CN210967085U

CN210967085U - Plastic mould drilling equipment convenient to installation drill bit

Info

Publication number: CN210967085U
Application number: CN201921802281.7U
Authority: CN
Inventors: 张海生; 黄图才; 韩瑞
Original assignee: Shenzhen Princeton Mould Plastic Co ltd
Current assignee: Shenzhen Princeton Mould Plastic Co ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-07-10
Anticipated expiration: 2029-10-24

Abstract

The utility model relates to a plastic mould processing field discloses a plastic mould drilling equipment convenient to installation drill bit, has solved the drill bit and has changed inconvenient problem, and its technical scheme main points a plastic mould drilling equipment convenient to installation drill bit, including drilling mechanism, drilling mechanism still includes the drill bit seat, and the drill bit seat is from up still having opened the storage tank down, and the storage tank is inside still to be equipped with clamping mechanism, has reached can be swift, the convenient drill bit of getting in exchange.

Description

Plastic mould drilling equipment convenient to installation drill bit

Technical Field

The utility model relates to a plastic mould processing field, in particular to plastic mould drilling equipment convenient to installation drill bit.

Background

The drilling machine is a machine tool which mainly uses a drill to machine a hole on a workpiece. Typically the drill bit is rotated into a primary motion and the drill bit is moved axially into a feed motion. The drilling machine is simple in structure, relatively low in machining precision, capable of drilling through holes and blind holes, replacing special cutters, and capable of expanding, reaming or tapping and the like. In the machining process, the workpiece is fixed, the cutter moves, the center of the cutter is aligned with the center of the hole, and the cutter rotates. The drilling machine is characterized in that a workpiece is fixed, a cutter rotates and feeds along the direction of a main shaft, and the operation can be manual or motor-driven.

The utility model discloses a drilling equipment is used in mould processing is disclosed in the utility model discloses a grant notice No. CN209407472U, the on-line screen storage device comprises a base, the support column is all installed to four corners on the base upper surface, and the bottom at the roof is installed to the other end of support column, the pneumatic cylinder is still installed to the top central point department of putting of roof, the bottom of pneumatic cylinder is provided with hydraulic telescoping rod, hydraulic telescoping's the other end passes first through-hole and is connected with first connecting plate, first connecting plate passes through the connecting rod and is connected with the fixed plate, gear motor is installed at the top of fixed plate, last output shaft of gear motor passes through-hole and coupling joint, the shaft coupling below is provided with drilling mechanism, the utility model provides a current drilling equipment is used in mould processing when punching to the guide hole on the.

However, in this utility model, be interference fit between the inner wall of gear and the outer wall of drill bit, when needs dismantle the drill bit, need slowly to knock the drill bit lower extreme and take off it, dismantle inconveniently.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a plastic mould drilling equipment convenient to installation drill bit makes the drill bit convenient and fast when installation, dismantlement.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a plastic mould drilling equipment convenient to installation drill bit, includes drilling mechanism, drilling mechanism still includes the drill bit seat, the drill bit seat is from up still having opened the storage tank down, the inside clamping mechanism that still is equipped with of storage tank.

By adopting the technical scheme, the drill bit is fixedly installed in the drill bit seat through the clamping mechanism, and then the drill bit is replaced through the tightness of the clamping mechanism, so that the aims of rapidness and convenience in replacing the drill bit are fulfilled.

The utility model discloses further set up to: the clamping mechanism further comprises a pressing plate located in the accommodating groove, limiting assemblies are arranged on two sides of the pressing plate, two clamping plates are hinged to the lower surface of the pressing plate, limiting holes are formed in the upper end of the accommodating groove, the limiting assemblies are clamped in the limiting holes, the inner walls of the clamping plates tightly clamp the upper end of the drill bit, and the inner wall of the accommodating groove is pressed to be tightly attached to the outer wall of the clamping plate.

By adopting the technical scheme, when the drill bit abuts against the clamping mechanism and moves upwards in the drill bit seat, the inner wall of the drill bit seat abuts against the clamping plate, so that the two clamping plates rotate oppositely to clamp the drill bit, and the effect of automatically clamping the drill bit by the clamping plates is realized.

The utility model discloses further set up to: the lower end of the clamping plate is provided with a limiting strip, and a strip-shaped groove spliced and matched with the limiting strip is formed in the position, close to the top surface, of the drill bit.

Through adopting above-mentioned technical scheme, when splint cliied the drill bit, the drill bit had the trend of removal in addition in vertical direction, set up spacing at the splint lower extreme this moment to be provided with the bar groove that corresponds with spacing at the drill bit upper end, restricted the ascending removal of drill bit vertical direction through the joint in spacing and bar groove, make the drill bit installation more firm.

The utility model discloses further set up to: the inner side surface of the containing groove is symmetrically provided with sliding grooves, the sliding grooves extend along the length direction of the containing groove, and the limiting assemblies are inserted in the sliding grooves.

Through adopting above-mentioned technical scheme, in spacing chunk inserted the spout, make and press from both sides tight structure and reciprocate along the spout, rotation on the horizontal plane when can restrict clamping mechanism and remove simultaneously to guide effect through the spout makes the stopper can directly slide in spacing hole, makes when the installation drill bit more swift, convenient.

The utility model discloses further set up to: the limiting assembly further comprises a limiting block and an elastic piece, the limiting block is connected with the abutting plate through the elastic piece, and the inner wall of the sliding groove abuts against the limiting block to enable the elastic piece to be in a compressed state.

Through adopting above-mentioned technical scheme, when clamping mechanism is in the storage tank lower extreme, the inner wall of spout supports presses the stopper and makes the elastic component be compression state, when clamping mechanism slided to spacing hole along the spout, the elastic component resumes former length, promotes the joint of stopper and spacing hole, fixes clamping mechanism in the mounting box to restriction clamping mechanism is the ascending displacement in the vertical side, makes the drill bit installation more firm, has realized the effect of automatic joint, makes the change of drill bit more convenient.

The utility model discloses further set up to: and a push rod horizontally penetrating through the drill bit seat is further arranged in the limiting hole.

Through adopting above-mentioned technical scheme, when needing to be changed the drill bit, promote the push rod in opposite directions and support and press the stopper, make the elastic component get back to the compression state, can stir the drill bit downwards, take off it, make the change drill bit more convenient.

The utility model discloses further set up to: the diameters of the two ends of the push rod are larger than the inner diameter of the through hole.

Through adopting above-mentioned technical scheme, the diameter at push rod both ends is greater than the internal diameter of through-hole, makes the push rod remove and can not break away from the through-hole in the through-hole, and it is more convenient when getting the drill bit to make.

The utility model discloses further set up to: the lower end of the accommodating groove is an inclined plane, and the inclined plane is arranged in a converging mode from bottom to top towards the center.

Through adopting above-mentioned technical scheme, when pulling the drill bit to the lower extreme of storage tank, set up the lower extreme of storage tank into the inclined plane, make splint have the space of opening, make the trade of drill bit more swift.

To sum up, the utility model discloses following beneficial effect has: when the drill bit is to be installed, the upper surface of the drill bit aligns to the lower surface of the pressing plate and pushes the drill bit upwards, so that the clamping mechanism slides along the sliding groove, and meanwhile, due to the pressing effect of the inner wall of the installation box on the clamping plate, the clamping plate rotates around the pressing plate and clamps the drill bit. When the clamping mechanism slides to the position of the limiting hole along the sliding groove, the elastic part restores the original shape, the limiting block is pushed to be clamped into the limiting hole, the limiting block pushes the push rod to move outwards, and the clamping mechanism is limited under the action of the limiting block.

When the drill bit is to be taken down, the push rod on the outer wall of the mounting box is pressed, the push rod abuts against the limiting block and enables the elastic piece to return to a compression state, the drill bit is pulled downwards at the same time, the clamping mechanism slides downwards, and when the clamping mechanism slides at the opening of the mounting box, the clamping plate can be opened and the drill bit is taken down.

Drawings

Fig. 1 is a schematic overall structure diagram of the drilling apparatus of the present embodiment;

FIG. 2 is a schematic view of the drill bit after it has been installed and stabilized;

FIG. 3 is a schematic view of the clamping mechanism;

FIG. 4 is a schematic view of the bit as installed;

fig. 5 is a schematic structural view of fig. 4 embodying a cavity at a.

Reference numerals: 1. a base; 11. a die limiting mechanism; 111. a work table; 112. a fixed block; 113. limiting the clamp; 2. a support pillar; 3. a top plate; 4. a hydraulic cylinder; 41. a telescopic rod; 5. a motor case; 6. a motor; 7. a drilling mechanism; 71. a gear shaft; 72. a driving gear; 73. a driven gear; 74. a bit seat; 741. mounting a box; 7411. a bevel; 7412. a chute; 7413. a limiting hole; 7413-1, a limit bump; 7413-2, a push rod; 7413-3, a through hole; 7414. a containing groove; 742. a clamping mechanism; 7421. pressing the plate; 7422. a splint; 7422-1, a spacing strip; 7423. a limiting component; 7423-1, lugs; 7423-2, an elastic member; 7423-3, a limiting block; 7423-4, a cavity; 75. a connecting plate; 751. a bearing; 752. a guide lug; 753. a guide bar; 8. a drill bit; 81. a strip-shaped groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to the attached drawing 1, the plastic mold drilling equipment convenient for drill bit installation comprises a base 1, wherein the base 1 is a square plate, vertical support columns 2 are upwards fixed at four corners of the upper surface of the base 1, a top plate 3 is horizontally arranged at the upper ends of the support columns 2, and the bottom surface of the top plate 3 is fixedly connected with the support columns 2. And still be equipped with mould stop gear 11 on base 1 upper surface, mould stop gear 11 is including the workstation 111 of cuboid form and the fixed block 112 of workstation 111 length direction both sides upwards extension, and fixed block 112 symmetry sets up, and still is equipped with horizontal spacing anchor clamps 113 in the opposite side of fixed block 112.

Meanwhile, a hydraulic cylinder 4 is arranged at the center of the top plate 3, and an expansion rod 41 of the hydraulic cylinder 4 vertically penetrates out of the top plate 3 downwards.

The lower extreme fixedly connected with motor case 5 of telescopic link 41, the inside cavity setting of motor case 5, and still be provided with motor 6 in the inside of motor case 5 to be equipped with gear shaft 71 on the motor 6 and wear out motor case 5 vertically down.

Further, a drilling mechanism 7 is fixedly connected to a lower end of the gear shaft 71.

The drilling mechanism 7 includes a vertical gear shaft 71, and the gear shaft 71 is coaxially fixed to the driving gear 72 at a position near a lower end thereof, where the gear shaft 71 penetrates the center of the driving gear 72.

The lowest end of the gear shaft 71 is horizontally provided with a connecting plate 75, bearings 751 with vertical axes are respectively arranged at the center position and the four corners of the connecting plate 75, and the bearings 751 are uniformly distributed by taking the gear shaft 71 as the axes. Guide lugs 752 extend from two vertical side surfaces of the connecting plate 75 in the length direction in a back-to-back manner, a vertical guide rod 753 is inserted into the center of the guide lugs 752, and the guide rod 753 is fixedly connected to the bottom surface of the top plate 3 upward from a position adjacent to the upper side of the die limiting mechanism 11, so that the connecting plate 75 can only move in the vertical direction and cannot horizontally rotate.

Meanwhile, a driven gear 73 is arranged right above each bearing 751, four driven gears 73 are uniformly distributed around the axis of the driving gear 72 on the same horizontal plane of the driving gear 72, and the four driven gears 73 are meshed with the driving gear 72. A vertical drill bit seat 74 penetrating through the driven gear 73 is arranged at the center of each driven gear 73, the drill bit seat 74 is fixedly connected with the driven gear 73, and the drill bit seat 74 is fixedly connected with the connecting plate 75 through a bearing 751.

The connecting plate 75 is used for driving the motor box 5 to move up and down through the up-and-down movement of the telescopic rod 41, meanwhile, the gear shaft 71 drives the connecting plate 75 to move up and down, and then the connecting plate 75 drives the drill bit seat 74 to move up and down. Movement of the drill bit 8 in the vertical direction is achieved.

Referring to fig. 2, bit seat 74 includes a mounting box 741 and a clamping mechanism 742 disposed within mounting box 741.

The mounting box 741 is cylindrical, and has a receiving groove 7414 from bottom to top, the lower end of the receiving groove 7414 is provided with an inclined plane 7411, and the inclined plane 7411 is converging from bottom to top towards the center. Meanwhile, the accommodating groove 7414 is symmetrically provided with vertical sliding grooves 7412, and the sliding grooves 7412 extend from the upper end of the accommodating groove 7414 close to the inclined surface 7411 to the top surface of the accommodating groove 7414.

In addition, the upper ends of the two sliding grooves 7412 are provided with limiting holes 7413, the two limiting holes 7413 horizontally penetrate through the mounting box 741 along the radial direction of the mounting box 741, the outer side of the limiting hole 7413 on the outer wall of the mounting box 741 is correspondingly provided with a limiting bump 7413-1, and the central position of the limiting bump 7413-1 is provided with a through hole 7413-3. Meanwhile, push rods 7413-2 are inserted in the centers of the limiting holes 7413 and the through holes 7413-3, the push rods 7413-2 can horizontally slide in the limiting holes 7413 and the through holes 7413-3, and the diameters of the two ends of the push rods 7413-2 are larger than the inner diameter of the through holes 7413-3.

In addition, referring to fig. 3 and 5, the clamping mechanism 742 includes a horizontally disposed pressing plate 7421, clamping plates 7422 are symmetrically disposed on the lower surface edge of the pressing plate 7421, and the clamping plates 7422 and the pressing plate 7421 are hinged to each other.

The pressing plate 7421 is a horizontal circular plate, the vertical edge of the pressing plate 7421 is tightly attached to the vertical surface of the accommodating groove 7414, the limiting component 7423 comprises two lugs 7423-1 symmetrically extending from the vertical side surface of the pressing plate 7421 in the opposite direction, a cavity 7423-4 is arranged in the lug 7423-1, an elastic component 7423-2 is horizontally arranged in the vertical inner wall of the cavity 7423-4 close to the center of the pressing plate 7421, the other end of the elastic component 7423-2 is fixedly connected with a limiting block 7423-3, and the limiting block 7423-3 radially extends outwards along the pressing plate 7421 and penetrates out of the side surface of the pressing plate 7421.

The clamping plates 7422 are in the shape of circular arc sheets, the clamping plates 7422 are hinged on the lower surface of the pressing plate 7421, the hinging rotating shafts of the clamping plates 7422 and the pressing plate 7421 are arranged below the lugs 7423-1 in parallel, a plurality of limiting strips 7422-1 are arranged at the lower end positions of the two clamping plates 7422, the number of the limiting strips 7422-1 is determined according to the actual situation, the number of the limiting strips 7422-1 is two, the limiting strips 7422-1 extend oppositely on the clamping plates 7422, and the limiting strips 7422-1 are uniformly arranged along the length direction of the clamping plates 7422.

Referring to fig. 4 and 5, the clamping mechanism 742 is mounted in the receiving groove 7414 of the mounting box 741, where the clamping mechanism 742 is located at the bottom of the receiving groove 7414 in an open state.

The clamping mechanism 742 is clamped with the sliding groove 7412 on the accommodating groove 7414 through the limiting block 7423-3 and is mounted inside the mounting box 741, and the clamping mechanism 742 can slide up and down along the sliding groove 7412. At this time, the elastic member 7423-2 is in a compressed state due to the pressing action of the side wall of the sliding groove 7412 against the stopper 7423-3.

In addition, a strip-shaped groove 81 corresponding to the limiting strip 7422-1 is formed in the side surface, close to the top surface, of the drill 8, the drill 8 rotates through the clamping plate 7422 to clamp the limiting strip 7422-1 into the strip-shaped groove 81, and the drill 8 is fixedly installed in the installation box 741.

The working principle of the embodiment is as follows:

when the drill 8 is to be installed, the upper surface of the drill 8 is aligned with the lower surface of the pressing plate 7421, and the drill 8 is pushed upward, so that the clamping mechanism 742 slides along the sliding groove 7412, and at the same time, the clamping plate 7422 rotates around the pressing plate 7421 due to the pressing action of the side wall of the accommodating groove 7414 against the clamping plate 7422, and the drill 8 is clamped. When the clamping mechanism 742 slides to the position of the limiting hole 7413 along the sliding slot 7412, the elastic member 7423-2 restores the original shape and pushes the limiting block 7423-3 to clip into the limiting hole 7413, and meanwhile, the limiting block 7423-3 pushes the push rod 7412-2 to move outwards, so that the clamping mechanism 742 is limited by the limiting block 7423-3.

When the drill bit 8 is to be removed, the push rod 7412-2 on the outer wall of the mounting box 741 is pressed, the push rod 7412-2 presses the limiting block 7423-3 to compress the elastic element 7423-2, and the drill bit 8 is pulled downwards to slide the clamping mechanism 742 downwards, so that the clamping plate 7422 can be opened and the drill bit 8 can be removed when the clamping mechanism 742 slides at the opening of the mounting box 741.

Through the scheme, the drill bit 8 can be quickly and conveniently replaced.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a plastic mould drilling equipment convenient to installation drill bit, includes drilling mechanism (7), its characterized in that, drilling mechanism (7) still include drill bit seat (74), drill bit seat (74) are from down up still opened storage tank (7414), the inside clamping mechanism (742) that still is equipped with clamping bit (8) of storage tank (7414).

2. The plastic mold drilling equipment convenient for installing the drill bit according to claim 1, wherein the clamping mechanism (742) comprises a pressing plate (7421) located in the accommodating groove (7414), limiting assemblies (7423) are arranged on two sides of the pressing plate (7421), two clamping plates (7422) are hinged to two sides of the lower surface of the pressing plate (7421), a limiting hole (7413) is further formed in the upper end position of the accommodating groove (7414), the limiting assemblies (7423) are clamped with the limiting hole (7413), two upper ends of the drill bit (8) are tightly clamped by the inner wall of the clamping plate (7422), and the outer wall of the clamping plate (7422) is tightly pressed by the inner wall of the accommodating groove (7414).

3. The plastic mold drilling equipment convenient for installing the drill bit as claimed in claim 2, wherein a limiting strip (7422-1) is arranged at the lower end of the clamping plate (7422), and a strip-shaped groove (81) in splicing fit with the limiting strip (7422-1) is arranged at the position, close to the top surface, of the drill bit (8).

4. The plastic mold drilling equipment convenient for installing the drill bit as claimed in claim 2, wherein sliding grooves (7412) are symmetrically formed on the inner side surface of the accommodating groove (7414), the sliding grooves (7412) extend along the length direction of the accommodating groove (7414), and the limiting component (7423) is inserted into the sliding grooves (7412).

5. The plastic mold drilling equipment convenient for installing the drill bit as claimed in claim 4, wherein the limiting component (7423) further comprises a limiting block (7423-3) and an elastic member (7423-2), the limiting block (7423-3) is connected with the pressing plate (7421) through the elastic member (7423-2), and the inner wall of the sliding groove (7412) presses the limiting block (7423-3) to enable the elastic member (7423-2) to be in a compressed state.

6. The plastic mold drilling equipment convenient for installing a drill bit as claimed in claim 2, wherein a push rod (7413-2) penetrating out of the drill bit seat (74) is inserted into the limiting hole (7413).

7. The plastic mold drilling apparatus convenient for installing a drill according to claim 6, wherein the diameter of both ends of the push rod (7413-2) is larger than the inner diameter of the through hole (7413-3).

8. The plastic mold drilling equipment convenient for installing a drill bit as claimed in claim 1, wherein the lower end of the containing groove (7414) is provided with a slope (7411), and the slope (7411) converges from bottom to top towards the center.