Equipment fixing and limiting device for numerical control machining

Abstract

The utility model discloses an equipment fixing and limiting device for numerical control machining, and relates to the technical field of numerical control machining. The device comprises a bottom plate and a supporting plate, the supporting plate is fixedly connected to the top face of the bottom plate, and a fixing mechanism is arranged at the bottom of the supporting plate. Through the arrangement of the fixing mechanism, when equipment in a regular shape such as a circular outer wall or a square shape is fixed, a driving motor drives a rotating rod and a gear to rotate, a gear ring can be driven to rotate, and a plurality of arc-shaped grooves and trapezoidal sliding grooves in the gear ring are matched with each other; according to the invention, the rollers on the plurality of connecting shafts can slide or rotate on the inner walls of the arc-shaped grooves to drive the sliding blocks to move on the inner walls of the trapezoidal sliding grooves to be close to each other, so that the plurality of sliding blocks can position the equipment at the center of the top of the supporting plate to ensure the positioning accuracy and reliability, and even if the equipment is slightly uneven in weight distribution, the equipment can be conveniently positioned. And effective compensation can be obtained through the dynamic adjustment mechanism.

Description

TECHNICAL FIELD

[0001] The utility model belongs to numerical control processing technical field, especially, a kind of equipment fixed limiting device for numerical control processing. BACKGROUND

[0002] In the field of numerical control processing, machining precision and stability directly determine product quality, displacement or shaking will lead to significant increase in processing error if equipment occurs during operation process, seriously affect product qualification rate, traditional equipment fixing mode, such as simple bolt fastening or fixture clamping, often difficult to meet the stringent requirements of high-precision numerical control processing, when facing complex processing technology, such as high-speed milling, precision drilling, these traditional fixing methods cannot effectively inhibit the slight vibration and displacement of equipment, so that machining precision is difficult to reach micron level even higher precision standard.

[0003] Traditional fixing mode relies on fastening screw or buckle and other mechanical structures, these modes are difficult to provide uniform and accurate support and fixing for regular-shaped equipment, inconveniently, equipment is accurately positioned at the center of base, and slight uneven weight distribution, even slight difference in internal element layout, will lead to deviation of equipment gravity center from predetermined position, and then affect overall stability and performance. INVENTION CONTENTS

[0004] The utility model aims at providing a kind of equipment fixed limiting device for numerical control processing, be positioned at the top center of support plate by being provided with fixed mechanism with multiple sliding blocks, to ensure the accuracy and reliability of positioning, solve the problem that traditional fixing mode relies on fastening screw or buckle and other mechanical structures, these modes are difficult to provide uniform and accurate support and fixing for regular-shaped equipment, inconveniently, equipment is accurately positioned at the center of base.

[0005] To solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model is a kind of equipment fixed limiting device for numerical control processing, including bottom plate and support plate, the top surface of bottom plate is fixedly connected with support plate, the bottom of support plate is provided with fixed mechanism, the top of support plate is provided with adjusting mechanism;

[0007] The fixed mechanism includes support block fixedly connected on the top surface of bottom plate, the top surface of support block is fixedly connected with motor, the output end of motor is fixedly connected with rotating rod through shaft coupling, the outer wall of rotating rod is fixedly connected with gear, the bottom surface of support plate is rotatably connected with gear ring, the gear ring is engaged with gear, a plurality of arc grooves are formed in gear ring, a plurality of trapezoidal sliding grooves are formed in support plate, the inner wall of a plurality of trapezoidal sliding grooves is slidably connected with sliding block;

[0008] The adjusting mechanism comprises sleeves fixedly connected to the top surfaces of the plurality of sliding blocks.

[0009] Further, the bottom surfaces of the plurality of sliding blocks are fixedly connected with connecting shafts, the outer walls of the plurality of connecting shafts are rotatably connected with rollers, and the plurality of rollers are slidably connected with the inner walls of the plurality of arc-shaped grooves.

[0010] Further, the inner walls of the plurality of sleeves are slidably connected with pistons, and the pistons are fixedly connected with sliding rods.

[0011] Further, the ends of the plurality of sliding rods away from the pistons are slidably extended to the outside of the sleeves, and the ends of the plurality of sliding rods away from the pistons are fixedly connected with positioning blocks.

[0012] Further, the sides of the plurality of pistons away from the sliding rods are fixedly connected with springs, the plurality of springs are respectively located in the interiors of the plurality of sleeves, and the ends of the plurality of springs away from the pistons are respectively fixedly connected with the inner walls of the plurality of sleeves.

[0013] Further, the sides of the plurality of sleeves away from the sliding rods are communicated with hoses, and the plurality of hoses are respectively fixedly connected with the plurality of sleeves.

[0014] Further, the top surface of the support plate is fixedly connected with a sealing tube, the ends of the plurality of hoses away from the sleeves are extended to the interior of the sealing tube, the plurality of hoses are fixedly connected with the outer wall of the sealing tube, and the sealing tube is provided with an electronic gas valve.

[0015] The utility model has the advantages of the following:

[0016] 1. When fixing the equipment with regular shape, such as circular outer wall or square shape, the driving motor drives the rotating rod and the gear to rotate, which drives the gear ring to rotate, so that the plurality of arc-shaped grooves and trapezoidal sliding grooves on the gear ring cooperate with each other, the rollers on the plurality of connecting shafts slide or rotate on the inner walls of the arc-shaped grooves, and the sliding blocks move on the inner walls of the trapezoidal sliding grooves to approach each other, so that the plurality of sliding blocks can position the equipment at the top center of the support plate, thereby ensuring the accuracy and reliability of positioning, and even if the equipment itself has slight uneven weight distribution, it can be effectively compensated through this dynamic adjustment mechanism.

[0017] 2、By setting has the adjusting mechanism, in to the irregular shape's equipment is fixed, open the electronic air valve, make the sealing pipe with the outside air is communicated, the hose and the sleeve mutually cooperate, make the slide rod can slide on the inner wall of the sleeve, drive the motor to drive multiple sliding blocks to be close to each other at this time, multiple positioning blocks are pasted after the equipment outer wall, the spring is compressed under the action of the piston, make multiple positioning blocks can adapt and paste on the outer wall of the irregular shape equipment, close the electronic air valve at this time, the sliding position of the slide rod is fixed, and then the outer wall of the irregular shape equipment is fixed, greatly improve the applicability of the overall device when fixing and limiting different equipment.

[0018] Of course, implementing any product of the present application does not necessarily need to achieve all the advantages described above. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained according to these drawings without creative labor for those skilled in the art.

[0020] Figure 1 It is the overall structure schematic diagram of the present application;

[0021] Figure 2 It is the structure schematic diagram of the fixing mechanism of the present application;

[0022] Figure 3 It is the structure schematic diagram of the adjusting mechanism of the present application;

[0023] Figure 4 It is Figure 2 The enlarged structure schematic diagram of A in the middle;

[0024] Figure 5 It is Figure 3 The enlarged structure schematic diagram of B in the middle.

[0025] In the drawings, the component list represented by each number is as follows:

[0026] 1, bottom plate; 11, support plate; 2, fixing mechanism; 3, adjusting mechanism; 21, support block; 22, motor; 23, rotating rod; 24, gear; 25, gear ring; 26, arc-shaped groove; 27, trapezoidal sliding groove; 28, sliding block; 29, connecting shaft; 291, roller; 31, sleeve; 32, piston; 33, slide rod; 34, positioning block; 35, spring; 36, hose; 37, sealing pipe; 38, electronic air valve. DETAILED DESCRIPTION

[0027] Clearly, the described embodiments are merely a part of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0028] Please refer to Figures 1-5 The utility model discloses a kind of equipment fixed limiting devices for numerical control processing, including bottom plate 1 and support plate 11, the top surface of bottom plate 1 is fixedly connected with support plate 11, the bottom of support plate 11 is provided with fixed mechanism 2, the top of support plate 11 is provided with adjusting mechanism 3.

[0029] Fixed mechanism 2 includes support block 21 fixedly connected on the top surface of bottom plate 1, the top surface of support block 21 is fixedly connected with motor 22, the output end of motor 22 is fixedly connected with rotating rod 23 through coupling, the outer wall of rotating rod 23 is fixedly connected with gear 24, the bottom surface of support plate 11 is rotatably connected with gear ring 25, gear ring 25 is engaged with gear 24, a plurality of arc grooves 26 are formed in gear ring 25, a plurality of trapezoidal sliding grooves 27 are formed in support plate 11, the inner wall of a plurality of trapezoidal sliding grooves 27 is slidably connected with sliding block 28, the bottom surface of a plurality of sliding blocks 28 is fixedly connected with connecting shaft 29, the outer wall of a plurality of connecting shafts 29 is rotatably connected with roller 291, a plurality of rollers 291 are slidably connected with the inner wall of a plurality of arc grooves 26 respectively, by being provided with fixed mechanism 2, when regular shape, such as circular outer wall or square shape equipment is fixed, a plurality of sliding blocks 28 can be positioned at the top center of support plate 11, to ensure the accuracy and reliability of positioning, even if there is slight uneven weight distribution in equipment itself, it can be effectively compensated by this dynamic adjustment mechanism.

[0030] The adjusting mechanism 3 comprises sleeves 31 fixedly connected to the top surfaces of the plurality of sliding blocks 28, the inner walls of the plurality of sleeves 31 are slidably connected with pistons 32, the plurality of pistons 32 are fixedly connected with slide rods 33, the ends, away from the pistons 32, of the plurality of slide rods 33 are slidably extended to the outside of the sleeves 31, the ends, away from the pistons 32, of the plurality of slide rods 33 are fixedly connected with positioning blocks 34, the sides, away from the slide rods 33, of the plurality of pistons 32 are fixedly connected with springs 35, the plurality of springs 35 are located in the interiors of the plurality of sleeves 31 respectively, the ends, away from the pistons 32, of the plurality of springs 35 are fixedly connected with the inner walls of the plurality of sleeves 31 respectively, the sides, away from the slide rods 33, of the plurality of sleeves 31 are communicatively provided with hoses 36, the plurality of hoses 36 are fixedly connected with the plurality of sleeves 31 respectively, the top surface of the support plate 11 is fixedly connected with a sealing tube 37, the ends, away from the sleeves 31, of the plurality of hoses 36 are extended to the interior of the sealing tube 37, the plurality of hoses 36 are fixedly connected with the outer wall of the sealing tube 37, and the sealing tube 37 is provided with an electronic air valve 38. By arranging the adjusting mechanism 3, when the irregularly shaped equipment is fixed, the plurality of positioning blocks 34 can be adapted and fitted on the outer wall of the irregularly shaped equipment, at this time, the electronic air valve 38 is closed, the sliding position of the slide rod 33 is fixed, and then the outer wall of the irregularly shaped equipment is fixed, so that the applicability of the overall device when fixing and limiting different equipment is greatly improved.

[0031] One specific application of the embodiment is:

[0032] The electronic air valve 38 is an automatic basic element for controlling fluid, belongs to an actuator, and is not limited to hydraulic or pneumatic. The electronic air valve 38 is generally used in industrial control systems to adjust the direction, flow, speed, on-off and other parameters of the medium, so that the sealing tube 37 is in communication with the external air.

[0033] By arranging the fixing mechanism 2, when the regular shaped equipment, such as the circular outer wall or the square outer shape, is fixed, the driving motor 22 drives the rotating rod 23 and the gear 24 to rotate, which drives the gear ring 25 to rotate, so that the plurality of arc-shaped grooves 26 and trapezoidal sliding grooves 27 on the gear ring 25 cooperate with each other, the plurality of rollers 291 on the connecting shafts 29 slide or rotate on the inner walls of the arc-shaped grooves 26, the sliding blocks 28 move on the inner walls of the trapezoidal sliding grooves 27 and approach each other, and the plurality of sliding blocks 28 can position the equipment at the top center of the support plate 11, so as to ensure the positioning accuracy and reliability. Even if the equipment itself has slight uneven weight distribution, it can also be effectively compensated through this dynamic adjustment mechanism.

[0034] By setting the adjusting mechanism 3, when fixing the irregularly shaped device, open the electronic air valve 38, so that the sealing tube 37 communicates with the external air, the hose 36 cooperates with the sleeve 31, so that the slide rod 33 can slide on the inner wall of the sleeve 31, at this time the driving motor 22 drives the plurality of sliding blocks 28 to move close to each other, after the plurality of positioning blocks 34 are attached to the outer wall of the device, the spring 35 is compressed under the action of the piston 32, so that the plurality of positioning blocks 34 can adapt and attach to the outer wall of the irregularly shaped device, at this time the electronic air valve 38 is closed, the sliding position of the slide rod 33 is fixed, and then the outer wall of the irregularly shaped device is fixed, which greatly improves the applicability of the overall device when fixing and limiting different devices.

[0035] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are contained in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0036] The preferred embodiments of the above disclosed application are only used to help explain the application. The preferred embodiments do not describe all the details, nor limit the application to the specific embodiments described. Obviously, according to the content of the specification, many modifications and changes can be made. The present specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the application, so that those skilled in the art can well understand and utilize the application. The application is limited by the claims and their entire scope and equivalents.

Claims

1. A fixed limiting device for CNC machining equipment, characterized in that: Including the bottom plate (1) and the support plate (11), the top surface of the bottom plate (1) is fixedly connected with the support plate (11), the bottom of the support plate (11) is provided with a fixing mechanism (2), and the top of the support plate (11) is provided with an adjusting mechanism (3); The fixing mechanism (2) includes a support block (21) fixedly connected to the top surface of the bottom plate (1), the top surface of the support block (21) is fixedly connected with a motor (22), the output end of the motor (22) is fixedly connected with a rotating rod (23) through a shaft coupling, the outer wall of the rotating rod (23) is fixedly connected with a gear (24), the bottom surface of the support plate (11) is rotatably connected with a gear ring (25), the gear ring (25) is engaged with the gear (24), a plurality of arc-shaped grooves (26) are formed in the gear ring (25), and a plurality of trapezoidal sliding grooves (27) are formed in the support plate (11). The inner wall of the trapezoidal sliding groove (27) is slidably connected with a sliding block (28). The adjusting mechanism (3) includes a sleeve (31) fixedly connected to the top surface of the sliding block (28).

2. The apparatus fixing and limiting device for numerical control machining according to claim 1, characterized in that, The bottom surface of the sliding block (28) is fixedly connected with a connecting shaft (29), the outer wall of the connecting shaft (29) is rotatably connected with a roller (291), and the inner wall of the arc-shaped groove (26) is slidably connected with the roller (291).

3. The apparatus fixing and limiting device for numerical control machining according to claim 2, characterized in that, The inner wall of the sleeve (31) is slidably connected with a piston (32), and the piston (32) is fixedly connected with a sliding rod (33).

4. The apparatus fixing and limiting device for numerical control machining according to claim 3, characterized in that, The end of the sliding rod (33) away from the piston (32) slidably extends to the outside of the sleeve (31), and the end of the sliding rod (33) away from the piston (32) is fixedly connected with a positioning block (34).

5. The apparatus fixing and limiting device for numerical control machining according to claim 4, characterized in that, The side of the piston (32) away from the sliding rod (33) is fixedly connected with a spring (35), the spring (35) is located in the inside of the sleeve (31), and the end of the spring (35) away from the piston (32) is fixedly connected with the inner wall of the sleeve (31).

6. The apparatus fixing and limiting device for numerical control machining according to claim 5, characterized in that, The side of the sleeve (31) away from the sliding rod (33) is communicated with a hose (36), and the hose (36) is fixedly connected with the sleeve (31).

7. The apparatus fixing and limiting device for numerical control machining according to claim 6, characterized in that, The top surface of the support plate (11) is fixedly connected with a sealing tube (37), the end of the hose (36) away from the sleeve (31) extends to the inside of the sealing tube (37), the hose (36) is fixedly connected with the outer wall of the sealing tube (37), and the sealing tube (37) is provided with an electronic gas valve (38).

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