CN220971566U

CN220971566U - Piston rod drilling tool for hydraulic cylinder

Info

Publication number: CN220971566U
Application number: CN202322597413.XU
Authority: CN
Inventors: 谢向荣
Original assignee: Changzhou Chaoshun High Pressure Oil Cylinder Co ltd
Current assignee: Changzhou Chaoshun High Pressure Oil Cylinder Co ltd
Priority date: 2023-09-25
Filing date: 2023-09-25
Publication date: 2024-05-17
Anticipated expiration: 2033-09-25

Abstract

The utility model relates to the technical field of piston rod drilling, and discloses a piston rod drilling tool for a hydraulic cylinder, which comprises a bakelite plate, wherein a plurality of second embedded grooves and a plurality of first embedded grooves are formed in the top of the bakelite plate, supporting blocks with V-shaped groove structures are inserted into the two second embedded grooves, a third embedded groove is formed in the top of the bakelite plate, and a stop block with a stepped structure is inserted into the top of the third embedded groove. According to the utility model, the height of the stop block is adjusted to a proper position through the adjusting component, the ladder of the stop block is attached to the end part of the piston rod, then the piston rod is extruded through the power component, so that the piston rod is clamped, and the cylinder mounting block and the supporting block are respectively inserted into the first embedding groove and the second embedding groove through the insertion and extraction of the cylinder mounting block and the supporting block, so that the adjustment is completed, the piston rods with different lengths are clamped and drilled conveniently, the use is wider, and the convenience of the device is improved.

Description

Piston rod drilling tool for hydraulic cylinder

Technical Field

The utility model relates to the technical field of piston rod drilling, in particular to a piston rod drilling tool for a hydraulic cylinder.

Background

The hydraulic cylinder is a hydraulic actuating element which converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging motion), has simple structure and reliable work, can avoid a speed reducing device when being used for realizing reciprocating motion, has no transmission clearance and stable motion, and is widely applied to hydraulic systems of various machines.

The output force of the hydraulic cylinder is in direct proportion to the effective area of the piston and the pressure difference between two sides of the effective area of the piston; the hydraulic cylinder basically consists of a cylinder barrel, a cylinder cover, a piston rod, a sealing device, a buffer device and an exhaust device. The piston rod is generally a round rod, and in order to achieve a specific function, the piston rod is required to be radially provided with round holes, and when the round holes are processed on the piston rod, the round holes are required to be clamped and fixed, and then a drill bit is used for finding points and drilling holes.

Through searching, chinese patent with publication number CN212350486U discloses a hydraulic cylinder piston rod drilling tool structure, which comprises a drilling die sleeve, a cylinder, a positioning stop block and a positioning block; the rear fixed connection of drill jig cover is on the drill jig cover connecting block, and drill jig cover connecting block fixed connection is on the upper surface of workstation, nevertheless still has following defect, and current frock adopts the mode that both ends are pressed from both sides tightly to be fixed, and its fixed when locating the position of dog connecting block, leads to its frock to only can carry out the drilling processing of coplanar to the piston rod of same length, and the range of application is less, consequently, proposes the drilling frock of a new construction.

Disclosure of utility model

In order to overcome the defects in the prior art, the utility model provides a piston rod drilling tool for a hydraulic cylinder, which aims to solve the problems in the prior art.

The utility model provides the following technical scheme: the utility model provides a piston rod drilling frock for hydraulic cylinder, includes the bakelite plate, a plurality of embedded grooves II and a plurality of embedded groove I have been seted up at the top of bakelite plate, and it has the supporting shoe that the top was equipped with V groove structure to peg graft in two embedded grooves II, embedded groove III has been seted up at the top of bakelite plate, peg graft in the embedded groove III and have the dog that the top set up ladder structure, make the ladder support and block the one end of piston rod, the both sides of dog are equipped with the adjusting part that makes its height obtain adjusting part, keep away the position groove has been seted up to one side of dog, one of them be equipped with in the embedded groove I and extrude the piston rod and make it hug closely the power pack who attaches at the dog lateral wall, the top fixedly connected with mounting bracket of bakelite plate is equipped with in the mounting bracket and carries out extruded compressing tightly subassembly to the piston rod.

As a further scheme of the utility model, the adjusting component is two mounting lugs which are fixedly connected to two sides of the stop block in an opposite mode, threaded holes are formed in the mounting lugs, screws are connected in the threaded holes in a threaded mode, the bottom ends of the screws are rotatably connected with pressing plates, and the top of the bakelite plate is provided with a measuring component for judging the height of the stop block.

As a further scheme of the utility model, the measuring component is a pointer, the pointer is fixedly connected to the top of the bakelite plate, and a plurality of scale marks are arranged on one side of the stop block, so that the needle tip of the pointer is aligned to the scale marks.

As a further scheme of the utility model, the power assembly is an air cylinder mounting block, the air cylinder mounting block is embedded in one of the embedded grooves I, and one side of the air cylinder mounting block is fixedly connected with a guide rod air cylinder, so that the guide rod air cylinder extrudes the end part of the piston rod.

As a further scheme of the utility model, the two sides of the cylinder mounting block and the two supporting blocks are respectively provided with a lifting groove, and the lifting grooves are of an inward concave arc-shaped structure.

As a further proposal of the utility model, the inner walls of the bottoms of the first embedded groove and the second embedded groove extend inwards to form a return table, and respectively block and support the cylinder mounting block and the supporting block.

As a further scheme of the utility model, the pressing component is two positioning rods, the positioning rods are inserted into the top of the mounting frame, the bottom ends of the positioning rods penetrate through the mounting frame and are fixedly connected with the pressing frame, the bottom of the pressing frame is fixedly connected with a plurality of springs II, the bottom ends of the springs II are fixedly connected with a pressing table for pressing the piston rod, one sides of the two positioning rods are respectively sleeved with a spring I, and two ends of the spring I are respectively fixed with the positioning rods and the mounting frame.

The utility model has the technical effects and advantages that:

1. According to the utility model, through the matched use of the supporting block and the stop block, the height of the stop block is adjusted to a proper position through the adjusting component, the ladder of the stop block is attached to the end part of the piston rod, and then the piston rod is extruded through the power component, so that the piston rod is clamped, and the cylinder mounting block and the supporting block can be inserted into different first embedded grooves and second embedded grooves respectively through inserting and pulling the cylinder mounting block and the supporting block, so that the adjustment is completed, the clamping and drilling of the piston rods with different lengths are facilitated, the use is wider, and the convenience of the device is improved.

2. According to the utility model, the adjusting component is arranged, the screw rotates and moves downwards, and meanwhile, the pressing plate and the bakelite plate are in a contact state, so that the screw drives the stop block to move upwards to a proper position along the slot hole direction of the embedded groove III, the position adjustment of the stop block is completed, and the stop block can be supported and blocked according to piston rods with different thicknesses.

3. According to the utility model, the pressing component is arranged, the main shaft of the vertical drilling machine is pressed downwards to be in contact with the pressing frame, the pressing frame is forced to drive the positioning rod to move downwards along the axial direction of the positioning rod, the pressing frame moves downwards to enable the second spring to drive the pressing table to move downwards to be in contact with the piston rod to press the piston rod, and the pressing table and the piston rod are pressed firmly through the reaction force generated by the second spring, so that the piston rod is pressed firmly further while drilling.

Drawings

FIG. 1 is a right side perspective view of the present utility model.

Fig. 2 is a schematic view of the left-hand three-dimensional structure of the present utility model.

Fig. 3 is a schematic cross-sectional structure of the bakelite plate according to the present utility model.

Fig. 4 is a partially exploded view of the present utility model.

Fig. 5 is an enlarged schematic view of the portion a of the present utility model.

Fig. 6 is an enlarged schematic view of the press table according to the present utility model.

The reference numerals are: 1. a bakelite plate; 2. a support block; 3. a mounting frame; 4. a stop block; 5. a cylinder mounting block; 6. a guide rod cylinder; 7. a pulling groove; 8. an embedding groove I; 9. a return-type table; 10. embedding a second groove; 11. a clearance groove; 12. an embedding groove III; 13. a pressing plate; 14. a mounting ear; 15. a screw; 16. scale marks; 17. a pointer; 18. a first spring; 19. a positioning rod; 20. a pressing frame; 21. a second spring; 22. and (5) pressing the platform.

Detailed Description

The embodiments of the present utility model will be described more fully hereinafter with reference to the accompanying drawings, in which the embodiments of the present utility model are shown by way of illustration only, and the utility model is not limited to the embodiments of the present utility model, but other embodiments of the present utility model will be apparent to those skilled in the art without making any inventive effort.

Referring to fig. 1-6, the utility model provides a piston rod drilling tool for a hydraulic cylinder, which comprises a bakelite plate 1, wherein a plurality of second embedded grooves 10 and a plurality of first embedded grooves 8 are formed in the top of the bakelite plate 1, a supporting block 2 with a V-shaped groove structure is inserted in the two second embedded grooves 10, a third embedded groove 12 is formed in the top of the bakelite plate 1, a stop block 4 with a ladder structure is inserted in the third embedded groove 12, one end of the piston rod is supported and blocked by the ladder, adjusting components for adjusting the height of the stop block 4 are arranged on two sides of the stop block 4, a clearance groove 11 is formed on one side of the stop block 4, a power component for extruding the piston rod and tightly attaching the piston rod on the side wall of the stop block 4 is arranged in one of the first embedded grooves 8, a mounting frame 3 is fixed on the top of the bakelite plate 1 through bolts, a compression component for extruding the piston rod is arranged in the mounting frame 3, when in use, the bakelite plate 1 is fixed on the working table of the vertical drilling machine, then the piston rods are placed in the V-shaped grooves at the tops of the two supporting blocks 2, so that the bakelite plate is supported, then the height of the stop block 4 is adjusted to a proper position through the adjusting component, the steps of the stop block 4 are attached to the end parts of the piston rods, then the piston rods are extruded through the power component, so that the piston rods are clamped, then the main shafts of the vertical drilling machine are pressed down to drill, the drill bit of the bakelite plate is in drilling operation, meanwhile, the main shafts of the vertical drilling machine are pressed down to be in contact with the pressing component, the piston rods are pressed down to be further fixed through the pressing component, when the piston rods with different lengths are required to be drilled, the cylinder mounting blocks 5 and the supporting blocks 2 can be inserted and pulled out, the cylinder mounting block 5 and the supporting block 2 are respectively inserted into the first embedding groove 8 and the second embedding groove 10, so that adjustment is finished, clamping and drilling are conveniently carried out on piston rods with different lengths, and the use is wider.

According to the utility model, the adjusting assembly is two mounting lugs 14, the two mounting lugs 14 are fixed on two sides of the stop block 4 through bolts in an opposite mode, threaded holes are formed in the mounting lugs 14, screws 15 are connected in the threaded holes, the bottom ends of the screws 15 are rotatably connected with a pressing plate 13, the top of the bakelite plate 1 is provided with a measuring assembly for judging the height of the stop block 4, when the bakelite plate is used, the screws 15 are rotated, the screws 15 move downwards while rotating, and meanwhile, the screws 15 drive the stop block 4 to move upwards to a proper position along the slot hole direction of the embedded slot three 12 due to the fact that the pressing plate 13 is in a contact state with the bakelite plate 1, so that position adjustment of the stop block 4 is completed, the stop block 4 can be supported and blocked according to piston rods with different thickness, the measuring assembly is a pointer 17, the pointer 17 is fixed on the top of the bakelite plate 1 through bolts, one side of the stop block 4 is provided with a plurality of scale marks 16, and the tip parts of the pointer 17 are aligned with the scale marks 16, so that workers can judge the moving distance of the stop block 4 conveniently through the pointer 17 and the scale marks 16.

In the utility model, the power component is the cylinder mounting block 5, the cylinder mounting block 5 is embedded in one of the embedded grooves 8, one side of the cylinder mounting block 5 is fixedly provided with the guide rod cylinder 6 through the bolt, so that the guide rod cylinder 6 extrudes the end part of the piston rod, and when in use, the guide rod cylinder 6 is started, and the guide rod cylinder 6 stretches to contact with the tail end of the piston rod and extrudes the piston rod.

In the utility model, the lifting grooves 7 are formed on both sides of the cylinder mounting block 5 and the two supporting blocks 2, and the lifting grooves 7 are of an inward concave arc structure, so that a worker can conveniently insert and withdraw the cylinder mounting block 5 and the supporting blocks 2, the inner walls of the bottoms of the first embedding grooves 8 and the second embedding grooves 10 extend inwards to form the return-type table 9, and the cylinder mounting block 5 and the supporting blocks 2 are blocked and supported respectively, so that the cylinder mounting block 5 and the supporting blocks 2 are positioned during mounting, and the mounting position is more accurate.

According to the utility model, the compression assembly is two positioning rods 19, the positioning rods 19 are inserted into the top of the mounting frame 3, the bottom ends of the positioning rods 19 penetrate through the mounting frame 3 and are fixedly provided with the compression frame 20 through bolts, the bottoms of the compression frames 20 are welded with a plurality of springs II 21, the bottoms of the springs II 21 are welded with a compression table 22 for compressing a piston rod, one side of each positioning rod 19 is sleeved with a spring I18, two ends of each spring I18 are respectively fixed with the positioning rod 19 and the mounting frame 3, when the vertical drilling machine is used, a main shaft of the vertical drilling machine is pressed down to be in contact with the compression frame 20, the compression frame 20 is forced to drive the positioning rods 19 to move downwards along the axial direction of the positioning rods 19, meanwhile, the compression frame 20 is moved downwards to drive the springs II 21 to drive the compression table 22 to be in contact with the piston rod to compress the piston rod, then the stress of the springs II 21 is shortened and a reaction force is generated, and the compression table 22 and the piston rod are compressed more firmly, so that the piston rod is further compressed and fixed while drilling.

The working principle of the utility model is as follows: during the use, firstly, fix bakelite plate 1 on vertical drilling machine's table surface, then place the piston rod in the V inslot at the top of two supporting shoes 2, thereby make it obtain the support, then rotatory screw 15, the screw 15 is rotatory simultaneously down-travel, simultaneously because clamp plate 13 is in contact state with bakelite plate 1, thereby make screw 15 drive dog 4 upwards move to suitable position along the slotted hole direction of embedded groove three 12, and make the ladder of dog 4 laminate with the tip of piston rod, thereby accomplish the position adjustment of dog 4, make dog 4 can support according to the piston rod of different thickness sizes and block, then start guide arm cylinder 6, guide arm cylinder 6 extension and piston rod's tail end are contacted, and extrude the piston rod, thereby make the piston rod obtain the centre gripping, then push down through vertical drilling machine main shaft, make its drill bit carry out drilling operation, simultaneously, the main shaft of vertical drilling machine pushes down with press frame 20 contact, press frame 20 atress drives locating lever 19 and moves down along the axis direction of locating lever 19, simultaneously, down-travel makes spring two drive stage 22 move down to contact with press block 21, then carry out the compression block 21, and carry out the compression block 2 with the piston rod 2, thereby install the length is different from top to bottom plate, and the length is realized to piston rod 2 is compressed tightly, thereby the length is more than the piston rod is compressed tightly to the piston rod is installed to the piston rod is not needed to the piston rod is installed to the piston rod is compressed down, the compression cylinder is 5, the length is further to the length is compressed down, the length is adjusted simultaneously 5 is more than the piston rod is compressed and is compressed with the piston rod is compressed and 5, and is compressed and 5.

The last points to be described are: in the description of the present application, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly and may be mechanical or electrical, may be in communication with each other between two elements, may be in direct communication, and may be used merely to indicate relative positional relationships, which may be altered when the absolute position of the object being described is changed.

Claims

1. The utility model provides a piston rod drilling frock for hydraulic cylinder, includes bakelite plate (1), its characterized in that: a plurality of second embedded grooves (10) and a plurality of first embedded grooves (8) are formed in the top of the bakelite plate (1), a supporting block (2) with a V-shaped groove structure is inserted in the two second embedded grooves (10), a third embedded groove (12) is formed in the top of the bakelite plate (1), a stop block (4) with a ladder structure is inserted in the third embedded groove (12), so that one end of a piston rod is supported and blocked by a ladder, the utility model discloses a piston rod compression device, including baffle plate (1), baffle plate (4), power pack, mounting bracket (3) are equipped with in the both sides of baffle plate (4), the adjusting part that makes its height obtain adjusting, keep away position groove (11) have been seted up to one side of baffle plate (4), one of them be equipped with in embedded groove one (8) and extrude the piston rod and make it hug closely the power pack who attaches at baffle plate (4) lateral wall, top fixedly connected with mounting bracket (3) of bakelite plate (1), be equipped with in mounting bracket (3) and carry out extruded compression assembly to the piston rod.

2. The piston rod drilling tool for a hydraulic cylinder according to claim 1, wherein: the adjusting component is two mounting lugs (14), the two mounting lugs (14) are fixedly connected to the two sides of the stop block (4) in an opposite mode, threaded holes are formed in the mounting lugs (14), screws (15) are connected with threads in the threaded holes, the bottom ends of the screws (15) are rotationally connected with pressing plates (13), and measuring components for judging the height of the stop block (4) are arranged at the top of the bakelite plate (1).

3. The piston rod drilling tool for a hydraulic cylinder according to claim 2, wherein: the measuring assembly is a pointer (17), the pointer (17) is fixedly connected to the top of the bakelite plate (1), and a plurality of scale marks (16) are arranged on one side of the stop block (4), so that the needle tip of the pointer (17) is aligned to the scale marks (16).

4. The piston rod drilling tool for a hydraulic cylinder according to claim 1, wherein: the power assembly is a cylinder mounting block (5), the cylinder mounting block (5) is embedded in one of the embedded grooves I (8), one side of the cylinder mounting block (5) is fixedly connected with a guide rod cylinder (6), and the guide rod cylinder (6) extrudes the end part of the piston rod.

5. The piston rod drilling tool for a hydraulic cylinder according to claim 4, wherein: lifting grooves (7) are formed in two sides of the cylinder mounting block (5) and two supporting blocks (2), and the lifting grooves (7) are of an inwards concave arc-shaped structure.

6. The piston rod drilling tool for a hydraulic cylinder according to claim 5, wherein: the inner walls of the bottoms of the first embedded groove (8) and the second embedded groove (10) extend inwards to form a circular table (9), and the cylinder mounting block (5) and the supporting block (2) are blocked and supported respectively.

7. The piston rod drilling tool for a hydraulic cylinder according to claim 1, wherein: the compression assembly is two locating rods (19), the locating rods (19) are inserted into the top of the installation frame (3), the bottom ends of the locating rods (19) penetrate through the installation frame (3) and are fixedly connected with a compression frame (20), a plurality of springs II (21) are fixedly connected to the bottom of the compression frame (20), compression tables (22) for compressing piston rods are fixedly connected to the bottom ends of the springs II (21), springs I (18) are sleeved on one sides of the locating rods (19), and two ends of the springs I (18) are respectively fixed with the locating rods (19) and the installation frame (3).