Clamping device provided with flexible clamping body structure and used for processing PCB
Technical Field
The invention belongs to the technical field of PCB processing, and particularly relates to a clamping device for PCB processing, which is provided with a flexible clamping body structure.
Background
With the development of technology, the demand of PCB boards is also rising year by year. In order to meet higher requirements, the PCB often adopts a multi-layer composite form, and the corresponding manufacturing process is also more complicated. In order to effectively monitor the production quality in the production process, a combination of automatic detection and manual detection is usually adopted, and a special PCB clamping device is required for auxiliary fixation.
As in application No.: 201710942533.5 discloses a steel tube processing and clamping device, which comprises a seat plate, a positioning and clamping assembly is arranged at the position close to the left side of the top of the seat plate, a vertical plate is arranged at the position of the right side of the top of the seat plate, a threaded hole is formed in the vertical plate, a pushing threaded rod is matched with the inner thread of the threaded hole, a first rotating handle is arranged at the right end of the pushing threaded rod, a pushing plate is arranged at the left end of the pushing threaded rod, a bracket is arranged at the top of the seat plate and between the positioning and clamping component and the vertical plate, the top of the bracket is provided with a bearing annular groove for supporting the steel pipe, the device has simpler overall structure, the steel pipe can be clamped and fixed by the matching of the first clamping wheel and the second clamping wheel, after the steel pipe is clamped and fixed, the steel pipe can be driven to move by the rotation of the first clamping wheel and the second clamping wheel;
and, application No.: 201110451186.9A machining and clamping tool comprises a clamping group having a first and a second clamping block, and a limiting group having a first and a second limiting block, wherein the first and the second clamping block of the clamping group are respectively provided with clamping surfaces at opposite sides, and the first and the second limiting block of the limiting group are arranged between the clamping surfaces of the first and the second clamping block, the opposite ends of the first and the second limiting block are respectively provided with a leaning and leaning inclined surface, and the leaning and leaning inclined surfaces of the first and the second limiting block keep a proper spacing distance by a positioning structure, an accommodating part is enclosed by the clamping surfaces of the first and the second clamping block and the leaning and inclined surface frame of the first and the second limiting block for penetrating and limiting a plurality of rod-like workpieces, and one end of each workpiece protruding and protruding out is positioned at the same plane, a locking structure is used for clamping the first and the second clamping block of the clamping group, and a plurality of workpieces are clamped and fixed by the clamping surfaces of the first and the second clamping block inwards, the end parts of the workpieces can be simultaneously machined to form machined surfaces, so that the practical benefits of greatly improving the production efficiency and saving the production cost are achieved;
in the invention, although the fields of the use of the clamps are different, the functions are the same and different, and the clamps play a role in auxiliary clamping, and in summary, by searching and combining the prior art, the invention finds that when the existing similar clamping device is used, the clamping effect on the edge of the PCB is poor, the PCB is easy to fall off from the inside of the device, the stability of the clamping of the PCB is caused, the flexible protection effect on the edge part of the PCB is poor, and the edge part of the PCB is easy to be damaged when the clamping device is fixedly clamped, so that the processing quality of the PCB is influenced.
Disclosure of Invention
In order to solve the technical problems, the invention provides a clamping device for processing a PCB (printed circuit board) provided with a flexible clamping body structure, which aims to solve the problems that although the fields of the use of the clamps are different, the functions are different and the functions are the same, and the clamping device plays a role of auxiliary clamping.
The purpose and the effect of the clamping device for processing the PCB provided with the flexible clamping body structure are achieved by the following specific technical means:
a clamping device provided with a flexible clamping body structure and used for processing a PCB comprises a clamping plate, a sliding chute, a main clamping block, a movable clamping plate, an auxiliary clamping block, a latex block, a flexible sucker, a tension spring, a supporting frame, a supporting seat, a transmission rotating shaft, a transmission belt, an anti-skidding convex strip, a transmission motor and a control electronic box; the clamping plate is of a rectangular plate-shaped structure, and the right end of the clamping plate is of a handle-shaped structure; the movable clamping plate is positioned at the bottom of the clamping plate, the right end of the movable clamping plate is of a handle-shaped structure, and the clamping plate and the movable clamping plate are both made of transparent plastics; the latex blocks are fourteen in total and are respectively arranged on the inner side end faces of the main clamping block and the auxiliary clamping block; the flexible sucker is arranged on the end surface of the top of the clamping plate, and the tension spring is positioned at the bottom of the clamping plate; the support frame is arranged at the bottom of the support seat, and the transmission rotating shaft is arranged in the support seat; the transmission belt is connected to the inside of the supporting seat in a rotating manner in an inclined manner; the transmission motor is in transmission connection with the transmission rotating shaft through a belt and is arranged in the bottom of the supporting seat; the transmission motor is electrically connected with the control electric box through a power line, the control electric box is installed on the end face of the bottom of the supporting seat, and the control electric box is connected with an external power supply line.
Furthermore, four main clamping blocks are arranged at the left end of the clamping plate, the movable clamping plate is connected in a sliding groove formed in the bottom of the clamping plate in a sliding mode, and three auxiliary clamping blocks are arranged at the right end of the movable clamping plate.
Furthermore, the extension spring is total everywhere, and extension spring one end is connected in the grip block bottom to the extension spring other end links to each other with activity splint bottom terminal surface.
Furthermore, the front end and the rear end of the end face of the bottom of the clamping plate are respectively provided with a sliding groove, and the maximum sliding stroke of the left side and the right side of the movable clamping plate in the sliding grooves is fifteen centimeters.
Furthermore, flexible sucking disc is total many places, and flexible sucking disc bottom links to each other with the grip block and is connected to flexible sucking disc is crisscross form and distributes on grip block top terminal surface.
Further, the latex blocks are divided into a left group and a right group, grooves are formed in the latex blocks, and the latex blocks are respectively installed on the inner side end faces of the main clamping block and the auxiliary clamping blocks.
Furthermore, the transmission rotating shaft is provided with six positions, the transmission rotating shaft is connected in the top of the supporting seat in an inclined rotating mode, the upper end and the lower end of the transmission rotating shaft are respectively sleeved with a transmission belt, and the transmission rotating shaft is in transmission connection with the transmission rotating shaft through the transmission belts.
Furthermore, the transmission belt has two positions, the outer side of the transmission belt is provided with an annular anti-skidding convex strip in a surrounding manner, and the edge of the clamping plate is attached to the outer side of the anti-skidding convex strip.
Compared with the prior art, the invention has the following beneficial effects:
1. the arrangement of the main clamping block on the left side of the clamping plate and the auxiliary clamping block on the right side of the movable clamping plate is beneficial to enabling the main clamping block and the auxiliary clamping block to be respectively attached to the left end and the right end of the PCB, so that the PCB is fixed inside the clamping plate, a worker can conveniently detect the PCB, and the production quality of the PCB is guaranteed; and the use of cooperation extension spring can drive movable clamp plate and slide in the bottom spout of grip block, makes 1 left end owner clamp splice of grip block and movable clamp plate right-hand member assist the clamp splice and receive under the tensile influence of extension spring can hug closely more at PCB board left and right ends, ensures the stability of PCB board centre gripping.
2. The arrangement of the latex blocks is beneficial to performing flexible protection on contact parts of the left side and the right side of the PCB with the main clamping blocks and the auxiliary clamping blocks, so that clamping force of the main clamping blocks and the auxiliary clamping blocks is more uniformly transmitted to the PCB, and the phenomenon that the edges of the PCB are damaged due to overlarge local stress of the edges of the PCB and the processing quality of the PCB is influenced is avoided; and the use of cooperation flexible sucking disc can be when personnel place the PCB board inside the grip block, cushions the protection to PCB board rear side end face through flexible sucking disc, avoids PCB board rear side precision components and parts to bump with the grip block, leads to PCB board rear side precision components and parts to take place the damage, influences PCB board result in using.
3. The arrangement of the transmission rotating shaft and the transmission belt is beneficial to placing the upper end and the lower end of the clamping plate on the two running transmission belts in an inclined manner, and the transmission belt drives the PCB inside the clamping plate to move at a constant speed at the top of the device, so that quality inspection personnel and quality inspection equipment can conveniently perform double detection on the PCB, and the quality inspection efficiency of the PCB is improved; and the setting of cooperation antiskid sand grip can support the grip block bottom when the drive belt drives the grip block operation, avoids the grip block landing to the device bottom, influences PCB board conveying effect.
Drawings
FIG. 1 is a schematic view of the right-side axial connection structure of the clamping plate and the movable clamping plate of the present invention.
FIG. 2 is a schematic view of the left side axial connection structure of the clamping plate and the movable clamping plate of the present invention.
Fig. 3 is a schematic bottom view of the connection structure between the clamping plate and the movable clamping plate.
Fig. 4 is a schematic view of the contraction structure of the movable splint of the present invention.
Fig. 5 is an axial view of the clamping plate of the present invention.
Fig. 6 is an axial view of the movable clamping plate of the invention.
Fig. 7 is a schematic axial view of the present invention.
Fig. 8 is a rear axial view of the present invention.
FIG. 9 is a schematic view of the inner axial structure of the support base of the present invention.
Figure 10 is a schematic axial view of the belt of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a clamping plate; 101. a chute; 102. a main clamping block; 2. a movable splint; 201. auxiliary clamping blocks; 3. a latex block; 4. a flexible suction cup; 5. a tension spring; 6. a support frame; 7. a supporting seat; 8. a transmission rotating shaft; 9. a transmission belt; 901. anti-skid convex strips; 10. a drive motor; 11. and (5) controlling the electric box.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 10:
the invention provides a clamping device for processing a PCB (printed circuit board) provided with a flexible clamping body structure, which comprises a clamping plate 1, a sliding groove 101, a main clamping block 102, a movable clamping plate 2, an auxiliary clamping block 201, a latex block 3, a flexible sucker 4, a tension spring 5, a support frame 6, a support seat 7, a transmission rotating shaft 8, a transmission belt 9, an anti-skid convex strip 901, a transmission motor 10 and a control electronic box 11, wherein the flexible clamping block is arranged on the support seat; the clamping plate 1 is of a rectangular plate-shaped structure, and the right end of the clamping plate 1 is of a handle-shaped structure; the movable clamping plate 2 is positioned at the bottom of the clamping plate 1, the right end of the movable clamping plate 2 is of a handle-shaped structure, and the clamping plate 1 and the movable clamping plate 2 are both made of transparent plastics; the latex blocks 3 are fourteen in total, and the latex blocks 3 are respectively arranged on the inner side end faces of the main clamping block 102 and the auxiliary clamping block 201; the flexible sucker 4 is arranged on the top end face of the clamping plate 1, and the tension spring 5 is positioned at the bottom of the clamping plate 1; the support frame 6 is arranged at the bottom of the support seat 7, and the transmission rotating shaft 8 is arranged inside the support seat 7; the transmission belt 9 is connected to the inside of the supporting seat 7 in a rotating way in an inclined way; the transmission motor 10 is in transmission connection with the transmission rotating shaft 8 through a belt, and the transmission motor 10 is installed in the bottom of the supporting seat 7; the transmission motor 10 is electrically connected with the control electric box 11 through a power line, the control electric box 11 is installed on the end face of the bottom of the supporting seat 7, and the control electric box 11 is connected with an external power supply line.
The left end of the clamping plate 1 is provided with four main clamping blocks 102, the movable clamping plate 2 is connected in a sliding way in a sliding groove 101 formed in the bottom of the clamping plate 1, and the right end of the movable clamping plate 2 is provided with three auxiliary clamping blocks 201; the concrete effect can make 1 left end owner clamp splice 102 of grip block and the 2 right-hand members of movable clamp plate assist clamp splice 201 laminate respectively and PCB board both ends about, fixes the PCB board in grip block 1 inside, and the staff of being convenient for detects the PCB board, guarantee PCB board production quality.
The number of the tension springs 5 is four, one end of each tension spring 5 is connected to the bottom of the clamping plate 1, and the other end of each tension spring 5 is connected with the end face of the bottom of the movable clamping plate 2; concrete function, accessible extension spring 5 self pulling force drives movable clamp plate 2 and slides in 1 bottom spout 101 of grip block, makes 1 left end owner clamp splice 102 of grip block and the 2 right-hand members of movable clamp plate assist clamp splice 201 can hug closely more at the left and right both ends of PCB board under the tensile influence of extension spring 5, guarantee the stability of PCB board centre gripping.
The front end and the rear end of the end face of the bottom of the clamping plate 1 are respectively provided with a sliding groove 101, and the maximum sliding stroke of the left side and the right side of the movable clamping plate 2 in the sliding grooves 101 is fifteen centimeters; the concrete effect, the personnel of being convenient for are assisted the interval width and are adjusted between clamp splice 201 to 1 left end main clamp splice 102 of grip block and the activity splint 2 right-hand member, make the device can carry out the centre gripping operation to the PCB board of different width, hoisting device self practicality.
The flexible suckers 4 are arranged at a plurality of positions, the bottoms of the flexible suckers 4 are connected with the clamping plate 1, and the flexible suckers 4 are distributed on the top end face of the clamping plate 1 in a staggered manner; the concrete effect can be when personnel place the PCB board in grip block 1 inside, cushions the protection to PCB board rear side end face through flexible sucking disc 4, avoids the accurate components and parts of PCB board rear side to collide with grip block 1, leads to the accurate components and parts of PCB board rear side to take place the damage, influences PCB board result in using.
The latex blocks 3 are divided into a left group and a right group, grooves are formed in the latex blocks, and the latex blocks 3 are respectively arranged on the end surfaces of the inner sides of the main clamping block 102 and the auxiliary clamping block 201; the concrete effect, accessible emulsion piece 3 carries out the flexible protection to PCB board left and right sides and main clamp splice 102 and supplementary clamp splice 201 contact site respectively, makes the clamp force of main clamp splice 102 and supplementary clamp splice 201 more even transmit the PCB board on, avoids PCB flange reason local atress too big, leads to the PCB flange reason impaired, influences PCB board processingquality.
The transmission rotating shaft 8 is connected into the top of the supporting seat 7 in an inclined manner, the upper end and the lower end of the transmission rotating shaft 8 are respectively sleeved with a transmission belt 9, and the transmission rotating shaft 8 is in transmission connection with the transmission rotating shaft 8 through the transmission belts 9; the concrete effect, the personnel of being convenient for are the slope form with about 1 both ends of grip block and place on the drive belt 9 of two operations, drive the inside PCB board of grip block 1 at the device top uniform velocity through drive belt 9 and move, and the quality control personnel of being convenient for detect the PCB board, improve PCB board quality control efficiency.
The number of the transmission belt 9 is two, the outer side of the transmission belt 9 is provided with an annular anti-skid convex strip 901 in a surrounding manner, and the edge part of the clamping plate 1 is attached to the outer side of the anti-skid convex strip 901; the concrete effect can be when drive belt 9 drives grip block 1 operation, supports grip block 1 bottom through anti-skidding sand grip 901, avoids grip block 1 landing to the device bottom, influences PCB board conveying effect.
The specific use mode and function of the embodiment are as follows:
when the PCB clamping device is used, a worker firstly stretches the handle part at the right end of the movable clamping plate 2 to the right side, the distance between the main clamping block 102 and the movable clamping plate 2 is enlarged, and then a PCB can be placed in the clamping plate 1; when a PCB is placed in the clamping plate 1, the tension spring 5 applies tension to the movable clamping plate 2 to drive the movable clamping plate 2 to slide towards the left side of the clamping plate 1, the interval between the main clamping block 102 and the movable clamping plate 2 is reduced, so that the latex blocks 3 arranged on the inner walls of the main clamping block 102 and the movable clamping plate 2 are respectively attached to the left side and the right side of the PCB, and the PCB is fixed in the clamping plate 1; at last the staff is the slope form with grip block 1 and places respectively on two drive belts 9, and driving motor 10 starts, drives the inside PCB board of grip block 1 and at the uniform velocity of drive belt 9 operation, can be convenient for quality testing personnel and quality testing equipment carry out dual detection to the PCB board, improve PCB board quality testing efficiency.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.