Fixing device of engraving and milling machine for mold machining

Abstract

The utility model relates to the technical field of engraving and milling machines, in particular to a fixing device of an engraving and milling machine for mold processing, which comprises a workbench, an engraving and milling mechanism and a fixing mechanism, the fixing mechanism comprises a rotating seat, a fixer and a placing seat which are rotatably mounted on the workbench, a plurality of mounting grooves are formed in the rotating seat, and the mounting grooves are formed in the fixing seat. The fixator is arranged in the mounting groove, a placement seat is arranged at the center of the rotating seat, the bottom of the placement seat is slidably mounted on the rotating seat through a sliding block, and the peripheral side of the sliding block is sleeved with a reset spring; the fixing device comprises a first shell, a first push plate and a sleeve, a connecting rod is slidably installed on the outer side of the sleeve, one end of the connecting rod is connected with the sleeve through a connecting spring, the other end of the connecting rod is fixedly connected with an elastic plate, and the connecting pipeline communicates with the interior of the first shell. A to-be-machined die is fixed through the fixing mechanism, the device can adapt to the shape of the die, and the clamping effect of the die is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of engraving and milling machine, and specifically relates to a fixing device of engraving and milling machine for die machining. BACKGROUND

[0002] Die machining refers to the machining of forming and blanking tools, in addition, it also includes shearing dies and die cutting dies, and workpieces as small as electronic connectors and as large as automobile instrument panels can be formed by dies. Usually, a die has two parts of an upper die and a lower die. A steel plate is placed between the upper die and the lower die, and the forming of the material is realized under the action of a press machine. When the press machine is opened, the workpiece determined by the shape of the die or the corresponding waste material is obtained.

[0003] In the field of die engraving and milling machining, the stability of the workpiece fixing device directly affects the die machining precision, and the efficiency of workpiece fixing affects the production efficiency of die machining. At present, traditional engraving and milling machines usually use bolted plates, pneumatic chucks or hydraulic clamps to fix the die. For complex shape dies, the position of the clamp needs to be adjusted repeatedly by hand, which is time-consuming and tedious to operate. At the same time, the clamping mechanism is driven by an external power source, which has high energy consumption and limited response speed. It is difficult to realize fast positioning while ensuring clamping precision, which seriously affects the machining efficiency. SUMMARY

[0004] The utility model aims at providing a fixing device of engraving and milling machine for die machining to solve the problems in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a fixing device of engraving and milling machine for die machining, comprising a workbench, an engraving and milling mechanism and a fixing mechanism, the fixing mechanism comprises a rotating seat rotatingly installed on the workbench, a fixer and a placing seat, a plurality of installation grooves are formed on the rotating seat, the fixer is arranged inside the installation grooves, the center of the rotating seat is provided with the placing seat, the bottom of the placing seat is slidingly installed on the rotating seat through a sliding block, and a return spring is sleeved on the periphery of the sliding block; a sliding groove is further formed in the interior of the rotating seat, a piston rod is slidingly installed in the interior of the sliding groove, the piston rod is fixedly connected with the sliding block, a connecting pipeline is connected to the bottom of the sliding groove, and oil liquid is stored in the interior of the sliding groove and the connecting pipeline.

[0006] As a further scheme of the utility model: a connecting rod is arranged on the outside of the sleeve, a blind hole is formed in the interior of the sleeve, one end of the connecting rod is slidingly installed in the blind hole, the other end of the connecting rod is fixedly connected with an elastic plate, and the connecting rod is connected with the sleeve through a connecting spring.

[0007] As a further scheme of the utility model: still install liquid supply mechanism on the work table, the liquid supply mechanism includes second casing and electric telescopic handle, the inside of second casing is installed with second push plate slidingly, one side of second casing is equipped with opening, the opening communicates with the connecting pipeline through liquid supply pipeline, the telescopic end of electric telescopic handle is fixedly connected with second push plate.

[0008] As a further scheme of the utility model: still install support on the bottom of work table, the rotatory motor is fixedly installed on the support, and the output end of rotatory motor is fixedly connected with rotating seat.

[0009] As a further scheme of the utility model: the engraving and milling mechanism includes the rack and engraving and milling head fixedly installed on the work table, the rack is fixedly installed with guide rail, and the moving seat is slidably installed on the guide rail, and the adjusting screw is rotatably installed on the rack, and the moving seat is threadedly connected with adjusting screw.

[0010] As a further scheme of the utility model: the engraving and milling head is installed on the moving seat, and the cylinder for adjusting the height of engraving and milling head is further arranged on the moving seat.

[0011] As a further scheme of the utility model: the driving motor for controlling the rotation of adjusting screw is further installed on the work table.

[0012] Compared with the prior art, the utility model has the beneficial effects that: the mold to be processed is fixed by the fixing mechanism, the fixing mechanism includes rotating seat, fixer and placing seat, a plurality of installation grooves are formed in rotating seat, the fixer is arranged in the installation groove, the mold to be processed is placed on the placing seat, under the action of mold gravity, the sliding block drives the piston rod to move downwards, the oil enters the inside of first casing through connecting pipeline, and then the first push plate moves towards the center of rotating seat, the elastic plate is attached to the surface of mold and clamps the mold, so that the mold is fixed, and the elastic plate can adapt to the shape of mold during holding process, and the clamping effect of mold is improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is structure schematic view of fixing device of engraving and milling machine for mold processing;

[0014] Figure 2 It is side view of fixing device of engraving and milling machine for mold processing;

[0015] Figure 3 It is structure schematic view of fixing mechanism in fixing device of engraving and milling machine for mold processing;

[0016] Figure 4 It is sectional view of fixing mechanism in fixing device of engraving and milling machine for mold processing;

[0017] Figure 5 Figure is the sectional view of the fixing device of the engraving and milling machine for mold processing;

[0018] Figure 6 Figure is the sectional view of the liquid supply mechanism of the fixing device of the engraving and milling machine for mold processing.

[0019] In the figure: 10-workbench, 11-rotary motor, 20-engraving and milling mechanism, 21-frame, 22-driving motor, 23-guide rail, 24-adjusting screw, 25-moving seat, 26-engraving and milling head, 27-cylinder, 30-fixing mechanism, 31-rotating seat, 32-fixing device, 321-first shell, 322-first push plate, 323-sleeve, 324-connecting rod, 325-elastic plate, 33-placing seat, 34-return spring, 35-sliding block, 36-piston rod, 37-connecting pipeline, 38-liquid supply pipeline, 40-liquid supply mechanism, 41-second shell, 42-electric telescopic rod, 43-second push plate, 44-opening. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present application will be clearly and completely described 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, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0021] Please refer to Figures 1-6The utility model discloses a fixed device of engraving and milling machine for mould processing, including work table 10, engraving and milling mechanism 20 and fixed mechanism 30, the fixed mechanism 30 includes the rotation seat 31 of rotation installation on work table 10, fixer 32 and the placement seat 33, a plurality of installation grooves are seted up on the rotation seat 31, and the inside setting of installation groove has fixer 32, and the center of rotation seat 31 is provided with placement seat 33, and the bottom of placement seat 33 is slidably installed on rotation seat 31 through sliding block 35, and the circumferential side of sliding block 35 is equipped with return spring 34, the inside of rotation seat 31 still sets up the sliding slot, and the inside sliding installation of sliding slot has piston rod 36, and piston rod 36 is fixedly connected with sliding block 35, and the bottom of sliding slot is connected with connecting pipeline 37, and the downside of sliding slot and the inside of connecting pipeline 37 store oil, the fixer 32 includes first casing 321, first push plate 322 slidingly installed in first casing 321 and sleeve 323 connected with first push plate 322, the outside of sleeve 323 is equipped with connecting rod 324, and the inside of sleeve 323 sets up blind hole, and one end of connecting rod 324 is slidingly installed in the inside of blind hole, and the other end of connecting rod 324 is fixedly connected with elastic plate 325, and connecting rod 324 is connected with sleeve 323 through connecting spring, the inside of connecting pipeline 37 and first casing 321 are communicated, and the mould to be processed is placed on placement seat 33, under the action of mould gravity, sliding block 35 drives piston rod 36 to move downwards, and oil enters the inside of first casing 321 through connecting pipeline 37, and then first push plate 322 is moved to the center of rotation seat 31, and elastic plate 325 is adhered to clamp the surface of mould, thereby the mould is fixed, since fixer 32 is provided with multiple, and connecting rod 324 is connected with sleeve 323 through connecting spring, the shape of elastic plate 325 can be self-adapted to the mould, and the clamping effect of mould is improved.

[0022] In the embodiment of the application, the workbench 10 is also provided with a liquid supply mechanism 40, the liquid supply mechanism 40 comprises a second housing 41 and an electric telescopic rod 42, the second housing 41 is slidingly provided with a second push plate 43, one side of the second housing 41 is provided with an opening 44, the opening 44 is communicated with the connecting pipeline 37 through the liquid supply pipeline 38, and the telescopic end of the electric telescopic rod 42 is fixedly connected with the second push plate 43, before use, the telescopic end of the electric telescopic rod 42 is in a retracted state, and the oil fills the inside of the liquid supply pipeline 38 and the connecting pipeline 37, after use, the electric telescopic rod 42 is adjusted to an extended state, the oil pressure in the connecting pipeline 37 is increased, the sliding block 35 and the piston rod 36 are lifted, and finally the mould is lifted, facilitating the removal of the mould.

[0023] In the embodiment of the present application, the bottom of the workbench 10 is further provided with a support, and a rotary motor 11 is fixedly installed on the support, and the output end of the rotary motor 11 is fixedly connected with the rotating seat 31, and the rotary motor 11 is used for controlling the rotation of the fixing mechanism 30, thereby controlling the rotation of the mold.

[0024] In the embodiment of the present application, the engraving and milling mechanism 20 comprises a rack 21 fixedly installed on the workbench 10, a guide rail 23 fixedly installed on the rack 21, a moving seat 25 slidingly installed on the guide rail 23, an adjusting screw 24 rotatably installed on the rack 21 and threadedly connected with the moving seat 25, and an engraving and milling head 26 installed on the moving seat 25.

[0025] The working principle of the fixing device of the engraving and milling machine for mold processing is as follows: before mold processing, the mold to be processed is placed on the placing seat 33, under the action of the gravity of the mold, the sliding block 35 drives the piston rod 36 to move downward, the oil enters the inside of the first shell 321 through the connecting pipeline 37, thereby pushing the first push plate 322 to move toward the center of the rotating seat 31, the elastic plate 325 is attached to the surface of the mold to clamp and fix the mold; during mold processing, the spatial position of the engraving and milling head 26 is adjusted through the adjusting screw 24 and the cylinder 27, so that the engraving and milling head 26 reaches the preset processing position, and the mold in the fixed state is processed; after the mold processing is completed, the electric telescopic rod 42 is adjusted to the elongated state, the oil pressure in the connecting pipeline 37 is increased, the sliding block 35 and the piston rod 36 are lifted, and finally the mold is lifted.

[0026] It is apparent for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and the present application can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and range of equivalent elements of the claims are intended to be embraced in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0027] Furthermore, it should be understood that although the specification is described in terms of embodiments, not every embodiment includes every feature described. The specification can include implicit combinations of explicitly mentioned features and / or explicit combinations of implicitely mentioned features. Each embodiment depends on the explicit combinations of features and / or the implicit combinations of features made specifically within that embodiment, and each such embodiment can be combined with every other such embodiment to create further embodiments.

Claims

1. A fixing device for a milling machine for mold processing, comprising a workbench (10), a milling mechanism (20) and a fixing mechanism (30), characterized in that: The fixing mechanism (30) comprises a rotating seat (31) rotatably mounted on the workbench (10), a fixer (32) and a placement seat (33), wherein the rotating seat (31) is provided with a plurality of mounting grooves, the fixer (32) being provided inside the mounting grooves, the placement seat (33) being provided at the center of the rotating seat (31), the bottom of the placement seat (33) being slidably mounted on the rotating seat (31) via a slider (35), and a return spring (34) being provided around the circumference of the slider (35); the interior of the rotating seat (31) is provided with a plurality of mounting grooves, the fixer (32) being provided inside the mounting grooves, the placement seat (33) being provided at the center of the rotating seat (31), the bottom of the placement seat (33) being slidably mounted on the rotating seat (31) via a slider (35), the circumference of the slider (35) being provided with a return spring (34); A slide groove is also provided, and a piston rod (36) is slidably installed inside the slide groove. The piston rod (36) is fixedly connected to the slider (35). The bottom of the slide groove is connected to a connecting pipe (37). Oil is stored in the lower side of the slide groove and the connecting pipe (37). The fixer (32) includes a first shell (321), a first push plate (322) slidably installed inside the first shell (321), and a sleeve (323) connected to the first push plate (322). The connecting pipe (37) is connected to the first shell (321).

2. The fixing device of the engraving and milling machine for mold processing according to claim 1, characterized in that: A connecting rod (324) is provided on the outside of the sleeve (323), a blind hole is provided inside the sleeve (323), one end of the connecting rod (324) is slidably mounted inside the blind hole, the other end of the connecting rod (324) is fixedly connected to an elastic plate (325), and the connecting rod (324) is connected to the sleeve (323) via a connecting spring.

3. The fixing device of the engraving and milling machine for mold processing according to claim 1, characterized in that: A liquid supply mechanism (40) is also installed on the workbench (10), and the liquid supply mechanism (40) includes a second shell (41) and an electric telescopic rod (42). A second push plate (43) is slidably installed inside the second shell (41). An opening (44) is provided on one side of the second shell (41), and the opening (44) is connected to the connecting pipe (37) through a liquid supply pipe (38). The telescopic end of the electric telescopic rod (42) is fixedly connected to the second push plate (43).

4. The fixing device of the engraving and milling machine for mold processing according to claim 1, characterized in that: A bracket is also installed at the bottom of the workbench (10), and a rotating motor (11) is fixedly installed on the bracket. The output end of the rotating motor (11) is fixedly connected to the rotating seat (31).

5. The fixing device of the engraving and milling machine for mold processing according to claim 1, characterized in that: The engraving and milling mechanism (20) comprises a frame (21) fixedly mounted on a workbench (10) and an engraving and milling head (26); a guide rail (23) is fixedly mounted on the frame (21); a movable seat (25) is slidably mounted on the guide rail (23); an adjusting screw (24) is rotatably mounted on the frame (21); and the adjusting screw (24) is threadedly connected to the movable seat (25).

6. The fixing device of the engraving and milling machine for mold processing according to claim 5, characterized in that: The engraving and milling head (26) is mounted on the movable seat (25), and the movable seat (25) is further provided with a cylinder (27) for adjusting the height of the engraving and milling head (26).

7. The fixing device of the engraving and milling machine for mold processing according to claim 6, characterized in that: A driving motor (22) for controlling the rotation of the adjusting screw (24) is also installed on the workbench (10).

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