Drilling machine positioning device
The clamping system driven by hydraulic cylinders and electric push cylinders, combined with structures such as ball bearings, rubber blocks, and elastic cloth, solves the problem of simultaneous positioning and clamping of workpieces in drilling machine positioning devices, thereby improving machining accuracy and efficiency.
Patent Information
- Application Number
- CN202423184835.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-23
- Publication Date
- 2025-11-25
- Estimated Expiration
- 2034-12-23
AI Technical Summary
Existing drilling machine positioning devices cannot simultaneously achieve accurate workpiece positioning and clamping, which makes the process quite troublesome.
The clamping system, driven by hydraulic cylinders and electric push cylinders, combined with structures such as ball bearings, rubber blocks, and elastic cloth, achieves precise positioning and stable clamping of workpieces, and collects dust during the processing through a scraper.
It enables simultaneous positioning and clamping of the workpiece, reducing shaking and dust during processing, and improving processing accuracy and efficiency.
Smart Images
Figure CN223588836U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the field of drilling machine processing, and specifically relates to a drilling machine positioning device. BACKGROUND
[0002] Drilling machines are widely used in the fields of mechanical manufacturing, aerospace, automobile manufacturing, etc. They can be used to process holes on various parts, such as cylinder holes on engine cylinder blocks, oil holes on gearboxes, etc. At the same time, drilling machines can also be used to process holes on various molds, fixtures, etc.
[0003] The drilling machine positioning device is an important component of the drilling machine. It is used to ensure that the drill bit can be accurately positioned at the predetermined position on the workpiece during the machining process, thereby improving the machining accuracy and efficiency. Common mechanical positioning devices include positioning pins, positioning blocks, etc. These devices fix the workpiece on the drilling machine through mechanical structures to ensure that the workpiece does not move during the machining process.
[0004] The existing drilling machine positioning device generally places the fixed workpiece on the operation table for processing. In use and observation, it is found that this processing method cannot realize positioning and fixing at the same time, which is troublesome in use.
[0005] Therefore, a drilling machine positioning device is proposed to solve the above problems. SUMMARY
[0006] In order to make up for the deficiencies of the prior art and solve at least one technical problem raised in the background art.
[0007] The technical solution adopted by the utility model to solve its technical problems is as follows: The utility model discloses a drilling machine positioning device, which comprises an operation table, a pair of support frames fixedly connected to the operation table, a connecting plate fixedly connected to the pair of support frames, a hydraulic cylinder fixedly connected to the middle part of the connecting plate, a machining assembly fixedly connected to the output end of the hydraulic cylinder, a pair of fixed blocks fixedly connected to the operation table, an electric push cylinder fixedly connected to the fixed blocks, a first fixed plate fixedly connected to the output end of the electric push cylinder, a connecting rod hingedly connected to the first fixed plate, a clamping block hingedly connected to the end of the connecting rod, and a sliding groove formed in the operation table.
[0008] Preferably, a plurality of clamping grooves are formed in the first fixed plate; a second fixed plate is fixedly connected to the clamping grooves; a connecting column is fixedly connected to the clamping grooves; a pressing plate is rotatably connected to the connecting column; a pressing rod is fixedly connected to the pressing plate; the pressing rod and the second fixed plate are in sliding fit; when the pressing rod is pushed towards the fixed block, the pressing plate is rotated; when the pressing plate contacts the surface of the workpiece, the workpiece is pressed, so that the workpiece is less likely to shake during machining, and the machining precision is improved.
[0009] Preferably, a plurality of rolling balls are rotatably connected to the clamping blocks; the rolling balls are located between the clamping blocks and the sliding grooves; when the clamping blocks move, the rolling balls roll on the inner walls of the sliding grooves, so that the clamping blocks move more smoothly in the sliding grooves, and the clamping blocks are more easily moved to the specified positions to position and clamp the workpiece.
[0010] Preferably, a rubber block is fixedly connected to each clamping block; the rubber blocks are located between the clamping blocks; when the clamping blocks position and clamp the workpiece, the rubber blocks contact the surface of the workpiece, so that the friction force during clamping is increased, the workpiece is less likely to slide during machining, the workpiece is buffered when the rubber blocks contact the surface of the workpiece, and the workpiece is less likely to be scratched or damaged by the clamping blocks.
[0011] Preferably, an elastic cloth is fixedly connected between the clamping blocks; the elastic cloth is located between the connecting plate and the sliding grooves; when the elastic cloth is stretched, the sliding grooves are covered, so that the dust and debris generated during machining of the workpiece are less likely to fall into the sliding grooves, and the clamping blocks are less likely to be stuck in the sliding grooves.
[0012] Preferably, a scraper is fixedly connected to the first fixed plate; the scraper is located between the first fixed plate and the operation table; a collecting groove is formed in the operation table; the dust and impurities on the operation table are scraped and collected, so that the dust and impurities are less likely to accumulate on the operation table and affect normal machining of the workpiece.
[0013] The utility model discloses a beneficial effect lies in:
[0014] 1. The utility model relates to a drilling machine positioning device, a first fixed plate is fixedly connected to the output end of the electric push cylinder, a connecting rod is hinged to the first fixed plate, and a clamping block is hinged to the output end of the connecting rod, when the first fixed plate moves, the clamping block moves with it, the workpiece can be fixed in the middle part of the operation table when clamping and fixing the workpiece, the workpiece is clamped and fixed, and the workpiece is difficult to position and clamp simultaneously during use.
[0015] 2. The drilling machine positioning device, the pressing rod is fixedly connected on the pressing plate, when the pressing rod is pushed to the fixed block direction, the pressing plate is driven to rotate, when the pressing plate contacts with the workpiece surface, the workpiece is pressed, the workpiece shaking caused by vibration in the workpiece machining process is reduced, and the workpiece machining precision is influenced. BRIEF DESCRIPTION OF DRAWINGS
[0016] In order to more clearly illustrate the technical scheme in the embodiments of the present utility model or prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description, obviously, the drawings in the following description are only some embodiments of the present utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.
[0017] Figure 1 It is the main body schematic view of the present utility model;
[0018] Figure 2 It is the structure schematic view of the pressing plate in the present utility model;
[0019] Figure 3 It is the structure schematic view of the ball in the present utility model;
[0020] Figure 4 It is the structure schematic view of the elastic cloth in the present utility model;
[0021] Figure 5 It is the structure schematic view of the scraper in the present utility model.
[0022] Legend: 1, operation table;11, support frame;12, connecting plate;13, hydraulic cylinder;14, machining assembly;15, fixed block;16, electric push cylinder;17, first fixed plate;18, connecting rod;19, clamping block;110, sliding groove;2, clamping groove;21, second fixed plate;22, connecting column;23, pressing plate;24, pressing rod;3, ball;4, rubber block;5, elastic cloth;6, scraper;61, collecting groove. DETAILED DESCRIPTION
[0023] The technical scheme in the embodiments of the present utility model will be described clearly and completely in combination with the drawings in the embodiments of the present utility model, obviously, the described embodiments are only some embodiments of the present utility model, not all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the present utility model.
[0024] The specific embodiments are given below.
[0025] As Figures 1 to 5 The utility model discloses a drilling machine positioning device, including operation platform 1, one pair of support frame 11 is fixedly connected on operation platform 1, one pair of connecting plate 12 is fixedly connected on a pair of support frame 11, hydraulic cylinder 13 is fixedly connected in the middle part of connecting plate 12, and processing assembly 14 is fixedly connected to the output end of hydraulic cylinder 13, one pair of fixed block 15 is fixedly connected on operation platform 1, electric push cylinder 16 is fixedly connected on fixed block 15, first fixed plate 17 is fixedly connected to the output end of electric push cylinder 16, connecting rod 18 is hinged on first fixed plate 17, and clamping block 19 is hinged in the end of connecting rod 18, and the chute 110 is set up on operation platform 1, and clamping block 19 and chute 110 are sliding fit, and the workpiece needing to be processed is placed on operation platform 1, and then electric push cylinder 16 is started, when electric push cylinder 16 is started, the first fixed plate 17 fixedly connected to the output end of electric push cylinder 16 is moved, when first fixed plate 17 moves, connecting rod 18 is moved, when first fixed plate 17 moves, force is conducted to clamping block 19 through connecting rod 18, and clamping block 19 slides in the inside of chute 110 at this time, when first fixed plate 17 and clamping block 19 move, the workpiece on operation platform 1 is pushed, when first fixed plate 17 and clamping block 19 move to the specified position, the workpiece is fixed in the center of operation platform 1, and the positioning of workpiece is completed, and when hydraulic cylinder 13 is started, processing assembly 14 is started when hydraulic cylinder 13 moves to the specified position, and the workpiece is processed, when first fixed plate 17 moves, clamping block 19 is moved, and the workpiece can be fixed in the middle part of operation platform 1 when clamping and fixing workpiece, realize the clamping and fixing of workpiece, reduce the situation that workpiece is difficult to position and clamp simultaneously when using.
[0026] As Figure 2As shown, the first fixed plate 17 is provided with a plurality of clamping grooves 2; the second fixed plate 21 is fixedly connected to the clamping groove 2; the connecting column 22 is fixedly connected to the clamping groove 2; the pressing plate 23 is rotatably connected to the connecting column 22; the pressing rod 24 is fixedly connected to the pressing plate 23; the pressing rod 24 and the second fixed plate 21 are in sliding fit, when the first fixed plate 17 moves to the specified position, the pressing rod 24 contacts the workpiece surface, when the workpiece contacts the pressing rod 24, the pressing rod 24 is pushed by the workpiece to the fixed block 15, when the pressing rod 24 moves, the pressing plate 23 is driven to move, when the pressing plate 23 is pushed by the pressing rod 24, the pressing plate 23 rotates along the pressing rod 24, when the pressing plate 23 rotates to the specified position, the pressing plate 23 contacts the workpiece surface to press and fix the workpiece surface, by fixedly connecting the pressing rod 24 to the pressing plate 23, when the pressing rod 24 is pushed to the fixed block 15, the pressing plate 23 is rotated, when the pressing plate 23 contacts the workpiece surface, the workpiece is pressed, which can reduce the shaking of the workpiece caused by vibration during the workpiece processing, thereby affecting the workpiece processing precision.
[0027] As shown in the figure, Figure 3 The clamping block 19 is rotatably connected with a plurality of balls 3; the balls 3 are located between the clamping block 19 and the sliding groove 110, when the first fixed plate 17 moves, the clamping block 19 is driven to move, when the clamping block 19 slides in the sliding groove 110, the balls 3 contact and roll on the inner side wall of the sliding groove 110, by rotatably connecting a plurality of balls 3 to the clamping block 19, when the clamping block 19 moves, the balls 3 roll on the inner side wall of the sliding groove 110, which can make the clamping block 19 move more smoothly in the sliding groove 110, and make the clamping block 19 move to the specified position more conveniently to position and clamp the workpiece.
[0028] As shown in the figure, Figure 4 The clamping block 19 is fixedly connected with a rubber block 4; the rubber block 4 is located between a pair of clamping blocks 19, when the clamping block 19 moves to the specified position, the workpiece is positioned and clamped, at this time, the rubber block 4 fixedly connected to the clamping block 19 contacts the workpiece surface, by fixedly connecting the rubber block 4 to the clamping block 19, during the positioning and clamping of the workpiece, the rubber block 4 contacts the workpiece surface, which can increase the friction when clamping the workpiece, reduce the sliding of the workpiece during the workpiece processing, and at the same time, when the rubber block 4 contacts the workpiece surface, it can buffer the workpiece, reduce the damage of the workpiece caused by the clamping block 19 directly clamping the workpiece.
[0029] As shown in the figure, Figure 5As shown, an elastic cloth 5 is fixed between a pair of clamping blocks 19. The elastic cloth 5 is located between the connecting plate 12 and the slide groove 110. When the pair of clamping blocks 19 move towards the center of the operating table 1 to clamp and fix the workpiece, the elastic cloth 5 is compressed. When the pair of clamping blocks 19 move away from the center of the operating table 1, the elastic cloth 5 is stretched. When the elastic cloth 5 is stretched, it covers the slide groove 110. By fixing the elastic cloth 5 to the pair of clamping blocks 19, and covering the slide groove 110 when the elastic cloth 5 is stretched, it is possible to reduce the dust and debris generated during the processing of the workpiece from falling into the slide groove 110 and causing the clamping blocks 19 to move and get stuck inside the slide groove 110.
[0030] like Figure 5 As shown, a scraper 6 is fixedly connected to the first fixed plate 17; the scraper 6 is located between the first fixed plate 17 and the operating table 1; a collection groove 61 is provided on the operating table 1. When the first fixed plate 17 moves, it drives the scraper 6 to move accordingly. When the scraper 6 moves, it contacts the surface of the operating table 1. At this time, the scraper 6 scrapes off the dust and impurities that fall onto the surface of the operating table 1 during the processing of the workpiece. The scraped dust and impurities are carried by the scraper 6. When the scraper 6 moves to the designated position, the dust and impurities fall into the collection groove 61 and are collected. By fixing the scraper 6 to the first fixed plate 17 and providing a collection groove 61 on the operating table 1, the dust and impurities on the operating table 1 can be scraped and collected, reducing the accumulation of dust and impurities on the operating table 1 and affecting the normal processing of the workpiece.
[0031] Working principle: the workpiece to be processed is placed on the operating table 1, then the electric push cylinder 16 is turned on, when the electric push cylinder 16 is turned on, the first fixed plate 17 fixedly connected to the output end of the electric push cylinder 16 is moved, when the first fixed plate 17 moves, the connecting rod 18 is moved, when the first fixed plate 17 moves, the force is conducted to the clamping block 19 through the connecting rod 18, at this time, the clamping block 19 slides in the sliding groove 110, when the first fixed plate 17 and the clamping block 19 move, the workpiece on the operating table 1 is pushed, when the first fixed plate 17 and the clamping block 19 move to the specified position, the workpiece is fixed in the center of the operating table 1, the positioning work of the workpiece is completed, at this time, the hydraulic cylinder 13 is turned on, when the hydraulic cylinder 13 moves to the specified position, the machining assembly 14 is turned on to process the workpiece, when the first fixed plate 17 moves to the specified position, the pressing rod 24 contacts the surface of the workpiece, when the workpiece and the pressing rod 24 contact, the pressing rod 24 is pushed to the fixed block 15 by the workpiece, when the pressing rod 24 moves, the pressing plate 23 is moved, when the pressing plate 23 is pushed by the pressing rod 24, the pressing plate 23 rotates along the pressing rod 24, when the pressing plate 23 rotates to the specified position, the pressing plate 23 contacts the surface of the workpiece to press and fix the surface of the workpiece, when the first fixed plate 17 moves, the clamping block 19 moves, when the clamping block 19 slides in the sliding groove 110, the ball 3 contacts the inner side wall of the sliding groove 110 and rolls on the inner side wall of the sliding groove 110, when the clamping block 19 moves to the specified position, the workpiece is positioned and clamped, at this time, the rubber block 4 fixedly connected to the clamping block 19 contacts the surface of the workpiece, when a pair of clamping blocks 19 move to the middle of the operating table 1 to clamp and fix the workpiece, the elastic cloth 5 is compressed, when a pair of clamping blocks 19 move away from the center of the operating table 1, the elastic cloth 5 is stretched, when the elastic cloth 5 is stretched, the sliding groove 110 is covered, when the first fixed plate 17 moves, the scraper 6 moves, when the scraper 6 moves, the scraper 6 contacts the surface of the operating table 1, at this time, the scraper 6 scrapes the dust and impurities falling on the surface of the operating table 1 during the processing of the workpiece, the scraped dust and impurities are taken away by the scraper 6, when the scraper 6 moves to the specified position, the dust and impurities fall into the collecting groove 61 and are collected.
[0032] The basic principle, main features and advantages of the utility model are shown and described above. Those skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments, the above-mentioned embodiments and the description in the specification only illustrate the principle of the utility model, under the premise of not departing from the spirit and scope of the utility model, the utility model will also have various changes and improvements, and these changes and improvements all fall within the scope of the utility model claimed.
Claims
1. A drilling machine positioning device comprising an operating table (1); characterized by: The operating table (1) is fixed with a pair of support frames (11); a pair of support frames (11) are fixed with connecting plates (12); the middle of the connecting plate (12) is fixed with a hydraulic cylinder (13); the output end of the hydraulic cylinder (13) is fixed with a machining assembly (14); the operating table (1) is fixed with a pair of fixed blocks (15); the fixed block (15) is fixed with an electric push cylinder (16); the output end of the electric push cylinder (16) is fixed with a first fixed plate (17); the first fixed plate (17) is hinged with a connecting rod (18); the end of the connecting rod (18) is hinged with a clamping block (19); the operating table (1) is provided with a sliding groove (110); the clamping block (19) and the sliding groove (110) are in sliding fit.
2. The drill press positioning apparatus of claim 1, wherein: A plurality of clamping grooves (2) are formed in the first fixed plate (17); the second fixed plate (21) is fixed in the clamping groove (2); the connecting column (22) is fixed in the clamping groove (2); the pressing plate (23) is rotatably connected to the connecting column (22); the pressing rod (24) is fixed to the pressing plate (23); the pressing rod (24) and the second fixed plate (21) are in sliding fit.
3. The drill press positioning apparatus of claim 2, wherein: A plurality of rolling balls (3) are rotatably connected to the clamping block (19); the rolling balls (3) are located between the clamping block (19) and the sliding groove (110).
4. The drill press positioning apparatus of claim 3, wherein: The rubber block (4) is fixed to the clamping block (19); the rubber block (4) is located between a pair of clamping blocks (19).
5. The drill press positioning apparatus of claim 4, wherein: The elastic cloth (5) is fixed between a pair of clamping blocks (19); the elastic cloth (5) is located between the connecting plate (12) and the sliding groove (110).
6. A drill press positioning apparatus as defined in claim 5, wherein: The first fixed plate (17) is fixed with a scraper (6); the scraper (6) is located between the first fixed plate (17) and the operating table (1); the operating table (1) is provided with a collecting groove (61).