CN216738539U

CN216738539U - Tool table convenient for buckling and used for chrome plating of valve rod

Info

Publication number: CN216738539U
Application number: CN202123318093.7U
Authority: CN
Inventors: 王好武; 任厚刚; 王兆雷
Original assignee: Jinan Luhong Metal Surface Finishing Co ltd
Current assignee: Jinan Luhong Metal Surface Finishing Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-06-14
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses a tool table convenient for buckling and used for chrome plating of a valve rod, which comprises an upper die frame, a lower die frame and a conveying table, wherein the lower die frame is placed on the conveying table, a plurality of valve rods are placed in the lower die frame, the upper die frame is arranged in contact with the valve rods, the upper die frame is connected with the lower die frame through a locking device, mounting beams connected with wall bodies on two sides are symmetrically arranged above the upper die frame, sliding plates are arranged on the mounting beams in a sliding mode, the mounting beams are connected through two cross beams, and the sliding plates move through a translation device arranged on the cross beams. The locking device is convenient for workers to rapidly open and close the upper die frame and the lower die frame, the horizontal and vertical movements of the upper die frame can be realized by the translation device and the lifting device, the upper die frame is automatically lifted and put down, the working time of the workers is saved, the working efficiency is greatly improved, and the automation degree is greatly improved.

Description

Tool table convenient for buckling and used for chrome plating of valve rod

Technical Field

The utility model relates to the technical field of valve stem machining, in particular to a tool table for chrome plating of a valve stem, which is convenient to buckle.

Background

The valve rod is used for specially inputting air into the engine and discharging combusted waste gas, and is divided into an inlet valve and an exhaust valve from the structure of the engine, wherein the inlet valve is used for sucking air into the engine and fully mixing and combusting the air with fuel, and the exhaust valve is used for discharging the combusted waste gas and dissipating heat. In the work of an engine, the reciprocating times of the valve rising and falling every minute are more than thousands of times, in order to reduce the abrasion of the valve rod part, the minimum friction coefficient between the valve rod part and a guide pipe is generally required, meanwhile, the surface treatment is carried out on the valve rod part to improve the abrasion resistance of the valve rod part, wherein the chromium plating is a traditional method for improving the abrasion resistance of the valve rod part, the tool table of the existing chromium plating equipment is used for clamping the valve rod by two dies and then carrying out chromium plating work, an upper die frame is usually manually opened or closed, the automation degree is lower, a connecting device between the die frames is more complicated, the working efficiency of production line workers is lower, and time and labor are wasted.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a tool table for chrome plating of a valve stem, which is convenient to buckle and aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model designs a chromium plating tooling table for valve rods, which is convenient to buckle, and comprises an upper die frame, a lower die frame and a conveying table, wherein the lower die frame is placed on the conveying table, a plurality of valve rods are placed in the lower die frame, the upper die frame is in contact with the valve rods, the upper die frame and the lower die frame are connected through a locking device, mounting beams are symmetrically arranged above the upper die frame, the mounting beams are fixedly connected to a wall body, sliding plates are arranged on the mounting beams in a sliding manner, the two mounting beams are connected through two cross beams, and the sliding plates move through a translation device arranged on the cross beams;

the upper die frame comprises a connecting column arranged in contact with the valve rod, a bottom plate is connected to the upper end of the connecting column, a lifting plate is connected to the upper end face of the bottom plate, lifting columns are symmetrically arranged at two ends of the lifting plate, and an upper die frame lifting device is arranged above the lifting columns.

As a further scheme of the utility model: locking device is including setting up the mounting panel on die carrier down, mounting panel bilateral symmetry fixedly connected with otic placode, two it has the U-shaped handle to articulate between the otic placode, it has the locking jack catch to articulate in the U-shaped handle, be provided with the latch segment on the bottom plate, set up in the latch segment with the locking groove of locking jack catch looks adaptation.

As a further scheme of the utility model: the translation device comprises a translation motor arranged on one of the cross beams, the output end of the translation motor is connected with one end of a threaded rod, the other end of the threaded rod penetrates through the sliding plate and is connected with the sliding plate through threads, the threaded rod is rotatably connected with a base arranged on the other cross beam, sliding blocks are symmetrically arranged at the bottoms of two ends of the sliding plate, and sliding grooves matched with the sliding blocks are formed in the upper end face of the mounting beam.

As a further scheme of the utility model: the upper die frame lifting device comprises a lifting motor and two lifting frames, the lifting frames are symmetrically arranged on a sliding plate, the lifting frames penetrate through the sliding plate and are in sliding connection with the sliding plate, the output end of the lifting motor is connected with one end of a rotating shaft, the other end of the rotating shaft is in rotating connection with a support arranged on the sliding plate, the rotating shaft is fixedly connected with two gears, the gears are in meshed connection with racks fixedly arranged on one side of the lifting frames, and the bottom ends of the lifting frames are provided with lifting blocks matched with lifting columns.

As a further scheme of the utility model: and a second supporting seat for supporting the rotating shaft is arranged between the two gears and is rotatably connected with the rotating shaft. The supporting function is played to the countershaft, improves life.

The utility model has the advantages that: through adopting above technical scheme, locking device's setting has made things convenient for the staff to open fast and the closure to last die carrier and lower die carrier, and translation device and hoisting device can realize level and vertical motion to last die carrier, have realized that automatic mentioning and putting down last die carrier, have saved staff's operating time, have improved work efficiency greatly, and degree of automation improves greatly.

Drawings

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

FIG. 2 is a top view of the present invention;

FIG. 3 is a schematic view of the locking device;

FIG. 4 is a view of the locking jaw structure;

fig. 5 is a schematic diagram of the movement state of the present invention.

In the figure: 1-upper die carrier, 101-connecting column, 102-bottom plate, 103-lifting plate, 104-lifting column, 2-lower die carrier, 3-conveying table, 4-valve rod, 5-locking device, 50-mounting plate, 51-lug plate, 52-U-shaped handle, 53-locking claw, 54-locking block, 55-locking groove, 6-mounting beam, 7-wall body, 8-sliding plate, 9-cross beam, 10-translation motor, 11-threaded rod, 12-base, 13-sliding block, 14-sliding groove, 15-lifting motor, 16-lifting frame, 17-rotating shaft, 18-first support, 19-gear, 20-rack, 21-lifting block and 22-second support.

Detailed Description

The drawings are for illustrative purposes only, and some components in the drawings may be omitted, enlarged or reduced for better explanation of the present embodiments, and do not represent the size of an actual product.

Referring to the attached figure 1, a tooling platform for chrome plating of a valve rod convenient to buckle comprises an upper die frame 1 and a lower die frame 2, wherein the lower die frame 2 is of a hollow structure, the upper die frame 1 can be inserted into the lower die frame 2 from the upper end, the lower die frame 2 is placed on a conveying table 3, a placing plate for placing the valve rod 4 is arranged in the lower die frame 2, a plurality of valve rods 4 are placed in the lower die frame 2, the upper die frame 1 comprises a plurality of connecting columns 101 arranged in contact with the valve rods 4, the upper ends of the connecting columns 101 are connected with a bottom plate 102, the upper end face of the bottom plate 102 is connected with a lifting plate 103, lifting columns 104 are symmetrically arranged at two ends of the lifting plate 103, the upper die frame 1 is connected with the lower die frame 2 through a locking device 5, at least two groups are respectively arranged in the front and back of the locking device 5, as shown in figures 3 and 4, the locking device 5 comprises a mounting plate 50 arranged on the lower die frame 2, lug plates 51 are symmetrically and fixedly connected to two sides of the mounting plate 50, a U-shaped handle 52 is hinged between the two ear plates 51, a locking claw 53 is hinged in the U-shaped handle 52, the shape is shown in the figure, a locking block 54 is arranged on the bottom plate 102, and a locking groove 55 matched with the locking claw 53 is formed in the locking block 54. The U-shaped handle 52 is held and rotated upwards, the tip ends of the locking claws 53 are positioned in the locking grooves 55 to be matched, and then the U-shaped handle 52 is rotated downwards to lock the upper die carrier 1 and the lower die carrier 2.

Further, as shown in fig. 2, mounting beams 6 are symmetrically arranged above the upper mold frame 1, the mounting beams 6 are fixedly connected to a wall 7, sliding plates 8 are slidably arranged on the mounting beams 6, the sliding plates 8 are arranged on the upper end surfaces of the mounting beams 6, the two mounting beams 6 are connected through two cross beams 9, the cross beams 9 and the mounting beams 6 are arranged at the same horizontal height, the sliding plates 8 are moved through a translation device arranged on the cross beams 9, the translation device comprises a translation motor 10 arranged on one of the cross beams 9, if the translation motor 10 is not high enough, a motor base is required to be arranged between the translation motor 10 and the cross beam 9, the output end of the translation motor 10 is connected with a threaded rod 11, the threaded rod 11 penetrates through the sliding plates 8 and is connected with the sliding plates 8 through threads, the threaded rod 11 is rotatably connected with a base 12 arranged on the other cross beam 9, and sliders 13 are symmetrically arranged at the bottoms of the two ends of the sliding plates 8, the upper end face of the mounting beam 6 is provided with a sliding groove 14 matched with the sliding block 13, and the sliding block 13 is matched with the sliding groove 14 to facilitate the sliding of the sliding plate 8 on one hand and limit the sliding plate 8 to axially rotate on the other hand. The positive and negative rotation of the translation motor 10 can control the positive and negative rotation of the threaded rod 11, the sliding plate 8 is driven to move back and forth under the action of the threads, after the upper die carrier 1 is placed on the lower die carrier 2, the sliding plate 8 needs to move forward, and then the lifting device lifts the lifting frame 16 up.

Further, an upper mold frame lifting device is arranged above the lifting column 104, the upper mold frame lifting device comprises a lifting motor 15 arranged on the sliding plate 8 and two lifting frames 16 penetrating through the sliding plate 8 and arranged with the sliding plate 8 in a sliding manner, the lifting frames 16 can be arranged in a contact manner with the sliding plate 8, a sliding strip can also be arranged on the side surface of the lifting frame 16, the sliding groove is formed in the contact position of the sliding plate 8 and the lifting frame 16, the output end of the lifting motor 15 is connected with a rotating shaft 17, the right end of the rotating shaft 17 is rotatably connected with a first support 18 arranged on the sliding plate 8, the rotating shaft 17 is fixedly connected with two gears 19, the gears 19 are meshed with a rack 20 fixedly arranged on the surface of the lifting frame 16, a lifting block 21 matched with the lifting column 104 is arranged at the bottom end of the lifting frame 16, a second support seat 22 used for supporting the rotating shaft 17 is arranged between the two gears 19, and the second support seat 22 is rotatably connected with the rotating shaft 17. The lifting motor 15 rotates forward and backward to drive the rotating shaft 17 to rotate forward and backward, and drive the gear 19 to rotate forward or backward, so that the rack 20 drives the lifting frame 16 to move upwards or downwards.

The working principle is as follows: the lifting motor 15 rotates positively to drive the rotating shaft 17 to rotate positively to drive the gear 19 to rotate positively to enable the rack 20 to drive the lifting frame 16 to move upwards, the lifting frame 16 lifts the upper die carrier 1, as shown in fig. 5, the valve rod 4 is placed in the lower die carrier 2, the lifting motor 15 is controlled to rotate negatively, the lifting frame 16 falls down to the upper die carrier 1, the connecting column 101 of the upper die carrier 1 contacts the top of the valve rod 4, the lifting frame 16 is moved downwards to enable the lifting block 21 to leave the lifting column 104 in the vertical direction, the lifting motor 15 is closed, the U-shaped handle 52 is held to rotate upwards, the tip of the locking claw 53 is positioned in the locking groove 55 to be matched, then the U-shaped handle 52 is rotated downwards to lock the upper die carrier 1 and the lower die carrier 2, then the positive rotation control threaded rod 11 of the translation motor 10 is controlled to rotate positively, the sliding plate 8 is driven to move forwards under the action of the screw thread, the lifting block 21 at the bottom of the lifting frame 16 leaves the lifting column 104 in the horizontal direction, then, the driving device of the conveying table 3 is opened, and the upper mold frame 1 and the lower mold frame 2 with the valve rods 4 are sent to a chromium plating workshop for chromium plating.

In summary, the present invention is not limited to the above-described embodiments. Numerous changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the utility model. The protection scope of the present invention shall be subject to the claims of the present invention.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Claims

1. The tool table convenient for buckling and used for chrome plating of the valve rod comprises an upper die frame (1), a lower die frame (2) and a conveying table (3), and is characterized in that the lower die frame (2) is placed on the conveying table (3), a plurality of valve rods (4) are placed in the lower die frame (2), the upper die frame (1) is in contact with the valve rods (4), the upper die frame (1) is connected with the lower die frame (2) through a locking device (5), mounting beams (6) are symmetrically arranged above the upper die frame (1), the mounting beams (6) are fixedly connected to a wall body (7), sliding plates (8) are arranged on the mounting beams (6) in a sliding mode, the two mounting beams (6) are connected through two cross beams (9), and the sliding plates (8) move through a translation device arranged on the cross beams (9);

go up die carrier (1) including spliced pole (101) with valve stem (4) contact setting, spliced pole (101) upper end is connected with bottom plate (102), bottom plate (102) up end is connected with lifting plate (103), lifting plate (103) both ends symmetry is provided with lifting column (104), lifting column (104) top is provided with die carrier hoisting device.

2. The tool table convenient for chrome plating of the buckled valve rod is characterized in that the locking device (5) comprises a mounting plate (50) arranged on the lower die frame (2), the mounting plate (50) is fixedly connected with lug plates (51) in a bilateral symmetry mode, a U-shaped handle (52) is hinged between the two lug plates (51), a locking claw (53) is hinged in the U-shaped handle (52), a locking block (54) is arranged on the bottom plate (102), and a locking groove (55) matched with the locking claw (53) is formed in the locking block (54).

3. The tool table for chrome plating of the valve rod convenient to buckle according to claim 2, wherein the translation device comprises a translation motor (10) arranged on one of the cross beams (9), an output end of the translation motor (10) is connected with one end of a threaded rod (11), the threaded rod (11) penetrates through the sliding plate (8) and is in threaded connection with the sliding plate (8), the other end of the threaded rod (11) is rotatably connected with a base (12) arranged on the other cross beam (9), sliding blocks (13) are symmetrically arranged at the bottoms of two ends of the sliding plate (8), and a sliding groove (14) matched with the sliding blocks (13) is formed in the upper end face of the mounting beam (6).

4. The tooling table for chrome plating of the valve stem convenient to buckle according to claim 3, wherein the upper mold frame lifting device comprises a lifting motor (15) arranged on the sliding plate (8) and two symmetrically arranged lifting frames (16), the lifting frames (16) penetrate through the sliding plate (8) and are slidably connected with the sliding plate (8), the output end of the lifting motor (15) is connected with one end of a rotating shaft (17), the other end of the rotating shaft (17) is rotatably connected with a first support (18) arranged on the sliding plate (8), the rotating shaft (17) is fixedly connected with two gears (19), the gears (19) are engaged with a rack (20) fixedly arranged on one side of the lifting frames (16), and the bottom end of the lifting frame (16) is provided with a lifting block (21) matched with the lifting column (104).

5. The chromium-plated valve stem tooling table convenient to buckle as claimed in claim 4, wherein a second support seat (22) for supporting the rotating shaft (17) is arranged between the two gears (19), and the second support seat (22) is rotatably connected with the rotating shaft (17).