CN217532945U

CN217532945U - Positioning and transferring device for machining electronic case

Info

Publication number: CN217532945U
Application number: CN202221793918.2U
Authority: CN
Inventors: 王蕾
Original assignee: TIANJIN JINGTAI TECHNOLOGY DEVELOPMENT CO LTD
Current assignee: TIANJIN JINGTAI TECHNOLOGY DEVELOPMENT CO LTD
Priority date: 2022-07-12
Filing date: 2022-07-12
Publication date: 2022-10-04
Anticipated expiration: 2032-07-12

Abstract

The utility model relates to a location transfer device for processing of electron machine case. The trolley comprises a trolley, the top surface of which is provided with an installation base, wherein a supporting bracket is arranged on the installation base, and an installation frame is fixedly connected to the supporting bracket; the mounting base is rotatably connected with two forward and reverse rotating lead screws, the two forward and reverse rotating lead screws are symmetrically arranged about the center line of the mounting frame, and the mounting base further comprises a lead screw driving assembly for driving the two forward and reverse rotating lead screws to synchronously rotate; each positive and negative rotation screw rod is connected with a connecting rod structure through a nut, each connecting rod structure penetrates through the mounting frame and is in clearance fit with the mounting frame, and a clamping assembly for clamping the electronic case is arranged at the inner end part of each connecting rod structure; the electronic chassis positioning device further comprises a positioning pin assembly which is arranged on the mounting frame and used for positioning the electronic chassis. The utility model discloses can carry out the fixed operation of intelligent regulation according to the electronic machine case of not unidimensional size, need not artifical frequent operation, reduce staff's intensity of labour, improve the efficiency of work.

Description

Positioning and transferring device for machining electronic case

Technical Field

The utility model belongs to the technical field of machining, especially, relate to a location transfer device for processing of electronic machine case.

Background

Military electronic chassis is widely used in instruments, electronics, communication, automation, precision machinery and the like commonly used by the military, and the structure is as follows: the box body is formed by combining an aluminum alloy material as a framework, an ABS (acrylonitrile butadiene styrene), a density board (medium density fiberboard), a clamping plate (multilayer board), a metal plate and the like as panels and a tee joint, a mouth strip, a handle, a lock and the like as accessories.

After the case is assembled, in order to detect the qualified rate of products, the case needs to be sampled and detected, however, in the detection process, the computer case needs to be manually transported to a specified position to be fixed, manual fixation is not firm, stability is poor, the computer case is easily damaged due to reasons such as misoperation, and in the process of manually fixing the computer case by means of a tool, an adaptive fixing tool needs to be selected according to the size specification of the computer case, operation is complex, labor intensity is high, and working efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the technical problem that exists among the well-known art and provide a rational in infrastructure design, the suitability is strong and fixed effectual a location transfer device for electronic machine case processing.

The utility model discloses a solve the technical scheme that technical problem that exists among the well-known technique took and be: a positioning transfer device for processing an electronic case comprises a trolley, wherein the top surface of the trolley is provided with an installation base, a supporting bracket is arranged on the installation base, and an installation frame with an opening-shaped front side and an opening-shaped top is fixedly connected to the supporting bracket; the mounting base is rotatably connected with two forward and reverse rotating lead screws which are longitudinally arranged, the two forward and reverse rotating lead screws are symmetrically arranged relative to the central line of the mounting frame, and the mounting base further comprises a lead screw driving assembly for driving the two forward and reverse rotating lead screws to synchronously rotate; each positive and negative rotation lead screw is connected with a connecting rod structure through a nut, each connecting rod structure penetrates through the installation frame and is in clearance fit with the installation frame, and the inner end part of each connecting rod structure is provided with a clamping assembly for clamping an electronic case; the electronic chassis positioning device further comprises a positioning pin assembly which is arranged on the mounting frame and used for positioning the electronic chassis.

The utility model discloses an advantage is with positive effect: the utility model provides a positioning and transferring device for processing an electronic case, which can improve the moving flexibility of the positioning and transferring device by arranging a cart; two sets of positive and negative rotating lead screws, lead screw driving assemblies and connecting rod structures are arranged to drive the two sets of clamping assemblies, so that intelligent adjustment and fixing operation can be performed according to electronic cabinets with different sizes, manual frequent operation is not needed, the labor intensity of workers is reduced, and the working efficiency is improved; through setting up the locating pin subassembly, can carry out further location operation to the electron machine case of two sets of centre gripping subassembly centre gripping, improved the fixed stability of electron machine case, avoid the electron machine case to take place the drunkenness when promoting the shallow, further improved the fixed stability of positioning transfer device to electron machine case.

Preferably: the connecting rod structure comprises two groups of symmetrically arranged connecting rod seats connected with a forward and reverse rotating lead screw through a nut, and further comprises a transverse moving push plate arranged in the installation frame, wherein a group of hinged connecting rods are hinged between two ends of the transverse moving push plate and the two connecting rod seats, and the two groups of hinged connecting rods penetrate through the side wall of the installation frame and are symmetrically arranged.

Preferably: the clamping assembly comprises a plurality of groups of clamping guide rods which are connected on the transverse moving push plate in a sliding way through linear bearings, the inner end parts of the clamping guide rods are connected with clamping block mounting plates, and the inner end surfaces of the clamping block mounting plates are connected with positioning clamping blocks; and the clamping spring is arranged between the transverse push plate and the clamping block mounting plate and sleeved on the clamping guide rod.

Preferably: the screw driving assembly comprises a driving wheel seat fixedly connected to the mounting base, a driving rotating shaft longitudinally arranged is rotatably connected to the driving wheel seat, a driving chain wheel is connected to the driving rotating shaft in a key mode, and the screw driving assembly further comprises driven chain wheels connected to the positive and negative rotating screws in a key mode; a chain is connected between the driving chain wheel and the two driven chain wheels; the tension wheel seat is connected to the mounting base, the position of the tension wheel seat is adjustable, and a tension chain wheel is rotatably connected to the tension wheel seat.

Preferably: the positioning pin assembly comprises a positioning pin seat connected with the mounting frame, a top block guide hole is formed in the center of the positioning pin seat, a spring top block in sliding connection with the top block guide hole penetrates through the top block guide hole, and a positioning pin penetrating through the bearing bracket is arranged on the spring top block; the spring ejection device is characterized by further comprising a guide hole through groove which is formed in the positioning pin seat and communicated with the ejection block guide hole, a lifting installation block is inserted into the guide hole through groove, a spring guide rod is connected to the center of the lifting installation block and connected with the spring ejection block, and the spring ejection device further comprises a pin ejection spring which is arranged between the lifting installation block and the spring ejection block and sleeved on the spring guide rod.

Preferably: the positioning pin assembly also comprises two groups of limiting cover plates arranged at the top of the positioning pin seat, and the lifting installation block is inserted between the two groups of limiting cover plates; the lifting device also comprises a handle mounting plate arranged at the top of the lifting mounting block, and a lifting handle is arranged on the handle mounting plate.

Drawings

Fig. 1 is a schematic front view of the present invention;

fig. 2 is a schematic perspective view of the screw driving assembly of the present invention;

FIG. 3 is an enlarged schematic view of area A of FIG. 1;

fig. 4 is an exploded view of the locating pin assembly of the present invention;

fig. 5 is a schematic perspective view of an electronic chassis according to the present invention.

In the figure: 1. pushing a cart; 2. installing a base; 3. a lead screw drive assembly; 3-1, driving a rotating shaft; 3-2, a driven sprocket; 3-3, a driving sprocket; 3-4, driving wheel seats; 3-5, a tension chain wheel; 3-6, a tension pulley seat; 4. a dowel assembly; 4-1, positioning pin seats; 4-2, positioning pins; 4-3, spring top blocks; 4-4, tightly pushing the spring by using the pin; 4-5, a limit cover plate; 4-6, lifting the mounting block; 4-7, lifting a handle; 4-8, a handle mounting plate; 4-9, a top block guide hole; 4-10, a guide hole through groove; 5. a support bracket; 6. a screw rod is rotated forwards and backwards; 7. a connecting rod structure; 7-1, a connecting rod seat; 7-2, a hinged connecting rod; 7-3, transversely moving the push plate; 8. a clamping assembly; 8-1, clamping a spring; 8-2, clamping the guide rod; 8-3, mounting a clamping block; 8-4, positioning the clamping block; 9. an electronic chassis; 10. the frame is mounted.

Detailed Description

In order to further understand the contents, features and effects of the present invention, the following embodiments are described in detail:

referring to fig. 1, the positioning and transferring device for processing electronic chassis of the present invention includes a cart 1 having a mounting base 2 mounted on a top surface thereof, a supporting bracket 5 mounted on the mounting base 2, and a mounting frame 10 having an open front side and a top portion and fixedly connected to the supporting bracket 5.

Two forward and reverse rotation lead screws 6 which are longitudinally arranged are rotatably connected on the mounting base 2, the two forward and reverse rotation lead screws 6 are symmetrically arranged about the central line of the mounting frame 10 and penetrate through the bearing bracket 5, and the screw driving component 3 is used for driving the two forward and reverse rotation lead screws 6 to synchronously rotate.

Referring to fig. 2 further, in this embodiment, the screw driving assembly 3 includes a driving wheel seat 3-4 fixedly connected to the mounting base 2, a driving rotating shaft 3-1 longitudinally disposed is rotatably connected to the driving wheel seat 3-4, the driving rotating shaft 3-1 penetrates through the mounting base 2, and a hand wheel is keyed to a lower end of the driving rotating shaft 3-1. The driving shaft 3-1 is in keyed connection with a driving chain wheel 3-3, the driving chain wheel 3-3 is positioned above the mounting base 2, and the screw driving assembly 3 further comprises driven chain wheels 3-2 which are in keyed connection with the positive and negative rotation screws 6; a chain is connected between the driving chain wheel 3-3 and the two driven chain wheels 3-2; the tensioning device is characterized by further comprising a tensioning wheel seat 3-6 which is connected to the mounting base 2 and is adjustable in position, a strip-shaped hole is formed in the tensioning wheel seat 3-6, the tensioning wheel seat 3-6 is connected with the mounting base 2 through a bolt penetrating through the strip-shaped hole, and a tensioning chain wheel 3-5 is rotatably connected to the tensioning wheel seat 3-6.

In addition, as shown in fig. 1, each of the positive and negative rotation screws 6 is connected with a link structure 7 through a nut, each link structure 7 penetrates through the mounting frame 10 and is in clearance fit with the mounting frame, and a clamping assembly 8 for clamping the electronic chassis 9 is mounted at an inner end of each link structure 7.

Referring to fig. 3, the connecting rod structure 7 includes two symmetrically disposed connecting rod bases 7-1 connected to the forward and backward rotation screw 6 through a nut, and the forward and backward rotation screw 6 rotates to drive the two connecting rod bases 7-1 to move synchronously in the opposite direction/away direction. The connecting rod structure 7 further comprises a transverse push plate 7-3 arranged in the installation frame 10, a group of hinged connecting rods 7-2 is hinged between two ends of the transverse push plate 7-3 and the two connecting rod seats 7-1, the two groups of hinged connecting rods 7-2 penetrate through the side wall of the installation frame 10 and are symmetrically arranged, namely a through groove is formed in the side wall of the installation frame 10, and the hinged connecting rods 7-2 penetrate through the through groove and are in clearance fit with the installation frame 10.

The clamping assembly 8 comprises a plurality of groups of clamping guide rods 8-2 which are connected with each other in a sliding manner through linear bearings on the transverse push plate 7-3, the inner end parts of the clamping guide rods 8-2 are connected with clamping block mounting plates 8-3, the inner end surfaces of the clamping block mounting plates 8-3 are connected with positioning clamping blocks 8-4, and in the embodiment, the positioning clamping blocks 8-4 are made of hard rubber materials. The clamping assembly 8 also comprises a clamping spring 8-1 which is arranged between the transverse push plate 7-3 and the clamping block mounting plate 8-3 and sleeved on the clamping guide rod 8-2.

In the actual working process, a worker places the electronic cabinet 9 in the mounting frame 10, so that the back surface of the electronic cabinet 9 abuts against the inner side surface of the mounting frame 10; by using the screw driving assembly 3 and the connecting rod structure 7, the two sets of clamping assemblies 8 are driven to move towards each other, and further, the electronic chassis 9 in the mounting frame 10 is centered and clamped. The staff rotates the hand wheel promptly and drives two sets of derotation lead screw 6 synchronous revolution, and then drives two sets of connecting rod seats 7-1 synchronous phase to/deviate from the removal that corresponds on each derotation lead screw 6, realizes driving the purpose that two sets of clamping components 8 synchronous phase to/deviate from the removal, specifically is: when the forward and reverse rotation screw 6 rotates forward, the two groups of connecting rod seats 7-1 mounted on the forward and reverse rotation screw synchronously move in opposite directions, and the corresponding clamping assemblies 8 are driven to move towards the electronic case 9 under the action of the two groups of hinged connecting rods 7-2, so that the electronic case 9 is clamped, the electronic case 9 is fixed, and the stability of the electronic case 9 is ensured; on the contrary, when the forward and reverse rotation screw 6 rotates reversely, the two groups of connecting rod seats 7-1 mounted thereon move away synchronously, and the corresponding clamping components 8 are driven to move away from the electronic case 9 under the action of the two groups of hinged connecting rods 7-2, so that the clamping operation on the electronic case 9 is released.

Through setting up two sets of positive and negative screws 6, lead screw drive assembly 3 and connecting rod structure 7 and driving two sets of centre gripping subassemblies 8, can carry out the fixed operation of intelligent regulation according to the electronic machine case 9 of equidimension not, need not artifical frequent operation, reduced staff's intensity of labour, improved the efficiency of work. In addition, the clamping spring 8-1 and the clamping guide rod 8-2 arranged in the clamping assembly 8 can play a role in buffering the clamping operation of the clamping assembly 8, and the damage to the outer side surface of the electronic case 9 in the clamping operation process is avoided.

In addition, as shown in fig. 5, a leg portion is provided at the bottom of the side surface of the electronic chassis 9, and a plurality of groups of threaded holes are opened at the leg portion, so as to further improve the clamping stability of the two groups of clamping assemblies 8 on the electronic chassis 9 placed in the mounting frame 10, as shown in fig. 1, the present embodiment further includes a positioning pin assembly 4 mounted on the mounting frame 10 for positioning the electronic chassis 9.

Referring to fig. 4, in this embodiment, the positioning pin assembly 4 includes a positioning pin seat 4-1 connected to the inner side surface of the mounting frame 10 through a mounting plate, that is, a mounting plate is fixedly connected to the bottom of the inner side surface of the mounting frame 10, a strip-shaped hole is formed in the mounting plate, and the positioning pin seat 4-1 is connected to the mounting plate through a bolt inserted into the strip-shaped hole. The center of the positioning pin seat 4-1 is provided with a top block guide hole 4-9, a spring top block 4-3 in sliding connection with the top block guide hole 4-9 penetrates through the top block guide hole 4-9, a positioning pin 4-2 penetrating through the bearing bracket 5 is arranged on the spring top block 4-3, the positioning pin seat 4-1 is provided with a guide hole through groove 4-10 communicated with the top block guide hole 4-9, and the guide hole through groove 4-10 extends along the axial direction of the top block guide hole 4-9. A lifting installation block 4-6 is inserted in the guide hole through groove 4-10, a spring guide rod is connected at the center of the lifting installation block 4-6 and is connected with a spring top block 4-3, and a pin jacking spring 4-4 which is arranged between the lifting installation block 4-6 and the spring top block 4-3 and is sleeved on the spring guide rod is also included. The spring top block 4-3 can abut against the bottom of the top block guide hole 4-9 under the abutting action of the pin abutting spring 4-4.

In addition, in order to limit the ascending position of the spring top block 4-3, the positioning pin assembly 4 further comprises two groups of limiting cover plates 4-5 arranged at the top of the positioning pin seat 4-1, and the lifting installation blocks 4-6 are inserted between the two groups of limiting cover plates 4-5; the lifting device also comprises a handle mounting plate 4-8 arranged on the top of the lifting mounting block 4-6, and a lifting handle 4-7 arranged on the handle mounting plate 4-8.

The working principle of the positioning pin assembly 4 is as follows: when the lifting installation block 4-6 is inserted into the guide hole through groove 4-10, the lifting installation block 4-6 compresses the pin jacking spring 4-4, the pin jacking spring 4-4 tightly presses the spring jacking block 4-3 against the bottom of the jacking block guide hole 4-9, so that the positioning pin 4-2 is arranged in a threaded hole of a supporting foot part of the electronic case 9 in a penetrating manner, the positioning operation on the electronic case 9 is realized, when the positioning operation on the electronic case 9 needs to be released, the lifting installation block 4-6 is pulled upwards until the lifting installation block 4-6 is separated from the guide hole through groove 4-10, then the lifting installation block 4-6 is released after being rotated for 90 degrees, so that the lower end part of the lifting installation block 4-6 is abutted against the limiting cover plate 4-5, and at the moment, the positioning pin 4-2 is separated from a threaded hole of the supporting foot part of the electronic case 9, so that the positioning operation on the electronic case 9 is released.

The working process is as follows: the staff places electronics machine case 9 in installation frame 10, make the back of electronics machine case 9 support and lean on the installation frame 10 medial surface, then the staff rotates the hand wheel and drives two sets of screw 6 synchronous forward rotation of just reversing, and then drive two sets of connecting rod seats 7-1 synchronous phase-to-phase shift that correspond on each screw 6 of just reversing, drive two sets of centre gripping subassemblies 8 synchronous phase-to-phase shift, and then carry out centre gripping operation to electronics machine case 9, realize fixing the operation to electronics machine case 9, ensure the stability of electronics machine case 9, through setting up two sets of screw 6 of just reversing, lead screw drive assembly 3 and connecting rod structure 7 drive two sets of centre gripping subassemblies 8, can carry out the fixed operation of intelligent regulation according to the electronics machine case 9 of not unidimensional size, need not artifical frequent operation, staff's intensity of labour has been reduced, the efficiency of work has been improved. After the electronic chassis 9 is clamped by the two groups of clamping assemblies 8, the electronic chassis 9 is further positioned by the positioning pin assemblies 4, so that the fixing stability of the electronic chassis 9 is improved, the electronic chassis 9 is prevented from moving when the cart 1 is pushed, and the fixing stability of the positioning transfer device on the electronic chassis 9 is further improved, wherein the working principle of the positioning pin assemblies 4 is as described above, and is not repeated here.

Claims

1. A location transfer device for electronic machine case processing, characterized by: the trolley comprises a trolley (1) with a mounting base (2) arranged on the top surface, wherein a supporting bracket (5) is arranged on the mounting base (2), and a mounting frame (10) with an open front side and an open top is fixedly connected to the supporting bracket (5); the mounting base (2) is rotatably connected with two forward and reverse rotating lead screws (6) which are longitudinally arranged, the two forward and reverse rotating lead screws (6) are symmetrically arranged relative to the central line of the mounting frame (10), and the mounting base further comprises a lead screw driving assembly (3) for driving the two forward and reverse rotating lead screws (6) to synchronously rotate; each positive and negative rotation screw rod (6) is connected with a connecting rod structure (7) through a nut, each connecting rod structure (7) penetrates through the mounting frame (10) and is in clearance fit with the mounting frame, and the inner end part of each connecting rod structure (7) is provided with a clamping assembly (8) for clamping an electronic case (9); also included is a dowel assembly (4) mounted on the mounting frame (10) for aligning the electronics chassis (9).

2. The positioning and transferring device for electronic cabinet processing as claimed in claim 1, wherein: the connecting rod structure (7) comprises two groups of symmetrically arranged connecting rod seats (7-1) connected with a forward and reverse rotating lead screw (6) through a nut, and further comprises a transverse moving push plate (7-3) arranged in the installation frame (10), a group of hinged connecting rods (7-2) are hinged between two ends of the transverse moving push plate (7-3) and the two connecting rod seats (7-1), and the two groups of hinged connecting rods (7-2) penetrate through the side wall of the installation frame (10) and are symmetrically arranged.

3. The positioning and transferring device for electronic cabinet processing as claimed in claim 2, wherein: the clamping assembly (8) comprises a plurality of groups of clamping guide rods (8-2) which are connected with each other in a sliding way through linear bearings on the transverse push plate (7-3), the inner end parts of the clamping guide rods (8-2) are connected with clamping block mounting plates (8-3), and the inner end surfaces of the clamping block mounting plates (8-3) are connected with positioning clamping blocks (8-4); and a clamping spring (8-1) which is arranged between the transverse push plate (7-3) and the clamping block mounting plate (8-3) and sleeved on the clamping guide rod (8-2) is also included.

4. The positioning and transferring device for processing electronic cabinets of claim 1, wherein: the screw driving assembly (3) comprises a driving wheel seat (3-4) fixedly connected to the mounting base (2), a driving rotating shaft (3-1) longitudinally arranged is rotatably connected to the driving wheel seat (3-4), a driving chain wheel (3-3) is in key connection with the driving rotating shaft (3-1), and driven chain wheels (3-2) in key connection with the forward and reverse rotating screws (6); a chain is connected between the driving chain wheel (3-3) and the two driven chain wheels (3-2); the tension pulley device is characterized by further comprising tension pulley seats (3-6) which are connected to the mounting base (2) and are adjustable in position, and tension chain wheels (3-5) are rotatably connected to the tension pulley seats (3-6).

5. The positioning and transferring device for electronic cabinet processing as claimed in claim 1, wherein: the locating pin assembly (4) comprises a locating pin seat (4-1) connected with the mounting frame (10), a top block guide hole (4-9) is formed in the center of the locating pin seat (4-1), a spring top block (4-3) in sliding connection with the top block guide hole (4-9) penetrates through the top block guide hole (4-9), and a locating pin (4-2) penetrating through the bearing bracket (5) is arranged on the spring top block (4-3); the spring lifting device is characterized by further comprising a guide hole through groove (4-10) which is formed in the positioning pin seat (4-1) and communicated with the ejecting block guide hole (4-9), a lifting installation block (4-6) is inserted into the guide hole through groove (4-10), a spring guide rod is connected to the center of the lifting installation block (4-6) and connected with the spring ejecting block (4-3), and a pin jacking spring (4-4) which is arranged between the lifting installation block (4-6) and the spring ejecting block (4-3) and sleeved on the spring guide rod is further included.

6. The positioning and transferring device for electronic cabinet processing according to claim 5, wherein: the locating pin assembly (4) further comprises two groups of limiting cover plates (4-5) arranged at the top of the locating pin seat (4-1), and the lifting installation block (4-6) is inserted between the two groups of limiting cover plates (4-5); the lifting device also comprises a handle mounting plate (4-8) arranged at the top of the lifting mounting block (4-6), and a lifting handle (4-7) is arranged on the handle mounting plate (4-8).