Positioning mechanism of PCB processing station

Abstract

The utility model relates to a positioning mechanism of a PCB processing station, which comprises a bottom frame, a first limiting part and a second limiting part, the first limiting part and the second limiting part are arranged on the upper side of the bottom frame, a positioning cavity used for placing a PCB is formed between the first limiting part and the second limiting part, and the front end and the rear end of the positioning cavity are respectively connected with a feeding assembly and a blanking assembly. A first electric driving assembly is arranged on the bottom frame and is in transmission connection with a first adjusting screw rod, a first screw rod sleeve corresponding to the first adjusting screw rod is arranged on the first limiting part, and the first electric driving assembly can drive the first adjusting screw rod to rotate; the first screw rod sleeve drives the first limiting part to move back and forth in the axial direction of the first adjusting screw rod, the width of the positioning cavity is increased or decreased, the positioning cavity with the adjustable width can be formed between the first limiting part and the second limiting part so as to adapt to machining of PCBs with different widths, the adaptability of equipment is improved, and wider production requirements are met.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of PCB board processing equipment, specifically relates to a positioning mechanism of PCB board processing station. BACKGROUND

[0002] PCB board, namely printed circuit board or printed wiring board, is an indispensable component in electronic equipment, which can connect electronic components to each other through different forms of circuit to form a complete working circuit.

[0003] In the process of processing PCB board, in order to improve its processing precision, it is usually necessary to set positioning mechanism on the processing station, but in the actual production process of enterprises, different sizes of PCB board often need to be processed, and the positioning mechanism can generally only adapt to fixed size of PCB board, resulting in poor adaptability of the positioning mechanism, which cannot meet the actual production needs.

[0004] Therefore, further improvement is needed. UTILITY MODEL CONTENTS

[0005] The utility model aims at overcoming the deficiencies of the prior art, and provides a positioning mechanism of PCB board processing station, which can be used for processing and positioning of PCB boards of different widths, improve the adaptability of the equipment and meet wider production needs.

[0006] The utility model aims at overcoming the deficiencies of the prior art, and provides a positioning mechanism of PCB board processing station, which can be used for processing and positioning of PCB boards of different widths, improve the adaptability of the equipment and meet wider production needs.

[0007] A positioning mechanism of PCB board processing station, comprising a bottom frame, a first limiting part and a second limiting part arranged on the upper side of the bottom frame, a positioning cavity for placing PCB board is formed between the first limiting part and the second limiting part, a feeding assembly and a discharging assembly are respectively connected to the front and rear ends of the positioning cavity, a first electric drive assembly is arranged on the bottom frame, the first electric drive assembly is drivingly connected with a first adjusting screw, a first screw sleeve corresponding to the first adjusting screw is arranged on the first limiting part, the first electric drive assembly can drive the first adjusting screw to rotate, so that the first screw sleeve drives the first limiting part to move back and forth along the axial direction of the first adjusting screw, so that the width of the positioning cavity is increased or reduced.

[0008] As a specific scheme, the first electric drive assembly comprises a driving motor and a transmission connecting rod, the transmission connecting rod is arranged along the length direction of the first adjusting screw, a first connecting rod helical gear is arranged on the transmission connecting rod, a first screw helical gear corresponding to the first connecting rod helical gear is arranged on the first adjusting screw, the first connecting rod helical gear and the first screw helical gear are mutually meshing transmission cooperation, and the driving motor and the transmission connecting rod are transmission cooperation through a transmission belt.

[0009] As a specific scheme, the first limiting part is further connected with a second adjusting screw, a second screw sleeve corresponding to the second adjusting screw is arranged on the first limiting part, the first adjusting screw and the second adjusting screw are arranged at the two ends of the first limiting part respectively, a second connecting rod bevel gear is further arranged on the transmission connecting rod, a second screw bevel gear corresponding to the second connecting rod bevel gear is arranged on the second adjusting screw, the second connecting rod bevel gear and the second screw bevel gear are in meshing transmission cooperation, and rotation of the second adjusting screw can drive the first limiting part to move back and forth along the axial direction of the second adjusting screw through the second screw sleeve, so that the width of the positioning cavity is increased or reduced.

[0010] As a specific scheme, the first limiting part is further connected with a second adjusting screw, a second screw sleeve corresponding to the second adjusting screw is arranged on the first limiting part, the first adjusting screw and the second adjusting screw are arranged at the two ends of the first limiting part respectively, a second connecting rod bevel gear is further arranged on the transmission connecting rod, a second screw bevel gear corresponding to the second connecting rod bevel gear is arranged on the second adjusting screw, the second connecting rod bevel gear and the second screw bevel gear are in meshing transmission cooperation, and rotation of the second adjusting screw can drive the first limiting part to move back and forth along the axial direction of the second adjusting screw through the second screw sleeve, so that the width of the positioning cavity is increased or reduced.

[0011] As a specific scheme, the first limiting part is further connected with a second adjusting screw, a second screw sleeve corresponding to the second adjusting screw is arranged on the first limiting part, the first adjusting screw and the second adjusting screw are arranged at the two ends of the first limiting part respectively, a second connecting rod bevel gear is further arranged on the transmission connecting rod, a second screw bevel gear corresponding to the second connecting rod bevel gear is arranged on the second adjusting screw, the second connecting rod bevel gear and the second screw bevel gear are in meshing transmission cooperation, and rotation of the second adjusting screw can drive the first limiting part to move back and forth along the axial direction of the second adjusting screw through the second screw sleeve, so that the width of the positioning cavity is increased or reduced.

[0012] As a specific scheme, the first limiting part is further connected with a second adjusting screw, a second screw sleeve corresponding to the second adjusting screw is arranged on the first limiting part, the first adjusting screw and the second adjusting screw are arranged at the two ends of the first limiting part respectively, a second connecting rod bevel gear is further arranged on the transmission connecting rod, a second screw bevel gear corresponding to the second connecting rod bevel gear is arranged on the second adjusting screw, the second connecting rod bevel gear and the second screw bevel gear are in meshing transmission cooperation, and rotation of the second adjusting screw can drive the first limiting part to move back and forth along the axial direction of the second adjusting screw through the second screw sleeve, so that the width of the positioning cavity is increased or reduced.

[0013] As a specific scheme, the first limiting part is further connected with a second adjusting screw, a second screw sleeve corresponding to the second adjusting screw is arranged on the first limiting part, the first adjusting screw and the second adjusting screw are arranged at the two ends of the first limiting part respectively, a second connecting rod bevel gear is further arranged on the transmission connecting rod, a second screw bevel gear corresponding to the second connecting rod bevel gear is arranged on the second adjusting screw, the second connecting rod bevel gear and the second screw bevel gear are in meshing transmission cooperation, and rotation of the second adjusting screw can drive the first limiting part to move back and forth along the axial direction of the second adjusting screw through the second screw sleeve, so that the width of the positioning cavity is increased or reduced.

[0014] The beneficial effects of the present application are as follows:

[0015] The first electric drive assembly can adjust the distance between the first limiting part and the second limiting part through the cooperation of the first adjusting screw and the first screw sleeve, so that the first limiting part and the second limiting part can form a positioning cavity with adjustable width to adapt to the processing of PCB boards with different widths, improve the adaptability of the equipment, and meet the needs of wider production. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1Structure schematic diagram of the embodiment of the utility model Figure One .

[0017] Figure 2 Structure schematic diagram of the embodiment of the utility model Figure Two .

[0018] Figure 3 Use state schematic diagram of the embodiment of the utility model.

[0019] Figure 4 Structure schematic diagram of the embodiment of the utility model and the feeding assembly and the blanking assembly are connected.

[0020] Figure 5 Enlarged view of the position A of the embodiment of the utility model.

[0021] Figure 6 Enlarged view of the position B of the embodiment of the utility model. Specific implementation

[0022] The utility model will be further described below in combination with the drawings and embodiments.

[0023] Referring to Figures 1-6 , the positioning mechanism of the PCB processing station comprises a bottom frame 1 and a first limiting portion 21 and a second limiting portion 22 arranged on the upper side of the bottom frame 1, a positioning cavity for placing a PCB is formed between the first limiting portion 21 and the second limiting portion 22, the feeding assembly 31 and the blanking assembly 32 are respectively connected to the front and rear ends of the positioning cavity, the first electric drive assembly 41 is arranged on the bottom frame 1, the first electric drive assembly 41 is drivingly connected with the first adjusting screw 51, the first limiting portion 21 is provided with the first screw sleeve 61 corresponding to the first adjusting screw 51, the first electric drive assembly 41 can drive the first adjusting screw 51 to rotate, so that the first limiting portion 21 is driven by the first screw sleeve 61 to make reciprocating motion along the axial direction of the first adjusting screw 51, the width of the positioning cavity is enlarged or reduced, the first electric drive assembly 41 can adjust the distance between the first limiting portion 21 and the second limiting portion 22 through the cooperation of the first adjusting screw 51 and the first screw sleeve 61, so that the first limiting portion 21 and the second limiting portion 22 can form a positioning cavity with adjustable width to adapt to the processing of PCBs with different widths, improve the adaptability of the equipment and meet the production needs of a wider range.

[0024] Meanwhile, the first electric drive assembly 41 can further simplify the difficulty of adjusting the width of the positioning cavity, facilitate the operation of workers, and the adjustment precision is relatively higher than manual adjustment.

[0025] Further, the first electric driving assembly 41 comprises a driving motor 411 and a transmission connecting rod 412, the transmission connecting rod 412 is arranged along the length direction of the first adjusting screw 51, the first connecting rod helical gear 413 is arranged on the transmission connecting rod 412, the first screw helical gear 511 corresponding to the first connecting rod helical gear 413 is arranged on the first adjusting screw 51, the first connecting rod helical gear 413 and the first screw helical gear 511 are in meshing transmission cooperation, the driving motor 411 and the transmission connecting rod 412 are in transmission cooperation through the transmission belt 414, so that the length direction space position of the equipment corresponding to the first adjusting screw 51 can be better utilized.

[0026] Further, the first limiting part 21 is further connected with the second adjusting screw 52, the second screw sleeve 62 corresponding to the second adjusting screw 52 is arranged on the first limiting part 21, the first adjusting screw 51 and the second adjusting screw 52 are arranged at the head and tail of the first limiting part 21 respectively, the second connecting rod helical gear 415 is further arranged on the transmission connecting rod 412, the second screw helical gear 521 corresponding to the second connecting rod helical gear 415 is arranged on the second adjusting screw 52, the second connecting rod helical gear 415 and the second screw helical gear 521 are in meshing transmission cooperation, the second adjusting screw 52 rotates to drive the first limiting part 21 to make reciprocating motion along the axial direction of the second adjusting screw 52 through the second screw sleeve 62, so that the width of the positioning cavity is enlarged or reduced, the stability of the first limiting part 21 during the movement can be further improved, and the second adjusting screw 52 does not need to be additionally provided with a driving device to provide power, so that the cost of the equipment is reduced.

[0027] Further, a plurality of travel switches 416 are arranged on the bottom frame 1 along the width direction of the positioning cavity, the trigger 417 is arranged on the first limiting part 21, the trigger 417 can cooperate with the travel switch 416 to make the first electric driving assembly 41 stop working, so that the first limiting part 21 can automatically stop moving after moving to the preset position, and the user can preset different widths of the positioning cavity according to the production needs.

[0028] Further, the first guide rail 71 corresponding to the head section and / or tail section of the first limiting part 21 is arranged on the bottom frame 1, the first guide rail 71 is arranged along the width direction of the positioning cavity, the first guide seat 81 corresponding to the first guide rail 71 is fixedly connected to the first limiting part 21, the first limiting part 21 makes reciprocating motion along the axial direction of the first adjusting screw 51 to make the first guide seat 81 and the first guide rail 71 in sliding connection cooperation, so that the stability of the first limiting part 21 during the movement can be further improved.

[0029] Further, the bottom frame 1 is provided with a base 9, the base 9 is provided with a second guide rail 72, the second guide rail 72 is arranged along the length direction of the first limiting part 21, the bottom frame 1 is fixedly connected with a second guide seat 82 corresponding to the second guide rail 72, the base 9 is provided with a second electric drive assembly 42 corresponding to the position of the outer side of the bottom frame 1, the second electric drive assembly 42 can drive the bottom frame 1 to move back and forth along the length direction of the first limiting part 21, so that the second guide seat 82 is slidably connected with the second guide rail 72, and the bottom frame 1 can drive the PCB in the positioning cavity to move between the feeding assembly 31 and the discharging assembly 32, thereby further improving the processing efficiency of the PCB.

[0030] Further, the bottom frame 1 is provided with a base 9, the base 9 is provided with a second guide rail 72, the second guide rail 72 is arranged along the length direction of the first limiting part 21, the bottom frame 1 is fixedly connected with a second guide seat 82 corresponding to the second guide rail 72, the base 9 is provided with a second electric drive assembly 42 corresponding to the position of the outer side of the bottom frame 1, the second electric drive assembly 42 can drive the bottom frame 1 to move back and forth along the length direction of the first limiting part 21, so that the second guide seat 82 is slidably connected with the second guide rail 72, and the bottom frame 1 can drive the PCB in the positioning cavity to move between the feeding assembly 31 and the discharging assembly 32, thereby further improving the processing efficiency of the PCB.

[0031] The above embodiments are only preferred schemes of the present application, and the present application can have other embodiments. Those skilled in the art can make equivalent modifications or replacements without departing from the spirit of the present application, and these equivalent modifications or replacements are included in the scope of the present application.

Claims

1. A positioning mechanism for a PCB board processing station, comprising a bottom frame (1) and a first limiting portion (21) and a second limiting portion (22) arranged on the upper side of the bottom frame (1), wherein a positioning cavity for placing the PCB board is formed between the first limiting portion (21) and the second limiting portion (22), and the front and rear ends of the positioning cavity are respectively connected to a loading assembly (31) and a blanking assembly (32), characterized in that: The bottom frame (1) is provided with a first electric drive component (41), the first electric drive component (41) is connected to a first adjusting screw (51), and the first limiting portion (21) is provided with a first screw sleeve (61) corresponding to the first adjusting screw (51). The first electric drive component (41) can drive the first adjusting screw (51) to rotate, so that the first screw sleeve (61) drives the first limiting portion (21) to move back and forth along the axial direction of the first adjusting screw (51), so that the width of the positioning cavity is increased or decreased.

2. The positioning mechanism for a PCB processing station according to claim 1, characterized in that: The first electric drive assembly (41) includes a drive motor (411) and a transmission connecting rod (412). The transmission connecting rod (412) is arranged along the length direction of the first adjusting screw (51). A first connecting rod bevel gear (413) is provided on the transmission connecting rod (412). The first adjusting screw (51) is provided with a first screw bevel gear (511) corresponding to the first connecting rod bevel gear (413). The first connecting rod bevel gear (413) and the first screw bevel gear (511) are meshed with each other for transmission. The drive motor (411) and the transmission connecting rod (412) are coupled for transmission via a transmission belt (414).

3. The positioning mechanism for a PCB processing station according to claim 2, characterized in that: The first limiting portion (21) is also connected to a second adjusting screw (52). The first limiting portion (21) is provided with a second screw sleeve (62) corresponding to the second adjusting screw (52). The first adjusting screw (51) and the second adjusting screw (52) are respectively arranged at the head and tail ends of the first limiting portion (21). The transmission connecting rod (412) is also provided with a second connecting rod bevel gear (415). The second adjusting screw (52) is provided with a second screw bevel gear (521) corresponding to the second connecting rod bevel gear (415). The second connecting rod bevel gear (415) and the second screw bevel gear (521) are meshed with each other for transmission cooperation. The rotation of the second adjusting screw (52) can drive the first limiting portion (21) to move back and forth along the axial direction of the second adjusting screw (52) through the second screw sleeve (62), so that the width of the positioning cavity is increased or decreased.

4. The positioning mechanism for a PCB processing station according to claim 1, characterized in that: A plurality of travel switches (416) are distributed on the bottom frame (1) along the width direction of the positioning cavity, and a trigger member (417) is provided on the first limiting portion (21). The trigger member (417) can cooperate with the travel switch (416) to stop the first electric drive component (41) from working.

5. The positioning mechanism for a PCB processing station according to claim 1, characterized in that: A first guide rail (71) is provided on the bottom frame (1) at the first section and / or the tail section corresponding to the first limiting portion (21). The first guide rail (71) extends along the width direction of the positioning cavity. A first guide seat (81) corresponding to the first guide rail (71) is fixedly connected to the first limiting portion (21). The first limiting portion (21) moves back and forth along the axial direction of the first adjusting screw (51) so that the first guide seat (81) and the first guide rail (71) are slidably connected and matched.

6. The positioning mechanism for a PCB processing station according to any one of claims 1 to 5, characterized in that: A base (9) is provided on the lower side of the bottom frame (1), and a second guide rail (72) is provided on the base (9). The second guide rail (72) is extended along the length direction of the first limiting portion (21). A second guide seat (82) corresponding to the second guide rail (72) is fixedly connected to the bottom frame (1). A second electric drive component (42) is provided at a position of the base (9) corresponding to the outer side of the bottom frame (1). The second electric drive component (42) can drive the bottom frame (1) to move back and forth along the length direction of the first limiting portion (21) so that the second guide seat (82) and the second guide rail (72) are slidably connected and matched.

7. The positioning mechanism for a PCB processing station according to claim 6, characterized in that: A third guide rail (73) is provided on the lower side of the base (9), and the third guide rail (73) extends along the width direction of the positioning cavity. A third guide seat (83) corresponding to the third guide rail (73) is fixedly connected to the base (9), and the base (9) can make a reciprocating motion along the width direction of the positioning cavity so that the third guide seat (83) and the third guide rail (73) are slidably connected and matched.

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