CN220372584U - Bolt hole aligning device and counterforce beam system - Google Patents

Abstract

The utility model relates to the technical field of mechanical assembly, and discloses a bolt hole aligning device and a counterforce beam system. The bolt hole aligning device comprises a bolt, a bolt hole, a first driving assembly, a camera and a second driving assembly, wherein the bolt is arranged at the end part of the first member, the bolt hole is arranged on the second member, and the first driving assembly is configured to drive the first member to move relative to the second member along a second direction; the camera sets up in the center department that the bolt is close to the one end of bolt hole, and the camera can take a picture the discernment to the bolt hole to can make bolt and bolt hole just right through machine vision technique, improve the position accuracy between bolt and the bolt hole, guarantee that the bolt can smoothly insert in the bolt hole, avoid bolt wearing and tearing or deformation, prolonged the life of bolt. The second driving component is used for driving the bolt to be inserted into the bolt hole along the first direction, so that the automatic inserting process is realized, the labor is saved, and the inserting efficiency is improved.

Description

Bolt hole aligning device and counterforce beam system

Technical Field

The utility model relates to the technical field of mechanical assembly, in particular to a bolt hole aligning device and a counterforce beam system.

Background

When large-scale mechanical equipment is assembled, two structural members are required to be connected together through a pin shaft, pin holes of the two structural members to be connected are required to be aligned before the pin shaft is assembled, and therefore the pin shaft can be smoothly inserted into the pin holes of the structural members to be connected.

In the prior art, as in the earlier stage patent of application number 202020702833.3, wherein through the motion of second drive assembly drive counter-force beam along vertical direction to make the bolt subassembly stop at appointed high position department and cooperate with corresponding mating hole, the bolt subassembly includes first chamfer bolt and second chamfer bolt, when the bolt subassembly cooperates with the mating hole, the chamfer of first chamfer bolt is great, has less resistance when making it cooperate with the mating hole, has improved the cooperation efficiency of bolt subassembly and mating hole, the chamfer of second chamfer bolt is less, has great mating area when second chamfer bolt cooperates with the mating hole, makes it can be stable with fixed connection between counter-force beam and the support column. The disadvantage of the above scheme is that the position accuracy between the bolt and the mating hole is difficult to ensure, when certain position deviation exists between the bolt and the mating hole, the bolt is forcedly inserted into the mating hole by utilizing the chamfer inclined plane at the end part of the bolt, the stress of the bolt is very large at the moment, the bolt is easy to wear and even deform, and if the bolt deforms, the difficulty of pulling out the mating hole is very large.

Accordingly, there is a need to provide a pin-to-hole device and a reaction beam system to solve the above-mentioned problems.

Disclosure of Invention

According to one aspect of the novel use, the utility model aims to provide a bolt hole aligning device, which can improve the position precision between a bolt and a bolt hole and ensure that the bolt can be smoothly inserted into the bolt hole.

According to another aspect of the present application, the present utility model aims to provide a reaction beam system, by providing the pin hole aligning device, the position accuracy between the pin and the pin hole can be improved, and the pin can be ensured to be smoothly inserted into the pin hole.

In order to achieve the purpose, the utility model is realized by the following technical scheme:

bolt is to hole device includes:

the bolt is arranged at the end part of the first component and extends along the first direction, the bolt hole is formed in the second component, the bolt hole is a circular hole, and the cross section of the bolt is circular matched with the bolt hole;

a first drive assembly configured to drive the first member to move relative to the second member in a second direction, the second direction being perpendicular to the first direction;

the camera is arranged at the center of one end, close to the bolt hole, of the bolt, and can be used for photographing and identifying the bolt hole so that the bolt is opposite to the bolt hole;

the second driving assembly is arranged on the first member, the bolt is connected to the output end of the second driving assembly, and when the bolt is aligned with the bolt hole, the second driving assembly is used for driving the bolt to be inserted into the bolt hole along the first direction so as to connect the first member with the second member.

As an alternative scheme, the center of the bolt near one end of the bolt hole is provided with a containing groove, and the camera part is contained in the containing groove.

As an alternative, the bolt hole is a circular hole, and the cross section of the bolt is a circle matched with the bolt hole.

As an alternative, the latch is conical towards one end of the latch bore.

As an alternative scheme, first component is constructed to hollow tubular structure, and it includes along first wallboard and the second wallboard of first direction interval setting, first hole has been seted up on the first wallboard, second hole has been seted up on the second wallboard, first hole with the second hole is concentric and same diameter, first hole with insert between the second hole has the axle sleeve, the hole of axle sleeve is the bolt hole.

As an alternative, the first member is provided with a plurality of bolt holes arranged at intervals along the second direction;

the first wallboard deviates from one side of the second wallboard and is respectively stuck with identification codes at the edge of each first hole, or each inner hole wall of the shaft sleeve is respectively stuck with identification codes, each identification code corresponds to each serial number of the bolt hole, and the camera can scan and identify the identification codes.

As an alternative, the second driving assembly includes:

a mounting plate fixed to the first member;

the driving piece is fixed on the mounting plate, and the output end of the driving piece extends along the first direction;

the switching piece is connected with the output end of the driving piece, and the bolt is connected with one end, far away from the driving piece, of the switching piece.

As an alternative, the number of the bolts is two, and the two bolts are arranged at intervals along the second direction;

the number of the second driving components is two, the two second driving components are arranged at intervals along the second direction, each bolt is connected with the corresponding output end of the second driving component, and the second driving components can drive the bolts to be inserted into the corresponding bolt holes.

A reaction beam system comprising a support assembly, a reaction beam and the pin-to-hole device of any one of claims, the reaction beam being the first member, the support assembly comprising a cross beam and two support columns disposed at opposite ends of the cross beam, the support columns being the second member, the reaction beam being disposed between the two support columns.

As an alternative, the pin-to-hole device includes a first driving assembly, the first driving assembly including:

the driving part is arranged on the cross beam;

and the transmission part is connected with the driving part and the counter-force beam at the same time, and the driving part drives the counter-force Liang Shengjiang through the transmission part.

As an alternative scheme, the driving part is a winch, the transmission part comprises a rope and a plurality of fixed pulleys, the fixed pulleys are respectively fixed on the beam and the counter-force beam, one end of the rope is connected with the winch, and the other end of the rope is connected with the beam after sequentially bypassing the fixed pulleys

The beneficial effects of the utility model are as follows:

according to the bolt hole aligning device, the camera is arranged at the center of one end of the bolt, which is close to the bolt hole, so that when the first driving assembly drives the first component to move along the second direction, the camera can shoot and identify the bolt hole, so that the bolt is opposite to the bolt hole through a machine vision technology, the position precision between the bolt and the bolt hole is improved, the bolt can be smoothly inserted into the bolt hole, the bolt is prevented from being worn or deformed, and the service life of the bolt is prolonged. When the bolt is aligned with the bolt hole, the second driving assembly drives the bolt to be inserted into the bolt hole along the first direction so as to connect the first component with the second component, thereby realizing an automatic inserting process, saving manpower and improving inserting efficiency.

According to the counter-force beam system, the bolt hole aligning device is arranged, so that the position accuracy between the bolt and the bolt hole can be improved, the bolt can be smoothly inserted into the bolt hole, an automatic inserting process is realized, labor is saved, the inserting efficiency is improved, and the connecting efficiency between the counter-force beam and the support column is improved.

Drawings

For a more obvious and understandable description of embodiments of the utility model or solutions according to the prior art, reference will be made to the accompanying drawings, which are used in the description of the embodiments or the prior art and which are examples of the utility model, and from which other drawings can be obtained without inventive effort for a person skilled in the art.

FIG. 1 is a schematic structural view of a reaction beam system provided by an embodiment of the present utility model;

FIG. 2 is a front view of a reaction beam system provided by an embodiment of the present utility model;

fig. 3 is a schematic diagram of the cooperation of the counter-force beam and the support column under the first view angle according to the embodiment of the present utility model;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

fig. 5 is a schematic diagram illustrating the cooperation of the counter-force beam and the support column under the second view angle according to the embodiment of the present utility model;

FIG. 6 is a partial enlarged view at B in FIG. 5;

fig. 7 is an exploded view of a second drive assembly and a latch according to an embodiment of the present utility model.

In the figure:

1. a support assembly; 11. a cross beam; 12. a support column; 121. a first wall plate; 1211. a first hole; 122. a second wall plate; 1221. a second hole; 123. a shaft sleeve; 124. a bolt hole; 13. a base;

2. a reaction beam; 21. a hydraulic cylinder;

3. a plug pin; 31. a receiving groove;

4. a camera;

5. a first drive assembly; 51. a driving section; 52. a transmission part; 521. a rope; 522. a fixed pulley;

6. a second drive assembly; 61. a mounting plate; 62. a driving member; 63. an adapter.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are orientation or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

The present embodiment provides a pin hole alignment device that may be used in a plug connection between a first component and a second component in a large mechanical device. As shown in fig. 1, in the present embodiment, the large-scale mechanical device is specifically a reaction beam system, and the present embodiment is described by taking the reaction beam system as an example, wherein the first member is a reaction beam 2 of the reaction beam system, and the second member is a support column 12 of the reaction beam system. It will be appreciated that aerospace, automotive manufacturing and port freight logistics centers all use a large number of load bearing equipment such as lifting rigs and jacks, which are mainly used for maintaining component lifting, lifting and bearing positioning during component assembly, and the like, and the counterforce beam system is mainly used for carrying out static loading tests on the equipment to determine the safety and reliability of the equipment. Of course, in other embodiments, the pin-to-hole device may also be used in other large mechanical devices with plugging requirements, which are not specifically limited herein. For convenience of explanation, when the reaction beam system is placed on the ground, two directions perpendicular to each other in the defined space are a first direction and a second direction, wherein the first direction is a horizontal direction when the reaction beam system is actually placed, and the second direction is a vertical direction when the reaction beam system is actually placed.

Specifically, as shown in fig. 1, the reaction beam system provided in this embodiment includes a support assembly 1, a reaction beam 2, and the pin hole alignment device described above, where the support assembly 1 includes a cross beam 11 and two support columns 12 disposed at two ends of the cross beam 11 and disposed opposite to each other, the reaction beam 2 is disposed between the two support columns 12, and the pin hole alignment device is used to connect the reaction beam 2 to the support columns 12. The support assembly 1 further comprises a base 13, two support columns 12 stand on the base 13, and the base 13 can be placed on the ground. The base 13 increases the contact area between the reaction beam system and the ground, ensures that the reaction beam system can be stably erected on the ground, and further ensures the stable work of the reaction beam system.

Further, as shown in fig. 2, a hydraulic cylinder 21 is provided at the bottom of the reaction beam 2, and the hydraulic cylinder 21 can abut against an external device and apply pressure to the external device to perform a loading test. A force sensor is provided at the output of the hydraulic cylinder 21, which force sensor facilitates the operator in determining the loading load in the loading test.

Specifically, as shown in fig. 2 to 7, the pin hole aligning device includes a pin 3, a pin hole 124, a first driving component 5, a camera 4 and a second driving component 6, the pin 3 is disposed at an end of the reaction beam 2 and extends along a first direction, the pin hole 124 is disposed on the support column 12, the pin hole 124 is a circular hole, and a cross section of the pin 3 is a circle adapted to the pin hole 124. The first driving component 5 is arranged on the supporting component 1, and the first driving component 5 is configured to drive the counter-force beam 2 to move relative to the support column 12 along the second direction so as to drive the bolt 3 to move along the second direction; the camera 4 is arranged at the center of one end of the bolt 3, which is close to the bolt hole 124, and when the first driving component 5 drives the counter-force beam 2 to move along the second direction, the camera 4 can shoot and identify the bolt hole 124 so that the bolt 3 is opposite to the bolt hole 124; the second driving component 6 is disposed on the reaction beam 2, the bolt 3 is connected to the output end of the second driving component 6, and when the bolt 3 is aligned with the bolt hole 124, the second driving component 6 is used for driving the bolt 3 to insert into the bolt hole 124 along the first direction so as to connect the reaction beam 2 with the support column 12.

When the device is used, the reaction beam 2 is firstly coarsely positioned, namely the first driving component 5 firstly drives the reaction beam 2 to ascend or descend, along with the ascending or descending of the reaction beam 2, the camera 4 at the front end of the bolt 3 performs image acquisition on the surface of the support column 12 until the bolt hole 124 falls in the imaging range of the camera 4, the reaction beam 2 continues to ascend or descend, and the camera 4 sweeps the bolt hole 124 on the support column 12 and images. The camera 4 may be a micro camera commonly used in the prior art, and the specific model is not limited herein. The reaction beam system further comprises a controller, and the camera 4, the driving part 51 of the first driving assembly 5 and the driving piece 62 of the second driving assembly 6 are all electrically connected with the controller.

Taking a latch hole 124 as an example, the principle of the latch 3 to hole will be described: in the ascending or descending process of the reaction beam 2, the camera 4 continuously shoots the bolt hole 124, acquires image information of the bolt hole 124, and sends the image information to the controller, and the controller processes the image information to obtain two contour circles of the nearest end and the farthest end of the bolt hole 124, wherein the nearest end and the farthest end of the bolt hole 124 are relative to the camera 4, the nearest end refers to the end of the bolt hole 124 nearest to the camera 4, and the farthest end refers to the end of the bolt hole 124 farthest from the camera 4. Then, the controller calculates the center coordinates of the two contour circles, calculates the deviation values of the two center positions, and determines that the bolt 3 is aligned with the bolt hole 124 when the deviation values of the two center positions are within the allowable error range, which indicates that the two contour circles become concentric circles. At this time, the controller controls the driving part 51 of the first driving assembly 5 to stop moving so that the latch 3 is stopped at a position opposite to the latch hole 124, and simultaneously controls the driving part 62 of the second driving assembly 6 to start moving so that the latch 3 is inserted into the latch hole 124. Along with the insertion of the bolt 3, the camera 4 continues to shoot and image the bolt hole 124, the controller is used for identifying the outline of the circumference of the furthest end of the bolt hole 124, the pixel value of the outline diameter is obtained, the insertion depth of the bolt 3 can be judged according to the pixel value, when the pixel value is within the allowable error range, the bolt 3 is judged to be inserted in place, and at the moment, the controller controls the driving piece 62 of the second driving assembly 6 to stop acting, so that the bolt 3 stops being inserted.

It should be noted that, by those skilled in the art, all the electrical components in the present case are connected with the power supply adapted thereto through wires, and an appropriate controller may be selected according to the actual situation, so as to meet the above-mentioned control requirement, and the connection means between the electrical components should refer to the sequence of operation in the above-mentioned working principle to complete the electrical connection, and the detailed connection means are known in the art and will not be described herein.

The bolt hole aligning device provided by this embodiment sets up camera 4 through the center department that is close to the one end of bolt hole 124 at bolt 3 for when first drive assembly 5 drive counter-force beam 2 moves along the second direction, camera 4 can take a picture discernment to bolt hole 124, thereby can make bolt 3 and bolt hole 124 just right through the machine vision technique, improved the position accuracy between bolt 3 and the bolt hole 124, guarantee that bolt 3 can smoothly insert in bolt hole 124, avoid bolt 3 wearing and tearing or deformation, prolonged the life of bolt 3. When bolt 3 is right with bolt hole 124, in second drive assembly 6 drive bolt 3 inserts bolt hole 124 along first direction to be connected counter-force beam 2 and support column 12, thereby the motion of the remote tool drive bolt 3 of operating personnel's use of being convenient for has realized automatic grafting process, has improved counter-force beam system's operation convenience, uses manpower sparingly, has improved grafting efficiency.

It should be noted that, the axis direction of the bolt hole 124 is parallel to the length direction of the counter-force beam 2, and two ends of the counter-force beam 2, which are oppositely arranged along the length direction, are respectively matched with the bolt holes 124 on the corresponding support columns 12 through bolts 3, so that the possibility that the counter-force beam 2 shakes on the support columns 12 is reduced, the stability of the counter-force beam 2 when fixedly arranged on the support columns 12 is improved, and the accuracy of a loading test by using the counter-force beam system is improved.

Preferably, as shown in fig. 7, the center of the bolt 3 near one end of the bolt hole 124 is provided with a containing groove 31, and the camera 4 is partially contained in the containing groove 31. Specifically, the camera 4 is used for the camera lens part of shooting to be located outside the holding groove 31 to prevent that holding groove 31 from sheltering from the scope of shooing of camera 4, the holding inslot 31 can be arranged in to the other part of camera 4, in order to fix a position the mounted position of camera 4, guarantee that camera 4 all is located the central point of bolt 3 when installing at every turn, thereby guarantee the precision to the hole, need not to find the center department of bolt 3 earlier when installing at every turn and install camera 4 again, the operation is more convenient.

Preferably, as shown in fig. 6, the end of the bolt 3 facing the bolt hole 124 is conical, so that the bolt 3 can smoothly enter the bolt hole 124, the abrasion to the end of the bolt 3 is reduced, and the service life of the bolt 3 is ensured.

Further, as shown in fig. 3 and 4, the support column 12 is configured as a hollow tubular structure, which includes a first wall plate 121 and a second wall plate 122 that are disposed at intervals along a first direction, a first hole 1211 is formed in the first wall plate 121, a second hole 1221 is formed in the second wall plate 122, the first hole 1211 and the second hole 1221 are concentric and have the same diameter, a shaft sleeve 123 is inserted between the first hole 1211 and the second hole 1221, and an inner hole of the shaft sleeve 123 is the pin hole 124. On the one hand, the sleeve 123 can play a role in guiding the insertion of the plug pin 3, so as to ensure that the plug pin 3 can be accurately inserted into the first hole 1211 of the first wall plate 121 and the second hole 1221 of the second wall plate 122 at the same time; on the other hand, the working surface of the shaft sleeve 123 can reduce the friction force between the working surface and the bolt 3, ensure that the bolt 3 can be smoothly and rapidly inserted into the bolt hole 124, and improve the inserting efficiency.

Further, a plurality of bolt holes 124 are formed in the support column 12 at intervals along the second direction, the reaction beam 2 is driven to move up and down through the first driving component 5, so that the bolts 3 can be matched in any one of the bolt holes 124, the reaction beam 2 is fixed at the designated height of the support column 12, and further the loading test can be realized at different heights on the premise of large variation range load by the reaction beam system.

Specifically, an identification code (not shown) is respectively attached to the edge of each first hole 1211 on one side of the first wall plate 121 facing away from the second wall plate 122, or an identification code is respectively attached to the inner hole wall of each shaft sleeve 123, each identification code corresponds to the number of each bolt hole 124, and the camera 4 can scan and identify the identification code. Illustratively, referring to fig. 5 and 6, the plurality of pin holes 124 are divided from top to bottom into the 1 st to 17 th pin holes 124, i.e., the 1 st pin hole 124 is numbered "1", the second pin hole 124 is numbered "2", and so on, each identification code corresponds to the number of each pin hole 124, i.e., each identification code carries the number information of the corresponding pin hole 124. It should be noted that the above description is merely an example, and is not limited to the number of the bolt holes 124, and in actual use, the number of the bolt holes 124 may be selected according to actual requirements, which is not particularly limited herein.

In the case of a plurality of bolt holes 124, the specific working procedure is as follows: firstly, an operator sets the number of the required bolt hole 124 in advance according to the actual height requirement of the reaction beam 2, then the first driving component 5 drives the reaction beam 2 to ascend or descend, in the ascending or descending process of the reaction beam 2, the camera 4 continuously photographs the bolt hole 124, the center position deviation of the nearest end and the farthest end of the bolt hole 124 is judged by using the machine vision technology (specific reference can be made to the bolt 3 pair Kong Guocheng), meanwhile, the camera 4 scans and identifies the identification code at each bolt hole 124, and the controller compares the identified code information with the number set by the operator in advance. When the deviation value of the circle center positions of the two contour circles at the nearest end and the farthest end of the bolt hole 124 is detected to be within the allowable error range, and when the identified coded information is just the serial number of the bolt hole 124 set by an operator in advance, the high and low positions of the counter-force beam 2 can be judged, at the moment, the controller controls the driving part 51 of the first driving assembly 5 to stop acting, so that the bolt 3 stops at the position opposite to the corresponding bolt hole 124, and simultaneously, the controller controls the driving piece 62 of the second driving assembly 6 to start acting, so that the bolt 3 is inserted into the bolt hole 124. The depth of insertion of the pin 3 is determined by identifying the pixel value of the diameter of the most distal circular outline of the pin hole 124, and will not be described in detail herein.

Further, as shown in fig. 1 and 2, the first driving unit 5 includes a driving portion 51 and a transmission portion 52, the driving portion 51 is provided on the cross member 11, the transmission portion 52 is connected to the driving portion 51 and the reaction beam 2 at the same time, and the driving portion 51 drives the reaction beam 2 to move up and down through the transmission portion 52. Through adopting above-mentioned setting can realize the motion of counter-force beam 2 along vertical direction to make the counter-force beam system can accomplish the loading test under multiple height, improved the suitability of counter-force beam system.

Specifically, as shown in fig. 2, the driving unit 51 is a hoist, the transmission unit 52 includes a rope 521 and a plurality of fixed pulleys 522, the fixed pulleys 522 are fixed to the cross beam 11 and the reaction beam 2, and one end of the rope 521 is connected to the hoist and the other end is connected to the cross beam 11 while bypassing the fixed pulleys 522 in order. Illustratively, the hoist is capable of moving the rope 521, and when the rope 521 is wound by the hoist, the overall length of the rope 521 outside the hoist becomes short so that the rope 521 drives the reaction beam 2 to rise in the vertical direction, and conversely, when the rope 521 is unwound by the hoist, the overall length of the rope 521 outside the hoist becomes long so that the rope 521 drives the reaction beam 2 to fall in the vertical direction.

Further, with reference to fig. 5 and 6, the reaction beam 2 is configured as a tubular structure with a hollow interior, the second driving assembly 6 and the plug 3 are both located inside the reaction beam 2, and the second driving assembly 6 can drive the plug 3 to extend out from the side surface of the reaction beam 2, where the reaction beam 2 shown in fig. 5 is the reaction beam 2 with part of the plate material removed. Specifically, as shown in fig. 6 and 7, the second driving assembly 6 includes a mounting plate 61, a driving member 62 and an adapter member 63, the mounting plate 61 is vertically fixed inside the reaction beam 2, the driving member 62 is fixed on the mounting plate 61, an output end of the driving member 62 extends in the first direction, the adapter member 63 is connected to an output end of the driving member 62, and the plug pin 3 is connected to an end of the adapter member 63 remote from the driving member 62. The driving member 62 is reciprocally moved in the first direction by driving the adapter member 63, thereby driving the plug pin 3 to be inserted into the plug pin hole 124 or to be moved from within the plug pin hole 124. Wherein the driving member 62 is preferably an oil cylinder.

Preferably, as shown in fig. 6, the number of the bolts 3 is two, the two bolts 3 are arranged at intervals along the second direction, a camera 4 is arranged at the center position of the end part of each bolt 3, the number of the second driving components 6 is two, the two second driving components 6 are arranged at intervals along the second direction, each bolt 3 is connected to the output end of the corresponding second driving component 6, and the second driving components 6 can drive the bolts 3 to be inserted into the corresponding bolt holes 124. The two bolts 3 can be in plug-in fit with the two adjacent bolt holes 124, so that the counter-force beam 2 can be prevented from overturning around the length direction of the counter-force beam, and the stability of the counter-force beam 2 and the support column 12 is improved. In the case of two pins 3, when the operator needs to set the number of the pin hole 124 to be required according to the height requirement of the reaction beam 2, the operator may select the number of the pin hole 124 to be matched with the pin 3 above.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (10)

1. Bolt is to hole device, its characterized in that includes:

the bolt (3) is arranged at the end part of the first component and extends along the first direction, the bolt hole (124) is formed in the second component, the bolt hole (124) is a circular hole, and the cross section of the bolt (3) is circular matched with the bolt hole (124);

a first drive assembly (5) configured to drive the first member in a second direction relative to the second member, the second direction being mutually perpendicular to the first direction;

the camera (4) is arranged at the center of one end, close to the bolt hole (124), of the bolt (3), and the camera (4) can shoot and identify the bolt hole (124) so that the bolt (3) is opposite to the bolt hole (124);

the second driving assembly (6) is arranged on the first component, the bolt (3) is connected to the output end of the second driving assembly (6), and when the bolt (3) is aligned with the bolt hole (124), the second driving assembly (6) is used for driving the bolt (3) to be inserted into the bolt hole (124) along the first direction so as to connect the first component with the second component.

2. The pin hole aligning device according to claim 1, wherein a receiving groove (31) is formed in a center of the pin (3) near one end of the pin hole (124), and the camera (4) is partially received in the receiving groove (31).

3. The pin-to-hole arrangement according to claim 1, characterized in that the pin (3) is conical towards one end of the pin hole (124).

4. The plug pin hole aligning device according to claim 1, wherein the first member is configured as a hollow tubular structure, and comprises a first wall plate (121) and a second wall plate (122) which are arranged at intervals along the first direction, a first hole (1211) is formed in the first wall plate (121), a second hole (1221) is formed in the second wall plate (122), the first hole (1211) and the second hole (1221) are concentric and have the same diameter, a shaft sleeve (123) is inserted between the first hole (1211) and the second hole (1221), and an inner hole of the shaft sleeve (123) is the plug pin hole (124).

5. The pin hole alignment device of claim 4, wherein the first member has a plurality of pin holes (124) spaced apart along the second direction;

the first wall plate (121) is away from one side of the second wall plate (122) and is respectively stuck with identification codes at the edge of each first hole (1211), or each inner hole wall of the shaft sleeve (123) is respectively stuck with identification codes, each identification code corresponds to the number of each bolt hole (124), and the camera (4) can scan and identify the identification codes.

6. The pin hole alignment device according to claim 1, wherein the second drive assembly (6) comprises:

a mounting plate (61) fixed to the first member;

a driving member (62) fixed to the mounting plate (61), an output end of the driving member (62) extending in the first direction;

and the adapter piece (63) is connected to the output end of the driving piece (62), and the bolt (3) is connected to one end, far away from the driving piece (62), of the adapter piece (63).

7. The pin hole aligning device according to claim 1, characterized in that the number of pins (3) is two, two pins (3) being arranged at intervals along the second direction;

the number of the second driving assemblies (6) is two, the two second driving assemblies (6) are arranged at intervals along the second direction, each bolt (3) is connected to the output end of the corresponding second driving assembly (6), and the second driving assemblies (6) can drive the bolts (3) to be inserted into the corresponding bolt holes (124).

8. The reaction beam system is characterized by comprising a support component (1), a reaction beam (2) and a bolt hole aligning device according to any one of claims 1-7, wherein the reaction beam (2) is the first component, the support component (1) comprises a cross beam (11) and two support columns (12) which are arranged at two ends of the cross beam (11) and are oppositely arranged, the support columns (12) are the second component, and the reaction beam (2) is arranged between the two support columns (12).

9. The reaction beam system of claim 8 wherein the pin-to-hole arrangement comprises a first drive assembly (5), the first drive assembly (5) comprising:

a driving unit (51), wherein the driving unit (51) is provided on the cross beam (11);

and the transmission part (52) is connected with the driving part (51) and the counter-force beam (2) at the same time, and the driving part (51) drives the counter-force beam (2) to lift through the transmission part (52).

10. The reaction beam system according to claim 9, wherein the driving part (51) is a hoist, the transmission part (52) includes a rope (521) and a plurality of fixed pulleys (522), the fixed pulleys (522) are fixed on the cross beam (11) and the reaction beam (2), respectively, one end of the rope (521) is connected to the hoist, and the other end is connected to the cross beam (11) after sequentially winding around the fixed pulleys (522).