CN114179005B

CN114179005B - Positioning device for checking air conditioner fittings and positioning method thereof

Info

Publication number: CN114179005B
Application number: CN202111521676.1A
Authority: CN
Inventors: 石立
Original assignee: Xinchang County Yongqiang Air Conditioning Fitting Co ltd
Current assignee: Xinchang County Yongqiang Air Conditioning Fitting Co ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2024-05-14
Anticipated expiration: 2041-12-13
Also published as: CN114179005A

Abstract

The invention discloses a positioning device for checking air conditioner accessories and a positioning method thereof. The positioning method comprises the following steps: 1) The height of the upper clamping plate is adjusted; 2) Placing and supporting accessory products; 3) And positioning and clamping the accessory product. According to the invention, the lower part of the product is positioned and clamped through the lower clamping piece, and the upper part of the product is clamped through the auxiliary pushing piece matched with the upper clamping piece, so that the device is more suitable for positioning and fixing the products with large lower part and small upper part, the stability of the products after positioning and fixing is effectively improved, the lifting cylinder drives the adjusting frame to move, the auxiliary pushing piece and the upper clamping piece on the adjusting frame synchronously move, the actual height of the upper clamping piece is adjusted, and the device is suitable for positioning and clamping products with different heights.

Description

Positioning device for checking air conditioner fittings and positioning method thereof

Technical Field

The invention belongs to the technical field of positioning of air-conditioning accessories, and particularly relates to a positioning device for checking the air-conditioning accessories and a positioning method thereof.

Background

Air conditioners are air conditioners. Refers to equipment for adjusting and controlling parameters such as temperature, humidity, flow rate and the like of air in the environment of a building or a structure by manual means. Generally comprises a cold source/heat source device, a cold and hot medium conveying and distributing system, an end device and other auxiliary devices. The system mainly comprises a refrigeration host, a water pump, a fan and a pipeline system. The tail end device is responsible for specifically processing the air state by utilizing the transmitted cold and hot quantity, so that the air parameters of the target environment reach certain requirements. After the air conditioner accessory is produced and processed, products are required to be detected, and the products are required to be fixed by a positioning device in a positioning mode in product detection, so that actual inspection is facilitated. The positioning device in the prior art generally adopts the positioning clamping plate to clamp from two sides of a product, but many times the product is overall irregular, the product is in a structure with a small top and a large bottom, when the positioning clamping plate is adopted to clamp and position the product, the positioning clamping plate can only clamp the bottom of the product in a collision mode, the contact area between the positioning clamping plate and the product is small, the upper part of the product is not limited completely, the stability of the product after positioning is general, and the product is easy to loose and shift in the detection process, so that the detection of the product by the detection device is influenced.

Disclosure of Invention

The invention aims to provide a positioning device for checking air conditioner accessories and a positioning method thereof, which aim at overcoming the defects of the prior art, the positioning device is reasonable in design, simple in structure and automatic in use operation, the lower part of a product is positioned, clamped and fixed through a lower clamping piece, the upper part of the product is clamped and fixed through an auxiliary pushing piece matched with an upper clamping piece, so that the device is more suitable for positioning and fixing the product with a large lower part and a small upper part, the overall structure firmness and reliability after positioning and fixing the product are effectively improved, the actual detection of the product is more convenient, and an adjusting frame is driven to move up and down through a lifting cylinder, so that the auxiliary pushing piece and the upper clamping piece on the adjusting frame synchronously move up and down, the actual height of the upper clamping piece is adjusted to a certain extent, the upper clamping plate can be adaptively adjusted according to the actual height of the product, the contact area between the upper clamping piece and the upper part of the product is ensured, and the positioning and clamping effect of the upper clamping piece is ensured.

In order to solve the technical problems, the invention adopts the following technical scheme:

Positioning device for checking air conditioner fittings, which is characterized in that: including supporting chassis, alignment jig and top support, the both sides of supporting the chassis all are provided with the installation stabilizer blade, be provided with the fixed orifices on the installation stabilizer blade, can be convenient for the installation between whole positioner and the check out test set through this fixed orifices is fixed, dismantle convenient simply, thereby make positioner can be applicable to the location fixed of the product on the multiple different check out test set, the top surface middle part of supporting the chassis is provided with places the platform, place the platform and be used for waiting to detect the placing of product, be provided with down the clamping piece on the supporting chassis, the bottom location clamp of product can be treated down to the clamping piece, the alignment jig is located the top surface of supporting the chassis, be provided with supplementary ejector part and last clamping piece on the alignment jig, go up the clamping piece and be located the below of supplementary ejector part, go up the clamping piece and include spacing baffle and last clamping plate, spacing baffle fixed connection is on the alignment jig, go up the clamping plate symmetry and set up the both sides of clamping plate along spacing baffle, it can be with the upper portion location clamp of waiting to detect the product through supplementary ejector part promotion, thereby wait to detect the bottom location clamp with the top support and be located the cylinder and firmly and hold down, the cylinder is located the alignment jig and is located down and is firm to be connected.

Further, be provided with the extension piece on the bottom surface of supporting the chassis, be provided with T type groove on the extension piece, the T type inslot runs through and is provided with the auxiliary plate, the both ends of auxiliary plate all are provided with the auxiliary bracket, be provided with the promotion cylinder on the bottom surface of extension piece, the promotion cylinder is connected with the auxiliary plate, promote the auxiliary plate along T type groove horizontal migration through the promotion cylinder, the whole inverted U type structure that is of supporting the chassis, make the bottom of supporting the chassis can form the space, for extend the piece, promote the cylinder etc. and provide the installation space, auxiliary plate slip joint is in T type inslot, push through the promotion cylinder and realize the certain adjustment of auxiliary plate front and back position, thereby adjust the front and back position of auxiliary bracket at auxiliary plate both ends, make the auxiliary bracket can carry out suitable adjustment according to the position of placing of product on placing the bench, carry out auxiliary support to the part of product extension supporting the chassis and lift, thereby make the location of product place more firm reliable, thereby the detection operation of the product of being convenient for more, use operation automation of manual regulation operation is unnecessary.

Further, lower clamping piece includes driving motor, adjust pole and lower clamping plate, driving motor is connected with the regulation pole, lower clamping plate is located the regulation pole, lower clamping plate includes clamping plate under first and second, clamping plate under first and second symmetry sets up the both sides at placing the platform down, be provided with first screw thread section and second screw thread section opposite in screw thread direction on the regulation pole, clamping plate is located first screw thread section under the second, the clamping plate is located second screw thread section under the second, structural design is compact reasonable, can drive the rotation of adjusting the pole through driving motor, clamping plate relatively or the opposite removal down under the second on first screw thread section, thereby realize the location clamp to the product or loosen, the operation is automatic, and clamping plate under first and second is symmetrical about placing the platform, and cooperate driving motor to realize synchronous movement, thereby make the product just in the middle part of placing the platform after being located the clamping plate location clamp, the follow-up detection of being convenient for.

Further, clamping plate and second down all include end slide, reference column and locating plate, be provided with the track of sliding on the top surface of supporting the chassis, the track symmetry of sliding sets up the both sides at the place platform, end slide slip joint is on the track of sliding, be provided with on the end slide and extend the book pole, extend book pole joint on the side of supporting the chassis, and extend book pole connection on adjusting the pole, the reference column is located the top surface of end slide, be provided with the adjustment tank on the locating plate, adjustment tank and reference column assorted, the locating plate passes through the adjustment tank joint on the reference column, and the locating plate passes through holding screw and holding column spacing fixed, end slide slip joint is on the track of sliding, and along track horizontal migration that slides, guarantee the smooth nature and the reliability of clamping plate horizontal migration in-process under first lower clamp plate and the second, extend book pole set up not only can be convenient for end slide and adjust the connection between the pole, extend book pole just in addition the joint in the side of supporting the chassis, make end slide just in-process attached side synchronous removal of supporting the chassis, further improve clamping plate, the second clamp plate down and the clamping plate is also fixed with the clearance in the design of adjusting position of the clearance, the clearance fit is reasonable in order to install the clamping plate, the clearance is convenient for install the high-setting plate.

Further, all be provided with the draw-in groove on the opposite face of two locating plates, go up the clamping plate and support in the draw-in groove, be provided with the perforation on the locating plate, go up and be provided with the connecting rod on the clamping plate, connecting rod and perforation assorted, the tip of connecting rod passes the perforation and extends to the outside of corresponding locating plate, and the extension tip of connecting rod is provided with the spacing dish, go up the location of clamping plate on the locating plate under the draw-in groove be convenient for initial state, first lower clamping plate, the second is last to distribute and correspond a clamping plate down, go up the clamping plate and just support the joint in the draw-in groove of corresponding locating plate, go up the clamping plate and be close to on locating plate and place the side of platform and flush mutually on the clamp plate after the draw-in groove joint is put into the position under initial state, thereby be convenient for actual operation, and go up the clamping plate and pass through the connecting rod cooperation perforation can realize with the grafting connection between the locating plate, when pushing away the clamping plate and remove along the perforation in the auxiliary member promotion all the time, cooperation spacing baffle makes the removal process of last clamping plate more reliable, effectively ensure to go up the clamping plate to product upper portion, and the spacing effect has still improved the spacing effect in the spacing from the spacing dish through setting up the spacing in the limit structure.

Further, the regulating frame includes even board and curb plate, even board sliding connection is between two curb plates, even board sliding connection is with two curb plate fixed connection respectively, all be provided with spacing spout on two curb plates, all be provided with the governing cylinder on the opposite side of two curb plates, even the both ends of board all be provided with spacing cardboard, spacing cardboard slip joint is in spacing spout, and the piston rod of governing cylinder is connected with corresponding spacing cardboard, realize the lift removal of even board through the governing cylinder, the both ends and the two curb plate fixed connection of spacing baffle, with two curb plates indirect connection become whole, thereby guarantee the overall structure steadiness and the fastness of regulating frame, the design of even board provides the holding surface for the installation of supplementary pushing piece, and even the board passes through spacing cardboard slip joint in the spacing spout of curb plate, thereby cooperate the effect of governing cylinder, realize the lift removal of even board, finally realize the lift removal of supplementary pushing piece on the even board, thereby realize supplementary pushing piece to the promotion operation of last clamp plate or supplementary pushing piece's removal reset, structural design is ingenious reasonable, use operation automation.

Further, all be provided with the support curb plate on the opposite side of two curb plates, run through and be provided with the guide bar on the support curb plate, the bottom and the support chassis fixed connection of guide bar, the support curb plate is spacing fixed on the guide bar through two upper and lower clamping nuts, clamping nut screw thread connects soon on the guide bar, the design of support curb plate can be convenient for accurate installation location between guide bar and the alignment jig, and guide bar cooperation clamping nut can be spacing fixed on the guide bar with the support curb plate, ensure the structural stability after the alignment jig installation, and this fixed mode makes the alignment jig reciprocate along the guide bar, thereby the cooperation lifting cylinder adjusts the actual height of alignment jig, and then drive the removal regulation of spacing baffle on the alignment jig, finally realize the adjustment of the last clamping plate height on the spacing baffle, make last clamping plate can be applicable to the location compress tightly fixedly to the product of co-altitude, extensive application scope, and the practicality is strong, and guarantee stability and the vertical nature in the alignment jig moving process through the spacing direction of guide bar, improve the operation security, and remove to the alignment jig and move to the position, can be with the alignment jig further firm with the alignment jig through clamping nut, thereby move the alignment jig together with the alignment jig.

Further, auxiliary pushing piece includes rotating electrical machines, gear and rack, rotating electrical machines fixed mounting is on linking the board, rotating electrical machines is connected with the gear, the bilateral central symmetry of gear is provided with two racks, the gear meshes with the rack, be connected with the push pedal on the rack, rack slip joint is in the guide frame, guide frame and linking board fixed connection, structural design is compact reasonable, rotating electrical machines drive the rotation of gear, the gear promotes two racks of bilateral central symmetry and simultaneously move in opposite directions or opposite directions, thereby make the push pedal on the rack move in opposite directions or opposite directions, and two rack joint is in the guide frame that corresponds, the guide frame is fixed with linking the board, both can support through the guide frame and lift the rack, guarantee the structural stability and the fastness of whole auxiliary pushing piece, the guide frame can spacing guide rack simultaneously, make the gear promote the removal of rack more steady reliable, ensure the horizontality of rack removal in-process, improve the security of actual operation, when needs promote the clamp plate, adjust the cylinder and drive the curb plate and move down until the push pedal to spacing, then the rotating electrical machines start to drive the gear and rotate, make two push plates move in opposite directions, push pedal to clamp the corresponding to the clamp plate, move up to the clamp the product to the clamp up to the clamp plate.

Further, be provided with the brace table on the curb plate, it is provided with the uide bushing to run through fixedly on the brace table, be provided with spacing post on the bottom surface of curb plate, spacing post and uide bushing one-to-one match, but the bottom activity of spacing post is pegged graft in the uide bushing, but connect between the top surface of uide bushing and the curb plate bottom surface and be provided with supporting spring, supporting spring sleeve establishes in the outside of spacing post, reasonable in design, the welded fastening of uide bushing can be convenient for, the uide bushing directly runs through the welding and constitutes wholly on the brace table, guarantee structural strength, uide bushing and spacing post one-to-one, spacing post bottom on the curb plate bottom surface is pegged graft in corresponding uide bushing, and set up supporting spring between uide bushing and curb plate, can cooperate the adjusting cylinder to support the lift curb plate jointly through supporting spring, guarantee the structural stability and the reliability of curb plate, alleviate adjusting cylinder's supporting pressure, but supporting spring compression deformation's design can not influence the lift operation of adjusting cylinder to the curb plate again, moreover promote curb plate lift in the in-process spacing post receives the restriction uide bushing to slide along the uide bushing is synchronous, improve curb plate lift and remove the course, moreover, the quick response of supporting spring under the supporting spring can be convenient for adjust the rebound under the side plate.

The positioning method adopting the positioning device for checking the air conditioner fittings is characterized in that: the method comprises the following steps:

1) Adjustment of the height of the upper clamping plate: the height of the upper clamping plate is adjusted according to the size of a required positioning product, a set screw and a clamping nut are loosened, a lifting cylinder is started to drive an adjusting frame to move, a supporting side plate on a side plate of the adjusting frame moves along a corresponding guide rod, a block on the side plate of the adjusting frame slides along a corresponding block sliding chute on a top bracket, the adjusting frame moves to drive a limit guide plate fixedly connected with the block sliding chute to synchronously move, the limit guide plate moves to drive the upper clamping plate which is clamped on the limit guide plate in a sliding manner to synchronously move, and a connecting rod on the upper clamping plate penetrates through a through hole of the corresponding positioning plate, so that the upper clamping plate drives the corresponding positioning plate to synchronously slide along a positioning column through the connecting rod until the upper clamping plate is moved to the required height, and the lifting cylinder pauses and tightens the clamping nut and the set screw; according to the height dimension of the upper large part and the lower small part of the product, the actual height of the upper clamping plate is adjusted, so that the height of the upper clamping plate corresponds to the small dimension of the upper part of the product, the upper clamping plate can realize clamping and positioning of the small dimension of the upper part of the product on the height, the upper part and the lower part of the product can be positioned and clamped by the lower clamping plate in a matched manner, the structural stability of the product after clamping and positioning is effectively ensured, the lifting height is strictly controlled by a lifting cylinder when the height of the upper clamping plate is adjusted, the operation is automatic, the clamping block is matched with a clamping chute in the lifting process, the clamping block is guided and limited by the clamping chute, the whole lifting process is more stable and reliable, the supporting side plate always slides synchronously along a guide rod, the adjustment stability is further improved, meanwhile, the corresponding positioning plate can be driven to slide synchronously along a positioning column by the traction of a connecting rod in the upward movement of the upper clamping plate, the safety and the verticality in the height adjustment process of the upper clamping plate are further improved, and after the height adjustment of the upper clamping plate, the clamping nut is well adjusted by the clamping cylinder, the clamping nut is enabled to have a reasonable and the clamping structure is designed to be convenient and firm;

2) Placing and supporting of accessory products:

(1) Placing the product on a placement table supporting the chassis; the placing table is used for stably placing and supporting the products, ensures that the length direction of the products is placed along the length direction of the placing table, and is convenient for positioning and clamping operation of the subsequent products;

(2) The pushing cylinder is started to push the auxiliary plate to slide along the T-shaped groove on the extending block supporting the bottom surface of the underframe, and the positions of the auxiliary brackets at the two ends of the auxiliary plate are adjusted, so that the auxiliary brackets at the two ends of the auxiliary plate are supported and lifted at the corresponding ends of the product extending out of the placing frame; the position of the auxiliary plate is properly adjusted according to the length of the extension of the two ends of the product from the placing table, so that the auxiliary brackets at the two ends of the auxiliary plate can move to correspond to the product, the auxiliary brackets carry out auxiliary supporting and lifting on the extension sections at the two ends of the product, the placing stability of the product is further improved, in addition, the adjustment is carried out through pushing the air cylinder in the adjustment process, manual operation is not needed, and the auxiliary plate is convenient and simple to use and operate;

3) Positioning and clamping of accessory products:

(1) The driving motor starts to drive the adjusting rod to rotate, so that a first lower clamping plate positioned on the first threaded section and a second lower clamping plate positioned on the second threaded section move in opposite directions simultaneously, in the moving process of the first lower clamping plate and the second lower clamping plate, a bottom sliding plate in the first lower clamping plate and the second lower clamping plate always moves horizontally along a corresponding sliding track, and an upper clamping plate correspondingly connected in moving mode of the first lower clamping plate and the second lower clamping plate moves in opposite directions synchronously along a limiting guide plate until the first lower clamping plate and the second lower clamping plate clamp and position two sides of the bottom of a product; the bottom of the product is clamped and fixed by moving the first lower clamping plate and the second lower clamping plate, preliminary positioning and fixing of the product are realized, the use operation is automatic, and the first lower clamping plate and the second lower clamping plate are driven to move in opposite directions by a driving motor through adjusting the first thread section and the second thread section on the rod, so that the bottom of the product is clamped and fastened by the first lower clamping plate and the second lower clamping plate, the product is just positioned in the middle of the placing table, and positioning and fixing of the product are realized;

(2) The adjusting cylinder is started, the piston rod retracts to drive the connecting plate to move downwards, so that the limiting clamping plates at two ends of the connecting plate move downwards synchronously along the limiting sliding grooves on the corresponding side plates, the connecting plate moves downwards to drive the auxiliary pushing piece on the connecting plate to move synchronously until the pushing plate on the rack abuts against the limiting guide plate, in the process of moving downwards the connecting plate, the limiting column at the bottom of the connecting plate is movably inserted into the corresponding guide sleeve all the time, the limiting column is limited by the guide sleeve to move downwards vertically along the guide sleeve, and the supporting spring is compressed in the process of moving downwards the limiting column; the adjusting cylinder drives the connecting plate to integrally move downwards, so that the push plate on the auxiliary pushing piece moves to abut against the limit guide plate, the pushing operation of the push plate on the upper clamping plate is facilitated, the structural design is ingenious and reasonable, in the downward moving process of the connecting plate, the downward moving process of the connecting plate is more stable through the limit clamping plate matched with the limit sliding groove, meanwhile, the limit column on the bottom surface of the connecting plate is always subjected to limit guiding of the guide sleeve, the verticality and the safety in the moving process are further improved, and the whole downward moving process is more gentle through the buffer function of the supporting spring;

(3) The auxiliary pushing piece is started, the rotating motor is started to drive the gear to rotate, the gear rotates to drive racks on two sides to move oppositely along the corresponding guide frames, the racks drive the pushing plates to synchronously move along the top surfaces of the limiting guide plates until the pushing plates are abutted against the corresponding upper clamping plates, the pushing plates push the upper clamping plates to move along the top surfaces of the limiting guide plates together, so that the two upper clamping plates move oppositely, meanwhile, the connecting rods on the upper clamping plates are always limited in the through holes on the corresponding positioning plates until the upper parts of products are clamped and fixed, the rotating motor drives the gear to rotate, the racks on two sides are pushed to simultaneously move oppositely through the gear and the rack to realize movement, the movement process is stable and reliable, the operation safety is improved, the racks are always guided by the limitation of the guide frames during the movement, the horizontality and the stability in the movement process are guaranteed, and the pushing plates are pushed to synchronously move along the limiting guide plates until the upper parts of the products are positioned and clamped by the two upper clamping plates.

Due to the adoption of the technical scheme, the invention has the following beneficial effects:

The device is reasonable in design, simple in structure and automatic in use operation, the lower part of a product is positioned, clamped and fixed through the lower clamping piece, the upper part of the product is clamped and fixed through the auxiliary pushing piece and the upper clamping piece, so that the device is more suitable for positioning and fixing the product with a large lower part and a small upper part, the firmness and reliability of the whole structure after positioning and fixing the product are effectively improved, the actual detection of the product is facilitated, the lifting cylinder drives the adjusting frame to lift and move, the auxiliary pushing piece and the upper clamping piece on the adjusting frame synchronously lift and move, the actual height of the upper clamping piece is adjusted to a certain extent, the upper clamping plate can be adjusted adaptively according to the actual height of the product, the contact area between the upper clamping piece and the upper part of the product is ensured, and the positioning and clamping effects of the upper clamping piece are ensured.

When the device is actually used, the height of the upper clamping plate can be adjusted according to the actual height dimension of the products with large upper part and small lower part, so that the device can be suitable for positioning, clamping and fixing products with different dimensions, expanding the application range, the upper clamping plate can be used for clamping and fixing the part with smaller width on the upper part of the products, the lower clamping plate can be used for clamping and fixing the part with larger width on the lower part of the products, the distance between the two upper clamping plates and the distance between the first lower clamping plate and the second lower clamping plate can be adjusted, the device can be suitable for clamping and fixing the products with different width dimensions, the device is not limited to be used for clamping and fixing the products with large upper part and small lower part, positioning and fixing the products with consistent upper and lower width dimensions, circular pipe-shaped products and the like, the upper clamping plate and the lower clamping plate can be used for acting on the same side together, the position of the upper clamping plate and the lower clamping plate can be further adjusted, for example, the upper clamping plate acts on the side of the products with small upper part and the lower part, the upper clamping plate acts on the side of the products, the lower clamping plate can be used for detecting the whole device can be used as an automatic detecting device with different side faces, and the whole device can be flexibly arranged on the side face of the device with different detection device, and the device can not be used for detecting and is flexibly installed on the whole device.

Drawings

The invention is further described below with reference to the accompanying drawings:

FIG. 1 is a schematic view of a positioning device for inspecting air conditioning accessories according to the present invention;

FIG. 2 is a schematic view of the bottom structure of the positioning device for checking air conditioner accessories of the present invention;

FIG. 3 is a schematic view of the structure of the middle and lower clamping members of the present invention;

FIG. 4 is a schematic view of the mounting structure of the midsole board, the locating plate and the locating plate according to the present invention;

FIG. 5 is a schematic view of the mounting structure between the upper clamping plate and the lower clamping member of the present invention;

FIG. 6 is a schematic view showing the structure of the upper clamping plate after height adjustment and the lower clamping member;

FIG. 7 is a schematic view of the mounting structure between the auxiliary pushing member and the two side plates in the present invention;

FIG. 8 is a schematic view of the bottom structure of FIG. 7;

FIG. 9 is a schematic view of the connection structure between the side plate and the top bracket according to the present invention;

FIG. 10 is a diagram of an embodiment of a positioning device for positioning and clamping a product according to the present invention.

In the figure: 1-supporting a chassis; 2-an adjusting frame; 3-top rack; 4-placing a table; 5-a lower clamping member; 6-auxiliary pushing piece; 7-upper clamping piece; 8-limiting guide plates; 9-upper clamping plate; 10-lifting air cylinders; 11-extension blocks; a 12-T-shaped groove; 13-an auxiliary plate; 14-an auxiliary bracket; 15-pushing an air cylinder; 16-a drive motor; 17-adjusting the rod; 18-a first lower clamping plate; 19-a second lower clamping plate; 20-a first thread segment; 21-a second thread segment; 22-bottom slide plate; 23-positioning columns; 24-positioning plates; 25-slip tracks; 26-extending a folding bar; 27-a regulating tank; 28-set screw; 29-a clamping groove; 30-perforating; 31-connecting rod; 32-limiting plates; 33-connecting plates; 34-side plates; 35-limiting sliding grooves; 36-adjusting the cylinder; 37-limiting clamping plates; 38-supporting side plates; 39-a guide bar; 40-clamping the nut; 41-a rotating electrical machine; 42-rack; 43-gear; 44-push plate; 45-a guide frame; 46-a support table; 47-guiding sleeve; 48-limiting columns; 49-supporting springs; 50-a clamping chute; 51-block; 52-mounting feet; 53-fixing holes.

Detailed Description

As shown in fig. 1 to 10, the positioning device for checking air conditioner accessories comprises a supporting underframe 1, an adjusting frame 2 and a top bracket 3, wherein mounting support legs 52 are arranged on two sides of the supporting underframe 1, fixing holes 53 are formed in the mounting support legs 52, the whole positioning device and detection equipment can be conveniently and fixedly installed through the fixing holes 53, disassembly is convenient and simple, the positioning device can be suitable for positioning and fixing products on various different detection equipment, a placing table 4 is arranged in the middle of the top surface of the supporting underframe 1, the placing table 4 is used for placing products to be detected, a lower clamping piece 5 is arranged on the supporting underframe 1, the lower clamping piece 5 can position and clamp the bottoms of the products to be detected, the adjusting frame 2 is located on the top surface of the supporting underframe 1, an auxiliary pushing piece 6 and an upper clamping piece 7 are arranged on the adjusting frame 2, the upper clamping piece 7 is located below the auxiliary pushing piece 6, the upper clamping piece 7 comprises a limiting guide plate 8 and an upper clamping plate 9, the limiting guide plate 8 is fixedly connected to the adjusting frame 2, the upper clamping plate 9 is symmetrically arranged on two sides of the placing table 4, the upper clamping plate 9 is connected to the upper clamping plate 8 through the upper sliding guide plate 8 and the upper clamping plate 8 is fixedly connected to the upper clamping plate 9 along the upper side of the air cylinder 2, and the upper clamping plate 10 is fixedly connected to the upper clamping plate 9 through the upper clamping plate 10, and the upper clamping plate 9 is fixedly arranged on the upper clamping frame 2, and the upper clamping plate 9 is fixedly arranged on the upper clamping frame and the upper clamping plate 9, and the upper clamping plate 9 is fixedly arranged on the upper clamping frame side, and the upper clamping plate 9 is fixedly arranged on the upper clamping device and fixed side, and the upper clamping device and side, and the upper clamping device is fixedly arranged on the upper clamping device and fixed on the upper supporting device and side and lower lifting device and is fixed and is fixed.

The bottom surface of supporting chassis 1 is provided with extension piece 11, be provided with T type groove 12 on the extension piece 11, run through in the T type groove 12 and be provided with auxiliary plate 13, both ends of auxiliary plate 13 all are provided with auxiliary bracket 14, be provided with on the bottom surface of extension piece 11 and promote cylinder 15, promote cylinder 15 and auxiliary plate 13 to be connected, promote auxiliary plate 13 along T type groove 12 horizontal migration through promoting cylinder 15, supporting chassis 1 wholly is the inverted U type structure, make the bottom of supporting chassis 1 can form the space, for extension piece 11, promote cylinder 15 etc. and provide installation space, auxiliary plate 13 slip joint is in T type groove 12, push through promotion cylinder 15 and realize the certain adjustment of auxiliary plate 13 front and back position, thereby adjust the front and back position of auxiliary bracket 14 at auxiliary plate 13 both ends, make auxiliary bracket 14 can suitably adjust according to the position of placing of product on place bench 4, need not to carry out auxiliary support to the part that the product extends supporting chassis 1, thereby make the location of product place reliable, thereby the detection operation of product more convenient, use manual regulation operation is automatic.

The lower clamping piece 5 comprises a driving motor 16, an adjusting rod 17 and a lower clamping plate, the driving motor 16 is connected with the adjusting rod 17, the lower clamping plate is located on the adjusting rod 17 and comprises a first lower clamping plate 18 and a second lower clamping plate 19, the first lower clamping plate 18 and the second lower clamping plate 19 are symmetrically arranged on two sides of the placing table 4, the adjusting rod 17 is provided with a first threaded section 20 and a second threaded section 21 with opposite screw thread directions, the first lower clamping plate 18 is located on the first threaded section 20, the second lower clamping plate 19 is located on the second threaded section 21, the structural design is compact and reasonable, the driving motor 16 can drive the adjusting rod 17 to rotate, the first lower clamping plate 18 on the first threaded section 20 and the second lower clamping plate 19 on the second threaded section 21 move oppositely or oppositely, so that positioning clamping or loosening of a product is achieved, the first lower clamping plate 18 and the second lower clamping plate 19 are symmetrically distributed relative to the placing table 4 and are matched with the driving motor 16 to achieve synchronous movement, and therefore the product is located in the middle of the placing table 4 after positioning and clamping by the lower clamping plate is convenient to detect.

The first lower clamping plate 18 and the second lower clamping plate 19 comprise a bottom sliding plate 22, a positioning column 23 and a positioning plate 24, a sliding rail 25 is arranged on the top surface of the supporting underframe 1, the sliding rail 25 is symmetrically arranged on two sides of the placing table 4, the bottom sliding plate 22 is slidably clamped on the sliding rail 25, an extending folding rod 26 is arranged on the bottom sliding plate 22, the extending folding rod 26 is clamped on the side surface of the supporting underframe 1, the extending folding rod 26 is connected on the adjusting rod 17, the positioning column 23 is positioned on the top surface of the bottom sliding plate 22, an adjusting groove 27 is arranged on the positioning plate 24, the adjusting groove 27 is matched with the positioning column 23, the positioning plate 24 is clamped on the positioning column 23 through the adjusting groove 27, the positioning plate 24 is fixed with the positioning column 23 in a limiting mode through a set screw 28, the bottom sliding clamp 22 is clamped on the sliding rail 25, the sliding clamp 25 along the sliding rail 25, smoothness and reliability in the horizontal movement process of the first lower clamping plate 18 and the second lower clamping plate 19 are guaranteed, the setting of the extending folding rod 26 can be convenient for connection between the bottom sliding plate 22 and the adjusting rod 17, the extending folding rod 26 is positioned on the top surface of the bottom sliding plate 22, the extending folding rod 26 is just above the bottom sliding plate 22 and the side surface of the supporting underframe 1, the second clamping plate 19 can be further adjusted in a reasonable mode, the side surface of the bottom clamping plate is designed to be just in order to be matched with the positioning column 23, the second clamping plate is designed, the side surface of the bottom clamping plate is just in order to be more convenient for the side-adjusted, the side surface of the bottom clamping plate is more convenient to be more convenient to move, and the bottom plate is more convenient to be more convenient to move the bottom plate is positioned on the side surface is designed to be just on the side and more convenient.

The opposite surfaces of the two positioning plates 24 are respectively provided with a clamping groove 29, the upper clamping plate 9 is supported in the clamping grooves 29, the positioning plates 24 are provided with through holes 30, the upper clamping plate 9 is provided with connecting rods 31, the connecting rods 31 are matched with the through holes 30, the end parts of the connecting rods 31 extend to the outer sides of the corresponding positioning plates 24 through the through holes 30, the extending end parts of the connecting rods 31 are provided with limiting plates 32, the clamping grooves 29 are convenient for positioning the upper clamping plate 9 on the positioning plates 24 in an initial state, the first lower clamping plate 18 and the second lower clamping plate 19 are distributed on the corresponding upper clamping plate 9, the upper clamping plate 9 is just supported and clamped in the clamping grooves 29 of the corresponding positioning plates 24, the upper clamping plate 9, the positioning plates 24 and the side surfaces of the bottom sliding plates 22, which are close to the placing tables 4, are flush in the initial state after the upper clamping plate 9 is clamped in the clamping grooves 29, thereby be convenient for actual operation, and go up clamping plate 9 and pass through connecting rod 31 cooperation perforation 30 can realize with the grafting connection between the locating plate 24, when supplementary pushing piece 6 promotes and goes up clamping plate 9 and remove, connecting rod 31 is spacing all the time along perforation 30 removal in perforation 30, cooperation spacing baffle 8 makes the removal process of going up clamping plate 9 more steady reliable, effectively ensure the location clamping effect of last clamping plate 9 to product upper portion, and still set up spacing dish 32 at the tip of connecting rod 31, spacing through spacing dish 32, effectively prevent that connecting rod 31 from breaking away from completely in the perforation 30 in the operation process, structural security is improved, and the design at draw-in groove 29 still can be convenient for go up clamping plate 9 follow-up removal reset.

The regulating frame 2 comprises a connecting plate 33 and side plates 34, the connecting plate 33 is slidably connected between the two side plates 34, two ends of a limit guide plate 8 are fixedly connected with the two side plates 34 respectively, limit sliding grooves 35 are formed in the two side plates 34, regulating cylinders 36 are arranged on the opposite sides of the two side plates 34 respectively, limit clamping plates 37 are arranged at two ends of the connecting plate 33 respectively, the limit clamping plates 37 are slidably clamped in the limit sliding grooves 35, piston rods of the regulating cylinders 36 are connected with the corresponding limit clamping plates 37, lifting movement of the connecting plate 33 is realized through the regulating cylinders 36, two ends of the limit guide plate 8 are fixedly connected with the two side plates 34, the two side plates 34 are indirectly connected into a whole, so that the stability and firmness of the whole structure of the regulating frame 2 are guaranteed, the connecting plate 33 is designed to provide a supporting surface for the installation of an auxiliary pushing piece 6, the connecting plate 33 is slidably clamped in the limit sliding grooves 35 of the side plates 34, the lifting movement of the connecting plate 33 is realized through the effect of the regulating cylinders 36, the lifting movement of the connecting plate 33 is finally realized, the lifting movement of the auxiliary pushing piece 6 on the connecting plate 33 is realized, and the automatic pushing piece 6 is pushed by the upper clamping plate 9 or the lifting movement of the pushing piece is realized, or the lifting operation of the auxiliary pushing piece is realized, and the pushing piece 6 is reasonable in design and the operation is used.

The opposite surfaces of the two side plates 34 are respectively provided with a supporting side plate 38, a guide rod 39 is arranged on the supporting side plate 38 in a penetrating manner, the bottom end of the guide rod 39 is fixedly connected with the supporting underframe 1, the supporting side plate 38 is fixed on the guide rod 39 in a limiting manner through an upper clamping nut 40 and a lower clamping nut 40, the clamping nuts 40 are screwed on the guide rod 39, the supporting side plate 38 can be conveniently and accurately installed and positioned between the guide rod 39 and the adjusting frame 2, the guide rod 39 is matched with the clamping nuts 40 to limit and fix the supporting side plate 38 on the guide rod 39, the structural firmness of the adjusting frame 2 after installation is ensured, the fixing manner enables the adjusting frame 2 to move up and down along the guide rod 39, the actual height of the adjusting frame 2 is adjusted by matching with the lifting cylinder 10, the moving adjustment of the limiting guide plate 8 on the adjusting frame 2 is finally realized, the upper clamping plate 9 on the limiting guide plate 8 can be suitable for positioning and compressing and fixing products with different heights, the applicable range is wide, the practicability is high, the limiting guide frame 2 is ensured to move through the guide rod 39, the limiting and the clamping frame 2 is matched with the clamping frame 2, the clamping frame 2 is further arranged at the corresponding to the sliding groove 50, the sliding block is matched with the sliding frame 50, the sliding frame 50 is further arranged on the sliding frame 50, and the sliding frame 50 is matched with the sliding frame 2, and the sliding frame 50 is further arranged on the sliding frame 50, so that the structure of the adjusting frame 2 is more stable and reliable in the moving process.

The auxiliary pushing piece 6 comprises a rotating motor 41, a gear 43 and a rack 42, wherein the rotating motor 41 is fixedly arranged on the connecting plate 33, the rotating motor 41 is connected with the gear 43, two racks 42 are symmetrically arranged at the centers of two sides of the gear 43, the gear 43 is meshed with the racks 42, a push plate 44 is connected to the racks 42, the racks 42 are slidably clamped in the guide frames 45, the guide frames 45 are fixedly connected with the connecting plate 33, the structural design is compact and reasonable, the rotating motor 41 drives the gears 43 to rotate, the gears 43 push the two racks 42 which are symmetrically arranged at the centers of two sides to move oppositely or oppositely, so that the push plate 44 on the racks 42 moves oppositely or oppositely, the two racks 42 are clamped in the corresponding guide frames 45, the guide frames 45 are fixed with the connecting plate 33, the racks 42 can be supported and lifted by the guide frames 45, the structural stability and firmness of the whole auxiliary pushing piece 6 are guaranteed, meanwhile, the guide frames 45 can limit the guide the racks 42 in a sliding mode, the movement of the gears 43 push the racks 42 is more stable and reliable, the horizontality in the moving process is guaranteed, the actual operation is improved, when the upper clamping plate 9 is required to be pushed, the two guide plates are pushed down, the two guide plates are driven to move, the corresponding to the guide plates 34 are driven to move oppositely, and the two guide plates 44 are driven to move oppositely, and the upper clamping plates 9 are clamped and the upper clamping plate 9 are required to be clamped, and the upper clamping plate 9 is driven to move, and the upper clamping plate 9 is correspondingly to move the upper clamping plate 9 is correspondingly, and the clamping plate 9 is clamped, and the upper clamping plate 9 is required to move.

The support table 46 is arranged on the side plate 34, the guide sleeve 47 is fixedly arranged on the support table 46 in a penetrating manner, the limit posts 48 are arranged on the bottom surface of the side plate 34 in a one-to-one correspondence manner, the limit posts 48 are matched with the guide sleeves 47, the bottoms of the limit posts 48 are movably inserted into the guide sleeves 47, a support spring 49 is arranged between the top surface of the guide sleeve 47 and the bottom surface of the side plate 34 in a connecting manner, the support spring 49 is sleeved outside the limit posts 48, the design is reasonable, the support table 46 can facilitate the welding fixation of the guide sleeves 47, the guide sleeves 47 directly penetrate through and are welded on the support table 46 to form a whole, the structural strength is ensured, meanwhile, the guide sleeves 47 are in one-to-one correspondence with the limit posts 48, the bottoms of the limit posts 48 on the bottom surface of the side plate 34 are inserted into the corresponding guide sleeves 47, and a support spring 49 is arranged between the guide sleeve 47 and the side plate 34, the support posts 34 can be matched with the adjusting cylinder 36 to support the side plate 34 together, the structural stability and the reliability of the side plate 34 are ensured, the support pressure of the adjusting cylinder 36 is lightened, the design of the support spring 49 can be compressively deformed, the lifting operation of the side plate 36 is not affected, the lifting operation of the side plate 36 is facilitated, the side plate 36 is pushed by the side plate 36, the side plate 34 is pushed by the lifting operation, the side plate 48 is pushed by the adjusting and the side plate 48, the side plate 48 is pushed by the lifting operation, and the side plate 48 can be stably and the slide along the guide post 48, and the guide post 48 is stably and the side plate 47 and can move along the guide post 48.

The positioning method adopting the positioning device for checking the air conditioner fittings comprises the following steps:

1) Adjustment of the height of the upper clamping plate 9: the height of the upper clamping plate 9 is adjusted according to the size of a required positioning product, the set screw 28 and the clamping nut 40 are loosened, the lifting cylinder 10 is started to drive the adjusting frame 2 to move, the supporting side plate 38 on the side plate 34 of the adjusting frame 2 moves along the corresponding guide rod 39, meanwhile, the positioning block 51 on the side plate 34 of the adjusting frame 2 slides along the corresponding positioning sliding groove 50 on the top bracket 3, the adjusting frame 2 moves to drive the limit guide plate 8 fixedly connected with the adjusting frame to synchronously move, the limit guide plate 8 moves to drive the upper clamping plate 9 which is in sliding clamping connection with the limit guide plate 8 to synchronously move, the connecting rod 31 on the upper clamping plate 9 penetrates through the through hole 30 which is inserted into the corresponding positioning plate 24, so that the upper clamping plate 9 drives the corresponding positioning plate 24 to synchronously slide along the positioning column 23 through the connecting rod 31 until the upper clamping plate 9 is moved to the required height, and the lifting cylinder 10 stops temporarily, and the clamping nut 40 and the set screw 28 are screwed; according to the height dimension of the upper large part and the lower small part of the product, the actual height of the upper clamping plate 9 is adjusted, so that the height of the upper clamping plate 9 corresponds to the small dimension of the upper part of the product, the upper clamping plate 9 can realize clamping and positioning of the small dimension of the upper part of the product on the height, thereby the upper part and the lower part of the product can be positioned and clamped by the lower clamping plate in a matched manner, the structural stability after the clamping and positioning of the product is effectively ensured, the lifting height is strictly controlled by the lifting cylinder 10 during the height adjustment of the upper clamping plate 9, the operation is automatic, the clamping block 51 is guided and limited by the clamping chute 50 through the clamping block 51 in the lifting process, the whole lifting process is more stable and reliable, the supporting side plate 38 always slides synchronously along the guide rod 39, the adjusting stability is further improved, meanwhile, the pulling of the corresponding positioning plate 24 in the upward movement of the upper clamping plate 9 can drive the positioning plate 24 to slide synchronously along the positioning column 23, the safety of the positioning plate 24 in the height adjustment of the upper clamping plate 9 is further improved, the vertical stability of the clamping structure is well adjusted by the lifting cylinder 10, the clamping nut 40 is conveniently adjusted by the combined with the lifting structure, and the clamping structure is reasonably designed, and the nut is tightly adjusted by the nut 40;

2) Placing and supporting of accessory products:

(1) Placing the product on a placement table 4 supporting the chassis 1; the placing table 4 is used for stably placing and supporting the products, ensures that the products are placed along the length direction of the placing table 4, and is convenient for the positioning and clamping operation of the subsequent products;

(2) The pushing cylinder 15 is started to push the auxiliary plate 13 to slide along the T-shaped groove 12 on the extension block 11 supporting the bottom surface of the bottom frame 1, and the positions of the auxiliary brackets 14 at the two ends of the auxiliary plate 13 are adjusted so that the auxiliary brackets 14 at the two ends of the auxiliary plate 13 are supported and lifted at the corresponding ends of the product extending out of the rack; the position of the auxiliary plate 13 is properly adjusted according to the length of the extension of the two ends of the product from the placing table 4, so that the auxiliary brackets 14 at the two ends of the auxiliary plate 13 can move to correspond to the product, the auxiliary brackets 14 carry out auxiliary supporting and lifting on the extension sections at the two ends of the product, the stability of placing the product is further improved, in addition, the adjustment is carried out through pushing the air cylinder 15 in the adjustment process, manual operation is not needed, and the use and the operation are convenient and simple;

3) Positioning and clamping of accessory products:

(1) The driving motor 16 is started to drive the adjusting rod 17 to rotate, so that the first lower clamping plate 18 positioned on the first threaded section 20 and the second lower clamping plate 19 positioned on the second threaded section 21 simultaneously move in opposite directions, and in the moving process of the first lower clamping plate 18 and the second lower clamping plate 19, the bottom sliding plate 22 in the first lower clamping plate 18 and the second lower clamping plate 19 always moves horizontally along the corresponding sliding rail 25, and the movement of the first lower clamping plate 18 and the second lower clamping plate 19 drives the correspondingly connected upper clamping plate 9 to synchronously move in opposite directions along the limit guide plate 8 until the first lower clamping plate 18 and the second lower clamping plate 19 clamp and position the two sides of the bottom of a product; the bottom of the product is clamped and fixed by moving the first lower clamping plate 18 and the second lower clamping plate 19, the preliminary positioning and fixing of the product are realized, the use operation is automatic, the first thread section 20 and the second thread section 21 on the adjusting rod 17 drive the first lower clamping plate 18 and the second lower clamping plate 19 to move in opposite directions through one driving motor 16, so that the bottom of the product is clamped and fixed by the first lower clamping plate 18 and the second lower clamping plate 19, the product is just positioned in the middle of the placing table 4, and the positioning and fixing of the product are realized;

(2) The adjusting cylinder 36 is started, the piston rod is retracted to drive the connecting plate 33 to move downwards, so that the limiting clamping plates 37 at the two ends of the connecting plate 33 synchronously move downwards along the limiting sliding grooves 35 on the corresponding side plates 34, the connecting plate 33 moves downwards to drive the auxiliary pushing piece 6 on the connecting plate 33 to synchronously move until the push plate 44 on the rack 42 is abutted against the limiting guide plate 8, in the downward moving process of the connecting plate 33, the limiting column 48 on the bottom surface of the connecting plate 33 is movably inserted into the corresponding guide sleeve 47 all the time, the limiting column 48 is vertically downwards moved along the guide sleeve 47 under the guiding limitation of the guide sleeve 47, and the supporting spring 49 is compressed in the downward moving process of the limiting column 48; the adjusting cylinder 36 drives the connecting plate 33 to move downwards integrally, so that the push plate 44 on the auxiliary pushing piece 6 moves to abut against the limit guide plate 8, the pushing operation of the push plate 44 on the upper clamping plate 9 is facilitated, the structural design is ingenious and reasonable, in the downward moving process of the connecting plate 33, the downward moving process of the connecting plate 33 is more stable through the limit clamping plate 37 matched with the limit sliding groove 35, meanwhile, the limit column 48 on the bottom surface of the connecting plate 33 is always subjected to limit guide of the guide sleeve 47, the verticality and the safety in the moving process are further improved, and the whole descending process is more gentle through the buffer action of the support spring 49;

(3) The auxiliary pushing piece 6 is started, the rotating motor 41 is started to drive the gear 43 to rotate, the gear 43 rotates to drive the racks 42 on two sides to move oppositely along the corresponding guide frames 45, the racks 42 drive the pushing plates 44 to move synchronously along the top surfaces of the limiting guide plates 8 until the pushing plates 44 are abutted against the corresponding upper clamping plates 9, the pushing plates 44 push the upper clamping plates 9 to move together along the top surfaces of the limiting guide plates 8, so that the two upper clamping plates 9 move oppositely, meanwhile, the connecting rods 31 on the upper clamping plates 9 are always limited in the through holes 30 on the corresponding positioning plates 24 until the upper parts of products are clamped and fixed, the rotating motor 41 drives the gear 43 to rotate, the racks 42 on two sides are pushed to move oppositely simultaneously through the gears 43, the gears 43 and the racks 42 are matched to realize movement, the stable and reliable movement process is achieved, the operation safety is improved, the pushing plates 44 are always limited and guided by the guide frames 45 in the movement process, and the upper clamping plates 9 are pushed to move synchronously along the limiting guide plates 8 when the pushing plates 44 are abutted against the corresponding upper clamping plates 9 in the movement of the racks 42, and the upper clamping plates 9 are clamped and fixed to the upper parts of the products.

The invention has reasonable design and simple structure, uses and operates automatically, clamps and fixes the lower part of the product through the lower clamping piece 5, clamps and fixes the upper part of the product through the auxiliary pushing piece 6 matched with the upper clamping piece 7, so that the device is more suitable for positioning and fixing the product with large lower part and small upper part, the firmness and reliability of the whole structure after positioning and fixing the product are effectively improved, the actual detection of the product is more convenient, and the lifting cylinder 10 drives the adjusting frame 2 to lift and move, so that the auxiliary pushing piece 6 and the upper clamping piece 7 on the adjusting frame 2 synchronously lift and move, thereby adjusting the actual height of the upper clamping piece 7 to a certain extent, the upper clamping plate 9 can be adjusted adaptively according to the actual height dimension of the product, the contact area between the upper clamping piece 7 and the upper part of the product is ensured, and the positioning and clamping effect of the upper clamping piece 7 is ensured.

When the device is actually used, the height of the upper clamping plate 9 can be adjusted according to the actual height dimension of the products with the upper size and the lower size, so that the device can be suitable for positioning, clamping and fixing products with different sizes, expanding the application range, the upper clamping plate 9 can clamp and fix the part with the smaller width of the upper part of the products, the lower clamping piece 5 can clamp and fix the part with the larger width of the lower part of the products, the distance between the two upper clamping plates 9 and the distance between the first lower clamping plate 18 and the second lower clamping plate 19 are adjustable, the device can be suitable for clamping and fixing products with different width dimensions, the device is not limited to be necessarily used for clamping and fixing products with the upper size and the lower size, the positioning and fixing products with the same width dimension, round pipe-shaped products and the like, the upper clamping plate and the lower clamping piece 5 can act on the same side face together, the position of the upper clamping plate 9 can be further adjusted, the lower clamping plate and the lower clamping piece 5 act on different side faces, for example, the upper clamping plate 9 and the lower clamping plate 9 act on the side face of the products with the same side face, the upper clamping plate 9 acts on the lower clamping plate can act on the side face of the product with the lower clamping plate, and the lower clamping plate can act on the whole device as a detection device, and the whole device can be used for detecting the side face is not flexibly and can be used for detecting the whole device, and is not used for detecting the whole device is used for detecting and has high safety.

The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications made on the basis of the present invention to achieve substantially the same technical effects are included in the scope of the present invention.

Claims

1. The positioning method of the positioning device for checking the air conditioner accessories is characterized by comprising the following steps of: the positioning device comprises a supporting underframe, an adjusting frame and a top bracket, wherein a placing table is arranged in the middle of the top surface of the supporting underframe, a lower clamping piece is arranged on the supporting underframe, the adjusting frame is positioned on the top surface of the supporting underframe, an auxiliary pushing piece and an upper clamping piece are arranged on the adjusting frame, the upper clamping piece is positioned below the auxiliary pushing piece and comprises a limiting guide plate and an upper clamping plate, the limiting guide plate is fixedly connected to the adjusting frame, the upper clamping plates are symmetrically arranged on two sides of the placing table, the upper part of the upper clamping plate is slidably connected to the limiting guide plate, the upper clamping plate is pushed to move along the limiting guide plate through the auxiliary pushing piece, the top bracket is positioned above the adjusting frame, and a lifting cylinder is arranged on the top bracket and is connected with the adjusting frame;

The positioning method comprises the following steps:

1) Adjustment of the height of the upper clamping plate: the height of the upper clamping plate is adjusted according to the size of a required positioning product, a set screw and a clamping nut are loosened, a lifting cylinder is started to drive an adjusting frame to move, a supporting side plate on a side plate of the adjusting frame moves along a corresponding guide rod, a block on the side plate of the adjusting frame slides along a corresponding block sliding chute on a top bracket, the adjusting frame moves to drive a limit guide plate fixedly connected with the block sliding chute to synchronously move, the limit guide plate moves to drive the upper clamping plate which is clamped on the limit guide plate in a sliding manner to synchronously move, and a connecting rod on the upper clamping plate penetrates through a through hole of the corresponding positioning plate, so that the upper clamping plate drives the corresponding positioning plate to synchronously slide along a positioning column through the connecting rod until the upper clamping plate is moved to the required height, and the lifting cylinder pauses and tightens the clamping nut and the set screw;

2) Placing and supporting of accessory products:

(1) Placing the product on a placement table supporting the chassis;

(2) The pushing cylinder is started to push the auxiliary plate to slide along the T-shaped groove on the extending block supporting the bottom surface of the underframe, and the positions of the auxiliary brackets at the two ends of the auxiliary plate are adjusted, so that the auxiliary brackets at the two ends of the auxiliary plate are supported and lifted at the corresponding ends of the product extending out of the placing frame;

3) Positioning and clamping of accessory products:

(1) The driving motor starts to drive the adjusting rod to rotate, so that a first lower clamping plate positioned on the first threaded section and a second lower clamping plate positioned on the second threaded section move in opposite directions simultaneously, in the moving process of the first lower clamping plate and the second lower clamping plate, a bottom sliding plate in the first lower clamping plate and the second lower clamping plate always moves horizontally along a corresponding sliding track, and an upper clamping plate correspondingly connected in moving mode of the first lower clamping plate and the second lower clamping plate moves in opposite directions synchronously along a limiting guide plate until the first lower clamping plate and the second lower clamping plate clamp and position two sides of the bottom of a product;

(2) The adjusting cylinder is started, the piston rod retracts to drive the connecting plate to move downwards, so that the limiting clamping plates at two ends of the connecting plate move downwards synchronously along the limiting sliding grooves on the corresponding side plates, the connecting plate moves downwards to drive the auxiliary pushing piece on the connecting plate to move synchronously until the pushing plate on the rack abuts against the limiting guide plate, in the process of moving downwards the connecting plate, the limiting column at the bottom of the connecting plate is movably inserted into the corresponding guide sleeve all the time, the limiting column is limited by the guide sleeve to move downwards vertically along the guide sleeve, and the supporting spring is compressed in the process of moving downwards the limiting column;

(3) The auxiliary pushing piece is started, the rotating motor is started to drive the gear to rotate, the gear rotates to drive racks on two sides to move in opposite directions along the corresponding guide frames, the racks drive the pushing plates to move synchronously along the top surfaces of the limiting guide plates until the pushing plates are abutted against the corresponding upper clamping plates, the pushing plates push the upper clamping plates to move together along the top surfaces of the limiting guide plates, so that the two upper clamping plates move in opposite directions, and meanwhile, the connecting rods on the upper clamping plates are always limited in the through holes on the corresponding positioning plates until the upper parts of products are clamped and fixed by the two upper clamping plates.

2. The positioning method of the positioning device for air conditioner fitting inspection according to claim 1, wherein: the support chassis is characterized in that an extension block is arranged on the bottom surface of the support chassis, a T-shaped groove is formed in the extension block, an auxiliary plate is arranged in the T-shaped groove in a penetrating mode, auxiliary brackets are arranged at two ends of the auxiliary plate, a pushing air cylinder is arranged on the bottom surface of the extension block and connected with the auxiliary plate, and the auxiliary plate is pushed to horizontally move along the T-shaped groove through the pushing air cylinder.

3. The positioning method of the positioning device for air conditioner fitting inspection according to claim 1, wherein: the lower clamping piece comprises a driving motor, an adjusting rod and a lower clamping plate, the driving motor is connected with the adjusting rod, the lower clamping plate is located on the adjusting rod, the lower clamping plate comprises a first lower clamping plate and a second lower clamping plate, the first lower clamping plate and the second lower clamping plate are symmetrically arranged on two sides of the placing table, a first threaded section and a second threaded section with opposite threaded directions are arranged on the adjusting rod, the first lower clamping plate is located on the first threaded section, and the second lower clamping plate is located on the second threaded section.

4. The positioning method of the positioning device for air conditioner fitting inspection according to claim 3, wherein: the first clamping plate with the second clamping plate down all includes end slide, reference column and locating plate, be provided with the track that slides on the top surface of supporting the chassis, the track symmetry that slides sets up place the both sides of platform, end slide slip joint is in on the track that slides, be provided with on the end slide and extend the book pole, extend the book pole joint and be in on the side of supporting the chassis, just extend the book pole and connect on the regulation pole, the reference column is located on the top surface of end slide, be provided with the adjustment tank on the locating plate, the adjustment tank with reference column assorted, the locating plate passes through the adjustment tank joint is in on the reference column, just the locating plate pass through holding screw with the reference column is spacing fixed.

5. The positioning method of the positioning device for air conditioner fitting inspection according to claim 4, wherein: the two opposite faces of the positioning plates are respectively provided with a clamping groove, the upper clamping plate is supported in the clamping grooves, the positioning plates are provided with perforations, the upper clamping plates are provided with connecting rods, the connecting rods are matched with the perforations, the end parts of the connecting rods penetrate through the perforations to extend to the outer sides of the corresponding positioning plates, and the extending end parts of the connecting rods are provided with limiting plates.

6. The positioning method of the positioning device for air conditioner fitting inspection according to claim 1, wherein: the regulating frame comprises a connecting plate and side plates, wherein the connecting plate is in sliding connection with the two side plates, the two ends of the limiting guide plate are respectively and fixedly connected with the two side plates, limiting sliding grooves are formed in the two side plates, regulating cylinders are arranged on the opposite sides of the side plates, limiting clamping plates are respectively arranged at the two ends of the connecting plate, the limiting clamping plates are in sliding clamping connection with the limiting sliding grooves, a piston rod of each regulating cylinder is connected with the corresponding limiting clamping plate, and lifting movement of the connecting plate is realized through the regulating cylinders.

7. The positioning method of the positioning device for air conditioner fitting inspection according to claim 6, wherein: the two opposite sides of the side plates are respectively provided with a supporting side plate, guide rods penetrate through the supporting side plates, the bottom ends of the guide rods are fixedly connected with the supporting underframe, the supporting side plates are fixed on the guide rods through upper and lower clamping nuts in a limiting mode, and the clamping nuts are screwed on the guide rods in a threaded mode.

8. The positioning method of the positioning device for air conditioner fitting inspection according to claim 6, wherein: the auxiliary pushing piece comprises a rotating motor, a gear and a rack, wherein the rotating motor is fixedly arranged on the connecting plate, the rotating motor is connected with the gear, two racks are symmetrically arranged at the centers of two sides of the gear, the gear is meshed with the racks, a pushing plate is connected onto the racks, the racks are slidably clamped in a guide frame, and the guide frame is fixedly connected with the connecting plate.

9. The positioning method of the positioning device for air conditioner fitting inspection according to claim 6, wherein: be provided with the brace table on the curb plate, it is provided with the uide bushing to run through fixedly on the brace table, be provided with the spacing post on the bottom surface of curb plate, the spacing post with uide bushing one-to-one matches, the bottom activity of spacing post is pegged graft in the uide bushing, the top surface of uide bushing with connect between the curb plate bottom surface and be provided with supporting spring, supporting spring cover is established the outside of spacing post.