Auxiliary tool holder device for numerical control vertical lathe

Abstract

The utility model discloses an auxiliary tool holder device for a numerical control vertical lathe, which relates to the technical field of numerical control vertical lathes and comprises a tool holder body and a positioning cavity, the positioning cavity is arranged on the outer surface of the tool holder body, and four groups of positioning columns are fixedly mounted on the inner wall of the positioning cavity. According to the auxiliary tool holder device for the numerical control vertical lathe, the positioning hole formed in the middle of the tool is matched with the positioning column, when the tool is inserted into the positioning cavity, the positioning column can be accurately sleeved with the positioning hole, preliminary positioning of the tool is achieved, then the positioning screw rod penetrates through the positioning hole of the tool and is screwed into the positioning screw hole of the positioning column, and the tool can be accurately positioned. According to the tool holder, the tool and the tool holder body are tightly connected together, in this way, the stability of the tool in the machining process is guaranteed, precise adjustment of the tool is achieved, different machining requirements are met, the tool can be conveniently and rapidly mounted and dismounted through threaded fastening connection, the time spent on mounting is shortened, and the mounting and dismounting efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to numerical control vertical lathe technical field, concretely is a kind of auxiliary tool holder device for numerical control vertical lathe. BACKGROUND

[0002] Numerical control vertical lathe, it is suitable for processing small and medium-sized disc, cover type part high-strength cast iron base, column, has good stability and anti-vibration performance vertical structure, the spindle of numerical control vertical lathe is vertical, and there is a circular worktable of installation workpiece, numerical control vertical lathe needs to use tool holder device in the process of processing workpiece.

[0003] The prior art such as the auxiliary tool holder device for numerical control vertical lathe of application No. CN201920760894.2 includes a tool box on the numerical control vertical lathe, a first circular hole is formed in the inner wall of one side of the tool box, a screw rod is arranged in the tool box, the top end of the screw rod extends above the tool box and is welded with a knob, a moving block is threadedly sleeved on the screw rod and located in the tool box, two horizontal rods are arranged below the moving block in the tool box, a vertical rod is slidably sleeved on the horizontal rod, the moving block is located between the two vertical rods, the top of the vertical rod is welded with the top inner wall of the tool box, a sliding groove is formed in one side of each of the two vertical rods, and a sliding rod is welded on each side of the moving block.

[0004] Although the tool holder device can clamp and fix the tool, it is inconvenient to quickly replace the tool during use, and a lot of time is needed during installation, resulting in low efficiency of tool installation and disassembly.

[0005] Therefore, we propose an auxiliary tool holder device for numerical control vertical lathe to solve the problems mentioned above. UTILITY MODEL CONTENTS

[0006] The utility model aims to provide an auxiliary tool holder device for numerical control vertical lathe to solve the problem that the tool holder device is inconvenient to quickly replace the tool during use, a lot of time is needed during installation, and the efficiency of tool installation and disassembly is low.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an auxiliary tool holder device for numerical control vertical lathe, including tool holder main body and positioning cavity:

[0008] The outer surface of the tool holder main body is provided with a positioning cavity, the inner wall of the positioning cavity is fixedly provided with a positioning column, and the positioning column is provided with four groups.

[0009] The above technical scheme can preliminarily position the tool through the cooperation of the positioning hole and the positioning column, and further realize the fixed connection of the tool and the tool holder main body through the threaded connection of the positioning screw rod and the positioning screw hole in the middle of the positioning column, so that the tool is quickly and accurately clamped.

[0010] Preferably, the upper part of the tool is fixedly provided with an embedded block, the two sides of the embedded block are provided with clamping grooves, and the outer surface of the tool holder main body is provided with an embedded groove, and the embedded block is matched with the embedded groove.

[0011] The above technical scheme can accurately position the tool through the corresponding clamping connection of the embedded block and the embedded groove on the outer surface of the tool holder main body, effectively reducing the vibration and deviation in the machining process.

[0012] Preferably, the inner part of the tool holder main body is provided with a sliding groove, one side of the tool holder main body is provided with a rotating handle, one side of the rotating handle is fixedly connected with a reverse screw rod, and the end of the reverse screw rod is in bearing rotary connection with the inner wall of the sliding groove.

[0013] The above technical scheme can drive the connecting plate connected to the outer surface of the reverse screw rod to move by rotating the rotating handle to drive the reverse screw rod, so as to provide convenience for subsequent fixation of the embedded block.

[0014] Preferably, the outer surface of the reverse screw rod is threadedly connected with a connecting plate, the lower part of the connecting plate is fixedly provided with a connecting rod, the bottom end of the connecting rod is fixedly provided with a clamping block, and the clamping block and the embedded block form a clamping structure through the clamping groove.

[0015] The above technical scheme can realize the fastening and loosening of the tool by embedding the embedded block into the embedded groove, moving the two groups of connecting plates threadedly connected to the outer surface of the reverse screw rod in opposite directions through the reverse screw rod, moving the connecting rod through the connecting plate, moving the clamping block through the connecting rod, and further realizing the fastening of the tool.

[0016] Preferably, the upper part of the tool holder body is provided with a shell, the inside of the shell is rotationally connected with an angle rotating disc, the lower end surface of the angle rotating disc is fixedly connected with a lower connecting disc, the lower part of the lower connecting disc is fixedly installed with a fixed disc, and the lower end surface of the fixed disc is fixedly connected with the upper end surface of the tool holder body.

[0017] By installing the angle rotating disc on the tool holder body, the cutting angle of the tool can be manually adjusted according to requirements, so as to adapt to different machining requirements.

[0018] Preferably, the upper end surface of the angle rotating disc is fixedly connected with an upper connecting disc, one side of the shell is penetrated and threadedly connected with a locking pin, and the locking pin is in abutting connection with the angle rotating disc.

[0019] After the tool is horizontally adjusted to a certain angle, the locking pin is penetrated and tightly connected to the outer surface of the angle rotating disc, so that the angle rotating disc can be fixed, and the position of the tool after angle adjustment is fixed, thereby improving the machining efficiency.

[0020] Compared with the prior art, the utility model has the advantages that:

[0021] 1. The positioning hole in the middle of the tool is matched with the positioning column, the positioning hole is accurately sleeved on the positioning column when the tool is inserted into the positioning cavity, the preliminary positioning of the tool is realized, then the positioning screw rod is penetrated through the positioning hole of the tool and screwed into the positioning screw hole of the positioning column, the tool and the tool holder body are tightly connected together, the stability of the tool in the machining process is ensured, the accurate adjustment of the tool is realized, different machining requirements are met, the tool can be quickly installed and dismounted through the threaded fastening connection, the installation time is shortened, and the installation and dismounting efficiency is improved.

[0022] 2. After the embedded block on the tool is embedded into the embedded groove on the outer surface of the tool holder body, the reverse screw rod in the middle of the sliding groove in the tool holder body is rotated by manually rotating the rotating handle, the reverse screw rod drives the connecting plate in screw connection therewith to slide horizontally along the inner wall of the sliding groove, so as to drive the connecting rod and the clamping block at the bottom of the connecting plate to move, the clamping block is clamped and connected with the embedded grooves on the two sides of the embedded block, the tool is stably clamped in the tool holder body, the stability of the tool in the machining process is ensured, the installation and dismounting of the tool are very convenient, the functions of quick installation, stable clamping and convenient adjustment by the rotating handle of the tool are realized, and efficient and stable support is provided for the machining of the numerical control vertical lathe. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is a front view of the structure of the utility model.

[0024] Figure 2 It is the utility model tool and tool holder main part connection structure schematic drawing;

[0025] Figure 3 It is the utility model tool holder main part section structure schematic drawing;

[0026] Figure 4 It is the utility model angle rotating disc structure schematic drawing.

[0027] In the drawing: 1, tool holder main part;2, positioning cavity;3, positioning column;4, positioning screw hole;5, tool;6, positioning hole;7, positioning screw;8, embedded block;9, clamping groove;10, embedded groove;11, sliding slot;12, rotating handle;13, reverse screw;14, connecting plate;15, connecting rod;16, clamping block;17, shell;18, angle rotating disc;19, lower connecting disc;20, fixed disc;21, upper connecting disc;22, locking pin. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0029] In order to solve the problem that the tool is inconvenient to replace quickly in the prior art, the following scheme is disclosed, please refer to Figures 1-4 The utility model provides a kind of technical scheme: a kind of auxiliary tool holder device for numerical control vertical lathe, including tool holder main part 1 and positioning cavity 2: tool holder main part 1 is equipped with positioning cavity 2 on outer surface, the inner wall of positioning cavity 2 is fixedly installed with positioning column 3, and positioning column 3 is provided with four groups, the middle part of positioning column 3 is equipped with positioning screw hole 4, the outside of tool holder main part 1 is provided with tool 5, and tool 5 is matched with positioning cavity 2, the middle part of tool 5 is equipped with positioning hole 6, and positioning hole 6 is adapted with positioning column 3, positioning hole 6 is penetrated with positioning screw 7 in the middle part, and positioning screw 7 is matched with positioning screw hole 4.

[0030] The outer surface of the tool holder main body 1 is provided with a positioning cavity 2 for accommodating the tool 5, which ensures that the tool 5 can be accurately aligned with the corresponding position of the tool holder main body 1. Four sets of positioning columns 3 are fixedly installed on the inner wall of the positioning cavity 2, which are the main supporting points for positioning the tool 5. A positioning screw hole 4 is formed in the middle of the positioning column 3, which provides space for the subsequent installation of the positioning lead screw 7. The tool 5 is provided with a positioning hole 6 in the middle, which is matched with the positioning column 3. When the tool 5 is inserted into the positioning cavity 2, the positioning hole 6 will be accurately fitted on the positioning column 3, realizing the preliminary positioning of the tool 5. Then, the positioning lead screw 7 penetrates the positioning hole 6 of the tool 5 and is screwed into the positioning screw hole 4 of the positioning column 3, tightly connecting the tool 5 and the tool holder main body 1 together. In this way, not only the stability of the tool 5 during machining is ensured, but also the accurate adjustment of the tool 5 is realized, meeting different machining requirements. Moreover, through threaded fastening connection, the tool 5 can be quickly installed and disassembled, which shortens the installation time and improves the installation and disassembly efficiency.

[0031] The tool 5 is fixedly installed with an embedded block 8. The two sides of the embedded block 8 are provided with clamping grooves 9. The outer surface of the tool holder main body 1 is provided with an embedded groove 10, and the embedded block 8 is matched with the embedded groove 10. The inside of the tool holder main body 1 is provided with a sliding groove 11. One side of the tool holder main body 1 is provided with a rotating handle 12. One side of the rotating handle 12 is fixedly connected with a reverse screw rod 13. The end of the reverse screw rod 13 is in bearing rotary connection with the inner wall of the sliding groove 11. The outer surface of the reverse screw rod 13 is threadedly connected with a connecting plate 14. The lower side of the connecting plate 14 is fixedly installed with a connecting rod 15. The bottom end of the connecting rod 15 is fixedly provided with a clamping block 16. The clamping block 16 and the embedded block 8 form a clamping structure through the clamping grooves 9.

[0032] By fixedly installing the embedded block 8 on the tool 5, the clamping grooves 9 are formed on the two sides of the embedded block 8. After embedding the embedded block 8 on the top of the tool 5 into the embedded groove 10 on the outer surface of the tool holder main body 1, the reverse screw rod 13 in the middle of the sliding groove 11 in the tool holder main body 1 is rotated by manually rotating the rotating handle 12. The rotation of the reverse screw rod 13 drives the connecting plate 14 threadedly connected therewith to slide horizontally along the inner wall of the sliding groove 11, so as to drive the connecting rod 15 and the clamping block 16 at the bottom of the connecting plate 14 to move, thereby enabling the clamping block 16 to be clamped with the embedded groove 10 on the two sides of the embedded block 8, so as to stably clamp the tool 5 in the tool holder main body 1. Not only the stability of the tool 5 during machining is ensured, but also the installation and disassembly of the tool 5 becomes very convenient, realizing the functions of quick installation, stable clamping and convenient adjustment by rotating the handle 12, providing efficient and stable support for the machining of numerical control vertical lathe.

[0033] The upper portion of the tool holder main body 1 is provided with a shell 17, the inside of the shell 17 is rotationally connected with an angle rotary disc 18, the lower end surface of the angle rotary disc 18 is fixedly connected with a lower connecting disc 19, the lower portion of the lower connecting disc 19 is fixedly installed with a fixed disc 20, and the lower end surface of the fixed disc 20 is fixedly connected with the upper end surface of the tool holder main body 1; the upper end surface of the angle rotary disc 18 is fixedly connected with an upper connecting disc 21, one side of the shell 17 is penetrated and threadedly connected with a locking pin 22, and the locking pin 22 is abuttingly connected with the angle rotary disc 18.

[0034] The shell 17 is installed above the tool holder main body 1, which provides protection and support for the inside angle rotary disc 18, and the angle rotary disc 18 can freely rotate inside the shell 17, and the lower end surface thereof is connected with the fixed disc 20 through the lower connecting disc 19, and the fixed disc 20 is fixedly connected with the upper end surface of the tool holder main body 1, so that the angle rotary disc 18 can drive the entire tool 5 clamping part to be angle-adjusted, and the upper end surface of the angle rotary disc 18 is connected with the upper connecting disc 21, which is used to be connected with the external driving mechanism or manual operating mechanism, so as to facilitate the user to adjust the angle, and the locking pin 22 is penetrated and threadedly connected on one side of the shell 17, when the tool 5 clamping angle needs to be adjusted, the user can first loosen the locking pin 22, and then drives the angle rotary disc 18 to rotate through the upper connecting disc 21, so as to drive the tool 5 clamping part to reach the required angle, after the adjustment is completed, the user only needs to tighten the locking pin 22, so that it is tightly abutting with the angle rotary disc 18, and since the locking pin 22 is threadedly connected with the shell 17, it has very strong locking force, which can ensure that the angle rotary disc 18 will not rotate due to external force during the machining process, so as to ensure the stability and accuracy of the tool 5 clamping angle, and realizes the flexible adjustment and stable locking of the tool 5 clamping angle, which provides more diversified tool 5 using angles and higher machining precision for the machining of the numerical control vertical lathe.

[0035] Working principle: for this kind of numerical control vertical auxiliary tool holder device, the tool 5 is matched with the positioning column 3 on the tool holder main body 1 through the positioning hole 6, the preliminary positioning is realized, then the positioning screw rod 7 is inserted into the positioning screw hole 4 in the middle of the positioning column 3 through the positioning hole 6 of the tool 5, the tool 5 and the tool holder main body 1 are tightly fixed together through the threaded connection, the quick and accurate clamping of the tool 5 is completed, the embedded block 8 fixedly installed above the tool 5 is matched with the embedded groove 10 on the outer surface of the tool holder main body 1, the embedded block 8 is embedded in the embedded groove 10, the further accurate positioning of the tool 5 is realized, the connecting plate 14 connected to the outer surface of the reverse screw rod 13 is moved by rotating the reverse screw rod 13, the connecting plate 14 drives the clamping block 16 to move through the connecting rod 15, the clamping block 16 is correspondingly clamped and connected with the clamping groove 9 on both sides of the embedded block 8, the tool 5 is further stabilized, the vibration and deviation in the processing process are reduced, according to the processing requirement, the cutting angle of the tool 5 can be manually adjusted, the tool 5, the lower connecting disc 19 and the fixed disc 20 and the tool 5 connected therewith are rotated by rotating the angle rotating disc 18, the angle adjustment of the tool 5 is realized, after the adjustment is completed, the locking pin 22 is inserted through one side of the shell 17 and is tightly connected to the outer surface of the angle rotating disc 18, the angle rotating disc 18 is fixed, so that the position of the tool 5 after the angle adjustment is fixed, the quick and accurate clamping of the tool 5 and the flexible adjustment and stable locking of the angle are realized, different processing requirements are met, and the processing efficiency and precision are improved.

[0036] Therefore, a series of work is completed, and the contents not described in detail in the specification belong to the prior art known to those skilled in the art.

[0037] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. An auxiliary tool holder device for numerical control vertical lathe, comprising a tool holder body (1) and a positioning cavity (2), characterized in that: the outer surface of the tool holder body (1) is provided with a positioning cavity (2), the inner wall of the positioning cavity (2) is fixedly installed with a positioning column (3), and the positioning column (3) is provided with four groups, the middle part of the positioning column (3) is provided with a positioning screw hole (4), the outer part of the tool holder body (1) is provided with a tool (5), and the tool (5) is matched with the positioning cavity (2), the middle part of the tool (5) is provided with a positioning hole (6), and the positioning hole (6) is matched with the positioning column (3), the middle part of the positioning hole (6) penetrates through a positioning lead screw (7), and the positioning lead screw (7) is matched with the positioning screw hole (4).

2. The auxiliary tool holder device for a CNC vertical lathe according to claim 1, characterized in that: The upper part of the tool (5) is fixedly installed with an embedded block (8), the two sides of the embedded block (8) are provided with clamping grooves (9), and the outer surface of the tool holder body (1) is provided with an embedded groove (10), and the embedded block (8) is matched with the embedded groove (10).

3. The auxiliary tool holder device for a numerically controlled vertical lathe according to claim 2, characterized in that: The inner part of the tool holder body (1) is provided with a sliding groove (11), one side of the tool holder body (1) is provided with a rotating handle (12), one side of the rotating handle (12) is fixedly connected with a reverse screw rod (13), and the tail end of the reverse screw rod (13) is in bearing rotary connection with the inner wall of the sliding groove (11).

4. The auxiliary tool holder device for a CNC vertical lathe according to claim 3, characterized in that: The outer surface of the reverse screw rod (13) is threadedly connected with a connecting plate (14), the lower part of the connecting plate (14) is fixedly installed with a connecting rod (15), the bottom end of the connecting rod (15) is fixedly connected with a clamping block (16), and the clamping block (16) and the embedded block (8) constitute a clamping structure through the clamping grooves (9).

5. The auxiliary tool holder device for a CNC vertical lathe according to claim 1, characterized in that: The upper part of the tool holder body (1) is provided with an outer shell (17), the inner part of the outer shell (17) is rotatably connected with an angle rotating disc (18), the lower end surface of the angle rotating disc (18) is fixedly connected with a lower connecting disc (19), the lower part of the lower connecting disc (19) is fixedly installed with a fixed disc (20), and the lower end surface of the fixed disc (20) is fixedly connected with the upper end surface of the tool holder body (1).

6. The auxiliary tool holder device for a CNC vertical lathe according to claim 5, characterized in that: The upper end surface of the angle rotating disc (18) is fixedly connected with an upper connecting disc (21), one side of the outer shell (17) penetrates and is threadedly connected with a locking pin (22), and the locking pin (22) is in close connection with the angle rotating disc (18).

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