Threading machine rotating tool rest convenient to disassemble

Abstract

The invention relates to the technical field of machining equipment, and discloses a threading machine rotating tool rest convenient to disassemble, which comprises a base and a rotating tool set arranged at the top of the base, a mounting hole for inserting a limiting rod at the bottom of the rotating tool set is formed in the inner wall of the top of the base, and a rotating ring is rotationally connected to the outer wall of the base; the bottom of the inner wall of the base is slidably connected with a bevel edge clamping block, the side face of the bevel edge clamping block is fixedly connected with a spring block, the side wall of the base is provided with a through hole, the push block penetrates through the through hole to extrude the bevel edge clamping block and drive the bevel edge clamping block to be clamped with the limiting rod, and the bottom of the base is rotationally connected with a fixing disc. The pushing block is driven by the rotating ring to extrude the bevel edge clamping block, rapid disassembly and assembly of the rotating tool set are achieved, flexible adjustment and locking of the angle of the tool rest are achieved through the adjusting mechanism, and the machining efficiency of the threading machine is remarkably improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of machining equipment, in particular to a thread tapping machine rotary tool holder convenient to disassemble. BACKGROUND

[0002] The thread tapping machine is an important mechanical equipment in the metal pipe processing industry. The rotary tool holder, as the core component for clamping the cutting tool on the thread tapping machine, needs to remain stable under high-speed rotation and high load working conditions to ensure the quality of thread processing. In actual production process, the tool may be worn out due to long-term cutting, or the operator needs to frequently replace or maintain the tool on the rotary tool holder in order to adapt to the processing requirements of different pipe diameters and thread specifications.

[0003] In the prior art, in order to ensure the fastening of the connection, the thread tapping machine rotary tool holder is directly fixed on the machine tool base by a plurality of high-strength bolts. When the tool holder needs to be disassembled, the operator must use a special wrench to loosen all the fixing bolts one by one, and then tighten them again one by one to ensure centering and locking during reinstallation. Although this traditional bolt connection method is simple in structure, it is extremely tedious and time-consuming in the process of disassembly and assembly when facing high-frequency tool changing operation, which leads to a significant increase in the downtime of the thread tapping machine, seriously restricting the overall processing efficiency of the production line, and it is difficult to meet the requirements of modern industry for rapid mold changing and high efficiency production.

[0004] Therefore, the present application provides a thread tapping machine rotary tool holder convenient to disassemble to solve the problems of the prior art. SUMMARY

[0005] In view of the fact that the thread tapping machine rotary tool holder is fixed by a plurality of bolts in the prior art, which leads to extremely tedious and time-consuming disassembly and installation process when replacing the tool, and it is difficult to quickly and accurately adjust the processing angle, resulting in increased production auxiliary time and low work efficiency, the present application aims to provide a thread tapping machine rotary tool holder with improved structure that can effectively solve the above problems.

[0006] The present application provides a thread tapping machine rotary tool holder convenient to disassemble, which comprises a base, a rotary tool group arranged on the top of the base, and a fixing mechanism. The fixing mechanism comprises a limiting rod fixedly connected to the bottom of the rotary tool group, a rotating ring rotatably connected to the outer wall of the base, a push block fixedly connected to the inner wall of the rotating ring, an inclined edge clamping block slidingly connected to the bottom of the inner wall of the base, and a spring block fixedly connected to the side surface of the inclined edge clamping block.

[0007] The side wall of the base is provided with a through hole communicating the inside and outside of the base, and the top inner wall of the base is provided with a mounting hole for inserting the limiting rod. The push block extends to the inside of the base through the through hole.

[0008] And the spring block is slidably connected to the inner wall of the base away from the one end of the bevel edge clamping block, when the rotating ring is rotated, the push block moves along the circumference of the base and extrudes the bevel edge end of the bevel edge clamping block, drives the bevel edge clamping block to move to the direction close to the limiting rod to be clamped with the limiting rod, so that the rotary knife group is fixed on the base.

[0009] Preferably, the fixing mechanism further comprises a support frame fixedly connected to the middle part of the outer wall of the base, and an anti-rotation block slidably connected to the inner wall of the support frame, the anti-rotation block can slide along the support frame, and the top end of the anti-rotation block can be inserted into the top inner wall of the rotating ring, the inner wall of the rotating ring is provided with a clamping groove matched with the anti-rotation block, for locking the position of the rotating ring.

[0010] Preferably, the screw machine rotary knife holder convenient to disassemble further comprises an adjusting mechanism, the adjusting mechanism comprises a fixed disc rotatably connected to the bottom of the base, and the base can rotate relative to the fixed disc, and the adjusting mechanism further comprises a sliding frame fixedly connected to the outer wall of the fixed disc and a limiting block slidably connected to the inner wall of the sliding frame.

[0011] Preferably, the bottom of the base is provided with a positioning groove, the limiting block can slide into the positioning groove to limit the rotation of the base relative to the fixed disc, so as to fix the angle of the base.

[0012] Preferably, the side of the bevel edge clamping block in contact with the limiting rod is provided with a bevel, and the side wall of the limiting rod is provided with an annular clamping groove matched with the shape of the end of the bevel edge clamping block, and the bevel edge clamping block is clamped into the annular clamping groove to realize axial locking.

[0013] Preferably, the top inner wall of the base is provided with a plurality of mounting holes for the limiting rods to be inserted, and the limiting rods are provided in plurality, and the number of the push blocks, the bevel edge clamping blocks and the spring blocks are one-to-one corresponding to the number of the limiting rods, so as to ensure the stability of the connection.

[0014] Preferably, the bevel edge clamping block is fixedly connected with spring blocks on both sides, and the spring blocks on both sides slide along the inner wall of the base to provide stable elastic support for the bevel edge clamping block.

[0015] The present application has the following beneficial effects: 1、The present application, by setting the rotating ring on the outer wall of the base and cooperating with the push block and the bevel edge clamping block, rotating the rotating ring to drive the push block to extrude the bevel edge clamping block, so that the bevel edge clamping block is clamped with the limiting rod at the bottom of the rotary knife group, solves the problem of complicated disassembly and long time in the prior art, and achieves the effect of quickly positioning, installing and disassembling the rotary knife group, and significantly improving the auxiliary efficiency of the thread cutting machine.

[0016] 2、The application solves the problem that the traditional tool holder is difficult to adjust the machining angle without disassembling the overall structure by arranging the fixed disc connected with the bottom of the base in rotation, and cooperating the limiting block in the sliding frame with the positioning groove of the bottom of the base, so that the angle of the rotary knife group can be flexibly adjusted according to the machining requirement, and after adjustment, the stable locking is realized through the clamping groove cooperation, and the deviation during machining is prevented.

[0017] 3、The application solves the problem that the rotary ring is loosened in rotation under the condition of severe vibration of the equipment, thereby affecting the locking reliability, by arranging the support frame and anti-rotation block on the outer wall of the base, and sliding the anti-rotation block into the inner wall of the rotary ring, so that the rotary ring is auxiliary locked, the rotary knife group is fixed firmly, and the safety and stability of the equipment operation are improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a front side perspective view of the screw machine rotary tool holder convenient to disassemble; Figure 2 It is a split view of the rotary knife group of the screw machine rotary tool holder convenient to disassemble; Figure 3 It is a split view of the rotary ring of the screw machine rotary tool holder convenient to disassemble; Figure 4 It is a sectional view of the base of the screw machine rotary tool holder convenient to disassemble; Figure 5 It is a split view of the fixed disc of the screw machine rotary tool holder convenient to disassemble.

[0019] LEGEND: 1, base; 2, fixing mechanism; 201, limiting rod; 202, rotary ring; 203, push block; 204, bevel clamping block; 205, spring block; 206, support frame; 207, anti-rotation block; 3, adjusting mechanism; 301, fixed disc; 302, sliding frame; 303, limiting block; 304, positioning groove; 4, rotary knife group. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical scheme and advantages of the present application more clear, the technical scheme in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0021] EMBODIMENT: Please refer to Figures 1 to 5The embodiment of the present application provides a screw machine rotary tool holder convenient to disassemble, which aims at solving the problems of complicated and time-consuming disassembly process of the screw machine tool holder, inconvenient tool working angle adjustment and low production and maintenance efficiency in the prior art.

[0022] Please refer to Figure 1 and Figure 2 The screw machine rotary tool holder convenient to disassemble comprises a base 1 and a rotary tool group 4 arranged on the top of the base 1, the base 1 serves as a main support and mounting matrix of the whole device, and is internally provided with cavities for accommodating various functional components, and the rotary tool group 4 is used for mounting cutting tools to perform screw machining tasks.

[0023] Please refer to Figure 2 and Figure 4 The fixing mechanism 2 comprises a plurality of limiting rods 201 fixedly connected to the bottom of the rotary tool group 4, a rotating ring 202 rotatably connected to the outer wall of the base 1, a push block 203 fixedly connected to the inner wall of the rotating ring 202, an inclined edge clamping block 204 slidingly connected to the bottom of the inner wall of the base 1, and a spring block 205 fixedly connected to the side surface of the inclined edge clamping block 204, the top inner wall of the base 1 is provided with mounting holes corresponding to the positions of the limiting rods 201, the side wall of the base 1 is provided with through holes communicating the inside and outside of the base 1, the push block 203 passes through the through holes and extends to the inside of the base 1, the end of the spring block 205 away from the inclined edge clamping block 204 is slidingly connected to the inner wall of the base 1, and the side wall of the limiting rod 201 is provided with an annular clamping groove matched with the shape of the end of the inclined edge clamping block 204.

[0024] Meanwhile, the inclined edge clamping block 204 and the push block 203 in the inside of the base 1 form transmission cooperation, when the rotating ring 202 rotates, the rotating ring 202 drives the push block 203 to move along the circumference of the base 1, the push block 203 extrudes the inclined edge end of the inclined edge clamping block 204, drives the inclined edge clamping block 204 to move to the direction close to the limiting rod 201 against the resistance of the spring block 205, until the end of the inclined edge clamping block 204 is inserted into the annular clamping groove of the limiting rod 201, the cooperation structure of converting rotation into linear locking ensures the stability of the rotary tool group 4 after installation, and greatly simplifies the disassembly operation process.

[0025] As a preferred embodiment, in order to prevent vibration during equipment operation from causing the rotating ring 202 to be accidentally rotated and loosened, please refer to Figure 1 and Figure 3The fixing mechanism 2 further comprises a support frame 206 fixedly connected to the middle portion of the outer wall of the base 1, and an anti-rotation block 207 slidably connected to the inner wall of the support frame 206, the anti-rotation block 207 being slidably fitted in the support frame 206, and the top end of the anti-rotation block 207 being capable of being inserted into the top inner wall of the rotating ring 202, the inner wall of the rotating ring 202 being provided with a clamping groove matched with the anti-rotation block 207, and the position of the rotating ring 202 being locked by sliding the anti-rotation block 207 upward and clamping it into the rotating ring 202.

[0026] As another preferred embodiment, in order to meet the adjustment requirements of the tool angle in different processing scenes, please refer to Figure 4 and Figure 5 The detachable rotating tool holder of the threading machine further comprises an adjusting mechanism 3, the adjusting mechanism 3 comprising a fixed disc 301 rotatably connected to the bottom of the base 1, the fixed disc 301 being used for connecting the workbench of the threading machine, the base 1 being capable of rotating horizontally relative to the fixed disc 301, the outer wall of the fixed disc 301 being fixedly connected with a sliding frame 302, the inner wall of the sliding frame 302 being slidably connected with a limiting block 303, and the bottom of the base 1 being provided with a plurality of circumferentially distributed positioning grooves 304, the limiting block 303 being slid along the sliding frame 302 and being inserted into the corresponding positioning groove 304, so as to limit the rotation of the base 1 relative to the fixed disc 301 and realize the fixation of the angle.

[0027] As a further preferred embodiment, in order to ensure the force balance and smooth resetting of the bevel clamping block 204, spring blocks 205 are fixedly connected to the left and right sides of the bevel clamping block 204, and the spring blocks 205 on the two sides are slid along the inner wall of the base 1, thereby providing uniform elastic support and guidance for the bevel clamping block 204.

[0028] Working principle: when the rotating tool set 4 needs to be installed, the rotating tool set 4 is moved to make the limiting rod 201 at the bottom preliminarily positioned by being inserted into the mounting hole at the top of the base 1, and then the rotating ring 202 is rotated, the rotating ring 202 drives the push block 203 inside to move along the through hole of the side wall of the base 1, the push block 203 extrudes the inclined surface of the bevel clamping block 204, the bevel clamping block 204 is pushed to move inward and compress the spring blocks 205, until the bevel clamping block 204 is clamped into the annular clamping groove on the side of the limiting rod 201, the locking is completed, at this time, the anti-rotation block 207 is slid upward and inserted into the clamping groove in the inner wall of the rotating ring 202, the position of the rotating ring 202 is locked, and the loosening is prevented. When it needs to be disassembled and replaced, the anti-rotation block 207 is slid downward to release the locking of the rotating ring 202, the rotating ring 202 is reversely rotated, the push block 203 cancels the extrusion on the bevel clamping block 204, under the elastic restoring force of the spring blocks 205, the bevel clamping block 204 is reset outward and exits the clamping groove of the limiting rod 201, the locking of the rotating tool set 4 is released, and the rotating tool set 4 can be taken out upward. When the angle of the cutter needs to be adjusted, slide the limit block 303 out of the positioning slot 304 at the bottom of the base 1, rotate the base 1 to drive the rotary cutter group 4 to the desired angle, then push the limit block 303 into a new positioning slot 304 to re-lock the relative position of the base 1 and the fixed disc 301, and the angle adjustment is completed.

Claims

1. A detachable rotating tool holder for a thread-cutting machine, comprising: Base (1) and rotating blade assembly (4) disposed on top of the base (1); Its features are, It also includes a fixing mechanism (2), which includes a limiting rod (201) fixedly connected to the bottom of the rotating blade assembly (4), a rotating ring (202) rotatably connected to the outer wall of the base (1), a push block (203) fixedly connected to the inner wall of the rotating ring (202), a chamfered block (204) slidably connected to the bottom of the inner wall of the base (1), and a spring block (205) fixedly connected to the side of the chamfered block (204). The side wall of the base (1) is provided with a through hole connecting the inside and outside of the base (1). The push block (203) passes through the through hole and extends into the interior of the base (1). The end of the spring block (205) away from the chamfered block (204) is slidably connected to the inner wall of the base (1).

2. The easily detachable rotating tool holder for a thread-cutting machine according to claim 1, characterized in that, The fixing mechanism (2) further includes a support frame (206) fixedly connected to the middle of the outer wall of the base (1), and an anti-rotation block (207) is slidably connected to the inner wall of the support frame (206).

3. The easily detachable rotating tool holder for a thread-cutting machine according to claim 2, characterized in that, The anti-rotation block (207) is slidably fitted inside the support frame (206), and the top of the anti-rotation block (207) can be inserted into the top inner wall of the rotating ring (202). The inner wall of the rotating ring (202) is provided with a slot that is compatible with the anti-rotation block (207).

4. The easily detachable rotating tool holder for a thread-cutting machine according to claim 1, characterized in that, The easily detachable rotating tool holder of the thread cutting machine also includes an adjustment mechanism (3), which includes a fixed plate (301) rotatably connected to the bottom of the base (1), and the base (1) rotates relative to the fixed plate (301).

5. A detachable rotary tool holder for a thread-cutting machine according to claim 4, characterized in that, The adjustment mechanism (3) further includes a sliding frame (302) fixedly connected to the outer wall of the fixed plate (301) and a limiting block (303) slidably connected to the inner wall of the sliding frame (302).

6. A detachable rotary tool holder for a thread-cutting machine according to claim 5, characterized in that, The bottom of the base (1) is provided with a positioning groove (304). The limiting block (303) slides along the sliding frame (302) and is inserted into the positioning groove (304) to restrict the base (1) from rotating relative to the fixed plate (301).

7. A detachable rotary tool holder for a thread-cutting machine according to claim 1, characterized in that, The inclined side of the clamping block (204) is provided with an inclined surface on the side that contacts the limiting rod (201), and the side wall of the limiting rod (201) is provided with an annular groove that matches the shape of the end of the inclined side clamping block (204).

8. A detachable rotary tool holder for a thread-cutting machine according to claim 1, characterized in that, The base (1) has multiple mounting holes on its top inner wall for inserting the limiting rods (201). There are multiple limiting rods (201). The number of push blocks (203), inclined side blocks (204) and spring blocks (205) corresponds one-to-one with the number of limiting rods (201).

9. A detachable rotary tool holder for a thread-cutting machine according to claim 1, characterized in that, The inclined side block (204) is fixedly connected to the spring block (205) on both sides, and the spring block (205) on both sides slides along the inner wall of the base (1).

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