CN216541970U

CN216541970U - Positioning tool for machining cylinder cover

Info

Publication number: CN216541970U
Application number: CN202122391824.4U
Authority: CN
Inventors: 汪龙涛
Original assignee: Chongyang Haohan Forging Machine Tool Co ltd
Current assignee: Chongyang Haohan Forging Machine Tool Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-05-17
Anticipated expiration: 2031-09-30

Abstract

The utility model discloses a positioning tool for machining a cylinder cover, which comprises a machining platen, wherein first limiting chutes are formed in the periphery of the machining platen, screw rods are arranged in the first limiting chutes, one ends of the screw rods are provided with rotating hand wheels, the rotating hand wheels are arranged outside the periphery of the machining platen, first limiting slide blocks are connected and sleeved on the screw rods in a threaded manner, the first limiting slide blocks are arranged in the first limiting chutes in a sliding manner, the top ends of the first limiting slide blocks are provided with clamping positioning blocks, and the clamping positioning blocks are arranged at the upper end of the machining platen. Manual operation is not needed, and the labor intensity of operators is reduced.

Description

Positioning tool for machining cylinder cover

Technical Field

The utility model relates to the technical field of cylinder cover machining equipment, in particular to a positioning tool for machining a cylinder cover.

Background

The cylinder cover is used for sealing the cylinder, forming a combustion space together with the piston and bearing high-temperature and high-pressure fuel gas. The cylinder head is subjected to mechanical loads caused by gas forces and tightening of the cylinder bolts, and also to high thermal loads due to contact with the hot gases. In order to ensure a good sealing of the cylinder, the cylinder head can neither be damaged nor deformed. For this reason, the cylinder head should have sufficient strength and rigidity.

However, the tooling clamp for machining the mounting hole of the existing cylinder cover is inconvenient to fix and detach the cylinder cover in the using process, the workload of operators is increased, the machining efficiency of the mounting hole of the cylinder cover is reduced, meanwhile, the positioning tool is mostly fixed, cannot move and adjust the machining position of the cylinder cover according to requirements after the cylinder cover is fixed, needs to be fixed again, and is troublesome and has certain defects.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art, and provides a positioning tool for processing a cylinder cover, which comprises a processing bedplate, wherein a first limiting chute is formed in the periphery of the processing bedplate, a screw rod is arranged in the first limiting chute, a rotating hand wheel is arranged at one end of the screw rod, the rotating hand wheel is arranged outside the periphery of the processing bedplate, a first limiting slide block is sleeved on the screw rod in a threaded connection manner, the first limiting slide block is arranged in the first limiting chute in a sliding manner, a clamping positioning block is arranged at the top end of the first limiting slide block, the clamping positioning block is arranged at the upper end of the processing bedplate, mounting plates are respectively arranged at the two ends of the processing bedplate, a lifting device is movably arranged on the mounting plates, a hand wheel adjusting screw rod is arranged at the top end of the lifting device in a threaded connection manner, an auxiliary clamping positioning block is arranged at the bottom end of the hand wheel adjusting screw rod, the bottom end of the processing platen is provided with a second limiting sliding block, the second limiting sliding block is arranged in a second limiting sliding groove in a sliding mode, the second limiting sliding groove is formed in the installation frame, a lead screw is arranged in the installation frame, a threaded connecting sleeve of the second limiting sliding block is arranged on the lead screw, one end of the lead screw is connected with the output end of a servo motor, and the servo motor is arranged at one end of the installation frame.

Preferably, the lifting device comprises a supporting column, the bottom end of the supporting column is movably connected with the mounting plate through a bearing, the supporting column is internally provided with a hollow structure, a lifting L-shaped positioning rod is arranged in the supporting column in a sliding manner, one end of the lifting L-shaped positioning rod is connected with the supporting column through a locking bolt, and the locking bolt is arranged at the top end of the supporting column.

Preferably, the mounting frame is arranged at the lower end of the processing platen, the bottom end of the mounting frame is fixedly arranged on the main supporting platen, third limiting chutes are respectively formed in two ends of the main supporting platen, third limiting slide blocks are arranged in the third limiting chutes, and the top ends of the third limiting slide blocks are connected with the bottom end of the processing platen.

Preferably, two ends of the screw rod are respectively and rotatably connected with the processing bedplate through bearing seats, and two ends of the screw rod are respectively and rotatably connected with the mounting frame through bearing seats.

Preferably, the number of the first limiting sliding grooves is four, and the first limiting sliding grooves are arranged in a front-back and left-right symmetrical mode by taking the center line of the processing bedplate as a symmetrical center.

The utility model has the beneficial effects that: structural design is reasonable, through a plurality of rotatory hand wheel cooperation screw rods, the slider will be convenient for fix a position the machined position of cylinder head fast with the setting of pressing from both sides tight locating plate, improve its work efficiency, set up elevating gear and hand wheel adjusting screw simultaneously, the supplementary tight locating piece of clamp will improve frock positional stability, can freely adjust its operating position according to the demand, satisfy the cylinder head of different specifications size and fix a position, utilize servo motor cooperation lead screw, the machined position of the regulation cylinder head of will being convenient for of setting of slider, but quick travel adjusts to required position when guaranteeing fixed position, need not manual operation, reduce operating personnel's intensity of labour.

Drawings

The utility model will now be described, by way of example, with reference to the accompanying drawings, in which:

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is a schematic side view of the present invention;

fig. 5 is a schematic bottom view of the processing platen, the mounting frame, the lead screw and the second limiting slider in the present invention.

In the figure: 1. processing the bedplate; 2. a first limiting chute; 3. a screw; 4. rotating a hand wheel; 5. a first limit slide block; 6. clamping a positioning block; 8. mounting a plate; 9. a support column; 10. locking the bolt; 11. lifting the L-shaped positioning rod; 12. a hand wheel adjusting screw; 13. auxiliary clamping positioning blocks; 14. a mounting frame; 15. a second limiting chute; 16. a screw rod; 17. a servo motor; 18. a main support deck; 19. a second limit slide block; 20. a third limiting slide block; 21. and a third limiting sliding groove.

Detailed Description

Any feature disclosed in this specification may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, welded, riveted, bonded, and the like, or detachably connected, screwed, keyed, pinned, and the like, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The positioning tool for cylinder head processing shown in fig. 1-5 comprises a processing platen 1, wherein first limiting chutes 2 are respectively arranged in the periphery of the processing platen 1, screw rods 3 are arranged in the first limiting chutes 2, one ends of the screw rods 3 are provided with rotating hand wheels 4, the rotating hand wheels 4 are arranged outside the periphery of the processing platen 1, the screw rods 3 are in threaded connection and sleeved with first limiting slide blocks 5, the first limiting slide blocks 5 are slidably arranged in the first limiting chutes 2, the top ends of the first limiting slide blocks 5 are provided with clamping positioning blocks 6, the clamping positioning blocks 6 are arranged at the upper ends of the processing platen 1, mounting plates 8 are respectively arranged at the two ends of the processing platen 1, lifting devices are movably arranged on the mounting plates 8, hand wheel adjusting screw rods 12 are in threaded connection at the top ends of the lifting devices, auxiliary clamping positioning blocks 13 are arranged at the bottom ends of the hand wheel adjusting screw rods 12, the bottom end of the processing bedplate 1 is provided with a second limiting slide block 19, the second limiting slide block 19 is arranged in a second limiting slide groove 15 in a sliding manner, the second limiting slide groove 15 is arranged in an installation frame 14, a lead screw 16 is arranged in the installation frame 14, the second limiting slide block 19 is arranged on the lead screw 16 in a threaded connection sleeve manner, one end of the lead screw 16 is connected with the output end of a servo motor 17, and the servo motor 17 is arranged at one end of the installation frame 14. The lifting device comprises a supporting column 9, the bottom end of the supporting column 9 is movably connected with the mounting plate 8 through a bearing, the supporting column 9 is internally provided with a hollow setting, a lifting L-shaped positioning rod 11 is arranged in the supporting column 9 in a sliding manner, one end of the lifting L-shaped positioning rod 11 is connected with the supporting column 9 through a locking bolt 10, and the locking bolt 10 is arranged at the top end of the supporting column 9. The mounting frame 14 is arranged at the lower end of the processing bedplate 1, the bottom end of the mounting frame 14 is fixedly arranged on a main supporting bedplate 18, third limiting sliding grooves 21 are respectively formed in two ends of the main supporting bedplate 18, third limiting sliding blocks 20 are arranged in the third limiting sliding grooves 21, and the top ends of the third limiting sliding blocks 20 are connected with the bottom end of the processing bedplate 1. Two ends of the screw rod 3 are respectively and rotatably connected with the processing bedplate 1 through bearing seats, and two ends of the screw rod 16 are respectively and rotatably connected with the mounting frame 14 through bearing seats. The number of the first limiting sliding grooves 2 is four, and the first limiting sliding grooves are arranged in a front-back and left-right symmetrical mode by taking the central line of the processing bedplate 1 as a symmetrical center. The rotating hand wheel 4 rotates to drive the screw rod 3 to rotate, so that the first limiting slide block 5 moves in the first limiting slide groove 2, the working position of the clamping and positioning block 6 on the processing bedplate 1 is adjusted, and the cylinder cover is conveniently and rapidly clamped and positioned. After the lifting device adjusts the height position of the lifting L-shaped positioning rod 11 in the supporting column 9 to a required position, the lifting L-shaped positioning rod 11 is fixed by using the locking bolt 10, meanwhile, the position of the lifting device on the mounting plate 8 can be freely rotated according to requirements, and then the auxiliary clamping positioning block 13 is pressed down to extrude and position the cylinder cover by adjusting the hand wheel adjusting screw 12. The arrangement of the third limiting slide block 20 matched with the third limiting slide groove 21 enables the processing bedplate 1 to be more stable and reliable in the moving process.

The working principle of the specific embodiment is as follows: firstly, a cylinder cover is placed on a processing bedplate 1, then a rotating hand wheel 4 is rotated to drive a screw rod 3 to rotate, so that a first limit slide block 5 moves in a first limit slide groove 2 to drive a clamping positioning block 6 to position and clamp the cylinder cover, then the angle of a supporting column 9 on a mounting plate 8 is rotated according to requirements, the height of a lifting L-shaped positioning rod 11 in the supporting column 9 is adjusted according to requirements, the lifting L-shaped positioning rod 11 is fixed by a locking bolt 10, an auxiliary clamping positioning block 13 is rotated and adjusted by a hand wheel adjusting screw rod 12 to move downwards to extrude and position the cylinder cover, meanwhile, a screw rod 16 can be operated by a servo motor 17 to rotate to drive a second limit slide block 19 to do linear motion in a second limit slide groove 15, and further the processing bedplate 1 is driven to move to a required working position on a mounting frame 14 to meet processing requirements, in the moving process of the processing bedplate 1, the third limiting slide block 20 is matched with the third limiting slide groove 21 to slide along with the third limiting slide groove, so that the stability of the third limiting slide block is improved, when machining is completed, the hand wheel adjusting screw 12 rotates to enable the auxiliary clamping positioning block 13 to be separated from the cylinder cover, and meanwhile, the rotary hand wheel 4 rotates to enable the clamping positioning block 6 to be far away from the cylinder cover.

The utility model is not limited to the foregoing embodiments. The utility model extends to any novel feature or any novel combination of features disclosed in this specification and any novel method or process steps or any novel combination of features disclosed.

Claims

1. The utility model provides a cylinder head processing is with location frock, includes processing platen (1), its characterized in that: the processing table plate is characterized in that first limiting chutes (2) are formed in the periphery of the processing table plate (1), screw rods (3) are arranged in the first limiting chutes (2), one ends of the screw rods (3) are provided with rotating hand wheels (4), the rotating hand wheels (4) are arranged outside the periphery of the processing table plate (1), first limiting slide blocks (5) are sleeved on the screw rods (3) in a threaded connection mode, the first limiting slide blocks (5) are arranged in the first limiting chutes (2) in a sliding mode, clamping positioning blocks (6) are arranged at the top ends of the first limiting slide blocks (5), the clamping positioning blocks (6) are arranged at the upper ends of the processing table plate (1), mounting plates (8) are arranged at the two ends of the processing table plate (1) respectively, lifting devices are movably arranged on the mounting plates (8), and hand wheel adjusting screw rods (12) are arranged at the top ends of the lifting devices in a threaded connection mode, the bottom end of the hand wheel adjusting screw rod (12) is provided with an auxiliary clamping positioning block (13), the bottom end of the processing bedplate (1) is provided with a second limiting sliding block (19), the second limiting sliding block (19) is arranged in a second limiting sliding groove (15) in a sliding mode, the second limiting sliding groove (15) is arranged in the installation frame (14), a lead screw (16) is arranged in the installation frame (14), the second limiting sliding block (19) is arranged on the lead screw (16) in a threaded connection mode, one end of the lead screw (16) is connected with the output end of a servo motor (17), and the servo motor (17) is arranged at one end of the installation frame (14).

2. The positioning tool for machining the cylinder cover according to claim 1, wherein the positioning tool comprises: elevating gear includes support column (9), support column (9) bottom pass through the bearing with mounting panel (8) swing joint, be the cavity setting in support column (9), it sets up lift L type locating lever (11) to slide in support column (9), lift L type locating lever (11) one end pass through locking bolt (10) with support column (9) are connected, locking bolt (10) set up in on support column (9) top.

3. The positioning tool for machining the cylinder cover according to claim 1, wherein the positioning tool comprises: the installation frame (14) is arranged at the lower end of the processing bedplate (1), the bottom end of the installation frame (14) is fixedly arranged on a main supporting bedplate (18), third limiting sliding grooves (21) are respectively formed in two ends of the main supporting bedplate (18), third limiting sliding blocks (20) are arranged in the third limiting sliding grooves (21), and the top ends of the third limiting sliding blocks (20) are connected with the bottom end of the processing bedplate (1).

4. The positioning tool for machining the cylinder cover according to claim 1, wherein the positioning tool comprises: two ends of the screw rod (3) are respectively rotatably connected with the processing bedplate (1) through bearing seats, and two ends of the screw rod (16) are respectively rotatably connected with the mounting frame (14) through bearing seats.

5. The positioning tool for machining the cylinder cover according to claim 1, wherein the positioning tool comprises: the number of the first limiting sliding grooves (2) is four, and the first limiting sliding grooves are arranged in a front-back and left-right symmetrical mode by taking the central line of the processing bedplate (1) as a symmetrical center.