliding block (8) relative to the activity space (9). The lubricating groove one (24) is arranged on the fitting part (19). The lubricating groove one (24) is arranged in a shape of Chinese character 'Wang'.

5. The novel spreading cutter head according to claim 1, characterized in that: A positioning groove (22) is arranged at the upper end of the sliding block (8). A positioning protrusion (23) is arranged on the tool holder (12). The hydraulic tool (3) is arranged on the tool holder (12).

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