CN213945534U

CN213945534U - Press-fit die for concave ball of valve push rod

Info

Publication number: CN213945534U
Application number: CN202022187283.9U
Authority: CN
Inventors: 毛玲雄
Original assignee: Ji'an Zhiqi Enterprise Service Co ltd
Current assignee: Wuhan Shenglante Technology Co.,Ltd.
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-08-13
Anticipated expiration: 2030-09-29

Abstract

The utility model discloses a press-fit die of valve push rod concave ball, its technical scheme is: including pressing platform, die holder and upper die base, the bottom of pressing the platform is equipped with the pedestal, the face of looking at of pressing the platform is equipped with the start-up platform, backup pad and die holder are installed respectively to the top of pressing the platform, the inside of die holder is equipped with spacing chamber board, the upper end of spacing chamber board is equipped with fixed depression bar, the top of fixed depression bar is connected with fixed briquetting. A press-fit mold for a concave ball of a valve push rod comprises: through setting up flexible displacement sensor, can observe best descending height and record according to the distance display screen on the flexible displacement sensor, then in follow-up pushing down the operation only need drop to the record height can, so not only can accurate control pushing down the distance, improve work efficiency, can also the multiple different grade type of adaptation, only need according to the data operation of record can, very convenient.

Description

Press-fit die for concave ball of valve push rod

Technical Field

The utility model relates to a press fit die utensil design technical field, concretely relates to press fit die utensil of valve push rod concave ball.

Background

Present valve push rod's pole body, the material of bulb and concave head is unanimous, generally be wear-resisting steel material, the one end of pole body penetrates both interference fit of bulb, the other end of pole body penetrates both also interference fit of concave head, the joint strength of valve push rod can satisfy the high operation requirement of intensity like this, long service life, and present valve push rod all adopts vertical punch press to press and joins in marriage, the operator packs into base department with the bulb earlier, again with the pole body is vertical to be placed, the installing port of bulb is aimed at to the one end of pole body, later place the concave head on the pole body other end, make the coaxial placing of three as far as possible, then the drift of operation punch press pushes down, press and join in marriage in order to accomplish.

When current punch press was to valve push rod punching press, the distance that can not accurate control descends, mostly relied on manual operation to accomplish, need adjust different descending height when adding man-hour to different types of valve push rod, can cause the decline of accuracy like this to because fixed mould does not have buffer, lead to the bottom to bear pressure overweight and also make valve push rod cause the damage easily.

Therefore, it is necessary to develop a press-fit mold for a concave ball of a valve lifter.

SUMMERY OF THE UTILITY MODEL

For this, the utility model provides a press-fit die utensil of valve push rod concave ball, through setting up flexible displacement sensor and powerful spring holder to when solving current punch press to the valve push rod punching press, the distance that can not accurate control descends, rely on manual operation to accomplish mostly, add the descending height that needs the adjustment difference to different kinds of valve push rod man-hour, can cause the decline of accuracy like this, and because fixed die does not have buffer, lead to the bottom to bear the problem that pressure also makes valve push rod cause the damage easily overweight.

In order to achieve the above object, the present invention provides the following technical solutions: of concave ball of valve push rod

Preferably, the fixed pressure rod moves back and forth in the limiting cavity plate through manual rotation, the fixed pressure rod is provided with two positions and is designed symmetrically relative to the central axis of the lower die base, and the outer wall of the fixed pressure block is provided with a rubber cushion.

Preferably, the top of powerful spring holder is equipped with the cushion and places the seat, the bottom of powerful spring holder passes through welded connection at the top surface of electronic expansion bracket.

Preferably, the electric expansion bracket is fixedly arranged on the top end surface of the pushing plate through a nut, and the pushing plate moves in an inner groove of the press-fit table through a slide way.

Preferably, the protective cover passes through the draw-in groove connection and installs the bottom at the push rod, the width of pressure equipment board is less than the width between two spacing chamber boards.

Preferably, the top end of the telescopic displacement sensor is provided with a telescopic rod and is fixedly connected with the bottom end of the displacement rod, the telescopic displacement sensor displays the moving distance through the up-and-down movement of the telescopic rod in the telescopic displacement sensor, and the formal surface of the telescopic displacement sensor is provided with a distance display screen.

Preferably, the protection mechanism comprises a protection frame, a turnover shaft and a perspective plastic panel, the protection frame is movably connected with the top plate through the turnover shaft and forms a turnover structure, and the perspective plastic panel is installed inside the protection frame.

The utility model has the advantages that:

the utility model discloses a set up flexible displacement sensor, can observe best descending height and record according to the distance display screen on the flexible displacement sensor, then in follow-up pushing down the operation only need drop to the record height can, so not only can accurate control push down the distance, improve work efficiency, can also the multiple different grade type of adaptation, only need according to the data operation of record can, very convenient.

1. The utility model discloses a set up fixed depression bar and fixed briquetting, can carry out fine spacing messenger's difficult skew to valve push rod like this, play fixed effect to fixed briquetting's outer wall is equipped with rubber cushion and also can reduces the extrusion power between valve push rod and the fixed briquetting, plays the protection effect.

2. The utility model discloses an installation powerful spring holder can cushion the pressure that partly valve push rod bottom bore to cause skew or device damage because of the upper and lower pressure difference, and the cushion is placed the seat and also can be played the effect of decompression protection.

3. The utility model discloses a set up electronic expansion bracket and push plate, it is all very convenient to make like this get the piece and place, does not need manual from last down with device and powerful spring seat connection, and the process time of saving greatly has improved work efficiency.

Drawings

Fig. 1 is a schematic view of the overall internal structure provided by the present invention;

fig. 2 is a schematic view of the overall structure provided by the present invention;

fig. 3 is a schematic view of an enlarged structure at a position a provided by the present invention;

fig. 4 is a schematic view of an enlarged structure at the position B provided by the present invention;

fig. 5 is a side view of the protection mechanism of fig. 1 according to the present invention.

In the figure: 1. a press-fit table; 2. a pedestal; 3. a starting platform; 4. a support plate; 5. a lower die holder; 6. a limiting cavity plate; 7. fixing the compression bar; 8. fixing a pressing block; 9. a powerful spring seat; 10. an electric telescopic frame; 11. a slideway; 12. a push plate; 13. an electromagnetic sealing plate; 14. a top plate; 15. an upper die holder; 16. an upper mold core; 17. a pushing motor; 18. a push rod; 19. a protective cover; 20. pressing and matching the plate; 21. a displacement rod; 22. a telescopic displacement sensor; 23. a protection mechanism; 2301. a protective frame; 2302. a turning shaft; 2303. a see-through plastic panel.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Embodiment 1, referring to fig. 1-5, the press-fit mold for a concave ball of a valve push rod provided by the present invention comprises a press-fit table 1, a lower die holder 5 and an upper die holder 15, wherein a pedestal 2 is arranged at the bottom end of the press-fit table 1, a start-up table 3 is arranged on the front view surface of the press-fit table 1, a support plate 4 and the lower die holder 5 are respectively installed at the top end of the press-fit table 1, a spacing cavity plate 6 is arranged inside the lower die holder 5, a fixing pressure rod 7 is arranged at the upper end of the spacing cavity plate 6, a fixing press block 8 is connected to the top end of the fixing pressure rod 7, a strong spring seat 9 is arranged between the spacing cavity plates 6, the bottom end of the strong spring seat 9 is connected to the surface of an electric telescopic frame 10 in an inner groove of the press-fit table 1, slide rails 11 are arranged at two sides in the press-fit table 1, a push plate 12 is connected between the slide rails 11, the bottom end of the electric telescopic frame 10 is fixedly installed at the top end of the push plate 12, an electromagnetic sealing plate 13 is connected to the outer side of an inner groove of the press-fit table 1, a top plate 14 is connected to the top end of the support plate 4, an upper die holder 15 is installed at the bottom end of the top plate 14, an upper die core 16 is arranged inside the upper die holder 15, a pushing motor 17 is connected to the bottom end of the upper die core 16, a pushing rod 18 is connected to the bottom end of the pushing motor 17, a protective cover 19 is connected to the bottom end of the pushing rod 18, a press-fit plate 20 is arranged inside the protective cover 19, a displacement rod 21 is connected to the side surface of the pushing rod 18, the displacement rod 21 is connected with a telescopic displacement sensor 22 installed on the side surface of the support plate 4, and a protective mechanism 23 is connected to the top end of the top plate 14;

the utility model discloses a use as follows: when the utility model is used, firstly, the power supply of the press-fit platform 1 is started through the starting platform 3, the pedestal 2 is checked to confirm the stability, the electromagnetic sealing plate 13 is opened, the valve push rod is vertically and stably placed on the strong spring seat 9, the electric telescopic frame 10 is started, the strong spring seat 9 drives the valve push rod to ascend to the position between the inner parts of the spacing cavity plates 6, the fixed pressing block 8 moves towards the inner parts of the spacing cavity plates 6 by rotating the fixed pressing rod 7, the fixed pressing block 8 is contacted and stabilized with the valve push rod, then the protective cover 19 provided with the press-fit plate 20 is connected and arranged at the bottom end of the pushing rod 18 through the clamping groove and fixed by the bolt, the pushing motor 17 is started after the installation, the pushing rod 18 is descended by the pushing motor 17, the press-fit plate 20 is used for punching the valve push rod, at the moment, the telescopic rod arranged at the top end of the telescopic displacement sensor 22 is pressed by the displacement rod 21, the distance display of the telescopic displacement sensor 22 starts to display data, when the press fit is finished, the press fit plate 20 can be reset after the press fit is finished, the fixed press block 8 is loosened to start the electric expansion bracket 10 to descend into the inner groove after the press fit is finished, the push plate 12 is pulled out through the slide 11 to take out the press fit valve push rod, the press fit work is finished once, in this case, the model of the electric expansion bracket 10 is XHA YD 24-800, and the model of the push motor 17 is CDM2B 25.

Embodiment 2, the utility model provides a pair of valve push rod concave ball's press-fit die, different with embodiment 1 is:

referring to the attached drawing 1 of the specification, the press-fit mold for the valve push rod concave ball of the embodiment comprises a press-fit table 1, a lower die holder 5 and an upper die holder 15, wherein a pedestal 2 is arranged at the bottom end of the press-fit table 1, a starting table 3 is arranged on the front view surface of the press-fit table 1, a supporting plate 4 and the lower die holder 5 are respectively installed at the top end of the press-fit table 1, a limiting cavity plate 6 is arranged inside the lower die holder 5, a fixed pressure rod 7 is arranged at the upper end of the limiting cavity plate 6, the fixed pressure rod 7 moves back and forth inside the limiting cavity plate 6 through manual rotation, the fixed pressure rod 7 is totally provided with two parts and symmetrically designed about the central axis of the lower die holder 5, a fixed pressing block 8 is connected to the top end of the fixed pressure rod 7, a rubber cushion is arranged on the outer wall of the fixed pressing block 8, a strong spring seat 9 is arranged between the limiting cavity plates 6, and a cushion placing seat is arranged at the top end of the strong spring seat 9, the bottom end of the strong spring seat 9 is connected to the top end surface of the electric telescopic frame 10 through welding, the bottom end of the strong spring seat 9 is connected to the surface of the electric telescopic frame 10 in the inner groove of the press-fit table 1, two sides in the inner groove of the press-fit table 1 are provided with slideways 11, a push plate 12 is connected between the slideways 11, the bottom end of the electric telescopic frame 10 is fixedly installed at the top end of the push plate 12, the outer side of the inner groove of the press-fit table 1 is connected with an electromagnetic sealing plate 13, the top end of the support plate 4 is connected with a top plate 14, an upper die holder 15 is installed at the bottom end of the top plate 14, an upper die core 16 is arranged inside the upper die holder 15, the bottom end of the upper die core 16 is connected with a push motor 17, the bottom end of the push motor 17 is connected with a push rod 18, the bottom end of the push rod 18 is connected with a protective cover 19, and the protective cover 19 is connected and installed at the bottom end of the push rod 18 through a clamping groove, the width of the pressure distribution plate 20 is smaller than the width between the two limit cavity plates 6, the pressure distribution plate 20 is arranged inside the protective cover 19, the side surface of the pushing rod 18 is connected with a displacement rod 21, the displacement rod 21 is connected with a telescopic displacement sensor 22 arranged on the side surface of the supporting plate 4, the top end of the telescopic displacement sensor 22 is provided with a telescopic rod and is fixedly connected with the bottom end of the displacement rod 21, the telescopic displacement sensor 22 displays a moving distance by the up and down movement of the telescopic rod inside, the formal surface of the telescopic displacement sensor 22 is provided with a distance display screen, the top end of the top plate 14 is connected with a protection mechanism 23, the guard mechanism 23 includes a guard frame 2301, a flip shaft 2302 and a see-through plastic panel 2303, the protective frame 2301 is movably connected with the top plate 14 through a turning shaft 2302 to form a turning structure, and the see-through plastic panel 2303 is installed inside the protective frame 2301.

The implementation scenario is specifically as follows: when the utility model is used, firstly, the power supply of the press-fit platform 1 is started through the starting platform 3, the pedestal 2 is checked to confirm the stability, the electromagnetic sealing plate 13 is opened, the valve push rod is vertically and stably placed on the strong spring seat 9, part of the pressure born by the bottom of the valve push rod can be buffered through installing the strong spring seat 9 so as to avoid the position deviation or the device damage caused by the difference of the upper pressure and the lower pressure, the cushion placing seat can also play the role of pressure reduction protection, the electric telescopic frame 10 is started, the valve push rod is driven by the strong spring seat 9 to rise between the inner parts of the spacing cavity plate 6, the fixed pressing rod 7 is rotated to lead the fixed pressing block 8 to move towards the inner part of the spacing cavity plate 6, the fixed pressing block 8 is contacted and stabilized with the valve push rod, and the fixed pressing rod 7 and the fixed pressing block 8 are arranged, thus, the valve, play the fixed effect, and the outer wall of the fixed briquetting 8 is equipped with the rubber cushion and can also reduce the extrusion power between the valve push rod and the fixed briquetting 8, play the protective effect, then will be equipped with the protective cover 19 of pressing the board 20 and connect and install in the bottom of the push rod 18 and fix with the bolt through the draw-in groove, can press the board 20 through the draw-in groove connection and present the convenient staff and dismantle it when the damage appears in pressing the board 20, has improved the convenience, and the protective cover 19 can also play certain protective effect, start the push motor 17 after installing, the push motor 17 makes the push rod 18 descend, make the board 20 of pressing and allocating carry on the punching press to the valve push rod, the telescopic link that the displacement rod 21 that the top of the telescopic displacement sensor 22 was equipped with pushes down at this moment, the distance display of the telescopic displacement sensor 22 begins to show data, record data after pushing down to the optimum position, can rotate the 2302 frame 2301 to the suitable position through, the protection mechanism 23 is arranged to prevent the part from being popped up due to overlarge pressure in the press-fit process to damage workers, so that the protection effect is achieved, the perspective plastic panel 2303 can facilitate the workers to observe the working process, the operation is very convenient, the press-fit plate 20 can be reset after the punching is finished, the optimal descending height can be observed and recorded according to the distance display screen on the telescopic displacement sensor 22 by arranging the telescopic displacement sensor 22, then the descending height is only required to be reduced to the recording height in the subsequent descending operation, so that the descending distance can be accurately controlled, the working efficiency is improved, various different types can be adapted, the operation can be carried out only according to the recorded data, the operation is very convenient, the electric telescopic frame 10 is started by loosening the fixed pressing block 8 after the punching is finished, the pushed plate 12 is pulled out through the slide 11, and the pressed valve push rod is taken out, through setting up electronic expansion bracket 10 and push pedal 12, it is all very convenient to make like this to get the piece and place, need not be manual from last down to be connected the device with powerful spring holder 9, and the process time who saves greatly has improved work efficiency, and the press-fit work of once doing so has just been accomplished, and electronic expansion bracket 10 model is XYDHA24-800 in this case, and propelling movement motor 17 model is CDM2B 25.

The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.

Claims

1. The utility model provides a valve push rod concave ball's pressure dress mould, is including pressing platform (1), die holder (5) and upper die base (15), its characterized in that: the bottom end of the press-fit table (1) is provided with a pedestal (2), the front view surface of the press-fit table (1) is provided with a starting table (3), the top end of the press-fit table (1) is respectively provided with a support plate (4) and a lower die holder (5), the interior of the lower die holder (5) is provided with a limiting cavity plate (6), the upper end of the limiting cavity plate (6) is provided with a fixed pressure rod (7), the top end of the fixed pressure rod (7) is connected with a fixed pressure block (8), a strong spring seat (9) is arranged between the limiting cavity plates (6), the bottom end of the strong spring seat (9) is connected to the surface of an electric telescopic frame (10) in an inner groove of the press-fit table (1), two sides in the inner groove of the press-fit table (1) are provided with slideways (11), a push plate (12) is connected between the slideways (11), and the bottom end of the electric telescopic frame (10) is fixedly installed at the top end of the push plate (12), the utility model discloses a pressure equipment platform, including pressure equipment platform (1), support plate (4), top, upper die base (15), protective cover (19), pressure equipment platform (1) inside groove outside is connected with electromagnetic seal board (13), the top of backup pad (4) is connected with roof (14), upper die base (15) are installed to the bottom of roof (14), the inside of upper die base (15) is equipped with mold core (16), the bottom of going up mold core (16) is connected with propelling movement motor (17), the bottom of propelling movement motor (17) is connected with propelling movement pole (18), the bottom of propelling movement pole (18) is connected with protective cover (19), the inside of protective cover (19) is equipped with pressure distribution board (20), the side of propelling movement pole (18) is connected with displacement pole (21), displacement pole (21) connection support plate (4) side-mounting's flexible displacement sensor (22), the top of roof (14) is connected with protection machanism (23).

2. The press-fit mold for the valve lifter concave ball according to claim 1, wherein: the fixed pressing rod (7) moves back and forth in the limiting cavity plate (6) through manual rotation, the fixed pressing rod (7) is provided with two parts in total and is designed symmetrically about the central axis of the lower die seat (5), and the outer wall of the fixed pressing block (8) is provided with a rubber cushion.

3. The press-fit mold for the valve lifter concave ball according to claim 1, wherein: the top of powerful spring holder (9) is equipped with the cushion and places the seat, the bottom of powerful spring holder (9) is through welded connection at the top surface of electronic expansion bracket (10).

4. The press-fit mold for the valve lifter concave ball according to claim 3, wherein: the electric telescopic frame (10) is fixedly arranged on the top end surface of the pushing plate (12) through nuts, and the pushing plate (12) moves in an inner groove of the press-fit table (1) through a slide way (11).

5. The press-fit mold for the valve lifter concave ball according to claim 1, wherein: protective cover (19) connect through the draw-in groove and install the bottom at push rod (18), the width of pressure distribution plate (20) is less than the width between two spacing chamber boards (6).

6. The press-fit mold for the valve lifter concave ball according to claim 1, wherein: the top of flexible displacement sensor (22) is equipped with the telescopic link and with the bottom fixed connection of displacement pole (21), flexible displacement sensor (22) show the displacement distance through reciprocating in inside of telescopic link, the official face of flexible displacement sensor (22) is equipped with apart from the display screen.

7. The press-fit mold for the valve lifter concave ball according to claim 4, wherein: the protection mechanism (23) comprises a protection frame (2301), a turning shaft (2302) and a perspective plastic panel (2303), the protection frame (2301) is movably connected with the top plate (14) through the turning shaft (2302) to form a turning structure, and the perspective plastic panel (2303) is installed inside the protection frame (2301).