CN212824921U

CN212824921U - Auxiliary correction device

Info

Publication number: CN212824921U
Application number: CN202021436790.5U
Authority: CN
Inventors: 徐壮; 李连任; 杨鹏; 张�浩
Original assignee: Luxshare Intelligent Manufacture Zhejiang Co Ltd
Current assignee: Luxshare Intelligent Manufacture Zhejiang Co Ltd
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-03-30
Anticipated expiration: 2030-07-20

Abstract

The embodiment of the utility model discloses supplementary correcting unit relates to electron spare processing appurtenance technical field for the deviation that the work piece equipment appears is revised. In the auxiliary correcting device of the embodiment of the utility model, the positioning piece is provided with a positioning groove matched with the first workpiece; the pressing piece comprises a first end and a second end connected with the position adjusting component of the position adjusting component; the position adjusting component drives the pressing piece to press the second workpiece on the first workpiece placed in the positioning groove. The utility model discloses supplementary correcting unit can effectively improve the accuracy of work piece equipment.

Description

Auxiliary correction device

Technical Field

The utility model relates to an electron spare processing appurtenance technical field particularly, relates to an auxiliary correction device.

Background

When electronic parts are manufactured, a workpiece assembled by welding or gluing often deviates from a set position. For the workpieces with assembly deviation, the processing mode can be abandoned, can be reserved on the premise of not influencing the use, and can also be used for correcting the position of the workpieces with assembly deviation to enable the workpieces to reach the set standard.

In the related art, in the process of correcting a workpiece with assembly deviation, a manual mode is generally adopted to perform correction operation on the workpiece. The manual operation precision is difficult to reach the set standard, and the product reject ratio is high.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention is directed to solve the above problems in the prior art and to provide an auxiliary correcting device for correcting the position deviation caused by assembling the workpiece.

The embodiment of the utility model provides a supplementary correcting unit, include: the positioning piece is provided with a positioning groove matched with the first workpiece; the pressing piece comprises a first end and a second end connected with the position adjusting component; the position adjusting assembly drives the pressing piece to press the second workpiece onto the first workpiece placed in the positioning groove.

Preferably, the position adjustment assembly includes: one side of the fixing piece is detachably connected with the second end of the pressing piece, and the other side of the fixing piece is provided with a limiting column; the first guide rail is matched and connected with the fixing piece, and the fixing piece can move back and forth along the set route of the first guide rail; the first limit stop is arranged on the fixing piece on one side of the limit column along the set route of the first guide track, wherein the first limit stop is used for limiting the stroke of the limit column on the first guide track.

In any of the above aspects, preferably, the position adjustment assembly further includes: the first guide rail and the first limit stop block are fixed on the same side of the limiting seat; and the second limit stop is fixed on the limit seat at the same side as the first limit stop, and the fixing piece is arranged between the first limit stop and the second limit stop.

In any of the above aspects, preferably, an elastic member is installed between the second limit stopper and the fixing member.

In any one of the above aspects, preferably, the auxiliary correction device further includes: the positioning piece moves back and forth along a set route of the second guide rail; the third limit stop is arranged on the base at the same side as the second guide rail and is positioned beside one end of the second guide rail; and the fourth limit stop is arranged on the base at the same side of the second guide rail and the third limit block, and is positioned beside the other end of the second guide rail.

In any of the above schemes, preferably, a first long round hole is formed through the first limit stop, the second limit post passes through the first long round hole, and the first limit stop is arranged on the limit seat.

In any of the above schemes, preferably, a second oblong hole is formed through the fourth limit stop, and the second limit post passes through the second oblong hole and connects the fourth limit stop to the base.

In any of the above schemes, preferably, the auxiliary correcting device further includes a sliding block, the sliding block is slidably connected with the second guide track, the positioning member is rotatably connected with the sliding block, and the sliding block is provided with a push block.

In any of the above schemes, preferably, on the limit seat, a first limit stop is provided with a first stop groove at a position corresponding to the first limit stop; and a second stop groove is formed in the base at the position corresponding to the fourth limit stop.

In any of the above aspects, preferably, the first guide rail and the second guide rail are respectively marked with scale marks.

The utility model has the advantages that:

based on the above, the utility model provides an auxiliary correcting device compresses tightly the piece through using setting element and position control assembly cooperation and will wait to revise the product and fix a position, can effectively improve the accuracy that the product was revised.

Drawings

The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings, in which:

FIG. 1 is a schematic structural diagram of an embodiment of an auxiliary correction device according to the present invention;

FIG. 2 is a schematic view of the assembly structure of the base and the limiting seat according to another embodiment of the auxiliary correcting device of the present invention;

FIG. 3 is a schematic structural diagram of another embodiment of the auxiliary correcting device of the present invention;

fig. 4 is a schematic structural diagram of another embodiment of the auxiliary correcting device of the present invention;

fig. 5 is a schematic structural diagram of another embodiment of the auxiliary correcting device of the present invention.

Reference numerals: 1-a positioning element; 11-a positioning groove; 2-a first workpiece; 3-a pressing piece; 31-a first end; 32-a second end; 4-a position adjustment assembly; 41-a fixing piece; 411-a first restraint post; 42-a first guide track; 43-a first limit stop; 431-a first oblong hole; 432-a second restraint post; 44-a limiting seat; 45-a second limit stop; 46-an elastic member; 5-a second workpiece; 6-a base; 61-a second guide track; 62-a third limit stop; 63-a fourth limit stop; 631-a second oblong hole; 64-a slide block; 641-a push block; 65-a second stop groove; .

Detailed Description

The present invention will be described below based on examples, but the present invention is not limited to only these examples. In the following detailed description of the present invention, certain specific details are set forth in detail. It will be apparent to those skilled in the art that the present invention may be practiced without these specific details. Well-known methods, procedures, components and circuits have not been described in detail so as not to obscure the present invention.

Further, those of ordinary skill in the art will appreciate that the drawings provided herein are for illustrative purposes and are not necessarily drawn to scale.

Unless the context clearly requires otherwise, throughout the description, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, what is meant is "including, but not limited to".

In the description of the present invention, it is to be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

Unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are intended to be inclusive and mean that, for example, they may be fixedly connected or detachably connected or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The embodiment of the utility model provides a for solve the problem that exists among the prior art correlation technique, provide an auxiliary correcting device. Fig. 1 is a schematic structural diagram of an embodiment of the auxiliary correction device of the present invention, as shown in fig. 1, the auxiliary correction device of the present embodiment includes a positioning member 1 and a pressing member 3, wherein the positioning member 1 is provided with a positioning groove 11 matched with a first workpiece 2; the pressing member 3 comprises a first end 31 and a second end 32 connected with the position adjusting assembly 4; the position adjusting component 4 drives the pressing piece 3 to press the second workpiece 5 on the first workpiece 2 placed in the positioning groove 11.

The auxiliary correcting device of the embodiment is suitable for products with workpiece position deviation in the workpiece assembling process, positioning, welding and other operations of the products, and can be adopted for repositioning, so that the reject ratio of the products is reduced.

In this embodiment, the positioning groove 11 formed on the positioning member 1 may be matched with a part of the first workpiece 2 in the product to be corrected in shape. In one example, the positioning groove 11 may be a rectangular groove matching the bottom of the first workpiece 2, a hemispherical groove matching the bottom profile of the first workpiece 2, or another type of groove or flange matching the surface profile of the first workpiece 2.

The positioning groove 11 of this embodiment is used for fixing the first workpiece 2, and prevents the first workpiece 2 from shaking during the product correction process, and the welding or gluing position of the second workpiece 5 on the first workpiece 2 is inaccurate, or the connecting material is uneven, so that the second workpiece 5 is warped on one side of the first workpiece 2.

The pressing member 3 is mounted on the position adjusting assembly 4, and the pressing member 3 can adjust the position of the second workpiece 5 pressed on the first workpiece 2 through the position adjusting assembly 4, for example, the position adjusting assembly 4 can adjust the height, horizontal position, etc. of the pressing member 3 according to the position of the second workpiece 5.

In this embodiment, if there is a groove in the second workpiece 5, the first end 31 of the pressing member 3 in this embodiment may be a cylinder or a prism; if the contact position of the second workpiece 5 and the pressing member 3 is a plane, the first end 31 of the pressing member 3 may be a sheet structure or a U-shaped fork structure with a gap in the middle, and two teeth of the U-shaped fork press the second workpiece 5. As shown in fig. 4, the utility model discloses the accessible sets up the first end 31 that compresses tightly piece 3 into the structure that matches with 5 shapes of second work pieces, can effectively ensure to compress tightly the stability that piece 3 compressed tightly the second work piece. The shape of the first end 31 of the pressing member 3 is not specifically limited in this embodiment, and is not listed here, but does not affect understanding of those skilled in the art on the technical solution of this embodiment.

The second end 32 that this embodiment passes through pressing component 3 is connected position control assembly 4, can realize through mode such as round pin hub connection, joint, hasp connection, grafting. The pressing piece 3 of this embodiment is connected with the position adjusting component 4 and is accomplished and be used for compressing tightly second work piece 5 in-process, and the relative position of pressing piece 3 and position adjusting component 4 no longer changes to the accuracy of the position that the pressing piece 3 that the guarantee was adjusted through the position adjusting component compressed tightly second work piece 5, and the stability of compressing tightly the in-process.

FIG. 3 is a schematic structural diagram of another embodiment of the auxiliary correcting device of the present invention; fig. 4 is a schematic structural diagram of another embodiment of the auxiliary correcting device of the present invention; fig. 5 is a schematic structural diagram of another embodiment of the auxiliary correcting device of the present invention. Referring to fig. 1, 3 to 5, in some embodiments, the position adjustment assembly 4 includes a fixing member 41, a first guide rail 42, and a first limit stopper 43, wherein one side of the fixing member 41 is detachably connected to the second end 32 of the pressing member 3, and the other side of the fixing member 41 is provided with a first limit post 411; the first guide rail 42 is connected with the fixed member 41 in a matching manner, and the fixed member 41 can move back and forth along the set route of the first guide rail 42; the first limit stop 43 is disposed on the fixing member 41 at one side of the first limit post 411 along a set path of the first guide rail 42, wherein the first limit stop 43 is used for limiting the travel of the first limit post 411 on the first guide rail 42.

In the auxiliary correcting device of this embodiment, one side of the fixing element 41 close to the positioning element 1 may be used to fixedly mount the second end 32 of the pressing element 3, and the opposite side of the fixing element protrudes out of the fixing element 41 to form the first limiting column 411, which may be used to limit the moving range of the fixing element 41, and may also be used to allow an operator to toggle the first limiting column 411 to press the second workpiece 5, or toggle the limiting column to drive the fixing element 41 to adjust the position of the second workpiece 5 on the first workpiece 2.

The first guide rail 42 in this embodiment may be a linear guide rail for limiting the reciprocating motion of the fixing member 41 in the set direction. The first limit stopper 43 may be disposed at one side of the first guide rail 42, and the first limit stopper 43 may be engaged with the first limit post 411 to limit a stroke range of the fixing member 41 along the first guide rail 42.

For example, as shown in fig. 1, 3 to 5, after the first limit stop 43 moves a certain distance to the left and upward, the upward distance of the fixing member 41 may increase, and the thickness of the product pressed by the pressing member 3 may increase. In this embodiment, the first limit stopper 43 is disposed on one side of the first guide rail 42, so that the fixing member 41 can be adjusted according to products with different thicknesses, and the fixing member 41 can be prevented from slipping off from the first guide rail 42 and separating from the first guide rail 42. By detachably connecting the first end 32 of the pressing member 3 to the fixing member 41, the application range of the auxiliary correcting device of the present embodiment can be increased.

In some embodiments, the position adjusting assembly 4 further includes a limiting seat 44 and a second limiting stop 45, wherein the first guiding rail 42 and the first limiting stop 43 are fixed on the same side of the limiting seat 44; the second limit stop 45 is fixed on the limit seat 44 on the same side as the first limit stop 43, and the fixing member 41 is arranged between the first limit stop 43 and the second limit stop 45.

Referring to fig. 1 and 3, in the present embodiment, the fixing member 41, the first guide rail 42, the first limit stop 43, and the second limit stop 45 are fixed on the same limit seat 44, so that the relative stability between the above structural members can be effectively ensured. Wherein the first guide track 42 defines the moving direction of the fixing piece 41; the first limit stopper 43 is matched with a first limit column 411 which is convexly arranged on the fixing piece 41 to limit the highest position of the fixing piece 41 which can slide upwards; the second limit stopper 45 is disposed below the fixing member 41 to support the fixing member 41 and to define a lowest position at which the fixing member 41 slides downward. By disposing the fixing member 41 between the first limit stop 43 and the second limit stop 45, the fixing member 41 can be prevented from being separated from the first guide rail 42, and the movement space required for operating the fixing member 41 can be saved, and the space occupied by the auxiliary correction device of the present embodiment can be reduced.

In some embodiments, an elastic member 46 is installed between the second limit stopper 45 and the fixing member 41. The elastic member 46 may be a spring fixed on the second limit stop 45 or the fixing member 41 in this embodiment, and the spring supports the fixing member 41 in a compressed state when the auxiliary correcting apparatus of this embodiment is in an idle state or an operator presses the fixing member 41 against the second limit stop 45. In the idle state of the auxiliary correcting device of this embodiment, the spring abuts against the fixing member 41, and the first limit stopper 43 may be disposed above the fixing member 41 in this state.

By installing the elastic member 46 between the fixed member 41 and the second limit stopper 45, the fixed member 41 can be pushed up toward the first limit stopper, or there is a tendency to push up the fixed member 41 toward the first limit stopper. Therefore, in the process of fixing the product on the positioning piece 1, the fixing piece 41 does not need to be lifted towards the first limit stop 43, so that the operation time of an operator can be saved, and the working efficiency is improved. The elastic member 46 of this embodiment may be the spring, or may be other structures such as an elastic rubber pad, which is not illustrated here.

In this embodiment, the auxiliary correcting device further includes a base 6, a third limit stop 62, and a fourth limit stop 63, wherein the base 6 is mounted with a second guide rail 61, and the positioning member 1 reciprocates along a set path of the second guide rail 61; the third limit stopper 62 is mounted on the base 6 on the same side as the second guide rail 61, and the third limit stopper 62 is located beside one end of the second guide rail 61; the fourth limit stopper 63 is mounted on the base 6 on the same side as the second guide rail 61 and the third limit stopper 62, and the fourth limit stopper 63 is located beside the other end of the second guide rail 61.

The auxiliary correcting device of the embodiment can fix the positioning member 1 and the position adjusting assembly 4 on the base 6, so that the step of repositioning the positioning member 1 and the position adjusting assembly when the auxiliary correcting device of the embodiment is used every time can be avoided, and the working efficiency of an operator can be further improved. A second guide rail 61 is provided on the base 6 perpendicularly to the first guide rail 42, and the keeper 1 is slidably coupled to the second guide rail 61. The auxiliary correcting device of the present embodiment can adjust the position of the positioning member 1 in the horizontal direction by the second guide rail 61. The position of the fixing member 41 in the vertical direction can be adjusted by the first guide rail 42, so that the pressing member 3 is driven to adjust the position of the pressing member 3 in the vertical direction, and further the second workpiece 5 is pressed or the pressure on the second workpiece 5 is released.

The second guide rail 61 may be a linear guide rail, and a third limit stopper 62 and a fourth limit stopper 63 may be respectively disposed at both ends of the second guide rail 61. By providing the third limit stop 62 and the fourth limit stop 63 on the base 6, the positioning element 1 can be prevented from sliding out of the second guide rail 61 when the positioning element 1 is adjusted in the horizontal position.

In one embodiment, the first guide rail 42 is detachably connected to the retainer 44, and the second guide rail 61 is detachably connected to the base 6. The auxiliary correcting device of the embodiment can replace the first guide rail 42 and the second guide rail 61 according to different products to be corrected, so as to be suitable for the products to be corrected with different thicknesses, widths and the like. The application range of the auxiliary correction device is widened, and the cost investment of the auxiliary correction device is reduced.

In this embodiment, the distance between the third limit stop 62 and the limit seat 44 is greater than the distance between the fourth limit stop 63 and the limit seat 44. In the process of installing a product on the positioning element 1, the positioning element 1 can slide to the third limit stop 62 along the second guide rail 61, and after the positioning element 1 slides to a certain distance from the position adjusting assembly 4, an operator or a mechanical arm can install the product to be corrected on the positioning element 1. This embodiment is greater than fourth limit stop 63 and spacing seat 44's interval through the interval with third limit stop 62 and spacing seat 44, can provide enough space for operating personnel or arm installation treat the product of revising on setting element 1, produces collision interference with position control assembly 4 when avoiding installing the product of treating revising on positioning seat 1, causes position control assembly 4 structural damage or operating personnel injured. The installation convenience of the product to be corrected, the personal safety of operators and the structural safety of the auxiliary correcting device of the embodiment are guaranteed.

In some embodiments, a first oblong hole 431 is provided through the first bump stop 43, and a second bump stop 432 passes through the first oblong hole 431 and positions the first bump stop 43 on the bump stop seat 44. A second elongated hole 631 is formed through the fourth limit stopper 63, and the second limit post 432 passes through the second elongated hole 631 to couple the fourth limit stopper 63 to the base 6.

In this embodiment, a threaded hole or a through hole may be respectively formed at a position where the first limit stop 43 is mounted on the limit seat 44 and a mounting position of the fourth limit stop 63 on the base 6, the second limit post 432 passes through the first long circular hole 431 to be matched with the threaded hole or the through hole on the limit seat 44 to fix the first limit stop 43 on the limit seat 44, and the second limit post 432 passes through the second long circular hole 631 to be matched with the threaded hole or the through hole on the base 6 to fix the fourth limit stop 63 on the limit seat 44. In this embodiment, the second bump 432 for fixing the first bump stopper 43 and the second bump 432 for fixing the fourth bump stopper 63 may be the same type of structure, but not the same. In this embodiment, the second limiting column 432 may be a pin, a screw, or other column that can be used for inserting and limiting, such as a hexagon bolt, and the specific type of the second limiting column 432 is not limited in this embodiment.

In the auxiliary correcting device according to the present embodiment, the first oblong hole 431 is provided to adjust the position of the first limit stopper 43 on the limit seat 44, and the second oblong hole 631 is provided to adjust the position of the fourth limit stopper 63 on the base 6. By adjusting the first limit stopper 43 and the fourth limit stopper 63, the application range of the auxiliary correction device of the present embodiment can be expanded, and the utilization rate of the auxiliary correction device of the present embodiment can be improved.

In some embodiments, the auxiliary correcting device further includes a sliding block 64, the sliding block 64 is slidably connected to the second guide rail 61, the positioning member 1 is rotatably connected to the sliding block 64, and the sliding block 64 is provided with a pushing block 641. As shown in fig. 5, in the embodiment, the positioning member 1 is rotatably connected to the sliding block 64, and when a product to be corrected is installed on the positioning member 1, the positioning member 1 is installed after being turned over; after the installation is finished, the positioning piece 1 is turned over, so that the second workpiece 5 on the positioning piece 1 is opposite to the pressing piece 3; and after the first workpiece 2 and the second workpiece 5 are corrected, the positioning piece 1 is turned over and taken out of the corrected product. In one example, the product to be corrected may be mounted after the spacer 1 is detached from the slider 64. In one example, the edge of the positioning groove 11 is further provided with a notch, and the push block 641 aligns with the first workpiece 2 exposed from the notch. After the positioning member 1 is installed on the sliding block 64, the first workpiece 2 can be pressed by pushing the pushing block 641 movably connected to the sliding block, so that the stability of the product in the correcting process is ensured.

In some embodiments, fig. 2 shows a schematic structural view of the assembly of the base and the limiting seat according to another embodiment of the auxiliary correcting device of the present invention. As shown in fig. 2, a first stopper groove 441 is disposed at a position corresponding to the first stopper 43 on the stopper base 44; a second stopper groove 65 is provided in the base 6 at a position corresponding to the fourth stopper 63. The first stopper groove 441 of the present embodiment may define the direction of the first stopper 43, and the second stopper groove 65 may define the moving direction of the fourth stopper 63. The "moving direction" may be a moving direction of the first limit stop 43, the fourth limit stop 63 and the second limit post 432 during the fixing process of the positions on the limit seat 44 and the base 6, respectively. The first limit stop 43 and the fourth limit stop 63 can be prevented from being deviated in the fixing process by arranging the first stop groove 441 and the second stop groove 65, and the stopping effect of the first limit stop 43 and the fourth limit stop 63 is reduced.

In some embodiments, the first guide track 42 and the second guide track 61 may be marked with scale marks. The stroke of the fixing member 41 when the first end 31 is pressed against the second workpiece 5 can be accurately adjusted by the scale marks and the sizes of the parts of the auxiliary correction device of the embodiment. The specific positions of the fixing member 41 and the positioning member 1 can be adjusted by the scale marks and the sizes of the respective parts, so that the first end 31 can be aligned with the second workpiece 5, and the operation accuracy of the auxiliary correction device of the embodiment can be effectively improved.

For further understanding of the structural features, operational features, and intended advantages of the invention, reference will now be made to the use of the invention in conjunction with the following description, which is believed to provide a more thorough and detailed understanding of the invention, as illustrated in the accompanying drawings, in which:

in the specific use process of the auxiliary correcting device of the embodiment, the auxiliary correcting device can be used for correcting poor elastic sheet products caused by position deviation for maintenance and use, wherein the elastic sheet products can be battery box products, keys in 3C electronics and the like. As shown in fig. 1 and 3, in the present embodiment, the first workpiece 2 may be a workpiece whose two side surfaces are perpendicular to the same bottom surface and protrude from the bottom surface in the same direction, the second workpiece 5 may be a workpiece welded to the bottom surface and placed in a space surrounded by the two side surfaces and the bottom surface, and the second workpiece 5 may be a workpiece of a spring sheet type. The first end 31 of the pressure piece 3 can be of the above-described clevis configuration, which is matched to the contour of the second workpiece 5. The two teeth of the first end of the pressing member 3 penetrate into the second workpiece 5 and press the second workpiece 5 onto the first workpiece 2.

As shown in fig. 4 and 5, after the second workpiece 5 is pressed against the first workpiece 2, a bonding agent such as tin between the second workpiece 5 and the first workpiece 2 is melted by a high temperature method. The second workpiece 5 is pressed by the pressing piece 3, so that the connecting agent between the second workpiece 5 and the first workpiece 2 can be uniformly distributed between the second workpiece 5 and the first workpiece 2 in thickness after being melted. After the joining agent melts, the operator or the robot can further adjust the position of the second workpiece 5 on the first workpiece 2 by adjusting the position adjustment assembly 4. And (5) carrying out position detection on the adjusted product by using a CCD visual detection instrument to determine whether the product is in compliance. In this embodiment, the CCD vision inspection is to use a robot to replace the human eye for measurement and judgment. The visual detection means that a machine vision product (namely an image shooting device which is divided into a CMOS (complementary metal oxide semiconductor) product and a CCD (charge coupled device) product) converts a shot target into an image signal, transmits the image signal to a special image processing system, and converts the image signal into a digital signal according to information such as pixel distribution, brightness, color and the like; the image system performs various operations on these signals to extract the features of the target, and then obtains the detection result.

This supplementary correcting unit of embodiment in market can avoid the direct manual operation of operating personnel to carry out position correction to first work piece 2 and the second work piece 5 of product, can also improve the position accuracy of equipment between first work piece 2 and the second work piece 5 after the correction, has reduced the product defective rate, has practiced thrift manufacturing cost.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. An auxiliary correcting apparatus, comprising:

the positioning piece (1) is provided with a positioning groove (11) matched with the first workpiece (2); and

a pressing member (3) comprising a first end (31) and a second end (32) connected with the position adjusting assembly (4);

the position adjusting assembly (4) drives the pressing piece (3) to press a second workpiece (5) onto the first workpiece (2) placed in the positioning groove (11).

2. The auxiliary correcting device according to claim 1, characterized in that the position adjusting assembly (4) comprises:

one side of the fixing piece (41) is detachably connected with the second end (32) of the pressing piece (3), and the other side of the fixing piece (41) is provided with a first limiting column (411);

the first guide rail (42) is matched and connected with the fixing piece (41), and the fixing piece (41) can move back and forth along the set route of the first guide rail (42);

and the first limit stop (43) is arranged on the fixing piece (41) on one side of the first limit column (411) along the set route of the first guide rail (42), wherein the first limit stop (43) is used for limiting the stroke of the first limit column (411) on the first guide rail (42).

3. The auxiliary correcting device according to claim 2, characterized in that the position adjusting assembly (4) further comprises:

the limiting seat (44) is used for fixing the first guide rail (42) and the first limiting stop block (43) at the same side;

and the second limit stop (45) is fixed on the limit seat (44) on the same side as the first limit stop (43), and the fixing piece (41) is arranged between the first limit stop (43) and the second limit stop (45).

4. Auxiliary correcting device according to claim 3, characterized in that an elastic member (46) is installed between the second limit stop (45) and the fixing member (41).

5. The auxiliary correction device as claimed in claim 4, further comprising:

the positioning device comprises a base (6) provided with a second guide rail (61), and the positioning piece (1) moves back and forth along a set route of the second guide rail (61);

the third limit stop (62) is arranged on the base (6) on the same side as the second guide rail (61), and the third limit stop (62) is positioned beside one end of the second guide rail (61);

and the fourth limit stop (63) is arranged on the base (6) on the same side as the second guide rail (61) and the third limit stop (62), and the fourth limit stop (63) is positioned beside the other end of the second guide rail (61).

6. Auxiliary correction device according to claim 4 or 5, characterized in that a first oblong hole (431) is provided through the first limit stop (43), a second limit post (432) passes through the first oblong hole (431), and the first limit stop (43) is provided on the limit seat (44).

7. Auxiliary correction device according to claim 5, characterized in that a second oblong hole (631) is provided through the fourth limit stop (63), a second limit post (432) passes through the second oblong hole (631) and groups the fourth limit stop (63) on the base (6).

8. The auxiliary correcting device of claim 5, further comprising a sliding block (64), wherein the sliding block (64) is slidably connected with the second guide rail (61), the positioning member (1) is rotatably connected with the sliding block (64), and a pushing block (641) is mounted on the sliding block (64).

9. The auxiliary correcting device of claim 5, wherein a first limit stop groove (441) is formed in the position corresponding to the first limit stop (43) on the limit seat (44); and a second stop groove (65) is formed in the base (6) at a position corresponding to the fourth limit stop (63).

10. The auxiliary correcting device according to claim 5, wherein scale marks are marked on the first guide rail (42) and the second guide rail (61), respectively.