CN218054172U

CN218054172U - Sliding block guiding precision adjusting mechanism of four-column hydraulic press for machining automobile parts

Info

Publication number: CN218054172U
Application number: CN202220977673.2U
Authority: CN
Inventors: 全玉慧
Original assignee: Tianjin Sanyou Auto Parts Co ltd
Current assignee: Tianjin Sanyou Auto Parts Co ltd
Priority date: 2022-04-26
Filing date: 2022-04-26
Publication date: 2022-12-16
Anticipated expiration: 2032-04-26

Abstract

The utility model discloses a slider direction precision adjustment mechanism of four post hydraulic presses for auto parts machining relates to hydraulic equipment technical field. The utility model discloses a processing mesa, processing mesa's upper end is provided with the slider, and four guiding holes have been seted up respectively to the inside of slider, and the upper end of slider is provided with the hydraulic press top, and the inboard sliding connection on hydraulic press top has the pneumatic cylinder, and the output and the slider of pneumatic cylinder are fixed, and the bottom on hydraulic press top and punishment do not are fixed with the guide pillar with every guiding hole corresponding position, and the inside of slider just is located every guide pillar outside and all is provided with the slip regulation subassembly. The utility model discloses a structural design of slip adjustment subassembly for produce wearing and tearing between guide pillar and the arc guide pin bushing, when the clearance is more and more big, thereby can promote the arc guide pin bushing and make the arc guide pin bushing laminate with the guide pillar again, and then eliminate the clearance, promote the machining precision.

Description

Sliding block guiding precision adjusting mechanism of four-column hydraulic machine for machining automobile parts

Technical Field

The utility model belongs to the technical field of hydraulic equipment, especially, relate to a slider direction precision adjustment mechanism of four post hydraulic presses for auto parts machining.

Background

In the process of machining automobile parts, a four-column hydraulic press is needed to be used for machining the automobile parts, the four-column hydraulic press is mechanical equipment for machining products such as metal, plastics, rubber, wood and powder by using static pressure of hydraulic oil conveyed by an oil pump, when the four-column hydraulic press works, a sliding block drives an upper die to reciprocate up and down along four guide columns on a machine body under the action of a hydraulic system, so that the automobile parts are stamped and machined, guide sleeves are arranged in guide holes at four corners of the sliding block in some existing four-column hydraulic presses, the sliding block slides up and down with the guide columns through the guide sleeves, however, the guide sleeves and the guide columns are extremely easy to wear due to frequent vibration and impact during working of the hydraulic press and continuous mutual friction between the guide sleeves and the guide column parts, so that gaps between the guide sleeves and the guide columns are increasingly large, and the machining precision of the hydraulic press is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a slider direction precision adjustment mechanism of four post hydraulic presses for auto parts machining to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme: the utility model provides a slider direction precision adjustment mechanism of four post hydraulic presses for auto parts machining, includes the processing mesa, the upper end of processing mesa is provided with the slider, four guiding holes have been seted up respectively to the inside of slider, the upper end of slider is provided with the hydraulic press top, the inboard sliding connection of hydraulic press top has the pneumatic cylinder, the output and the slider of pneumatic cylinder are fixed, the bottom of hydraulic press top and the punishment that corresponds with every guiding hole do not are fixed with the guide pillar, every the guide pillar all is located the guiding hole inboard, the bottom of guide pillar is fixed with the processing mesa, the upper end of processing mesa and the inboard that is located four guide pillars still are provided with the lower mould, the bottom of slider and the punishment that corresponds with the lower mould are fixed with the mould, the inside of slider and be located every guide pillar outside all is provided with the slip adjustment subassembly, the inside of hydraulic press top and the top that is located every guide pillar all be provided with the automatic maintenance subassembly.

Furthermore, a plurality of fixed shells are respectively fixed on the outer sides of the sliding blocks and the outer sides of the guide pillars, and four arc-shaped guide sleeves are arranged on the inner sides of the guide holes and the outer sides of the guide pillars.

Furthermore, the sliding adjusting assembly comprises a first motor, a threaded sleeve, a stud and an arc-shaped push block, the first motor is fixed inside each fixed shell, the threaded sleeve is fixed at the output end of the first motor, the stud is connected to the inner side of the threaded sleeve in a threaded manner, the arc-shaped push block is fixed at one end, away from the threaded sleeve, of the stud, the arc-shaped push block is fixed with the arc-shaped guide sleeve, and each arc-shaped guide sleeve is attached to the guide pillar and is in sliding connection with the guide pillar.

Furthermore, the upper end of the hydraulic machine top and the upper end of each automatic maintenance assembly are connected with a blocking block in a sliding mode, and the bottom end of the hydraulic machine top and the outer side of each guide pillar are fixed with a flow guiding box.

Furthermore, a plurality of leak holes are formed in the bottom end of each flow guide box.

Furthermore, the automatic maintenance assembly comprises an oil storage round box, a closed round plate, a screw rod and a second motor, the oil storage round box is fixed inside the hydraulic machine top and on the top end of each guide pillar, a sliding groove is formed in the lower end of each oil storage round box, the closed round plate is connected in the sliding groove in a sliding mode, the second motor is fixed inside the hydraulic machine top and on the position corresponding to each closed round plate, the screw rod is fixed at the output end of the second motor, and the screw rod penetrates through the closed round plate and is in threaded connection with the closed round plate.

Further, the bottom of hydraulic press top just is located and has all seted up the oil outlet between every screw rod and the water conservancy diversion box.

The utility model discloses following beneficial effect has:

1. the utility model discloses a structural design of slip adjustment subassembly for produce wearing and tearing between guide pillar and arc guide pin bushing, when the clearance is bigger and bigger, thereby can promote the arc guide pin bushing make the arc guide pin bushing laminate with the guide pillar again, and then eliminate the clearance, promote the machining precision, and when needs are adjusted the machining precision, can remove the position of arc guide pin bushing and then adjust the frictional force size between arc guide pin bushing and the guide pillar, and then make the convenience adjust the machining precision.

2. The utility model discloses an automatic maintain the structural design of subassembly for can pour into antirust oil through the roll-off sprue and then to the oil storage circle box is inside when the guide pillar need be maintained, and then make the water conservancy diversion downward flow of antirust oil through the automatic maintenance subassembly, the last small opening through water conservancy diversion box bottom flows to the outside of guide pillar, and then maintains the guide pillar, effectively promotes the life of guide pillar, promotes the precision that this equipment adds man-hour simultaneously.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

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

fig. 2 is an overall structural bottom view of the present invention;

FIG. 3 is a schematic structural view of the sliding adjustment assembly inside the slider according to the present invention;

FIG. 4 is a cross-sectional view of the slide adjust assembly of the present invention;

fig. 5 is a structural sectional view of the inside of the hydraulic jack of the present invention;

fig. 6 is a schematic structural view of the automatic maintenance assembly inside the hydraulic jack of the present invention;

fig. 7 is a structural bottom view of the flow guiding box of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. processing a table top; 2. a slider; 3. hydraulic machine jacking; 4. a hydraulic cylinder; 5. a guide post; 6. a lower die; 7. an upper die; 8. fixing the housing; 9. a first motor; 10. a threaded sleeve; 11. a stud; 12. an arc-shaped push block; 13. an arc-shaped guide sleeve; 14. a flow guiding box; 15. blocking; 16. an oil storage round box; 17. closing the circular plate; 18. a screw; 19. a second motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-7, the present invention relates to a slide guiding precision adjusting mechanism of a four-column hydraulic press for processing automobile parts, including a processing table 1, a slide 2 is disposed on the upper end of the processing table 1, four guide holes are respectively disposed inside the slide 2, a hydraulic press top 3 is disposed on the upper end of the slide 2, in order to drive the slide 2 to move up and down, a hydraulic cylinder 4 is slidably connected to the inner side of the hydraulic press top 3, the output end of the hydraulic cylinder 4 is fixed to the slide 2, guide columns 5 are respectively fixed to the bottom end of the hydraulic press top 3 and the positions corresponding to the guide holes, each guide column 5 is disposed inside the guide hole, the bottom end of the guide column 5 is fixed to the processing table 1, in order to press the automobile parts, a lower mold 6 is further disposed on the inner side of the four guide columns 5 at the upper end of the processing table 1, an upper mold 7 is fixed to the bottom end of the slide 2 and the positions corresponding to the lower mold 6, in order to adjust the gap precision when the slide between the slide 2 and the guide columns 5, a slide adjusting assembly is disposed inside of the slide 2 and outside each guide column 5, wherein in order to fix the slide adjusting assembly, an arc guide sleeve 8 is disposed outside the guide column 5 at the guide sleeve outside of the slide adjusting assembly, and a plurality of the guide sleeves 5 are disposed outside the guide columns 5;

specifically, the sliding adjusting assembly comprises a first motor 9, a threaded sleeve 10, a stud 11 and arc-shaped push blocks 12, the first motor 9 is fixed inside each fixed shell 8, the threaded sleeve 10 is fixed at the output end of the first motor 9, in order to move the position of each arc-shaped guide sleeve 13 conveniently, the stud 11 is connected with the inner side of each threaded sleeve 10 in a threaded manner, the arc-shaped push block 12 is fixed at one end, far away from the threaded sleeve 10, of each stud 11, the arc-shaped push block 12 is fixed with the arc-shaped guide sleeve 13, and each arc-shaped guide sleeve 13 is attached to the guide pillar 5 and is in sliding connection with the guide pillar 5;

in order to maintain the guide pillars 5 and prolong the service life of the guide pillars 5, an automatic maintenance assembly is arranged inside the hydraulic machine top 3 and at the top end of each guide pillar 5;

in order to seal the automatic maintenance assembly after pouring anti-rust oil into the automatic maintenance assembly, the upper end of the hydraulic machine top 3 and the upper end of each automatic maintenance assembly are connected with a blocking block 15 in a sliding mode, in order to guide the anti-rust oil, the anti-rust oil uniformly flows to the outer side of each guide pillar 5, oil outlet holes are formed in the bottom end of the hydraulic machine top 3 and between each screw 18 and each flow guide box 14, each flow guide box 14 is fixed to the bottom end of the hydraulic machine top 3 and the outer side of each guide pillar 5, and a plurality of leakage holes are formed in the bottom end of each flow guide box 14;

specifically, the automatic maintenance subassembly is including oil storage circle box 16, closed circular plate 17, screw rod 18 and second motor 19, in order to store antirust oil, the inside of hydraulic press top 3 and the top that is located every guide pillar 5 all are fixed with oil storage circle box 16, for convenient control oil storage circle box 16 opens or closes, and then control antirust oil's flow, the spout has all been seted up to the lower extreme of every oil storage circle box 16, sliding connection has closed circular plate 17 in the spout, the inside of hydraulic press top 3 and with every closed circular plate 17 corresponding position department all be fixed with second motor 19, the output of second motor 19 is fixed with screw rod 18, screw rod 18 runs through closed circular plate 17 and with closed circular plate 17 threaded connection.

One specific application of this embodiment is: when a gap is generated between the sliding block 2 and the guide post 5 to cause the processing precision of the equipment to be reduced, the first motor 9 is started to drive the threaded sleeve 10 to rotate, the stud 11 moves back and forth on the inner side of the threaded sleeve 10, so that the position of the arc-shaped guide sleeve 13 is controlled to increase or decrease the gap between the arc-shaped guide sleeve and the guide post 5, the sliding friction force between the sliding block 2 and the guide post 5 is controlled, the guiding precision between the sliding block 2 and the guide post 5 is adjusted, when the guide post 5 needs to be maintained, the blocking block 15 slides into the upper end of the hydraulic jack 3 again after antirust oil is poured into the oil storage round box 16 by sliding the blocking block 15, so that the top port of the automatic maintenance assembly is closed, the second motor 19 is started to drive the screw rod 18 to rotate, the sealing round plate 17 is controlled to slide out of the inner side of the sliding chute, the sealing state of the bottom end of the oil storage round box 16 is released, the antirust oil in the oil storage round box 16 flows into the inner side of the guide box 14 through the oil outlet hole at the bottom of the hydraulic jack 3, and finally, the guide post 5 flows to the outer side of the guide post 5 uniformly, and the maintenance is performed.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended to aid in the description of the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a slider direction precision adjustment mechanism of four post hydraulic presses for auto parts machining, includes processing mesa (1), its characterized in that: the automatic maintenance device is characterized in that a sliding block (2) is arranged at the upper end of the machining table top (1), four guide holes are formed in the sliding block (2) respectively, a hydraulic machine top (3) is arranged at the upper end of the sliding block (2), a hydraulic cylinder (4) is connected to the inner side of the hydraulic machine top (3) in a sliding mode, the output end of the hydraulic cylinder (4) is fixed to the sliding block (2), guide pillars (5) are fixed to the bottom end of the hydraulic machine top (3) and correspond to the guide holes respectively, each guide pillar (5) is located on the inner side of each guide hole, the bottom end of each guide pillar (5) is fixed to the machining table top (1), a lower die (6) is further arranged at the upper end of the machining table top (1) and located on the inner sides of the four guide pillars (5), an upper die (7) is fixed to the bottom end of the sliding block (2) and corresponding to the lower die (6), a sliding adjusting assembly is arranged inside the sliding block (2) and located on the outer side of each guide pillar (5), and an automatic maintenance assembly is arranged at the top end of each guide pillar (5) inside of the hydraulic machine top (3).

2. The slide block guiding precision adjusting mechanism of the four-column hydraulic machine for machining the automobile parts, according to claim 1, is characterized in that: the outer side of the sliding block (2) and the outer side of each guide pillar (5) are respectively fixed with a plurality of fixed shells (8), and the inner side of each guide hole and the outer side of each guide pillar (5) are respectively provided with four arc-shaped guide sleeves (13).

3. The slide block guiding precision adjusting mechanism of the four-column hydraulic machine for machining the automobile parts, according to claim 2, is characterized in that: the sliding adjusting assembly comprises a first motor (9), a threaded sleeve (10), a stud (11) and arc-shaped push blocks (12), wherein the first motor (9) is fixed inside each fixed shell (8), the threaded sleeve (10) is fixed at the output end of the first motor (9), the stud (11) is connected to the inner side of the threaded sleeve (10) in a threaded mode, the arc-shaped push blocks (12) are fixed at one ends, far away from the threaded sleeve (10), of the studs (11), the arc-shaped push blocks (12) are fixed with the arc-shaped guide sleeves (13), and each arc-shaped guide sleeve (13) is attached to the guide pillar (5) and is in sliding connection with the guide pillar (5).

4. The slide block guiding precision adjusting mechanism of the four-column hydraulic press for machining the automobile parts as claimed in claim 1, characterized in that: the hydraulic press is characterized in that the upper end of the hydraulic press top (3) and the upper end of each automatic maintenance assembly are connected with a blocking block (15) in a sliding mode, and the bottom end of the hydraulic press top (3) and the outer side of each guide pillar (5) are fixed with a flow guide box (14).

5. The mechanism for adjusting the guiding precision of the sliding block of the four-column hydraulic machine for machining the automobile parts as claimed in claim 4, wherein: a plurality of leakage holes are formed in the bottom end of each flow guide box (14).

6. The slide block guiding precision adjusting mechanism of the four-column hydraulic press for automobile part machining according to claim 5, characterized in that: the automatic maintenance assembly comprises an oil storage round box (16), a sealing round plate (17), a screw rod (18) and a second motor (19), the oil storage round box (16) is fixed to the top end of each guide pillar (5) inside the hydraulic machine top (3), a sliding groove is formed in the lower end of the oil storage round box (16), the sealing round plate (17) is connected to the sliding groove in a sliding mode, the second motor (19) is fixed to the position corresponding to each sealing round plate (17) inside the hydraulic machine top (3), the screw rod (18) is fixed to the output end of the second motor (19), and the screw rod (18) penetrates through the sealing round plate (17) and is in threaded connection with the sealing round plate (17).

7. The slide block guiding precision adjusting mechanism of the four-column hydraulic machine for machining the automobile parts, according to claim 6, is characterized in that: the bottom of hydraulic press top (3) just is located and all has seted up the oil outlet between every screw rod (18) and water conservancy diversion box (14).