Drilling equipment with limiting structure

Abstract

The utility model relates to the technical field of furniture manufacturing, and discloses drilling equipment with a limiting structure, which comprises a base plate and upright posts, the upright posts are welded on two sides of the top of the base plate, a top plate is fixedly welded between one sides of the tops of the upright posts, two groups of cylinders are mounted in the top plate, and a cross rod is fixed between the bottoms of piston rods of the cylinders. The stand column is sleeved with a sleeve shell, and a spring is welded to the top end of the exterior of the sleeve shell. According to the drilling equipment with the limiting structure, the stand columns are sleeved with the sleeve shells, according to the needed drilling depth, the sleeve shells are shifted along the stand columns on the two sides, inserting blocks can be inserted for positioning by aligning notches and grooves, at the moment, a circular ring and a gasket are fixedly connected with the sleeve shells through springs, and after an air cylinder is started, under the lifting effect of a piston rod, the limiting structure can be fixed to the position of the sleeve shells. Objects such as the cross rod and the drill rod are pushed to approach the plate block on the flat plate, the cross rod can make contact with the gasket in the moving process, the moving distance of the cross rod is limited, and the problem of lack of a limiting structure is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of furniture manufacturing, in particular to drilling equipment with a limiting structure. Background Art

[0002] Furniture refers to the appliances and facilities that people will use in their daily lives, offices, and classrooms. It includes not only sofas, tables, chairs, and benches, but also functional items such as beds, cabinets, and screens. When manufacturing various types of furniture, drilling equipment is often used to pre-drill holes in the joints for subsequent assembly with bolts and screws.

[0003] A drilling device with a limited clamping structure for machine tool processing with reference application number CN202021654606.4 comprises a rotating motor and a magnetic block, a support frame is provided on the left side of the rotating motor, and a water spray pipe is connected to the inside of the support frame, a accommodating barrel is provided at the bottom end of the rotating motor, and a drill bit is connected to the bottom end of the accommodating barrel, a protective cover is provided at the bottom end of the drill bit, and a magnetic block is installed inside the protective cover, a pressing rod is provided at the bottom end of the protective cover, and a telescopic spring is connected to the right side of the pressing rod, a moving groove is provided at the bottom end of the processing table, and a moving column is provided inside the moving groove, a screw cover is connected to the bottom end of the moving column, and a screw rod is provided on the right side of the screw cover, and a stop block is connected to the right side of the screw rod. The drilling device with a limited clamping structure for machine tool processing is provided with a accommodating barrel and a drill bit, which is convenient for users to adjust at any time according to the height of the target object, and can be raised and lowered, thereby improving the practicality of the drilling machine;

[0004] It can be seen that this equipment uses a rotating motor to control a drill bit and other objects to perform drilling operations on the plate below. The lifting and lowering of this drill bit lacks corresponding restrictions. If there is no obstacle, it is very easy to penetrate the plate, which not only affects the assembly effect, but also makes it difficult to lock and reinforce, and it is difficult to ensure accuracy during processing.

[0005] Now, a new type of drilling equipment with a limiting structure is proposed to solve the above problems. Utility Model Content

[0006] The purpose of the utility model is to provide a drilling device with a limiting structure to solve the problem of lack of limiting structure in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a drilling device with a limiting structure, comprising a base plate and a column, columns are welded on both sides of the top of the base plate, and a top plate is fixedly welded between one side of the top of the column, two groups of cylinders are installed inside the top plate, and a cross bar is fixed between the bottoms of the piston rods of the cylinders, a sleeve is sleeved on the outside of the column, and a spring is welded on the top of the outside of the sleeve, a ring is fixedly connected to the top of the spring, and a gasket is fixed around the top of the ring, grooves are provided on both sides of the column, notches are provided on both sides of the inside of the sleeve, and blocks are horizontally inserted in the notches, and a balance bar is fixed between one side of the rear of the sleeve.

[0008] Preferably, the spring is embedded between the circular ring and the casing, and the washer, the circular ring and the casing are all provided with the same circular groove.

[0009] Preferably, the insert block can slide horizontally along the notch, and one side of the insert block is embedded in the groove.

[0010] Preferably, slide rails are respectively provided between the two sides of the front end of the cross bar, a moving block is sleeved between the two ends and the bottom of the outside of the cross bar, and electric wheels are installed on both sides behind the moving block, a main gear is movably connected to the center of the front end of the moving block, and planetary gears are movably connected to the four corners of the front end of the moving block, and mounting sleeves are fixedly connected to the four sides of the main gear, and screws are meshed and connected to the mounting sleeves, a drill rod is inserted in the mounting sleeve, and a bolt is movably connected to the center of the front end of the moving block.

[0011] Preferably, the planetary gears are clamped at the four corners of the main gear, and the drill rod can rotate in situ along with the mounting sleeve.

[0012] Preferably, an active chamber is provided between the front and rear of the inner center of the substrate, and a pull rod is inserted in the active chamber, a flat plate is welded to the rear end of the top of the pull rod, and a screw rod is movably connected between the two sides inside the flat plate, shaft sleeves are sleeved on both sides of the outer side of the screw rod, and a stopper is fixed on the top of the shaft sleeve.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the drilling device with a limiting structure not only limits the movement of the drill bit and realizes the replacement of the drill bit, but also realizes that both the bottom plate and the drill hole can be adjusted;

[0014] (1) A sleeve is sleeved on the outside of the column. According to the required drilling depth, the sleeve is moved along the columns on both sides. When the notch and groove are aligned, the insert block can be inserted for positioning. At this time, the ring and the washer are fixedly connected to the sleeve by the spring. After the cylinder is started, the crossbar and the drill rod can be pushed close to the plate on the flat plate under the lifting action of the piston rod. The two sides of the crossbar will contact the washers during the movement and limit the moving distance of the crossbar, so as to prevent the plate from being damaged due to excessive drilling.

[0015] (2) By sleeve-connecting movable blocks between the two ends and the bottom of the crossbar, drill rods of different diameters are respectively inserted into four sets of mounting sleeves, and then locked with screws. The drill rods can be turned, and the engagement of the main gear with the surrounding planetary gears can limit the rotation of the drill rods. The drill rods are then locked with external bolts. The drilling tools can be replaced in a short time without frequent plugging and unplugging of tools.

[0016] (3) A flat plate is welded to the rear end of the top of the pull rod. The rear of the moving block moves horizontally along the slide rail of the cross bar with the help of the electric wheels on both sides. The plate is placed on the surface of the flat plate. The handle exposed on the side of the screw is rotated to make the sleeves on both sides slide horizontally along the outer wall of the screw. The workpiece to be processed is then fixed. The pull rod embedded in the movable chamber is then pulled to adjust the drilling position in multiple directions such as horizontal and vertical directions. Multiple holes can be drilled according to needs. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0018] Figure 2 This is a schematic diagram of the front cross-sectional structure of the casing of the utility model;

[0019] Figure 3 This is a schematic diagram of the front cross-sectional structure of the moving block of the utility model;

[0020] Figure 4 It is a schematic diagram of the front cross-sectional structure of the flat plate of the present utility model.

[0021] In the figure: 1, base plate; 2, column; 3, sleeve; 4, spring; 5, ring; 6, top plate; 7, cylinder; 8, cross bar; 9, slide rail; 10, moving block; 11, groove; 12, gasket; 13, plug block; 14, balance bar; 15, plate; 16, screw rod; 17, stopper; 18, pull rod; 19, movable chamber; 20, bolt; 21, notch; 22, drill rod; 23, mounting sleeve; 24, screw; 25, planetary gear; 26, electric wheel; 27, main gear; 28, bushing. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Example 1: Please refer to Figure 1-4, a drilling device with a limiting structure, including a base plate 1 and a column 2, columns 2 are welded on both sides of the top of the base plate 1, and a top plate 6 is fixedly welded between one side of the top of the column 2, two groups of cylinders 7 are installed inside the top plate 6, and a cross bar 8 is fixed between the bottoms of the piston rods of the cylinders 7, a sleeve 3 is sleeved on the outside of the column 2, and a spring 4 is welded on the top of the outside of the sleeve 3, a ring 5 is fixedly connected to the top of the spring 4, and a gasket 12 is fixed around the top of the ring 5, grooves 11 are provided on both sides of the column 2, notches 21 are provided on both sides of the inside of the sleeve 3, and an insert 13 is horizontally inserted in the notch 21, and a balance bar 14 is fixed between one side of the rear of the sleeve 3;

[0024] The spring 4 is embedded between the ring 5 and the casing 3. The washer 12, the ring 5 and the casing 3 are all provided with the same circular groove. The insert 13 can slide horizontally along the notch 21. One side of the insert 13 is embedded in the groove 11.

[0025] Specifically, Figure 1 and Figure 2 As shown, according to the required drilling depth, the housing 3 is moved along the columns 2 on both sides, and the insert block 13 can be inserted to position it by aligning the notch 21 and the groove 11. At this time, the ring 5 and the gasket 12 are fixedly connected to the housing 3 through the spring 4. After the cylinder 7 is started, the cross bar 8 and the drill rod 22 can be pushed close to the plate on the flat plate 15 under the lifting action of the piston rod, and the two sides of the cross bar 8 will contact the gasket 12 during the movement and limit the moving distance of the cross bar 8.

[0026] Embodiment 2: Slide rails 9 are respectively arranged between the two sides of the front end of the cross bar 8, a moving block 10 is sleeved between the two ends and the bottom of the outside of the cross bar 8, and electric wheels 26 are installed on both sides of the rear of the moving block 10, a main gear 27 is movably connected to the center of the front end of the moving block 10, and planetary gears 25 are movably connected to the four corners of the front end of the moving block 10, and the four sides of the main gear 27 are fixedly connected to the mounting sleeve 23, and the mounting sleeve 23 is meshed with screws 24, a drill rod 22 is inserted in the mounting sleeve 23, a bolt 20 is movably connected to the center of the front end of the moving block 10, the planetary gears 25 are clamped at the four corners of the main gear 27, and the drill rod 22 can rotate in situ with the mounting sleeve 23;

[0027] Specifically, Figure 1 and Figure 3 As shown, drill rods 22 of different diameters are respectively inserted into four sets of mounting sleeves 23, and then locked with screws 24. The drill rod 22 can be turned, and the rotation of the drill rod 22 can be limited by the engagement of the main gear 27 with the surrounding planetary gears 25. Finally, it is locked with external bolts 20, and the drilling equipment can be replaced in a short time.

[0028] Embodiment 3: An active chamber 19 is provided between the front and rear of the center of the substrate 1, and a pull rod 18 is inserted in the active chamber 19. A flat plate 15 is welded to the rear end of the top of the pull rod 18, and a screw rod 16 is movably connected between the two sides inside the flat plate 15. Both sides of the screw rod 16 are sleeved with shaft sleeves 28, and a stopper 17 is fixed to the top of the shaft sleeve 28;

[0029] Specifically, Figure 1 and Figure 4 As shown, the rear of the moving block 10 translates along the slide rail 9 of the cross bar 8 by means of the electric wheels 26 on both sides, and the plate is placed on the surface of the flat plate 15. The handle exposed on the side of the screw rod 16 is rotated to make the sleeves 28 on both sides slide horizontally along the outer wall of the screw rod 16, thereby completing the fixation of the object to be processed, and then pulling the pull rod 18 embedded in the movable chamber 19 to adjust the drilling position in multiple directions such as horizontal and vertical directions.

[0030] Working principle: When the utility model is used, firstly, the drill rods 22 of different diameters are respectively inserted into the four sets of mounting sleeves 23, and then the screws 24 are used to lock them. The drill rods 22 can be turned, and the engagement of the main gear 27 with the surrounding planetary gears 25 can limit the rotation of the drill rods 22. Finally, the external bolts 20 are used to lock it. The drilling tools can be replaced in a short time, and the rear of the moving block 10 is translated along the slide rails 9 of the cross bar 8 by the electric wheels 26 on both sides, and the plate is placed on the surface of the flat plate 15. The rotary handle exposed on the side of the screw rod 16 is rotated, so that the sleeves 28 on both sides slide horizontally along the outer wall of the screw rod 16, and then the object to be processed is completed. By pulling the pull rod 18 embedded in the movable chamber 19, the drilling position can be adjusted in multiple directions such as horizontal and vertical directions. According to the required drilling depth in advance, the casing 3 is moved along the columns 2 on both sides, and the insert block 13 can be inserted and positioned by aligning the notch 21 and the groove 11. At this time, the ring 5 and the gasket 12 are fixedly connected to the casing 3 through the spring 4. After the cylinder 7 is started, the cross bar 8 and the drill rod 22 can be pushed close to the plate on the flat plate 15 under the lifting action of the piston rod, and the two sides of the cross bar 8 will contact the gasket 12 during the movement and limit the moving distance of the cross bar 8 to prevent excessive drilling and damage to the plate.

[0031] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A drilling device with a limiting structure, comprising a base plate (1) and a column (2), characterized in that: Both sides of the top of the base plate (1) are welded with columns (2), and a top plate (6) is fixedly welded between one side of the top of the column (2), two groups of cylinders (7) are installed inside the top plate (6), and a cross bar (8) is fixed between the bottoms of the piston rods of the cylinders (7), the outside of the column (2) is sleeved with a casing (3), and a spring (4) is welded to the top of the outside of the casing (3), the top of the spring (4) is fixedly connected with a ring (5), and a gasket (12) is fixed around the top of the ring (5), both sides of the column (2) are provided with grooves (11), both sides of the inside of the casing (3) are provided with notches (21), and an insert (13) is horizontally inserted in the notch (21), and a balance rod (14) is fixed between one side of the rear of the casing (3).

2. The drilling device with a limiting structure according to claim 1, characterized in that: The spring (4) is embedded between the circular ring (5) and the casing (3), and the washer (12), the circular ring (5) and the casing (3) are all provided with the same circular groove inside.

3. The drilling device with a limiting structure according to claim 1, characterized in that: The insert block (13) can slide horizontally along the notch (21), and one side of the insert block (13) is embedded in the groove (11).

4. The drilling device with a limiting structure according to claim 1, characterized in that: Slide rails (9) are respectively arranged between the two sides of the front end of the cross bar (8), a moving block (10) is sleeved between the two ends and the bottom of the outside of the cross bar (8), and electric wheels (26) are installed on both sides of the rear of the moving block (10), a main gear (27) is movably connected at the center of the front end of the moving block (10), and planetary gears (25) are movably connected at the four corners of the front end of the moving block (10), and the four sides of the main gear (27) are fixedly connected with mounting sleeves (23), and the mounting sleeves (23) are meshed with screws (24), a drill rod (22) is inserted in the mounting sleeve (23), and a bolt (20) is movably connected at the center of the front end of the moving block (10).

5. The drilling device with a limiting structure according to claim 4, characterized in that: The planetary gears (25) are clamped at the four corners of the main gear (27), and the drill rod (22) can rotate in situ along with the mounting sleeve (23).

6. The drilling equipment with a limiting structure according to claim 1, characterized in that: An active chamber (19) is provided between the front and rear of the center of the base plate (1), and a pull rod (18) is inserted in the active chamber (19). A flat plate (15) is welded to the rear end of the top of the pull rod (18), and a screw rod (16) is movably connected between the two sides inside the flat plate (15). Both sides of the outside of the screw rod (16) are sleeved with shaft sleeves (28), and a stopper (17) is fixed to the top of the shaft sleeve (28).

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