CN212704639U - Upper tool rest structure of hydraulic brake type plate shearing machine - Google Patents

Abstract

The utility model discloses a top rest structure of a hydraulic brake type plate shearing machine, which comprises a front roller part, wherein one end of the front roller part penetrates through a front plate, a port is movably connected with a middle plate, two ends of the front plate and the middle plate are respectively fixed with a side plate, and a slide rail is fixed on the inner wall opposite to the side plate; the sliding slide is blocked on the slide rail, two install clearance adjustment mechanism and gyro wheel mechanism between the slide, clearance adjustment mechanism includes screw rod, hand wheel, back plate, cover shell and lug. This top rest structure of hydraulic pressure floodgate formula plate shearing machine, the rotatory screw rod synchronous revolution that drives of hand wheel, drive the back plate and move forward or move backward along the slide rail, adjust the clearance of its top rest, and be provided with the uide bushing with the guide bar one-to-one on the back plate, the guide bar inserts in the uide bushing, the back plate is at the removal in-process, the uide bushing slides along the guide bar, provide the direction basis, belleville spring's both ends are supported between the bellied step of stud and jib, belleville spring increases the fastness of both connections.

Description

Upper tool rest structure of hydraulic brake type plate shearing machine

Technical Field

The utility model relates to a plate shearing machine technical field specifically is a top rest structure of hydraulic brake formula plate shearing machine.

Background

In the mechanical manufacturing industry, a plate shearing machine is a common processing device, is mainly applied to shearing and blanking of plate workpieces, has the characteristics of simple and convenient operation and high working efficiency, and is widely applied to shearing part processing in the industries of general mechanical manufacturing, automobile manufacturing, container manufacturing, switching appliances, light industry and the like. Although the types of the existing plate shearing machines are more, the existing plate shearing machines are basically similar in working principle and structural form, generally, a lower tool rest is fixed, power is transmitted to an upper tool rest through a crankshaft, and the upper tool rest moves up and down in a sliding guide rail to complete shearing of workpieces. The plate shearing machine has strict requirements on the gap between the upper cutter and the lower cutter in the use process, and the gap between the upper cutter and the lower cutter needs to be adjusted according to different thicknesses of workpieces. The appearance quality of the shearing surface of the workpiece is affected by the size of the gap between the upper cutter and the lower cutter, and the cutter and even equipment can be directly damaged by the excessively large or excessively small gap. In the plate shearing machine in the prior art, the size of the clearance between the upper tool and the lower tool is realized by adjusting the lower tool rest, and the upper tool rest and the guide rail are not changed. When the clearance between the upper cutter and the lower cutter needs to be adjusted, the connecting bolt between the lower cutter frame and the rack needs to be loosened, then the lower cutter clearance adjusting bolt is adjusted to increase or reduce the clearance between the cutters, the clearance between the cutters is measured by a feeler gauge, the connecting bolt between the lower cutter frame and the rack is screwed after the clearance is adjusted to a proper value, and then the cutter clearance adjusting bolt is locked. The cutter clearance adjusting method is complex in process, the clearance is inconvenient to measure, the quality of operators is required to be high, the whole operation process is time-consuming and labor-consuming, and when small-batch diversified production needs to be carried out, production auxiliary time is inevitably increased due to frequent adjustment of the cutter clearance, so that the production efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a top rest structure of hydraulic gate formula plate shearing machine, it drives the screw rod synchronous revolution to have the hand wheel rotation, drive the back plate and move forward or move backward along the slide rail, adjust the clearance of its top rest, and be provided with the uide bushing with the guide bar one-to-one on the back plate, the guide bar inserts in the uide bushing, provide the direction basis, belleville spring's both ends are supported between the bellied step of stud and jib, belleville spring increases the advantage of the fastness of both connections, the problem among the prior art has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: an upper tool rest structure of a hydraulic gate type plate shearing machine comprises a front roller part, wherein one end of the front roller part penetrates through a front plate, a port of the front roller part is movably connected with a middle plate, two ends of the front plate and the middle plate are respectively fixed with side plates, and a slide rail is fixed on the inner wall, opposite to the side plates;

the sliding rail is clamped into sliding seats, a gap adjusting mechanism and a roller mechanism are arranged between the two sliding seats, the gap adjusting mechanism comprises a screw rod, a hand wheel, a rear plate, a casing and a convex block, two ends of the rear plate are welded with the outer wall of the sliding seats, the casing is fixed on the rear plate, the convex block is arranged in a slotted hole of the casing, one end of the screw rod is meshed with the convex block, the other end of the screw rod penetrates through the middle plate and is fixed with a suspender mechanism, and the suspender mechanism is connected with the hand wheel;

the roller mechanism comprises a roller seat, a roller, a mandrel, a bearing sleeve and a guide rail plate, wherein one end of the guide rail plate is sleeved on the rear plate, the roller seat is fixed on the guide rail plate, the mandrel is inserted into a groove processed on the roller seat, the bearing sleeve is sleeved on the outer part of the mandrel, and the roller is connected with the bearing sleeve;

the suspender mechanism comprises a suspender, stud bolts and a belleville spring, steps on two sides of the suspender are connected and meshed with the upper steps of the port of the screw rod through the penetrating stud bolts, the suspender is in interference connection with the hand wheel, and the belleville spring is sleeved outside the screw rod.

Preferably, the middle plate is provided with at least one group of guide rods, the rear plate is provided with guide sleeves corresponding to the guide rods one to one, and the guide rods are inserted into the guide sleeves.

Preferably, one end of the roller extends to the outside of the roller seat to be movably connected with the sliding rails on the two sides.

Preferably, both ends of the disc spring abut between the stud bolt and the step of the hanger rod.

Compared with the prior art, the beneficial effects of the utility model are as follows:

this top rest structure of hydraulic gate formula plate shearing machine, it is rotatory to drive the screw rod synchronous revolution through the hand wheel rotation, the screw rod is rotatory, drive the back plate and move forward or move backward along the slide rail, thereby adjust the clearance of its top rest, and be provided with the uide bushing with the guide bar one-to-one on the back plate, the guide bar inserts in the uide bushing, the back plate is at the removal in-process, the uide bushing slides along the guide bar, provide the direction basis, the one end of gyro wheel extends to the outside of gyro wheel seat and the slide rail swing joint of both sides, the exposed part of gyro wheel slides on the slide rail, reduce friction, belleville spring's both ends are supported between the bellied step of stud and jib, increase the fastness of both connections through belle.

Drawings

FIG. 1 is a state diagram of the gap adjusting mechanism of the present invention before adjustment;

FIG. 2 is a state diagram of the gap adjusting mechanism according to the present invention after adjustment;

FIG. 3 is a connection diagram of the casing, the projection and the screw rod of the present invention;

FIG. 4 is a sectional view of the roller mechanism of the present invention taken along line A-A;

FIG. 5 is a structural view of the boom mechanism of the present invention;

fig. 6 is an enlarged view of the position B of fig. 5 according to the present invention.

In the figure: 1. a front roller section; 11. a front plate; 2. a middle plate; 3. a side plate; 31. a slide rail; 4. a slide base; 5. a gap adjusting mechanism; 51. a screw; 52. a hand wheel; 53. a back plate; 54. a housing; 55. a bump; 6. a roller mechanism; 61. a roller seat; 62. a roller; 63. a mandrel; 64. a bearing housing; 65. a guide rail plate; 7. a boom mechanism; 71. a boom; 72. a stud bolt; 73. a disc spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, an upper tool rest structure of a hydraulic gate type plate shearing machine includes a front roller part 1, one end of the front roller part 1 penetrates through a front plate 11, the front roller part 1 rotates around the front plate 11, and a port is movably connected with a middle plate 2, two ends of the front plate 11 and the middle plate 2 are respectively fixed with a side plate 3, the front plate 11, the middle plate 2 and the side plate 3 form a frame structure with temperature, a slide rail 31 is fixed on an inner wall of the side plate 3, and the slide rail 31 is horizontally arranged along the inner wall of the side plate 3.

Referring to fig. 2-3, the sliding bases 4 are clamped into the sliding rail 31, the sliding bases 4 move along the sliding rail 31, a gap adjusting mechanism 5 and a roller mechanism 6 are installed between the two sliding bases 4, the gap adjusting mechanism 5 includes a screw 51, a hand wheel 52, a rear plate 53, a sleeve 54 and a projection 55, two ends of the rear plate 53 are welded to the outer wall of the sliding base 4, the rear plate 53 moves to drive the sliding base 4 to move forward or backward integrally, the sleeve 54 is fixed on the rear plate 53, the projection 55 is disposed in a slot of the sleeve 54, one end of the screw 51 is engaged with the projection 55, the rear plate 53 is driven to move forward or backward along the sliding rail 31 by the rotation of the screw 51, so as to adjust the gap of the upper tool rest, the other end of the screw 51 passes through the middle plate 2 to be fixed with the suspender mechanism 7, no less than one group of guide rods are installed on the middle plate 2, guide sleeves, the guide rod is inserted into the guide sleeve, the guide sleeve slides along the guide rod in the moving process of the rear plate 53 to provide a guide base, the suspender mechanism 7 is connected with the hand wheel 52, and the hand wheel 52 rotates to drive the screw 51 to rotate synchronously.

Referring to fig. 4, the roller mechanism 6 includes a roller seat 61, a roller 62, a mandrel 63, a bearing sleeve 64 and a guide rail plate 65, one end of the guide rail plate 65 is sleeved on the rear plate 53, the roller seat 61 is fixed on the guide rail plate 65, the mandrel 63 is inserted into a groove formed on the roller seat 61, the bearing sleeve 64 is sleeved on the outer portion of the mandrel 63, the roller 62 is connected with the bearing sleeve 64, the roller 62 and the bearing sleeve 64 are fixed on the mandrel 63 to rotate, one end of the roller 62 extends to the outer portion of the roller seat 61 and is movably connected with the slide rails 31 on both sides, and the exposed portion of the roller 62 slides on the slide rails 31.

Referring to fig. 5-6, the suspension rod mechanism 7 includes a suspension rod 71, a stud 72 and a disc spring 73, steps on two sides of the suspension rod 71 are engaged with steps on the end of the screw 51 through the penetrating stud 72, the stud 72 fixes the suspension rod 71 and the screw 51 together, the suspension rod 71 is connected with the handwheel 52 in an interference manner, the disc spring 73 is sleeved outside the screw 51, two ends of the disc spring 73 are abutted between the stud 72 and the protruding steps of the suspension rod 71, and the firmness of connection between the two is increased through the disc spring 73.

In summary, the following steps: this top rest structure of hydraulic gate formula plate shearing machine, it is rotatory to drive screw rod 51 synchronous revolution through the hand wheel 52 is rotatory, screw rod 51 is rotatory, drive back plate 53 along slide rail 31 antedisplacement or backward movement, thereby adjust the clearance of its top rest, and be provided with the uide bushing with the guide bar one-to-one on the back plate 53, the guide bar inserts in the uide bushing, back plate 53 is at the removal in-process, the uide bushing slides along the guide bar, provide the direction basis, the outside of gyro wheel 62 extends to the outside of gyro wheel seat 61 and the slide rail 31 swing joint of both sides, the exposed part of gyro wheel 62 slides on slide rail 31, reduce the friction, belleville spring 73's both ends support between the bellied step of stud 72 and jib 71, increase the fastness of both connections through belleville spring 73.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. The utility model provides a top rest structure of hydraulic brake formula plate shearing machine, includes preceding roller portion (1), its characterized in that: one end of the front roller part (1) penetrates through the front plate (11), the port of the front roller part is movably connected with the middle plate (2), two ends of the front plate (11) and the middle plate (2) are respectively fixed with the side plates (3), and sliding rails (31) are fixed on the inner walls of the side plates (3) opposite to each other;

sliding slide seats (4) are clamped into the slide rail (31), a gap adjusting mechanism (5) and a roller mechanism (6) are installed between the two slide seats (4), the gap adjusting mechanism (5) comprises a screw rod (51), a hand wheel (52), a rear plate (53), a casing (54) and a bump (55), two ends of the rear plate (53) are welded with the outer wall of the slide seats (4), the casing (54) is fixed on the rear plate (53), the bump (55) is arranged in a slotted hole of the casing (54), one end of the screw rod (51) is meshed with the bump (55), the other end of the screw rod (51) penetrates through the middle plate (2) to be fixed with a suspender mechanism (7), and the suspender mechanism (7) is connected with the hand wheel (52);

the roller mechanism (6) comprises a roller seat (61), a roller (62), a mandrel (63), a bearing sleeve (64) and a guide rail plate (65), one end of the guide rail plate (65) is sleeved on the rear plate (53), the roller seat (61) is fixed on the guide rail plate (65), the mandrel (63) is inserted into a groove processed on the roller seat (61), the bearing sleeve (64) is sleeved on the outer part of the mandrel (63), and the roller (62) is connected with the bearing sleeve (64);

the suspender mechanism (7) comprises a suspender (71), a stud bolt (72) and a disc spring (73), steps on two sides of the suspender (71) are connected and meshed with an upper step of a port of the screw rod (51) through the penetrating stud bolt (72), the suspender (71) is in interference connection with the hand wheel (52), and the disc spring (73) is sleeved outside the screw rod (51).

2. The upper tool rest structure of a hydraulic guillotine shear according to claim 1, wherein the middle plate (2) has at least one set of guide rods mounted thereon, and the back plate (53) has guide sleeves corresponding to the guide rods one to one, and the guide rods are inserted into the guide sleeves.

3. The upper tool rest structure of the hydraulic guillotine shear according to claim 1, wherein one end of the roller (62) extends to the outside of the roller seat (61) and is movably connected with the slide rails (31) on both sides.

4. The upper tool rest structure of a hydraulic guillotine shear according to claim 1, characterized in that the two ends of said belleville springs (73) are abutted between the stud bolts (72) and the steps of the suspension rods (71).

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