CN214135047U

CN214135047U - Accurate positioning and clamping device for products of numerical control machining center

Info

Publication number: CN214135047U
Application number: CN202023003019.1U
Authority: CN
Inventors: 程杰
Original assignee: Guizhou Tuosen Huacheng Technology Co ltd
Current assignee: Guizhou Tuosen Huacheng Technology Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-09-07
Anticipated expiration: 2030-12-14

Abstract

The utility model discloses a numerical control machining center product accurate positioning and clamping device, the on-line screen storage device comprises a base, the equal fixedly connected with bearing plate in both ends about the base, the equal fixedly connected with guide arm in both ends around two bearing plates, the outside of lead screw runs through and threaded connection is in the middle part of slider, the pinch-off blades on the bottom fixedly connected with of second cylinder, the top both ends of fixing base are all rotated and are connected with down the pinch-off blades. The utility model discloses in, can promote the upper pinch plate through the second cylinder and reciprocate, can promote two lower pinch plates through two first cylinders, realize two down can the clamping workpiece between the pinch plate, also can press from both sides the clamping workpiece between lower pinch plate and the upper pinch plate, the centre gripping is effectual, rotate through the motor drive lead screw, realize the slider accurately ground horizontal migration, realize that loading board and riser move together accurately, can fix a position the work piece clamping position accurately, be worth wideling popularize.

Description

Accurate positioning and clamping device for products of numerical control machining center

Technical Field

The utility model relates to a numerical control equipment anchor clamps technical field especially relates to a numerical control machining center product accurate positioning and clamping device.

Background

The numerical control machining center is a high-efficiency automatic machine tool which consists of mechanical equipment and a numerical control system and is suitable for machining complex parts, the numerical control machining center is one of numerical control machines which have the highest yield and are most widely applied in the world at present, the comprehensive machining capacity of the numerical control machining center is high, a workpiece can finish more machining contents after being clamped once, the machining precision is high, batch workpieces with medium machining difficulty can be machined, the efficiency is 5-10 times that of common equipment, especially, the numerical control machining center can finish machining which cannot be finished by a plurality of common equipment, and the numerical control machining center is more suitable for single-piece machining or medium-small-batch multi-variety production with complex shapes and high precision requirements.

In the existing numerical control equipment, after a workpiece needs to be clamped, the workpiece is cut and processed through a numerical control cutting head in the numerical control equipment, and some workpieces are often sectional materials, so that the length and size of the sectional materials are changed, a clamp in the numerical control equipment cannot be accurately positioned when clamping different positions, and the workpiece cannot be stably clamped.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a numerical control machining center product accurate positioning and clamping device.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a precise positioning and clamping device for a numerical control machining center product comprises a base, wherein bearing plates are fixedly connected to the left end and the right end of the base, guide rods are fixedly connected to the front end and the rear end of each of the two bearing plates, a lead screw is rotatably connected to the middle of each of the two bearing plates, the outer sides of the two guide rods are respectively penetrated through and slidably connected to the inner parts of the front end and the rear end of a sliding block, the outer side of the lead screw is penetrated through and threadedly connected into the middle of the sliding block, one end of the lead screw penetrates through the bearing plates and is fixedly connected to a driving end of a motor, the bottom of the motor is fixedly connected to the left end of the upper surface of a base, a controller box is arranged adjacent to the motor at the left end of the upper surface of the base, a bearing plate is fixedly connected to the upper surface of the sliding block, vertical plates are fixedly connected to the front end and the rear end of the upper surface of the bearing plate, and transverse plates are fixedly connected between the top ends of the two vertical plates, the lower fixed surface of diaphragm is connected with the second cylinder, the bottom fixedly connected with of second cylinder goes up the grip block, the upper surface middle part fixedly connected with fixing base of loading board, the top both ends of fixing base all rotate and are connected with lower grip block, the equal fixedly connected with first cylinder of one end of fixing base is kept away from to the bottom of two lower grip blocks, the bottom of first cylinder is rotated and is connected in the both sides of the adjacent fixing base of upper surface of loading board.

As a further description of the above technical solution:

the controller box is electrically connected with a motor, a first air cylinder and a second air cylinder through leads.

As a further description of the above technical solution:

and the bottom of the upper clamping plate is provided with a plurality of rollers.

As a further description of the above technical solution:

the top of lower clamping plate is provided with a plurality of gyro wheel.

As a further description of the above technical solution:

and second rotating shafts are arranged at two ends of the top of the fixed seat.

As a further description of the above technical solution:

the bottom of first cylinder is provided with first pivot.

As a further description of the above technical solution:

the height of the lower clamping plate is less than one half of the width of the fixed seat.

As a further description of the above technical solution:

and a bearing is arranged in the middle of the bearing plate.

The utility model discloses following beneficial effect has:

1. the utility model discloses in, at first lower fixed surface through the diaphragm is connected with the second cylinder, the pinch-off blades is gone up to the bottom fixedly connected with of second cylinder, it reciprocates to realize that the second cylinder can promote the pinch-off blades, top both ends through the fixing base all rotate and are connected with lower pinch-off blades, the equal first cylinder of fixedly connected with of one end of fixing base is kept away from to the bottom of two lower pinch-off blades, make two first cylinders can promote two lower pinch-off blades, realize two can the clamping workpiece between the pinch-off blades down, also can press from both sides the clamping workpiece between lower pinch-off blade and the last pinch-off blade, the work piece of grasping that can be fine, the centre gripping is effectual.

2. The utility model discloses in, inside both ends around with the outside of two guide arms is run through respectively and sliding connection is inside at the slider, the outside of lead screw is run through and threaded connection is in the middle part of slider, the one end of lead screw runs through bearing plate and fixed connection at the drive end of motor, rotate through the motor drive lead screw, realize the accurate ground horizontal migration of slider, the last fixed surface who passes through the slider is connected with the loading board, the equal fixedly connected with riser in both ends around the upper surface of loading board, realize that loading board and riser move together accurately, can fix a position work piece clamping position accurately, be worth wideling popularize.

Drawings

Fig. 1 is a schematic structural view of a precise positioning and clamping device for a product in a numerical control machining center according to the present invention;

FIG. 2 is a right side view of the precise positioning and clamping device for a product of a CNC machining center of the present invention;

fig. 3 is the utility model provides a top view of accurate location of numerical control machining center product and clamping device.

Illustration of the drawings:

1. a base; 2. a base; 3. a bearing plate; 4. a guide bar; 5. a slider; 6. a carrier plate; 7. a screw rod; 8. a motor; 9. a vertical plate; 10. a controller box; 11. a lower clamping plate; 12. a first cylinder; 13. a first rotating shaft; 14. a fixed seat; 15. a second rotating shaft; 16. an upper clamping plate; 17. a second cylinder; 18. a transverse plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a precise positioning and clamping device for a numerical control machining center product comprises a base 2, wherein bearing plates 3 are fixedly connected to the left end and the right end of the base 2, guide rods 4 are fixedly connected to the front end and the rear end of each of the two bearing plates 3, a lead screw 7 is rotatably connected to the middle of each of the two bearing plates 3, the outer sides of the two guide rods 4 are respectively penetrated through and slidably connected to the inner parts of the front end and the rear end of each of the sliding blocks 5, the outer side of the lead screw 7 is penetrated through and threadedly connected into the middle of each of the sliding blocks 5, one end of the lead screw 7 penetrates through each of the bearing plates 3 and is fixedly connected to a driving end of a motor 8, the bottom of the motor 8 is fixedly connected to the left end of the upper surface of a base 1, the motor 8, the lead screw 7, the guide rods 4, the bearing plates 3 and the sliding blocks 5 form an electric sliding rail mechanism, the motor 8 can control the sliding blocks 5 to accurately move horizontally, a controller box 10 is arranged adjacent to the motor 8 at the left end of the upper surface of the base 1, a bearing plate 6 is fixedly connected to the upper surface of each sliding block 5, the front end and the rear end of the upper surface of the bearing plate 6 are fixedly connected with vertical plates 9, a transverse plate 18 is fixedly connected between the top ends of the two vertical plates 9, the lower surface of the transverse plate 18 is fixedly connected with a second air cylinder 17, the bottom end of the second air cylinder 17 is fixedly connected with an upper clamping plate 16, the second air cylinder 17 can push the upper clamping plate 16 to move up and down, the middle part of the upper surface of the bearing plate 6 is fixedly connected with a fixed seat 14, the two ends of the top part of the fixed seat 14 are rotatably connected with lower clamping plates 11, one ends of the bottoms of the two lower clamping plates 11, which are far away from the fixed seat 14, are fixedly connected with first air cylinders 12, the bottom ends of the first air cylinders 12 are rotatably connected with the two sides of the fixed seat 14 adjacent to the upper surface of the bearing plate 6, the two first air cylinders 12 respectively push the two lower clamping plates 11 at the two ends, the two lower clamping plates 11 can rotate around the fixed seat 14, so as to realize that a workpiece can be clamped between the two lower clamping plates 11, the workpiece can be clamped between the lower clamping plate 11 and the upper clamping plate 16, and the workpiece can be well clamped.

Controller box 10 has motor 8 through wire electric connection, first cylinder 12 and second cylinder 17, be favorable to controlling motor 8, first cylinder 12 and second cylinder 17, the bottom of going up pinch-off blades 16 is provided with a plurality of gyro wheel, the top of pinch-off blades 11 is provided with a plurality of gyro wheel down, be favorable to the centre gripping work piece, be favorable to the mobile location, the top both ends of fixing base 14 all are provided with second pivot 15, the bottom of first cylinder 12 is provided with first pivot 13, the height of pinch-off blades 11 is less than the half of fixing base 14 width down, be favorable to two to press from both sides tightly mutually between the pinch-off blades 11 down, the middle part of bearing plate 3 is provided with the bearing, be favorable to lead screw 7 to rotate.

The working principle is as follows: the outer sides of two guide rods 4 are respectively penetrated and connected inside the front end and the rear end of a sliding block 5 in a sliding way, the outer side of a screw rod 7 is penetrated and connected in the middle part of the sliding block 5 in a threaded way, one end of the screw rod 7 penetrates through a bearing plate 3 and is fixedly connected with the driving end of a motor 8, the screw rod 7 is driven by the motor 8 to rotate, the sliding block 5 can be firmly fixed at the two ends of the sliding block 5 by the guide rods 4, the sliding block 5 is driven by the screw rod 7 to accurately and horizontally move, a bearing plate 6 is fixedly connected with the upper surface of the sliding block 5, the front end and the rear end of the upper surface of the bearing plate 6 are both fixedly connected with vertical plates 9, the bearing plate 6 and the vertical plates 9 can accurately move together, the clamping position of a workpiece can be accurately positioned, the upper clamping plate 16 is fixedly connected with the bottom end of a second air cylinder 17, the upper clamping plate 16 can be pushed to move by the second air cylinder 17, and the lower clamping plate 11 is rotatably connected with the two ends of the top of a fixed seat 14, the first cylinders 12 are fixedly connected to the ends, far away from the fixing seat 14, of the bottoms of the two lower clamping plates 11, the two first cylinders 12 respectively push the two lower clamping plates 11 at the two ends, the two lower clamping plates 11 can rotate around the fixing seat 14, the workpiece can be clamped between the two lower clamping plates 11, meanwhile, the workpiece can also be clamped between the lower clamping plates 11 and the upper clamping plate 16, the workpiece can be clamped well, and the clamping effect is good.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides an accurate location of numerical control machining center product and clamping device, includes base (2), its characterized in that: the left end and the right end of the base (2) are fixedly connected with bearing plates (3), the front end and the rear end of each of the two bearing plates (3) are fixedly connected with guide rods (4), the middle parts of the two bearing plates (3) are rotatably connected with lead screws (7), the outer sides of the two guide rods (4) are respectively penetrated and connected into the front end and the rear end of the sliding block (5) in a sliding manner, the outer sides of the lead screws (7) are penetrated and connected in the middle parts of the sliding block (5) in a threaded manner, one end of each lead screw (7) penetrates through the bearing plates (3) and is fixedly connected with a driving end of a motor (8), the bottom of each motor (8) is fixedly connected with the left end of the upper surface of the base (1), the left end of the upper surface of the base (1) is adjacent to the motor (8) and is provided with a controller box (10), the upper surface of the sliding block (5) is fixedly connected with a bearing plate (6), the front end and the rear end of the upper surface of the bearing plate (6) are fixedly connected with a vertical plate (9), fixedly connected with diaphragm (18) between the top of two riser (9), the lower fixed surface of diaphragm (18) is connected with second cylinder (17), pinch-off blades (16) are gone up to the bottom fixedly connected with of second cylinder (17), upper surface middle part fixedly connected with fixing base (14) of loading board (6), the top both ends of fixing base (14) are all rotated and are connected with down pinch-off blades (11), the equal fixedly connected with first cylinder (12) of one end of fixing base (14) are kept away from to the bottom of two lower pinch-off blades (11), the bottom of first cylinder (12) is rotated and is connected in the both sides of the adjacent fixing base (14) of upper surface of loading board (6).

2. The precise positioning and clamping device for the products of the numerical control machining center according to claim 1, is characterized in that: the controller box (10) is electrically connected with a motor (8), a first air cylinder (12) and a second air cylinder (17) through a lead.

3. The precise positioning and clamping device for the products of the numerical control machining center according to claim 1, is characterized in that: the bottom of the upper clamping plate (16) is provided with a plurality of rollers.

4. The precise positioning and clamping device for the products of the numerical control machining center according to claim 1, is characterized in that: the top of the lower clamping plate (11) is provided with a plurality of rollers.

5. The precise positioning and clamping device for the products of the numerical control machining center according to claim 1, is characterized in that: and second rotating shafts (15) are arranged at two ends of the top of the fixed seat (14).

6. The precise positioning and clamping device for the products of the numerical control machining center according to claim 1, is characterized in that: the bottom of the first cylinder (12) is provided with a first rotating shaft (13).

7. The precise positioning and clamping device for the products of the numerical control machining center according to claim 1, is characterized in that: the height of the lower clamping plate (11) is less than one half of the width of the fixed seat (14).

8. The precise positioning and clamping device for the products of the numerical control machining center according to claim 1, is characterized in that: and a bearing is arranged in the middle of the bearing plate (3).