CN220073361U - Machining positioning device - Google Patents

Abstract

The utility model discloses a mechanical processing positioning device, and particularly relates to the technical field of mechanical processing, which comprises a base, wherein a limiting groove is formed in the middle of the top end of the base, air cylinders are fixedly arranged on the left side and the right side of the top end of the base, a first clamping block and a second clamping block are respectively and fixedly arranged at the output ends of the two air cylinders, the first clamping block and the second clamping block are in sliding connection with the base, and a first movable groove is formed in the upper end of the first clamping block. According to the mechanical processing positioning device, when the mechanical processing positioning device is used, the bar is clamped through the first clamping block and the second clamping block, then the screw is driven to rotate through the arranged motor, the driving block is driven to move by the rotation of the screw, the positioning structure is driven to move by the driving block, so that the positioning hole is driven to move, then the positioning hole is moved to an accurate position according to the mutual matching of the arranged pointer and the graduated scale, the situation that the bar cannot be used due to inaccurate tapping points positioned by the positioning hole during tapping is avoided, and the tapping accuracy of the bar is improved.

Description

A mechanical processing positioning device

Technical field

The utility model relates to the field of mechanical processing technology, and in particular to a mechanical processing positioning device.

Background technique

Mechanical processing refers to the process of changing the dimensions or properties of a workpiece through a mechanical device. Positioning device is an important processing auxiliary equipment in the mechanical processing process.

During the drilling process of the bar, a special positioning device needs to be used to clamp the bar and locate the opening point. The existing positioning device is not very accurate in positioning the opening of the bar. When used, the openings of the rods tend to deviate, making the rods unusable and causing a waste of rods.

Utility model content

The main purpose of this utility model is to provide a machining positioning device that can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical solution adopted by this utility model is:

A machining positioning device includes a base. A limited slot is provided in the middle of the top of the base. Cylinders are fixedly installed on the left and right sides of the top of the base. The output ends of the two cylinders are respectively fixed with a first clamping block and a third clamping block. Two clamping blocks, the first clamping block and the second clamping block are slidingly connected to the base, the upper end of the first clamping block is provided with a first movable groove, the upper end of the second clamping block is provided with a second movable groove, and the The first clamping block and the second clamping block are slidably connected together with a positioning structure, a screw is rotatably connected to the first movable slot, a sliding rod is fixedly connected to the second movable slot, and one end of the first clamping block is fixed A motor is installed, the output end of the motor is fixedly connected to the screw, the outer surface of the screw is threadedly connected to a driving block, and the outer surface of the sliding rod is slidingly connected to a limiting block.

Preferably, the positioning structure includes a first positioning plate and a second positioning plate. A positioning hole is provided between the first positioning plate and the second positioning plate. An end of the first positioning plate close to the second positioning plate is opened. There are restriction holes, and all movable holes are opened at one end of the second positioning plate close to the first positioning plate. The restriction holes are opposite to the movable holes. A magnet is fixedly installed on the inner wall of the restriction hole, and a magnet is fixedly installed on the inner wall of the movable hole. There is a spring, and a movable block is fixedly installed at one end of the spring near the first positioning plate, and a magnet rod is fixedly installed at one end of the movable block near the first positioning plate.

Preferably, the first positioning plate is fixedly installed on the upper end of the driving block, and the second positioning plate is fixedly installed on the upper end of the limiting block.

Preferably, a first chute and a second chute are respectively provided on the left and right sides of the upper end of the base. A first slide block is slidably connected in the first chute, and a second slide block is slidably connected in the second chute. Slider, the first slider is fixedly connected to the bottom of the first clamping block, and the second slider is fixedly connected to the bottom of the second clamping block.

Preferably, a scale is provided on the upper left end of the first clamping block, and a pointer is provided on the left end of the first positioning plate. The pointer is located directly above the scale, and the tip of the pointer is in the same straight line as the central axis of the positioning hole.

Compared with the existing technology, the utility model has the following beneficial effects:

The utility model discloses a machining positioning device. When in use, the bar is clamped by a first clamping block and a second clamping block, and then the screw is driven by a set motor to rotate. The rotation of the screw drives the driving block to move, and the driving block drives the The positioning structure moves, thereby driving the positioning hole to move, and then the positioning hole is moved to an accurate position according to the set pointer and scale, so as to avoid inaccurate positioning of the positioning hole when opening the hole, resulting in the failure of the bar. Use to improve the hole opening accuracy of the rod.

Description of drawings

Figure 1 is a schematic diagram of the overall structure of the utility model;

Figure 2 is a schematic cross-sectional view of the positioning structure of the present invention;

Figure 3 is an enlarged view of Figure 1 of the present invention;

Figure 4 is a schematic cross-sectional structural view of the utility model.

In the picture: 1. Base; 2. Cylinder; 3. First clamping block; 4. Second clamping block; 5. Limiting groove; 6. First slide block; 7. Second slide block; 8. Positioning structure; 9. Motor; 10. Screw; 11. Slide rod; 12. Driving block; 13. Limiting block; 14. Pointer; 15. Scale; 101. First chute; 102. Second chute; 31. First Movable slot; 41. Second movable slot; 81. First positioning plate; 82. Second positioning plate; 83. Magnet; 84. Spring; 85. Movable block; 86. Magnet rod; 87. Positioning hole; 811. Limitation Hole; 821, movable hole.

Detailed ways

In order to make it easy to understand the technical means, creative features, objectives and effects of the present utility model, the present utility model will be further elaborated below in conjunction with specific implementation modes.

As shown in Figures 1-4, a machining positioning device includes a base 1. A limit slot 5 is provided in the middle of the top of the base 1. The limit slot 5 can support and limit the bar. The base 1 1. Cylinders 2 are fixedly installed on the left and right sides of the top end. The output ends of the two cylinders 2 are fixedly installed with first clamping blocks 3 and second clamping blocks 4 respectively. The first clamping block 3 and the second clamping block 4 are connected with each other. The base 1 is slidingly connected. The first clamping block 3 has a first movable slot 31 at the upper end. The second clamping block 4 has a second movable slot 41 at the upper end. The first clamping block 3 and the second clamping block 4 There is a positioning structure 8 slidingly connected to the top, a screw 10 is rotatably connected to the first movable groove 31, a sliding rod 11 is fixedly connected to the second movable groove 41, and a motor is fixedly installed at one end of the first clamping block 3 9. The output end of the motor 9 is fixedly connected to the screw 10. The outer surface of the screw 10 is threadedly connected to the driving block 12, and the outer surface of the sliding rod 11 is slidingly connected to the limiting block 13.

When in use, the bar is placed in the limiting groove 5, and then the cylinder 2 is started to drive the first clamping block 3 and the second clamping block 4 to move, so that the first clamping block 3 and the second clamping block 4 can be driven respectively. Open and close to clamp, fix or release the bar.

The positioning structure 8 includes a first positioning plate 81 and a second positioning plate 82. A positioning hole 87 is provided between the first positioning plate 81 and the second positioning plate 82. The first positioning plate 81 is close to the second positioning plate 81. One end of the plate 82 is provided with a restriction hole 811, and one end of the second positioning plate 82 close to the first positioning plate 81 is provided with all movable holes 821. The restriction hole 811 is opposite to the movable hole 821, and the inner wall of the restriction hole 811 is fixed. A magnet 83 is installed. A spring 84 is fixedly installed on the inner wall of the movable hole 821. An end of the spring 84 close to the first positioning plate 81 is fixedly installed with a movable block 85. The movable block 85 has an end close to the first positioning plate 81. A magnet rod 86 is fixedly installed.

When the first clamping block 3 and the second clamping block 4 clamp the bar, the magnet 83 in the restriction hole 811 of the first positioning plate 81 generates magnetic force to attract the magnet rod 86 to enter the restriction hole 811 and closely adhere to the magnet 83. When the first clamping block 3 and the second clamping block 4 are combined into a whole body, then the motor 9 is started to drive the screw 10 to rotate. The rotation of the screw 10 drives the driving block 12 to slide in the first movable groove 31, and the driving block 12 drives the first positioning The plate 81 and the second positioning plate 82 move at the same time, thereby moving the positioning hole 87 to a suitable position to avoid inaccurate positioning of the opening point when opening the hole, resulting in the bar being unusable.

The first positioning plate 81 is fixedly installed on the upper end of the driving block 12 , and the second positioning plate 82 is fixedly installed on the upper end of the limiting block 13 .

A first chute 101 and a second chute 102 are respectively provided on the left and right sides of the upper end of the base 1. A first slide block 6 is slidably connected in the first chute 101, and a first slide block 6 is slidably connected in the second chute 102. There is a second slider 7. The first slider 6 is fixedly connected to the bottom of the first clamping block 3. The second slider 7 is fixedly connected to the bottom of the second clamping block 4. When the cylinder 2 drives the first clamping block 3 When moving with the second clamping block 4, the first clamping block 3 drives the first sliding block 6 to slide in the first chute 101, and the second clamping block 4 drives the second sliding block 7 to slide in the second chute 102, so that The first clamping block 3 and the second clamping block 4 are more stable when moving and avoid shaking.

A scale 15 is provided at the upper left end of the first clamping block 3, and a pointer 14 is provided at the left end of the first positioning plate 81. The pointer 14 is located directly above the scale 15, and the tip of the pointer 14 is in the center of the positioning hole 87. The axes are in the same straight line, and the scale 15 and the pointer 14 cooperate with each other to move the positioning hole 87 to an accurate position to improve the accuracy of the hole opening.

The working principle of the utility model is: when in use, the bar is placed in the limiting groove 5, and then the cylinder 2 is started to drive the first clamping block 3 and the second clamping block 4 to move, clamping the bar, and then When the first clamping block 3 and the second clamping block 4 are close, the first positioning plate 81 and the second positioning plate 82 are brought close to each other, and the magnet rod 86 in the second positioning plate 82 is sucked into the first positioning plate through the provided magnet 83 81 and is in close contact with the magnet 83. When the positioning hole 87 needs to be adjusted, the motor 9 is started to drive the screw 10 to rotate. The rotation of the screw 10 drives the driving block 12 to slide in the first movable groove 31. The driving block 12 The first positioning plate 81 is driven to move and the second positioning plate 82 is moved simultaneously to drive the positioning hole 87 to move, and then the accurate opening point is located according to the position of the pointer 14 on the scale 15 to avoid positioning the positioning hole 87 when opening the hole. The hole opening point is inaccurate, resulting in the rod being unusable and improving the accuracy of the hole opening.

The basic principles and main features of the present utility model and the advantages of the present utility model are shown and described above. Those skilled in the industry should understand that the present utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principles of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model can be There will also be various changes and improvements in the new model, and these changes and improvements all fall within the scope of the claimed utility model. The protection scope of the present utility model is defined by the appended claims and their equivalents.

Claims (5)

1. A machining positioning device, comprising a base (1), characterized in that: the utility model discloses a motor, including base (1), fixed mounting, screw rod (10), first clamp splice (3) and second clamp splice (4), spacing groove (5) have been seted up at base (1) top middle part, equal fixed mounting in base (1) top left and right sides has cylinder (2), two fixed mounting has first clamp splice (3) and second clamp splice (4) respectively in cylinder (2) output, first clamp splice (3) and second clamp splice (4) and base (1) sliding connection, first movable groove (31) have been seted up to first clamp splice (3) upper end, second movable groove (41) have been seted up to second clamp splice (4) upper end, common sliding connection has location structure (8) on first clamp splice (3) and second clamp splice (4), fixed connection has screw rod (10) in second movable groove (41), first clamp splice (3) one end fixed mounting has motor (9), the output and screw rod (10) fixed connection of motor (9), screw rod (10) external surface (12) are connected with screw rod (11), drive slide bar (13) sliding connection.

2. A machining positioning device according to claim 1, wherein: the positioning structure (8) comprises a first positioning plate (81) and a second positioning plate (82), a positioning hole (87) is formed between the first positioning plate (81) and the second positioning plate (82), a limiting hole (811) is formed in one end, close to the second positioning plate (82), of the first positioning plate (81), all movable holes (821) are formed in one end, close to the first positioning plate (81), of the second positioning plate (82), the limiting hole (811) is opposite to the movable holes (821), a magnet stone (83) is fixedly mounted on the inner side wall of the limiting hole (811), a spring (84) is fixedly mounted on the inner side wall of the movable hole (821), a movable block (85) is fixedly mounted on one end, close to the first positioning plate (81), of the movable block (85), and a magnet rod (86) is fixedly mounted on one end, close to the first positioning plate (81).

3. A machining positioning device according to claim 2, wherein: the first locating plate (81) is fixedly arranged at the upper end of the driving block (12), and the second locating plate (82) is fixedly arranged at the upper end of the limiting block (13).

4. A machining positioning device according to claim 1, wherein: the novel sliding block is characterized in that a first sliding groove (101) and a second sliding groove (102) are respectively formed in the left side and the right side of the upper end of the base (1), a first sliding block (6) is connected in the first sliding groove (101) in a sliding mode, a second sliding block (7) is connected in the second sliding groove (102) in a sliding mode, the first sliding block (6) is fixedly connected with the bottom of the first clamping block (3), and the second sliding block (7) is fixedly connected with the bottom of the second clamping block (4).

5. A machining positioning device according to claim 2, wherein: the upper portion of the left end of the first clamping block (3) is provided with a graduated scale (15), the left end of the first locating plate (81) is provided with a pointer (14), the pointer (14) is located right above the graduated scale (15), and the tip of the pointer (14) and the central axis of the locating hole (87) are in the same straight line.