CN218808416U

CN218808416U - A transportation area for processing of PCB board

Info

Publication number: CN218808416U
Application number: CN202221051645.4U
Authority: CN
Inventors: 万礼; 朱连森; 夏志超
Original assignee: Suzhou Difida Technology Co ltd
Current assignee: Suzhou Difida Technology Co ltd
Priority date: 2022-05-05
Filing date: 2022-05-05
Publication date: 2023-04-07
Anticipated expiration: 2032-05-05

Abstract

The utility model discloses a transportation area for processing of PCB board, including frame, conveyer and straining device, straining device includes tensioning roller and adjustment mechanism, and adjustment mechanism includes the connecting block, and the bottom of connecting block is rotated and is connected with the lead screw, and the bottom slip interlude of lead screw is connected with the sleeve, and telescopic top is rotated and is alternated and be connected with the go-between, and the top fixedly connected with nut of go-between, the spout has all been seted up at the middle part of frame both sides, and the fixed connection of interlude is connected with the connecting rod on the connecting block. The utility model discloses a rotating the nut, utilizing the effect of the threaded connection of nut and lead screw, driving the lead screw and sliding in telescopic inner chamber for the lead screw drives connecting block and tensioning roller and moves in vertical direction, and then changes the position of tensioning roller, adjusts the rate of tension of tensioning roller to conveyer, guarantees conveyer's steady motion, and conveniently clears up conveyer's both sides and inside.

Description

A transportation area for processing of PCB board

Technical Field

The utility model relates to a PCB processing field, in particular to transportation area for processing of PCB board.

Background

In production, the PCB is required to be processed in different processes, the different processes are often required to be processed in different stations, the PCB is required to be transported between different stations, and the PCB is generally transported by a transport belt.

Common transportation area passes through the motor and drives a plurality of running rollers and rotate, and a plurality of running rollers set up in the inner chamber of conveyer belt, utilize the frictional force between the outer wall of running roller and the conveyer belt inner wall, drive the conveyer belt and move, transport the PCB board, and the conveyer belt is after long-time the use, and the conveyer belt takes place deformation lax, influences the steady operation of conveyer belt, and accumulate a large amount of dust and impurity in the both sides of conveyer belt and the inner chamber, and be in the conveyer belt of tensioning state, be not convenient for clear up it.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a transportation area for processing of PCB board to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: a conveyer belt for processing PCB plates comprises a rack, a conveyer belt and a tensioning mechanism, wherein the conveyer belt is arranged at the top of an inner cavity of the rack, and the tensioning mechanism is arranged in the middle of the rack;

the tensioning mechanism comprises a tensioning roller and an adjusting mechanism, the tensioning roller is arranged at the bottom of the inner cavity of the conveying belt, and the adjusting mechanism is arranged at two ends of the tensioning roller;

the adjusting mechanism comprises a connecting block, the bottom end of the connecting block is rotatably connected with a lead screw, the bottom of the lead screw is slidably inserted and connected with a sleeve, the top of the sleeve is rotatably inserted and connected with a connecting ring, the top end of the connecting ring is fixedly connected with a nut, the middle parts of two sides of the rack are both provided with sliding grooves, and the connecting block is fixedly inserted and connected with a connecting rod;

the connecting ring is provided with a connecting mechanism, and the nut is provided with a rotating mechanism.

Preferably, the connecting mechanism comprises two bolts and an annular groove, and the two bolts are respectively in threaded insertion connection with the front surface and the back surface of the connecting ring.

Preferably, the annular groove is formed in the outer wall of the top of the sleeve, and an inner cavity of the annular groove is connected with one end of the bolt in a sliding penetrating mode.

Preferably, the rotating mechanism comprises two worm wheels, two worms and a connecting rod, the worm wheels are fixedly inserted and connected with the outer wall of the nut, and the worms are meshed and connected with the worm wheels.

Preferably, the two ends of the connecting rod are rotatably and alternately connected with the two sides of the rack, and one end of the connecting rod is fixedly connected with one end of the worm.

Preferably, both sides of the rack are fixedly connected with protective shells, one side of each protective shell is rotatably and alternately connected with one end of a worm, and one end of each worm is in threaded and alternately connected with a locking nut.

The utility model discloses a technological effect and advantage:

(1) The utility model discloses utilize lead screw, sleeve, tensioning roller and nut matched with mode of setting, through rotating the nut, utilize the effect of the threaded connection of nut and lead screw, drive the lead screw and slide in telescopic inner chamber, make the lead screw drive connecting block and tensioning roller move in vertical direction, and then change the position of tensioning roller, adjust the rate of tension of tensioning roller to conveyer, guarantee conveyer's steady motion, and conveniently clear up conveyer's both sides and inside;

(2) The utility model discloses utilize worm wheel, worm and connecting rod matched with to set up the mode, through rotating one of them worm, utilize the connecting rod to drive another worm and rotate together, utilize the meshing effect of worm and worm wheel, drive worm wheel and nut and rotate for two lead screws of both sides move in vertical direction, stabilize the regulation to the both ends of tensioning roller.

Drawings

Fig. 1 is the overall structure diagram of the present invention.

Fig. 2 is the side structure schematic diagram of the tension roller of the present invention.

Fig. 3 is a schematic side sectional view of the protective shell of the present invention.

Fig. 4 is a schematic side sectional view of the sleeve of the present invention.

Fig. 5 is a schematic view of the top-view cross-sectional structure of the connecting rod of the present invention.

In the figure: 1. a frame; 2. a conveyor belt; 3. a tensioning mechanism; 31. a tension roller; 32. an adjustment mechanism; 321. connecting blocks; 322. a lead screw; 323. a sleeve; 324. a connecting ring; 325. a nut; 326. A chute; 327. fixing the rod; 4. a connecting mechanism; 41. a bolt; 42. an annular groove; 5. a rotating mechanism; 51. a worm gear; 52. a worm; 53. a connecting rod; 6. a protective shell; 7. and locking the nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a conveyer belt for PCB board processing as shown in fig. 1-5, including frame 1, conveyer belt 2 and straining device 3, frame 1 is used for installing conveyer belt 2 and straining device 3, conveyer belt 2 sets up in the top of frame 1 inner chamber, conveyer belt 2 is the annular banding, the equidistance is provided with a plurality of live rollers in the inner chamber, through the rotation of a plurality of live rollers, drive conveyer belt 2 and remove, straining device 3 sets up in the middle part of frame 1, straining device 3 is used for adjusting the rate of tension of conveyer belt 2, guarantee conveyer belt 2's stability;

the tensioning mechanism 3 comprises a tensioning roller 31 and an adjusting mechanism 32, the tensioning roller 31 is arranged at the bottom of an inner cavity of the conveying belt 2, the tensioning roller 31 is arranged at the middle position of the conveying belt 2, the outer wall of the tensioning roller is attached to the inner wall of the conveying belt 2, the adjusting mechanism 32 is arranged at two ends of the tensioning roller 31, and the adjusting mechanism 32 is used for driving the tensioning roller 31 to move in the vertical direction so as to adjust the tightness of the conveying belt 2;

the adjusting mechanism 32 comprises a connecting block 321, the connecting block 321 is used for installing a fixing rod 327, connecting the tension roller 31 and a lead screw 322, the bottom end of the connecting block 321 is rotatably connected with the lead screw 322, the lead screw 322 is used for supporting the tension roller 31 and driving the tension roller 31 to move in the vertical direction, the bottom of the lead screw 322 is slidably and penetratingly connected with a sleeve 323, a screw transmission mechanism is arranged between the lead screw 322 and a nut 325 and used for converting rotary motion into linear motion or converting linear motion into rotary motion, a screw press machine mainly for transmitting energy, a jack and the like are provided, a feed lead screw mainly for transmitting motion such as a machine tool workbench is also provided, the sleeve 323 is used for installing the lead screw 322, and the bottom end of the sleeve 323 is fixedly connected with the fixing block, one side of the fixed block is fixedly connected with the outer wall of the rack 1, the top of the sleeve 323 is rotatably and alternately connected with a connecting ring 324, the connecting ring 324 is rotated at the top of the sleeve 323 and further drives a nut 325 to rotate together, the top end of the connecting ring 324 is fixedly connected with the nut 325, the nut 325 is in threaded and alternate connection with the bottom of the screw rod 322, the screw rod 322 is driven to move in the vertical direction through the rotation of the nut 325 and further adjusts the tension roller 31, sliding grooves 326 are formed in the middle parts of two sides of the rack 1, fixing rods 327 are fixedly and alternately connected to the connecting blocks 321, one ends of the fixing rods 327 are fixedly connected with one ends of the rotating shafts of the tension roller 31, one ends of the fixing rods 327 are in sliding and alternate connection with inner cavities of the sliding grooves 326, and the tension roller 31 is conveniently driven to move in the vertical direction;

a connecting mechanism 4 is arranged on the connecting ring 324, the connecting mechanism 4 is used for connecting the connecting ring 324 with the sleeve 323, a rotating mechanism 5 is arranged on the nut 325, and the rotating mechanism 5 is used for driving the nut 325 to rotate;

the connecting mechanism 4 comprises two bolts 41 and an annular groove 42, one end of each bolt 41 is in a hemisphere shape, the two bolts 41 are respectively in threaded penetrating connection with the front surface and the back surface of the connecting ring 324, the annular groove 42 is arranged on the outer wall of the top of the sleeve 323, the inner cavity of the annular groove 42 is in sliding penetrating connection with one end of each bolt 41, one end of each bolt 41 is inserted into the inner cavity of the annular groove 42 through the two rotating bolts 41, the connecting ring 324 is arranged at the top of the sleeve 323, and the connecting ring 324 drives the nut 325 to rotate together;

the rotating mechanism 5 comprises two worm wheels 51, two worms 52 and a connecting rod 53, the worm wheels 51 are fixedly inserted and connected with the outer walls of nuts 325, the nuts 325 are fixed in the middle of the worm wheels 51, the nuts 325 are driven to rotate through the worm wheels 51, the worms 52 are meshed and connected with the worm wheels 51, the worms 52 are arranged on the front faces of the worm wheels 51, and the worm wheels 51 and the nuts 325 are driven to rotate by rotating the worms 52 under the meshing action of the worms 52 and the worm wheels 51;

two ends of the connecting rod 53 are rotatably and alternately connected with two sides of the rack 1, one end of the connecting rod 53 is fixedly connected with one end of the worm 52, and the two worms 52 are fixed through the connecting rod 53, so that the two worms 52 rotate together to stably adjust the screw rods 322 on the two sides;

the equal fixedly connected with protecting crust 6 in both sides of frame 1, protecting crust 6 is used for protecting worm wheel 51, worm 52 and lead screw 322, one side of protecting crust 6 is rotated with the one end of worm 52 and is alternated and be connected, the one end screw thread of worm 52 alternates and is connected with lock nut 7, the external screw thread has been seted up to the one end of worm 52, through screwing up lock nut 7, make the one end of lock nut 7 extrude the lateral wall of protecting crust 6, carry out spacing fixed to worm 52, guarantee tensioning roller 31's stability.

The utility model discloses the theory of operation: through rotating nut 325, utilize nut 325 and lead screw 322's threaded connection's effect, it slides to drive lead screw 322 in the inner chamber of sleeve 323, make lead screw 322 drive connecting block 321 and tensioning roller 31 and move in vertical direction, and then change the position of tensioning roller 31, adjust the rate of tension of tensioning roller 31 to conveyer belt 2, simultaneously through rotating one of them worm 52, utilize connecting rod 53 to drive another worm 52 and rotate together, utilize the meshing effect of worm 52 and worm wheel 51, drive worm wheel 51 and nut 325 and rotate, make two lead screws 322 of both sides move in vertical direction, stabilize the regulation to the both ends of tensioning roller 31.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A conveyer belt for processing PCB plates comprises a rack (1), a conveying belt (2) and a tensioning mechanism (3), and is characterized in that the conveying belt (2) is arranged at the top of an inner cavity of the rack (1), and the tensioning mechanism (3) is arranged in the middle of the rack (1);

the tensioning mechanism (3) comprises a tensioning roller (31) and an adjusting mechanism (32), the tensioning roller (31) is arranged at the bottom of the inner cavity of the conveying belt (2), and the adjusting mechanism (32) is arranged at two ends of the tensioning roller (31);

the adjusting mechanism (32) comprises a connecting block (321), a lead screw (322) is rotatably connected to the bottom end of the connecting block (321), a sleeve (323) is slidably and alternately connected to the bottom of the lead screw (322), a connecting ring (324) is rotatably and alternately connected to the top of the sleeve (323), a nut (325) is fixedly connected to the top end of the connecting ring (324), sliding grooves (326) are formed in the middle of two sides of the rack (1), and a fixing rod (327) is fixedly and alternately connected to the connecting block (321);

the connecting ring (324) is provided with a connecting mechanism (4), and the nut (325) is provided with a rotating mechanism (5).

2. The conveyor belt for processing PCB boards as claimed in claim 1, wherein the connecting mechanism (4) comprises two bolts (41) and an annular groove (42), and the two bolts (41) are respectively threaded and inserted into the front and back surfaces of the connecting ring (324).

3. The conveyor belt for processing the PCB as recited in claim 2, wherein the annular groove (42) is arranged on the outer wall of the top of the sleeve (323), and the inner cavity of the annular groove (42) is slidably inserted and connected with one end of the bolt (41).

4. The conveyor belt for PCB processing as recited in claim 1, wherein the rotating mechanism (5) comprises two worm wheels (51), two worms (52) and a connecting rod (53), the worm wheels (51) are fixedly inserted and connected with the outer wall of the nut (325), and the worms (52) are engaged and connected with the worm wheels (51).

5. The conveyor belt for processing PCB boards as claimed in claim 4, wherein both ends of the connecting rod (53) are rotatably inserted into both sides of the rack (1), and one end of the connecting rod (53) is fixedly connected with one end of the worm (52).

6. The conveyor belt for processing the PCB according to claim 4, wherein both sides of the rack (1) are fixedly connected with a protective shell (6), one side of the protective shell (6) is rotatably and alternately connected with one end of a worm (52), and one end of the worm (52) is in threaded and alternately connected with a locking nut (7).