Milling cutter clamp device

Abstract

The utility model discloses a milling cutter fixture device, and particularly relates to the technical field of mechanical fixtures, the milling cutter fixture device comprises a machine tool connecting seat, the middle of the rear end of the outer surface of the machine tool connecting seat is fixedly connected with a clamping mechanism, and the top of the clamping mechanism is fixedly connected with a positioning monitoring mechanism. When the milling cutter clamp device is used, a bidirectional threaded rod is in threaded connection with a first moving seat and a second moving seat, the effect of adjusting the relative distance between a clamping seat and a first semicircular bearing is achieved, laser beams are emitted to a calibration plate through a laser range finder, and the light beams reflected back from the calibration plate are received; the distance between the calibration plate and the laser range finder is calculated, distance data are sent to the signal processor, the signal processor processes the data and judges whether the distance exceeds a preset safety range or threshold value, and if the distance exceeds the preset range, the signal processor activates the alarm and sends out a sound or light signal. And an operator is notified to take corresponding measures.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical clamp technical field, especially in a kind of milling cutter clamp device. BACKGROUND

[0002] Milling cutter is a kind of cutter commonly used in machining, mainly used for milling on milling machine, milling is a kind of through rotating multi-blade cutter to remove material to form the metal processing method of required shape and size;

[0003] Milling cutter clamp device is used to install and fix milling cutter on milling machine, it ensures that milling cutter maintains correct position and stability during processing, milling cutter clamp device is very important component in milling, because it directly influences machining precision, production efficiency and workpiece quality.

[0004] Chinese patent document publication number CN202963592U discloses a kind of milling cutter clamp device, belongs to machine tool cutter clamping component field.Existing fixture chuck exists the defect of insufficient clamping force.The above-mentioned patent includes fixture body, cartridge clamp, nut, snap ring and ball, tool holder hole is set in the front end of body, cartridge clamp is installed in tool holder hole, the front end of body is set with screw thread, nut is locked in the periphery of body in combination with screw thread, snap ring is installed between nut and cartridge clamp, annular groove is arranged on the outer circumferential surface of snap ring, the ball is arranged on annular groove, and the ball is locked by locking screw.The above-mentioned patent further fixes cartridge clamp by snap ring, the gap between nut and snap ring is reduced by setting ball, the positioning of cutter can be guaranteed, and the clamping force of fixture is improved.

[0005] In some existing technologies, most milling cutter clamps lack structure for facilitating replacement and adjustment of cutter when in use, which increases downtime when replacing tool head, thereby reducing production efficiency, and cutter can be loose during processing, which can cause poor surface quality of processed workpiece, and defects such as vibration marks and tool marks, affecting overall quality of workpiece and reducing processing accuracy. UTILITY MODEL CONTENTS

[0006] The utility model mainly aims at providing a kind of milling cutter clamp device, can effectively solve the problem that most milling cutter clamps lack structure for facilitating replacement and adjustment of cutter when in use in some existing technologies, which increases downtime when replacing tool head, thereby reducing production efficiency, and cutter can be loose during processing, which can cause poor surface quality of processed workpiece, and defects such as vibration marks and tool marks, affecting overall quality of workpiece and reducing processing accuracy.

[0007] To achieve the above-mentioned purpose, the technical scheme adopted by the utility model is as follows:

[0008] A milling cutter clamp device, including lathe connecting seat, the middle of the outer surface of the rear end of the lathe connecting seat is fixedly connected with a clamping mechanism, the top of the clamping mechanism is fixedly connected with a positioning monitoring mechanism, and the inner side of the clamping mechanism is clamped and connected with a tool head mechanism.

[0009] Preferably, the clamping mechanism comprises two moving rail seats, one side of the inner surface of the two moving rail seats is fixedly connected with a moving seat one and a moving seat two respectively, and the inner surfaces of the two moving seat ones and the two moving seat twos on the same side are threadedly connected with bidirectional threaded rods.

[0010] Preferably, the opposite surfaces of the two moving rail seats are fixedly connected with two installation boxes, the upper sides of the inner surfaces of the two installation boxes are fixedly connected with two driving motors, the lower sides of the inner surfaces of the two installation boxes are fixedly connected with two controllers, and the two bidirectional threaded rods are electrically connected with the two driving motors respectively.

[0011] Preferably, the rear ends of the two moving seat ones are fixedly connected with two supporting plates, the opposite surfaces of the two supporting plates are fixedly connected with two clamping seats, the opposite surfaces of the inner sides of the two clamping seats are fixedly connected with two springs, the inner sides of the two springs are provided with telescopic rods, the left and right ends of the two springs and the telescopic rods are fixedly connected with limiting seats, the opposite surfaces of the two limiting seats close to the tool head mechanism are jointly provided with a mounting seat, the two clamping seats and the mounting seat are clamped and connected together, the rear ends of the two moving seat twos are fixedly connected with two supporting frames, and the opposite surfaces of the lower ends of the outer surfaces of the two supporting frames are fixedly connected with two semicircular bearings one.

[0012] Preferably, the opposite sides of the two semicircular bearings one are rotatably connected with a mounting shaft, the top of the mounting shaft is fixedly connected to the bottom of the mounting seat, the bottom of the mounting shaft is fixedly connected with a milling cutter head, the outer surface of the one end of the mounting shaft close to the semicircular bearing one is fixedly connected with a limiting ring seat in up-down symmetry, and the inner surface of the mounting seat is fixedly connected with a bearing two.

[0013] Preferably, the upper end of the outer surface of the mounting shaft is rotatably connected to the inner surface of the bearing two, the top of the mounting seat close to the mounting shaft is fixedly connected with an alignment plate in front-rear symmetry, and the top of the mounting shaft is fixedly connected with a rotating shaft.

[0014] Preferably, the positioning monitoring mechanism comprises a scale plate, the outer surfaces of the scale plate are fixedly connected with two laser range finders in left-right symmetry, the tops of the two laser range finders are fixedly connected with two signal processors, and the opposite surfaces of the two signal processors are electrically connected with an alarm together.

[0015] Compared with the prior art, the milling cutter clamp device has the following beneficial effects:

[0016] 1. In the implementation process, the utility model discloses a clamping mechanism is set up, most milling cutter fixture is in use, lack the structure that is convenient for the replacement and adjustment of tool, for this, drive motor is driven to bidirectional screw rod, through the screw connection between bidirectional screw rod and moving seat no. 1 and moving seat no. 2, to this realization is adjusted effect to the relative spacing between clamping seat and semicircular bearing no. 1, and the quick disassembly and replacement milling cutter can significantly reduce the downtime of machine tool, and the quick switching tool between multiple processing tasks, help to increase the scope of application and flexibility of milling machine, thereby improve production efficiency, simple and convenient operation.

[0017] 2. In the implementation process, the utility model discloses a positioning monitoring mechanism is set up, and the tool can appear loose in the processing, for this, through the electrical connection between laser range finder, signal processor and alarm, the three devices are connected together, can constitute a monitoring system, if the data distance measured exceeds the preset range, the signal processor will activate the alarm, and the sound or light signal is sent, and the operator is informed to take corresponding measures, such as adjusting equipment position, stopping operation etc., through the above device, can ensure that the tool bit always keeps in the correct position, thereby guaranteeing the precision of workpiece. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the overall structure schematic diagram of the utility model;

[0019] Figure 2 It is the clamping mechanism structure schematic diagram of the utility model;

[0020] Figure 3 It is the positioning monitoring mechanism structure schematic diagram of the utility model;

[0021] Figure 4 It is the Figure 3 The A place enlarged structure schematic diagram of the utility model;

[0022] Figure 5 It is the tool bit mechanism local structure schematic diagram of the utility model;

[0023] Figure 6 It is the clamping seat local section structure schematic diagram of the utility model;

[0024] Figure 7 It is the semicircular bearing local structure schematic diagram of the utility model.

[0025] In the figure: 1, machine tool connecting seat; 2, clamping mechanism; 201, moving rail seat; 202, moving seat one; 203, moving seat two; 204, two-way threaded rod; 205, mounting box; 206, drive motor; 207, controller; 208, support plate; 209, clamping seat; 210, limiting seat; 211, spring; 212, telescopic rod; 213, support frame; 214, semicircular bearing one; 3, positioning monitoring mechanism; 301, scale plate; 302, laser range finder; 303, signal processor; 304, alarm; 4, tool head mechanism; 401, milling cutter head; 402, mounting shaft; 403, rotating shaft; 404, mounting seat; 405, limiting ring seat; 406, calibration plate; 407, bearing two. DETAILED DESCRIPTION

[0026] In order to make the technical means, creative features, purposes and effects realized by the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0027] As Figures 1-7 shown, a milling cutter clamp device, including machine tool connecting seat 1, the middle of the rear end of the outer surface of machine tool connecting seat 1 is fixedly connected with clamping mechanism 2, the top of clamping mechanism 2 is fixedly connected with positioning monitoring mechanism 3, the inner side of clamping mechanism 2 is clampedly connected with tool head mechanism 4.

[0028] In the process of implementing the embodiment, machine tool connecting seat 1 and clamping mechanism 2 are fixed, controller 207 is arranged, controller 207 controls drive motor 206, drive motor 206 drives two-way threaded rod 204, two-way threaded rod 204 is screw-connected with moving seat one 202 and moving seat two 203, so that the adjustment effect of the relative distance between clamping seat 209 and semicircular bearing one 214 is realized, laser range finder 302, signal processor 303 and alarm 304 are electrically connected, the three devices are connected together and can constitute a monitoring system, laser range finder 302 emits laser beams to calibration plate 406 and receives the light beams reflected from calibration plate 406, according to the time or phase change of laser to and fro target, laser range finder 302 calculates the distance between calibration plate 406 and laser range finder 302, sends the distance data to signal processor 303, signal processor 303 processes the received data and judges whether the distance exceeds the preset safety range or threshold value, if the distance exceeds the preset range, signal processor 303 will activate alarm 304 and issue sound or light signals to notify the operator to take corresponding measures, such as adjusting the equipment position, stopping operation, etc.

[0029] Further, reference is made to Figure 2 and Figure 4In the embodiment, the clamping mechanism 2 comprises two moving rail seats 201, one side of the inner surfaces of the two moving rail seats 201 is fixedly connected with a moving seat one 202 and a moving seat two 203 respectively, the inner surfaces of the two moving seat ones 202 and the moving seat two 203 located at the same side are both threadedly connected with a bidirectional threaded rod 204;

[0030] Further, referring to Figure 2 and Figure 4 In the embodiment, the opposite surfaces of the two moving rail seats 201 are fixedly connected with two installation boxes 205, the upper sides of the inner surfaces of the two installation boxes 205 are fixedly connected with two driving motors 206, the lower sides of the inner surfaces of the two installation boxes 205 are fixedly connected with a controller 207, and the two bidirectional threaded rods 204 are electrically connected with the two driving motors 206 respectively;

[0031] Further, referring to Figure 2 、 Figure 3 、 Figure 4 and Figure 6 In the embodiment, the rear ends of the two moving seat ones 202 are fixedly connected with two support plates 208, the opposite surfaces of the two support plates 208 are fixedly connected with two clamping seats 209, the opposite surfaces of the inner sides of the two clamping seats 209 are fixedly connected with two springs 211, the inner sides of the two springs 211 are provided with two telescopic rods 212, the left and right ends of the two springs 211 and the telescopic rods 212 are fixedly connected with two limiting seats 210, the opposite surfaces of the two limiting seats 210 close to the cutter head mechanism 4 are jointly provided with an installation seat 404, the two clamping seats 209 and the installation seat 404 are jointly clamped and connected, the rear ends of the two moving seat twos 203 are fixedly connected with two support frames 213, and the opposite surfaces of the lower ends of the outer surfaces of the two support frames 213 are fixedly connected with two semicircular bearings one 214;

[0032] Specifically, the controller 207 controls the driving motor 206, the driving motor 206 drives the bidirectional threaded rod 204, the bidirectional threaded rod 204 is threadedly connected with the moving seat one 202 and the moving seat two 203, so as to adjust the relative distance between the clamping seat 209 and the semicircular bearing one 214, quickly disassemble and replace the milling cutter, which can significantly reduce the downtime of the machine tool, quickly switch the cutter between various machining tasks, help to increase the application range and flexibility of the milling machine, thereby improving the production efficiency, and the operation is simple and convenient;

[0033] Further, referring to Figure 2 、 Figure 5 and Figure 7In the embodiment, the opposite sides of the two semicircular bearings one 214 are jointly connected with a mounting shaft 402, the top of the mounting shaft 402 is fixedly connected to the bottom of a mounting seat 404, the bottom of the mounting shaft 402 is fixedly connected with a milling cutter head 401, the outer surface of the mounting shaft 402 close to one end of the semicircular bearing one 214 is fixedly connected with a limit ring seat 405 in a symmetrical manner, the inner surface of the mounting seat 404 is fixedly connected with a bearing two 407, the outer surface of the mounting shaft 402 is rotatably connected to the inner surface of the bearing two 407, the top of the mounting seat 404 close to the mounting shaft 402 is fixedly connected with a calibration plate 406 in a symmetrical manner, and the top of the mounting shaft 402 is fixedly connected with a rotating shaft 403;

[0034] Further, referring to Figure 1 and Figure 3 In the embodiment, the positioning monitoring mechanism 3 comprises a scale plate 301, the outer surface of the scale plate 301 is fixedly connected with a laser range finder 302 in a symmetrical manner, the top of each laser range finder 302 is fixedly connected with a signal processor 303, and the opposite surfaces of the two signal processors 303 are jointly electrically connected with a siren 304.

[0035] Specifically, the laser range finder 302, the signal processor 303 and the siren 304 are electrically connected, the three devices are connected together to form a monitoring system, the laser range finder 302 emits a laser beam to the calibration plate 406 and receives the light beam reflected from the calibration plate 406, according to the time or phase change of the laser to and fro the target, the laser range finder 302 calculates the distance between the calibration plate 406 and the laser range finder 302, and sends the distance data to the signal processor 303, the signal processor 303 processes the received data to determine whether the distance exceeds the preset safety range or threshold, if the distance exceeds the preset range, the signal processor 303 activates the siren 304 to issue a sound or light signal to notify the operator to take corresponding measures, such as adjusting the equipment position, stopping operation, etc., through the above devices, it can be ensured that the cutter head always remains in the correct position, thereby ensuring the precision of the workpiece.

[0036] The controller 207 in the scheme can adopt a controller in the prior art which can match the driving motor 206, and can play a role in controlling the rotation speed of the motor;

[0037] The laser range finder 302 in the scheme can adopt a Panasonic HG-F1 series laser range finder in the prior art, and the models of the signal processor 303 and the siren 304 can adopt models in the prior art which can match the laser range finder 302, the signal processor 303 is used to process the data collected by the laser range finder 302, and the siren 304 is used to issue a warning when a specific condition is reached;

[0038] Since the above devices are very mature products in the prior art, they will not be described in detail in this application.

[0039] It should be particularly pointed out that the specific installation mode of the driving motor, the connection mode of the circuit and the control method used in the utility model all belong to conventional design, and the utility model will not be described in detail.

[0040] The working principle of the utility model is as follows: in use, the machine tool connecting seat 1 is fixed with the clamping mechanism 2, the controller 207 is arranged to control the driving motor 206, the driving motor 206 drives the bidirectional threaded rod 204, the bidirectional threaded rod 204 is threadedly connected between the moving seat one 202 and the moving seat two 203, so that the adjustment effect of the relative distance between the clamping seat 209 and the semicircular bearing one 214 is realized, the laser range finder 302, the signal processor 303 and the alarm 304 are electrically connected, the three devices are connected together to form a monitoring system, the laser range finder 302 emits a laser beam to the calibration plate 406 and receives the light beam reflected from the calibration plate 406, according to the time or phase change of the laser to and fro target, the laser range finder 302 calculates the distance between the calibration plate 406 and the laser range finder 302, sends the distance data to the signal processor 303, the signal processor 303 processes the received data to judge whether the distance exceeds the preset safety range or threshold, if the distance exceeds the preset range, the signal processor 303 will activate the alarm 304 to issue a sound or light signal to inform the operator to take corresponding measures, such as adjusting the equipment position, stopping operation, etc.

[0041] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above embodiments, the above embodiments and the description in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A milling tool holder arrangement comprising a machine tool connecting seat (1), characterized in that: The middle of the rear end of the outer surface of the machine tool connecting seat (1) is fixedly connected with a clamping mechanism (2), the top of the clamping mechanism (2) is fixedly connected with a positioning monitoring mechanism (3), and the inner side of the clamping mechanism (2) is clamped with a tool head mechanism (4).

2. A cutter holder device according to claim 1, characterized in that: The clamping mechanism (2) comprises two moving rail seats (201), and the inner surface of each moving rail seat (201) is fixedly connected with a moving seat one (202) and a moving seat two (203) on one side.

3. A cutter holder device according to claim 2, characterized in that: The opposite surfaces of the two moving rail seats (201) are fixedly connected with mounting boxes (205), the upper sides of the inner surfaces of the two mounting boxes (205) are fixedly connected with drive motors (206), the lower sides of the inner surfaces of the two mounting boxes (205) are fixedly connected with controllers (207), and the two drive motors (206) are electrically connected with the two bidirectional threaded rods (204).

4. A cutter holder assembly according to claim 2, wherein: The rear ends of the two moving seat ones (202) are fixedly connected with support plates (208), the opposite surfaces of the two support plates (208) are fixedly connected with clamping seats (209), the opposite surfaces of the inner sides of the two clamping seats (209) are fixedly connected with springs (211), the inner sides of the two springs (211) are provided with telescopic rods (212), the left and right ends of the two springs (211) and telescopic rods (212) are fixedly connected with limiting seats (210), the opposite surfaces of the two limiting seats (210) near the tool head mechanism (4) are jointly provided with mounting seats (404), the two clamping seats (209) and the mounting seats (404) are clamped together, the rear ends of the two moving seat twos (203) are fixedly connected with support frames (213), and the opposite surfaces of the lower ends of the outer surfaces of the two support frames (213) are fixedly connected with semicircular bearings one (214).

5. A cutter holder assembly according to claim 4, wherein: The opposite sides of the two semicircular bearings one (214) are jointly rotatably connected with mounting shafts (402), the top of the mounting shaft (402) is fixedly connected to the bottom of the mounting seat (404), the bottom of the mounting shaft (402) is fixedly connected with a milling cutter head (401), the outer surface of one end of the mounting shaft (402) near the semicircular bearing one (214) is fixedly connected with a limiting ring seat (405) which is symmetrically arranged on the upper and lower surfaces, and the inner surface of the mounting seat (404) is fixedly connected with a bearing two (407).

6. A cutter holder assembly according to claim 5, wherein: The upper end of the outer surface of the mounting shaft (402) is rotatably connected to the inner surface of the bearing two (407), the top of the mounting seat (404) near the mounting shaft (402) is fixedly connected with an alignment plate (406) which is symmetrically arranged front and back, and the top of the mounting shaft (402) is fixedly connected with a rotating shaft (403).

7. The cutter holder assembly of claim 1, wherein: The positioning monitoring mechanism (3) contains the scale board (301), the outer surface of the scale board (301) is fixedly connected with laser range finder (302) left and right symmetry, two laser range finder (302) top are all fixedly connected with signal processor (303), the opposite surface of two signal processor (303) are commonly electrically connected with alarm (304).

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