CN216313534U

CN216313534U - Clamping tool for SMT paster processing

Info

Publication number: CN216313534U
Application number: CN202122928021.8U
Authority: CN
Inventors: 张腾
Original assignee: Wuhan Shiwei Technology Co ltd
Current assignee: Wuhan Shiwei Technology Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-04-15
Anticipated expiration: 2031-11-26

Abstract

The utility model discloses a clamping tool for SMT paster processing, in particular to the field of SMT paster processing, the height position of the existing clamping tool is not convenient to adjust when the clamping tool is used, the clamping tools are not convenient and stable when circuit boards with different sizes are clamped, the clamping tools are not convenient to store the circuit boards which are not processed by SMT paster or the circuit boards after processing, the clamping tool comprises a bottom plate, one end of the bottom plate is connected with a supporting plate, the top end of the supporting plate is connected with a storage box, the top end of the bottom plate is connected with a lifting device, the top ends of two lifting rods in the same U-shaped plate penetrate through the U-shaped plate and are commonly connected with a clamping device, the clamping tool can be convenient to adjust the height position by arranging the lifting device, and the clamping tool can stably and conveniently clamp and fix the circuit boards with different sizes under the action of the clamping device, and under the effect of depositing the case, can make the function of this centre gripping frock more diversified.

Description

Clamping tool for SMT paster processing

Technical Field

The utility model relates to the technical field of SMT paster processing, in particular to a clamping tool for SMT paster processing.

Background

SMT paster refers to the abbreviation of a series of process flows processed on the basis of a PCB, the PCB is a printed circuit board, SMT is a surface assembly technology, and is the most popular technology and process in the electronic assembly industry, and a clamping tool is often used for fixing the circuit board when the circuit board is subjected to SMT paster processing.

The clamping tool for processing the existing SMT paster has the following problems in use:

1. the height and position of the clamping tools are not convenient to adjust when the clamping tools are used, so that the flexibility of the whole clamping tool is low when the clamping tool is used.

2. These centre gripping frock is convenient and stable inadequately when carrying out the centre gripping to the not unidimensional circuit board, has reduced the practicality of whole centre gripping frock.

3. These centre gripping frocks are not convenient for deposit the circuit board that does not carry out SMT paster processing or the circuit board after processing is accomplished for the function of whole centre gripping frocks is too single.

Therefore, the clamping tool for SMT patch processing is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a clamping tool for SMT patch processing, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a clamping tool for SMT patch processing comprises a bottom plate, wherein one end of the bottom plate is connected with a supporting plate, the top end of the supporting plate is connected with a storage box, the top end of the storage box is clamped with a cover plate, and the top end of the bottom plate is connected with a lifting device;

the lifting device comprises two U-shaped plates and a driving motor, belt pulleys are rotatably connected to the upper inner surfaces of the two U-shaped plates, a transmission belt is sleeved on the outer surfaces of the two belt pulleys, the output end of the driving motor is fixedly connected with the top end of one belt pulley, the lower inner wall of the U-shaped plate is rotatably connected with a driving gear, the lower end of the belt pulley is connected with a transmission rod, the lower end of the transmission rod extends into the U-shaped plate and is fixedly connected with the driving gear, two ends of the driving gear are engaged with driven gears, the top ends of the driven gears are connected with a first threaded rod, the outer surface of the first threaded rod is sleeved with a lifting rod, the inner wall of the U-shaped plate is provided with a chute, the sliding blocks are connected in the sliding grooves in a sliding mode, and the lower portions of the two ends of the lifting rod are fixedly connected with the sliding blocks;

the top of same two lifter in the U template all runs through the U template and all is connected with clamping device jointly, two be connected with the connecting plate jointly between clamping device's the opposite face.

As a preferred technical scheme of the utility model, the lower ends of the two U-shaped plates are fixedly connected with the bottom plate.

As a preferred technical scheme of the utility model, the clamping device comprises two connecting rods, the two connecting rods are arranged, one end of each opposite surface of the two connecting rods is provided with a sliding groove, a sliding rod is connected in the two sliding grooves in a sliding manner, one end of each opposite surface of the two connecting rods is provided with a plurality of positioning holes, two ends of each sliding rod are provided with a stabilizing hole used for matching with the positioning holes, one end of each opposite surface of the two connecting rods is inserted with a positioning pin used for matching with the positioning holes and the stabilizing holes, the top end of each sliding rod is connected with a vertical rod, one end of each vertical rod facing the connecting plate is provided with a moving groove, a second threaded rod is connected between the upper groove wall and the lower groove wall of each moving groove in a rotating manner, the top end of each vertical rod is connected with a knob in an inserting manner, the lower end of each knob is fixedly connected with the second threaded rod, and the outer surface of each second threaded rod is sleeved with a moving block, and one ends of the moving block and the vertical rod facing the connecting plate are both connected with a clamping plate.

As a preferred technical scheme, the inner walls of two sides of the storage box are respectively provided with a movable groove, a movable plate is connected between the two movable grooves in a sliding mode, the upper inner wall and the lower inner wall of the two movable grooves are respectively connected with a buckle, the two sides of the upper end and the lower end of each movable plate are respectively provided with a clamping groove matched with the buckle for use, the middle of the top end of each movable plate is connected with a supporting rod, and the two ends of each supporting rod are respectively connected with two storage frames up and down.

As a preferred technical scheme of the utility model, both sides of the lower end of the cover plate are connected with connecting buckles, both sides of the top end of the storage box are provided with connecting grooves matched with the connecting buckles for use, and the length and the width of the cover plate are respectively the same as those of the storage box.

As a preferable technical scheme of the utility model, two ends of the bottom plate are connected with two fixing plates, and top ends of the four fixing plates are provided with fixing holes which are communicated up and down.

As a preferred technical solution of the present invention, two of the clamping devices are arranged in a mirror image.

As a preferred technical scheme of the utility model, one end of each of the two connecting rods is fixedly connected with the connecting plate, and the lower end of each connecting rod is fixedly connected with the lifting rod.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the arrangement of the lifting device, under the action of the driving motor, the belt pulley, the transmission belt, the sliding chute, the sliding block, the driving gear and the driven gear, the first threaded rod can rotate, so that the lifting rod can move up and down, the height position of the whole clamping tool can be adjusted, and the flexibility of the whole clamping tool is higher when the whole clamping tool is used.

2. According to the utility model, by arranging the clamping devices, the clamping plate can stably and conveniently clamp and fix the circuit board under the action of the knob, the moving groove, the moving block and the second threaded rod, and the distance between the two clamping devices can be adjusted under the action of the sliding groove, the sliding block, the positioning hole, the stabilizing hole and the positioning pin, so that the two clamping devices can be mutually matched to stably and conveniently clamp the circuit boards with different sizes.

3. According to the utility model, through the arrangement of the storage box, under the action of the movable groove, the movable plate, the buckle and the clamping groove, the support rod can drive the storage frame to move out of the storage box, so that a worker can conveniently place a circuit board which is not subjected to SMT patch processing or a circuit board which is processed into the storage frame for storage, and the function of the whole clamping tool is more diversified.

Drawings

FIG. 1 is a schematic structural view of the present invention,

FIG. 2 is a schematic view of the lifting device of the present invention,

FIG. 3 is a sectional view showing a part of the construction of the elevating device of the present invention,

FIG. 4 is a schematic view of the structure of the clamping device of the present invention,

fig. 5 is a cross-sectional view of the storage case and the cover plate of the present invention.

In the figure: 1. a base plate; 2. a lifting device; 3. a clamping device; 4. a storage box; 5. a cover plate; 6. a fixing plate; 7. a support plate; 8. a connecting plate; 9. a fixing hole; 21. a U-shaped plate; 22. a lifting rod; 23. a drive motor; 24. a belt pulley; 25. a drive belt; 211. a driven gear; 212. a transmission rod; 213. a driving gear; 214. a first threaded rod; 215. a slider; 216. a chute; 31. a connecting rod; 32. positioning holes; 33. a slide bar; 34. a clamping plate; 35. a sliding groove; 36. a moving block; 37. a moving groove; 38. a knob; 39. a vertical rod; 301. a second threaded rod; 41. a movable plate; 42. a support bar; 43. a storage frame; 44. a movable groove; 45. buckling; 51. a connecting buckle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): as shown in FIGS. 1-5, the utility model provides a clamping tool for SMT patch processing, which comprises a bottom plate 1, wherein two ends of the bottom plate 1 are respectively connected with two fixing plates 6, the top ends of the four fixing plates 6 are respectively provided with a fixing hole 9 which is vertically communicated, one end of the bottom plate 1 is connected with a supporting plate 7, the top end of the supporting plate 7 is connected with a storage box 4, the top end of the storage box 4 is clamped with a cover plate 5, the top end of the bottom plate 1 is connected with a lifting device 2, the lifting device 2 comprises two U-shaped plates 21 and a driving motor 23, the upper inner surfaces of the two U-shaped plates 21 are respectively and rotatably connected with belt pulleys 24, the lower ends of the two U-shaped plates 21 are respectively and fixedly connected with the bottom plate 1, the outer surfaces of the two belt pulleys 24 are jointly sleeved with a transmission belt 25, the output end of the driving motor 23 is fixedly connected with the top end of one belt pulley 24, the lower inner wall of the U-shaped plate 21 is rotatably connected with a driving gear 213, the lower end of the belt pulley 24 is connected with a transmission rod 212, the lower end of the transmission rod 212 extends into the U-shaped plate 21 and is fixedly connected with a driving gear 213, two ends of the driving gear 213 are respectively connected with a driven gear 211 in a meshed manner, the top end of the driven gear 211 is connected with a first threaded rod 214, the outer surface of the first threaded rod 214 is sleeved with a lifting rod 22, the inner wall of the U-shaped plate 21 is provided with a sliding groove 216, a sliding block 215 is connected in the sliding groove 216, the lower parts of two ends of the lifting rod 22 are respectively fixedly connected with the sliding block 215, the top ends of two lifting rods 22 in the same U-shaped plate 21 penetrate through the U-shaped plate 21 and are respectively and commonly connected with a clamping device 3, the two clamping devices 3 are distributed in a mirror image manner, a connecting plate 8 is commonly connected between opposite surfaces of the two clamping devices 3, when the clamping device is used, the whole clamping device is placed at a designated working position through the bottom plate 1, and then the fixing plate 6 and a plane where the clamping device is placed are fixed through a fastening bolt and a fixing hole 9, therefore, the whole clamping tool can be fixed, when the height position of the whole clamping tool needs to be adjusted, the driving motor 23 in the lifting device 2 can be started, the driving motor 23 drives one of the belt pulleys 24 to rotate, the other belt pulley 24 also starts to rotate under the action of the driving belt 25, the belt pulley 24 drives the transmission rod 212 to rotate when rotating, the transmission rod 212 starts to drive the driving gear 213 in the U-shaped plate 21 to rotate, the driving gear 213 drives the two driven gears 211 to rotate after rotating, the first threaded rod 214 starts to rotate, at this time, the lifting rod 22 moves up and down along the first threaded rod 214, so that the height position of the whole clamping tool can be adjusted, and when the lifting rod 22 moves up and down, the sliding block 215 also slides in the sliding groove 216 along with the movement of the lifting rod 22, so that the movement of the lifting rod 22 is more stable.

Further, the clamping device 3 comprises two connecting rods 31, two connecting rods 31 are provided, one ends of the two connecting rods 31 are fixedly connected with the connecting plate 8, the lower ends of the connecting rods 31 are fixedly connected with the lifting rod 22, one ends of opposite surfaces of the two connecting rods 31 are respectively provided with a sliding groove 35, the two sliding grooves 35 are internally and jointly and slidably connected with a sliding rod 33, one ends of opposite surfaces of the two connecting rods 31 are respectively provided with a plurality of positioning holes 32, two ends of the sliding rod 33 are respectively provided with a stabilizing hole used for matching with the positioning holes 32, one ends of opposite surfaces of the two connecting rods 31 are respectively inserted with a positioning pin used for matching with the positioning holes 32 and the stabilizing holes, the top end of the sliding rod 33 is connected with a vertical rod 39, one end of the vertical rod 39, which faces the connecting plate 8, is provided with a moving groove 37, a second threaded rod 301 is jointly and rotatably connected between upper and lower groove walls of the moving groove 37, the top end of the vertical rod 39 is penetratingly connected with a knob 38, and the lower end of the knob 38 is fixedly connected with the second threaded rod 301, the outer surface of the second threaded rod 301 is sleeved with a moving block 36, one end of the moving block 36 and one end of the vertical rod 39 facing the connecting plate 8 are both connected with a clamping plate 34, when a circuit board to be subjected to SMT patch processing is clamped, the distance between the two clamping devices 3 can be adjusted according to the size of the circuit board, during adjustment, a positioning pin on the connecting rod 31 can be pulled out, then the sliding rod 33 is pushed, so that the sliding rod 33 slides in the sliding groove 35, the distance between the two clamping devices 3 can be adjusted, after the position of the clamping device 3 is determined, the positioning pin passes through a corresponding positioning hole 32 on the connecting rod 31 and is inserted into a stable hole on the sliding rod 33, then the two sides of the lower end of the circuit board are respectively placed on the clamping plate 34 below the two clamping devices 3, then the knob 38 is rotated, so that the knob 38 drives the second threaded rod 301 in the moving groove 37 to rotate, the moving block 36 can drive the clamping plate 34 which is close to the upper portion to move downwards, so that the two clamping plates 34 can be matched with each other to stably and conveniently clamp and fix the circuit board.

Furthermore, the inner walls of the two sides of the storage box 4 are both provided with movable grooves 44, a movable plate 41 is connected between the two movable grooves 44 in a sliding manner, the upper and lower inner walls of the two movable grooves 44 are both connected with buckles 45, the two sides of the upper end and the lower end of the movable plate 41 are both provided with clamping grooves matched with the buckles 45, the middle part of the top end of the movable plate 41 is connected with a support rod 42, the two ends of the support rod 42 are both connected with two storage frames 43, when a circuit board which is not subjected to SMT patch processing or a circuit board which is processed is required to be stored, the cover plate 5 can be separated from the storage box 4, then the support rod 42 is pulled upwards to enable the movable plate 41 to slide upwards in the movable grooves 44 until the clamping grooves at the top end of the movable plate 41 are clamped with the buckles 45 on the upper groove wall of the movable grooves 44, at the time, the storage frames 43 can be exposed outside the storage box 4, thereby facilitating a worker to place the circuit board in the storage frames 43 for storage, after the storage, the supporting rod 42 is pushed downwards, so that the locking groove at the lower end of the movable plate 41 is locked with the buckle 45 on the lower groove wall of the movable groove 44.

Furthermore, both sides of the lower end of the cover plate 5 are connected with connecting buckles 51, both sides of the top end of the storage box 4 are provided with connecting grooves matched with the connecting buckles 51 for use, the length and the width of the cover plate 5 are respectively the same as those of the storage box 4, when the cover plate 5 is separated from the storage box 4, the cover plate 5 can be pulled upwards, and the connecting buckles 51 at the lower end of the cover plate 5 are separated from the connecting grooves in the storage box 4.

The working principle is as follows: when the clamping tool is used, the whole clamping tool is placed at a designated working position through the bottom plate 1, then the fixing plate 6 and a plane where the clamping tool is placed are fixed through the fastening bolt and the fixing hole 9, so that the whole clamping tool can be fixed, when the height position of the whole clamping tool needs to be adjusted, the driving motor 23 in the lifting device 2 can be started, the driving motor 23 drives one belt pulley 24 to rotate, the other belt pulley 24 also starts to rotate under the action of the transmission belt 25, the belt pulley 24 drives the transmission rod 212 to rotate when rotating, so that the transmission rod 212 starts to drive the driving gear 213 in the U-shaped plate 21 to rotate, the driving gear 213 drives the two driven gears 211 to rotate after rotating, so that the first threaded rod 214 starts to rotate, and the lifting rod 22 moves up and down along the first threaded rod 214, therefore, the height position of the whole clamping tool can be adjusted, when the lifting rod 22 moves up and down, the sliding block 215 can also slide in the sliding groove 216 along with the movement of the lifting rod 22, so that the movement of the lifting rod 22 is more stable, when a circuit board required to be subjected to SMT patch processing is clamped, the distance between the two clamping devices 3 can be adjusted according to the size of the circuit board, when the adjustment is carried out, the positioning pin on the connecting rod 31 can be pulled out, then the sliding rod 33 is pushed, so that the sliding rod 33 slides in the sliding groove 35, so that the distance between the two clamping devices 3 can be adjusted, after the position of the clamping device 3 is determined, the positioning pin passes through the corresponding positioning hole 32 on the connecting rod 31 and is inserted into the stable hole on the sliding rod 33, then the two sides of the lower end of the circuit board are respectively placed on the clamping plate 34 which is positioned at the lower part of the two clamping devices 3, then the knob 38 is rotated to make the knob 38 drive the second threaded rod 301 in the moving groove 37 to rotate, so that the moving block 36 can drive the clamping plate 34 which is close to the upper portion to move downwards, thereby the two clamping plates 34 can be mutually matched to stably and conveniently clamp and fix the circuit board, when the circuit board which is not processed by SMT patch or the processed circuit board needs to be stored, the cover plate 5 can be separated from the storage box 4, then the supporting rod 42 is pulled upwards to make the movable plate 41 slide upwards in the movable groove 44 until the clamping groove at the top end of the movable plate 41 is clamped with the buckle 45 on the upper groove wall of the movable groove 44, at this time, the storage frame 43 is exposed outside the storage box 4, so that the circuit board can be conveniently placed into the storage frame 43 by a worker for storage, after the storage is finished, the supporting rod 42 is pushed downwards to make the clamping groove at the lower end of the movable plate 41 be clamped with the buckle 45 on the lower groove wall of the movable groove 44, when the cover plate 5 is separated from the storage box 4, the cover plate 5 may be pulled upward to separate the connection buckle 51 at the lower end of the cover plate 5 from the connection groove on the storage box 4.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a centre gripping frock is used in processing of SMT paster, includes bottom plate (1), its characterized in that: one end of the bottom plate (1) is connected with a supporting plate (7), the top end of the supporting plate (7) is connected with a storage box (4), the top end of the storage box (4) is clamped with a cover plate (5), and the top end of the bottom plate (1) is connected with a lifting device (2);

the lifting device (2) comprises U-shaped plates (21) and driving motors (23), the number of the U-shaped plates (21) is two, belt pulleys (24) are connected to the inner surfaces of the two U-shaped plates (21) in a rotating mode, a transmission belt (25) is sleeved on the outer surface of each belt pulley (24), the output end of each driving motor (23) is fixedly connected with the top end of one belt pulley (24), a driving gear (213) is connected to the lower inner wall of each U-shaped plate (21) in a rotating mode, the lower end of each belt pulley (24) is connected with a transmission rod (212), the lower end of each transmission rod (212) extends into each U-shaped plate (21) and is fixedly connected with the driving gear (213), driven gears (211) are connected to the two ends of each driving gear (213) in a meshing mode, and the top ends of the driven gears (211) are connected with first threaded rods (214), the outer surface of the first threaded rod (214) is sleeved with a lifting rod (22), the inner wall of the U-shaped plate (21) is provided with a sliding groove (216), a sliding block (215) is connected in the sliding groove (216) in a sliding mode, and the lower portions of two ends of the lifting rod (22) are fixedly connected with the sliding block (215);

the top ends of two lifting rods (22) in the same U-shaped plate (21) run through the U-shaped plate (21) and are connected with clamping devices (3) together, and the opposite surfaces of the clamping devices (3) are connected with connecting plates (8) together.

2. The clamping tool for SMT patch processing according to claim 1, wherein: the lower ends of the two U-shaped plates (21) are fixedly connected with the bottom plate (1).

3. The clamping tool for SMT patch processing according to claim 1, wherein: the clamping device (3) comprises a connecting rod (31), the connecting rod (31) is provided with two, two sliding grooves (35) are formed in one end of the opposite surface of the connecting rod (31), two sliding rods (33) are connected in the sliding grooves (35) in a sliding mode, two positioning holes (32) are formed in one end, opposite to the back, of the connecting rod (31), stabilizing holes used by matching with the positioning holes (32) are formed in the two ends of the sliding rods (33), positioning pins used by matching with the positioning holes (32) and the stabilizing holes are inserted into one end, opposite to the back, of the connecting rod (31), vertical rods (39) are connected to the top ends of the sliding rods (33), moving grooves (37) are formed in one ends, facing towards the connecting plate (8), of the vertical rods (39), and second threaded rods (301) are connected between the upper groove wall and the lower groove wall of the moving grooves (37) in a rotating mode, the top of montant (39) alternates and is connected with knob (38), and the lower extreme and second threaded rod (301) fixed connection of knob (38), movable block (36) have been cup jointed to the surface of second threaded rod (301), movable block (36) and montant (39) all are connected with grip block (34) towards the one end of connecting plate (8).

4. The clamping tool for SMT patch processing according to claim 1, wherein: deposit all to open on the both sides inner wall of case (4) movable groove (44), two common sliding connection has fly leaf (41), two between movable groove (44) all be connected with buckle (45) on the upper and lower inner wall of movable groove (44), the draw-in groove that cooperation buckle (45) used is all opened to the upper end and the lower extreme both sides of fly leaf (41), the top middle part of fly leaf (41) is connected with bracing piece (42), the both ends of bracing piece (42) all become to be connected with two from top to bottom and deposit frame (43).

5. The clamping tool for SMT patch processing according to claim 1, wherein: both sides of the lower end of the cover plate (5) are connected with connecting buckles (51), connecting grooves matched with the connecting buckles (51) for use are formed in both sides of the top end of the storage box (4), and the length and the width of the cover plate (5) are the same as those of the storage box (4) respectively.

6. The clamping tool for SMT patch processing according to claim 1, wherein: the two ends of the bottom plate (1) are connected with two fixing plates (6), and the top ends of the fixing plates (6) are provided with fixing holes (9) which are communicated up and down.

7. The clamping tool for SMT patch processing according to claim 1, wherein: the two clamping devices (3) are distributed in a mirror image mode.

8. The clamping tool for SMT patch processing according to claim 3, wherein: one end of each connecting rod (31) is fixedly connected with the connecting plate (8), and the lower end of each connecting rod (31) is fixedly connected with the lifting rod (22).