CN213997284U

CN213997284U - Deflection compensation device for workbench

Info

Publication number: CN213997284U
Application number: CN202023143695.9U
Authority: CN
Inventors: 张一帆; 张迎年; 胡有青
Original assignee: ANHUI LIYUAN NUMERICAL CONTROL CUTTING TOOL AND PATTERNS MANUFACTURING CO LTD
Current assignee: ANHUI LIYUAN NUMERICAL CONTROL CUTTING TOOL AND PATTERNS MANUFACTURING CO LTD
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-08-20
Anticipated expiration: 2030-12-23

Abstract

The utility model discloses a workstation amount of deflection compensation arrangement belongs to the relevant equipment technical field of workstation. The novel inclined block type workbench comprises a base, lower inclined blocks, connecting blocks and upper inclined blocks, wherein grooves are formed in the base, the lower inclined blocks are sequentially arranged in the grooves of the base along the length direction of the workbench and are connected through the connecting blocks between the adjacent lower inclined blocks, and the upper inclined blocks are arranged on the lower inclined blocks. Through the structural optimization, the workbench deflection compensation device can be assembled more conveniently, and the compensation device can be used under the conditions of different compensation requirements conveniently.

Description

Deflection compensation device for workbench

Technical Field

The utility model belongs to the technical field of the relevant equipment of workstation, more specifically says, relates to a workstation amount of deflection compensation arrangement.

Background

With the rapid development of the rail transit industry, the demand of the rail transit vehicle body sheet metal structural member is increased year by year, and the bending die of the rail transit vehicle body sheet metal structural member is taken as key equipment of a vehicle body processing technology, is widely applied to the manufacturing fields of rail transit vehicle bodies such as motor cars, high-speed rails and subways and various vehicles, and has a wide application space. In the production of parts for many rail transit, bending machines are used for production.

In the process of bending the plate by the bending machine, the slide block is always elastically deformed due to the inevitable stress of the self framework, and although the deformation is extremely small, the manufactured part still easily deforms in a deflection manner for high-precision bending workpieces, so that the full-length consistency of the angle cannot be guaranteed. For a traditional bending machine taking hydraulic pressure as a force application source, due to the fact that force application of an oil cylinder is uneven, a workpiece can generate deflection in the length direction in the bending process, an overlong bending die is often used for bending a shorter workpiece, so that an upper die only applies force to the middle of a lower die, after the bending die is used for a long time, the middle of a workbench is prone to being concave, and the straightness of the workpiece is also seriously affected.

In order to solve the problem, firstly, the whole weight of the fuselage can be increased so as to strengthen the rigidity and the strength of the fuselage, but the equipment cost is increased, and the requirement of the modern manufacturing industry is not met; secondly, a deflection compensation workbench is selected, the method is low in cost, and bending machines at home and abroad generally have two deflection compensation modes: one is hydraulic deflection compensation of embedding a plurality of hydraulic cylinders in a vertical plate of a workbench; and the other is mechanical deflection compensation consisting of multiple groups of convex wedge blocks. For example, chinese patent application No. 201120271046.9, published as patent document 3/7/2012, discloses a tapered wedge type deflection compensation device for a bending machine, which comprises an upper cover plate and a base, wherein the base is provided with a rectangular groove along a length direction, the rectangular groove is provided with a lower carriage, the lower carriage is provided with odd groups of tapered wedge mechanisms, each tapered wedge mechanism is composed of a tapered wedge ii and a tapered wedge i which are sequentially stacked from bottom to top, the lower carriage is sequentially stacked with a rectangular sizing block and an upper carriage, the tapered wedge i is uniformly nested on the upper carriage, and the upper cover plate is fixedly connected with the tapered wedge i through a screw.

In addition, chinese patent application No. 201620545340.7, patent document 2016, 26, discloses a bending machine workbench deflection compensation device, which comprises a base, wherein a rectangular groove is longitudinally arranged on the base, a plurality of wedges are arranged in the rectangular groove, a first inclined plane facing the longitudinal direction is arranged on the upper surface of each wedge, an arc cover plate with a second inclined plane on the lower surface is arranged above each wedge, and the first inclined plane corresponds to the second inclined plane; the arc cover plate and the base are longitudinally fixed relative to the rectangular groove, and hollow sleeve pipes are arranged among the wedges; a pull rod is arranged between the wedge and the hollow spacer sleeve in a penetrating way, and the pull rod is a threaded rod; the inner wall of the hollow spacer sleeve is provided with threads corresponding to the threaded rod. The Chinese patent application numbers are: 201811479570.8, publication date is: 2019-02-15, which is a longitudinal mechanical deflection compensation device of a bending machine workbench and a manufacturing method thereof, the longitudinal mechanical deflection compensation device comprises an upper inclined plate and a lower inclined plate, wherein the upper inclined plate and the lower inclined plate are of an integral structure and have consistent sizes, a first inclined surface facing to the longitudinal direction is arranged on the lower surface of the upper inclined plate, the inclination of the first inclined surface is reduced from a larger inclination Kj to a smaller inclination Ki from the middle to the two ends, the two adjacent first inclined surfaces are connected through an arc surface, and the radian of the arc surface is increased from a smaller radian Ri to a larger radian Rj from the middle to the two ends; the upper surface of the lower inclined plate is provided with a second inclined surface corresponding to the first inclined surface. However, the compensation device cannot be precisely compensated by combining the actual condition of the workbench in the compensation process of the workbench of the bending machine.

Disclosure of Invention

1. Problems to be solved

To the problem that current workstation amount of deflection compensation arrangement is not convenient for use, the utility model provides a workstation amount of deflection compensation arrangement through structural optimization, can realize the more convenient matched stack of workstation amount of deflection compensation arrangement, and the compensation arrangement of being convenient for uses under the condition that different compensation needs.

2. Technical scheme

In order to solve the above problem, the utility model discloses the technical scheme who adopts as follows:

the utility model discloses a workstation amount of deflection compensation arrangement, including base, lower sloping block, connecting block and last sloping block, be provided with the recess in the base, the base recess is arranged in proper order along workstation length direction to the sloping block down, connects through the connecting block between the adjacent sloping block down, is provided with the sloping block down on the sloping block.

As a further possible implementation of the present invention, the lower sloping block is connected to the connecting block by screws.

As a further possible implementation of the present invention, the connecting block and the base are connected by screws.

As a further possible implementation of the present invention, a sliding groove is provided in the middle of the connecting block, and the screw can slide in the sliding groove.

As a further possible implementation scheme of the utility model, the sloping block upper surface is first inclined plane down, it is the second inclined plane to go up the sloping block lower surface, and the lower sloping block and the last sloping block of mutual contact, its first inclined plane and second inclined plane equal along workstation length direction and along workstation width direction's slope, and the first inclined plane of adjacent sloping block down is different along workstation length direction's slope, and the first inclined plane of adjacent sloping block down is the same along workstation width direction's slope.

As a further possible implementation scheme of the utility model, the utility model also comprises an adjusting piece which is connected with one side of the upper sloping block.

As a further possible implementation scheme of the utility model, the adjusting part is an adjusting screw, and the adjusting screw passes through base one side and meets with last sloping block.

As a further possible implementation of the invention, the adjustment element is arranged on one side of the upper swash block with a wider width.

As a further possible implementation of the present invention, the device further comprises a cover plate, wherein the cover plate is disposed on the base and connected to the base.

As the utility model discloses a scheme of further probably implementing still includes end plate, bearing frame, lead screw and motor, end plate and bearing frame are located the base both sides respectively, the motor is connected to lead screw one end, and the bearing frame is connected to the other end.

3. Advantageous effects

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

(1) the utility model discloses a workstation amount of deflection compensation arrangement is connected through connecting block and declivity piece, connects into a plurality of declivity pieces and puts in the recess of base as a whole, and goes up the declivity piece and corresponds the setting with the declivity piece, can be convenient carry out the compensation of workstation according to different demands;

(2) the utility model discloses a workstation amount of deflection compensation arrangement, meet through the screw between lower sloping block and the connecting block, can realize the change of the lower sloping block of different slopes, and then realize different compensation demands, the screw in the middle of the connecting block can slide in the spout, then the lower sloping block is in the removal process, and the connecting block is also removing, can guarantee that the connecting block can not skew, realizes the slip of connecting block and lower sloping block simultaneously;

(3) the utility model discloses a workstation amount of deflection compensation arrangement, through the setting of lower sloping block and last sloping block, can realize along the regulation of workstation length direction and width direction, can adapt to different production conditions, solve the error problem of bender;

(4) the utility model discloses a workstation amount of deflection compensation arrangement realizes down the sloping block at the removal of workstation length direction through the lead screw, releases the skew along workstation length direction between lower sloping block and the last sloping block, and the sloping block changes with last sloping block at the stack distance of vertical direction down, realizes the compensation of vertical direction, goes up the sloping block through the adjustment in the position of horizontal direction, and the fine setting of sloping block position on single can adapt to production.

Drawings

The technical solution of the present invention will be described in further detail with reference to the accompanying drawings and examples, but it should be understood that these drawings are designed for illustrative purposes only and thus are not intended to limit the scope of the present invention. Furthermore, unless otherwise indicated, the drawings are intended to be illustrative of the structural configurations described herein and are not necessarily drawn to scale.

Fig. 1 is a schematic structural view of a deflection compensation device of a workbench according to the present invention;

fig. 2 is a top view of a deflection compensating device of a workbench according to the present invention;

fig. 3 is a cross-sectional view of the connection between the lower sloping block and the upper sloping block of the deflection compensating device of the workbench of the present invention.

In the drawings:

1. a base; 2. a lower inclined block; 3. connecting blocks; 4. an upper inclined block; 5. a cover plate; 6. an adjustment member; 7. a head sealing plate; 8. a bearing seat; 9. a lead screw; 10. an electric motor.

Detailed Description

The following detailed description of exemplary embodiments of the invention refers to the accompanying drawings, which form a part hereof, and in which is shown by way of illustration exemplary embodiments in which the invention may be practiced. Although these exemplary embodiments are described in sufficient detail to enable those skilled in the art to practice the invention, it should be understood that other embodiments may be realized and that various changes to the invention may be made without departing from the spirit and scope of the present invention. The following more detailed description of the embodiments of the present invention is not intended to limit the scope of the invention, as claimed, but is presented for purposes of illustration only and not limitation to provide the best mode contemplated for carrying out the invention and to enable any person skilled in the art to practice the invention. Accordingly, the scope of the invention is to be limited only by the following claims.

The detailed description and exemplary embodiments of the invention may be better understood when read in conjunction with the following drawings, where the elements and features of the invention are identified by reference numerals.

Example 1

As shown in fig. 1-3, the deflection compensation device for a workbench according to the present embodiment includes a base 1, a lower inclined block 2, a connecting block 3, an upper inclined block 4, a cover plate 5, an adjusting member 6, a head plate 7, a bearing seat 8, a lead screw 9, and a motor 10. Through the combined action among a plurality of parts, make compensation arrangement can realize the accurate compensation to the workstation to can carry out concrete regulation according to the condition of different workstations.

The base 1 is used for bearing each part, is provided with the recess in the base 1, puts down sloping block 2 in the recess, and the width of sloping block 2 down can be equivalent with the width of recess, nevertheless is clearance fit's mode between sloping block 2 and the recess down for sloping block 2 can move in succession down, and does not influence the regulation of sloping block 4. For the mode of a plurality of sloping blocks 2 and connecting block 3 alternate connections down in the base 1 recess, connect through connecting block 3 between the adjacent sloping block 2 down, pass through the screw connection between sloping block 2 and the connecting block 3 down, loading and unloading between sloping block 2 and the connecting block 3 under the realization that can be convenient. The upper surface of the lower inclined block 2 is a first inclined surface, the lower surface of the upper inclined block 4 is a second inclined surface, the lower inclined block 2 and the upper inclined block 4 are in mutual contact, the slope of the first inclined surface of each lower inclined block is equal to that of the second inclined surface of each upper inclined block along the length direction of the workbench along the width direction of the workbench, the slope of the first inclined surface of each lower inclined block 2 along the length direction of the workbench is different, and the slope of the first inclined surface of each lower inclined block 2 along the width direction of the workbench is the same. Be connected with down sloping block 2 through connecting block 3, connect into a plurality of sloping blocks 2 down and wholly place in the recess of base 1, and go up sloping block 4 and correspond the setting with sloping block 2 down, the demand that can be convenient carry out the compensation of workstation according to the difference. The connecting block 3 is connected with the base 1 through a screw, a sliding groove is formed in the middle of the connecting block 3, and the screw can slide in the sliding groove. Meet through the screw between sloping block 2 and the connecting block 3 down, can realize the change of the lower sloping block 2 of different slopes, and then realize different compensation demands, the screw in the middle of the connecting block 3 can slide in the spout, then sloping block 2 is at the removal in-process down, and connecting block 3 is also removing, can guarantee that connecting block 3 can not take place the skew, realizes connecting block 3 and the slip of sloping block 2 down simultaneously. Through the setting of sloping block 2 and last sloping block 4 down, can realize along workstation length direction and width direction's regulation, can adapt to different production conditions, solve the error problem of bender.

Adjusting part 6 meets with last sloping block 4 one side, and adjusting part 6 is adjusting screw, and adjusting screw passes base 1 one side, meets with last sloping block 4, and adjusting part 6 sets up the one side at last sloping block 4 broad width. The position between the single upper inclined block 4 and the single lower inclined block 2 is adjusted through an adjusting screw, so that the fine adjustment of the workbench is realized

The cover plate 5 is arranged on the base 1 and connected with the base 1, the head sealing plate 7 and the bearing seat 8 are respectively positioned on two sides of the base 1, one end of the screw rod 9 is connected with the motor 10, and the other end of the screw rod is connected with the bearing seat 8. The cover plate 5 is used for sealing the upper part of the compensation device, the head plate 7 is used for sealing one side of the compensation device without the motor 10, the movement of the lower inclined block 2 in the length direction of the workbench is realized through the screw rod 9, the deviation along the length direction of the workbench is released between the lower inclined block 2 and the upper inclined block 4, the stacking distance of the lower inclined block 2 and the upper inclined block 4 in the vertical direction is changed, the compensation in the vertical direction is realized, the position of the upper inclined block 4 in the horizontal direction is adjusted, and the single fine adjustment of the position of the upper inclined block 4 can adapt to production.

The basic using mode is that the slope of the lower inclined block 2 at different positions along the length direction of the workbench and the slope along the width direction of the workbench are determined according to the using condition of the workbench, the lower inclined block 2 with different slopes is connected with the connecting block 3 and is fixed through screws, then screws are arranged in a chute of the connecting block 3, the connecting block 3 is fixed on the base 1, the upper inclined block 4 with corresponding slope is arranged at the upper part of the lower inclined block 2, when compensation is needed, the motor 10 is started in advance, the lead screw 9 drives a shaft connected with the bearing seat 8 to rotate, the shaft drives the lower inclined block 2 and the connecting block 3 to move along the length direction of the workbench, and then the relative positions of the upper inclined block 4 and the lower inclined block 2 are adjusted through the jacking of the adjusting piece 6 for specific fine adjustment, so that fixed-point fine adjustment is realized and the adjustment is accurate.

Claims

1. The utility model provides a workstation amount of deflection compensation arrangement which characterized in that: including base (1), down sloping block (2), connecting block (3) and last sloping block (4), be provided with the recess in base (1), down sloping block (2) along workstation length direction, arrange base (1) recess in proper order in, connect through connecting block (3) between adjacent sloping block (2) down, be provided with on the sloping block (2) down sloping block (4).

2. The deflection compensation apparatus for a workbench according to claim 1, wherein: the lower inclined block (2) is connected with the connecting block (3) through a screw.

3. The deflection compensation apparatus for a workbench according to claim 1, wherein: the connecting block (3) is connected with the base (1) through screws.

4. A table deflection compensation apparatus as defined in claim 3, wherein: the middle of the connecting block (3) is provided with a sliding groove, and the screw can slide in the sliding groove.

5. The deflection compensation apparatus for a workbench according to claim 1, wherein: the upper surface of the lower sloping block (2) is a first inclined plane, the lower surface of the upper sloping block (4) is a second inclined plane, the lower sloping block (2) and the upper sloping block (4) are in mutual contact, the slope of the first inclined plane and the slope of the second inclined plane along the length direction of the workbench are equal to the slope of the first inclined plane and the slope of the second inclined plane along the width direction of the workbench, the slope of the first inclined plane of the adjacent lower sloping block (2) along the length direction of the workbench is different, and the slope of the first inclined plane of the adjacent lower sloping block (2) along the width direction of the workbench is the same.

6. The deflection compensation apparatus for a workbench according to claim 1, wherein: the device also comprises an adjusting piece (6), wherein the adjusting piece (6) is connected with one side of the upper inclined block (4).

7. The deflection compensation apparatus of a workbench according to claim 6, wherein: the adjusting piece (6) is an adjusting screw which penetrates through one side of the base (1) and is connected with the upper inclined block (4).

8. The deflection compensation apparatus for a workbench according to claim 7, wherein: the adjusting piece (6) is arranged on one side of the upper inclined block (4) with wider width.

9. The deflection compensation apparatus for a workbench according to claim 1, wherein: the novel LED lamp is characterized by further comprising a cover plate (5), wherein the cover plate (5) is arranged on the base (1) and connected with the base (1).

10. A table deflection compensating apparatus as defined in any one of claims 1-9, wherein: the sealing device is characterized by further comprising a sealing plate (7), a bearing seat (8), a lead screw (9) and a motor (10), wherein the sealing plate (7) and the bearing seat (8) are respectively located on two sides of the base (1), one end of the lead screw (9) is connected with the motor (10), and the other end of the lead screw is connected with the bearing seat (8).