CN113953917A

CN113953917A - Polishing equipment for manufacturing electronic component mainboard

Info

Publication number: CN113953917A
Application number: CN202111323761.7A
Authority: CN
Inventors: 刘东升; 曾奎; 付红; 陈永
Original assignee: Huaihua Huachen Electronic Technology Co ltd
Current assignee: Huaihua Huachen Electronic Technology Co ltd
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-01-21

Abstract

The invention relates to the technical field of electronic element mainboard manufacturing, and discloses polishing equipment for manufacturing an electronic element mainboard, which comprises a bottom plate, wherein a U-shaped fixing plate is fixedly connected to the upper end of the bottom plate, a through hole is formed in the horizontal part of the U-shaped fixing plate, a supporting column is rotatably sleeved in the through hole through a ball bearing, a supporting plate is fixedly connected to the upper end of the supporting column, a driven gear is fixedly sleeved on the lower end column wall of the supporting column, a rotating motor is fixedly arranged at the upper end of the bottom plate, a driving gear meshed with the driven gear is fixedly connected to an output shaft at the upper end of the rotating motor, a placing plate is fixedly clamped at the upper end of the supporting plate, a placing groove is formed in the upper end of the placing plate, and an L-shaped vertical plate positioned on one side of the supporting plate is also fixedly connected to the upper end of the bottom plate. This electronic component mainboard manufacturing is with equipment of polishing possesses the quick operation of polishing that can realize automatic efficient, has improved the advantage of the efficiency of polishing.

Description

Polishing equipment for manufacturing electronic component mainboard

Technical Field

The invention relates to the technical field of electronic element mainboard manufacturing, in particular to polishing equipment for manufacturing an electronic element mainboard.

Background

In the production process of the electronic element mainboard, namely the circuit board, burrs and the like are generated on four sides of the top of the circuit board in the machining process, so that the four sides of the circuit board need to be polished before leaving a factory.

Present polishing is mostly gone on through the manual work, and manual operation makes the inefficiency of polishing, and the precision of polishing is poor, and some automatic equipment of polishing are polished the position and are not convenient for adjust at present, to the fixed shakiness of electronic component mainboard, have influenced the efficiency of polishing, can not realize unloading operation in quick, the actual production of not being convenient for uses.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides polishing equipment for manufacturing an electronic element mainboard, which has the advantages of realizing automatic and efficient rapid polishing operation, improving polishing efficiency, and solving the problems that most of the prior polishing is carried out manually, the manual operation causes low polishing efficiency and poor polishing precision, the polishing positions of the prior automatic polishing equipment are not convenient to adjust, the fixation of the electronic element mainboard is unstable, the polishing efficiency is influenced, the rapid feeding and discharging operation cannot be realized, and the actual production and use are not convenient.

(II) technical scheme

In order to realize the purposes of realizing automatic, efficient and rapid polishing operation and improving the polishing efficiency, the invention provides the following technical scheme: a polishing device for manufacturing an electronic element mainboard comprises a bottom plate, wherein a U-shaped fixed plate is fixedly connected to the upper end of the bottom plate, a through hole is formed in the horizontal part of the U-shaped fixed plate, a supporting column is rotatably sleeved in the through hole through a ball bearing, a supporting plate is fixedly connected to the upper end of the supporting column, a driven gear is fixedly sleeved on the lower end column wall of the supporting column, a rotating motor is fixedly arranged at the upper end of the bottom plate, an output shaft at the upper end of the rotating motor is fixedly connected with a driving gear meshed with the driven gear, a placing plate is fixedly clamped at the upper end of the supporting plate, a placing groove is formed in the upper end of the placing plate, an L-shaped vertical plate positioned on one side of the supporting plate is also fixedly connected to the upper end of the horizontal part of the L-shaped vertical plate, an extrusion push rod is fixedly inserted in one end of the horizontal part of the L-shaped vertical plate, and a lifting plate is fixedly connected to the output shaft at the lower end of the extrusion push rod, the lower end of the lifting plate is fixedly connected with the same extrusion plate through a plurality of extrusion springs, and the lower side of the extrusion plate is fixedly connected with a layer of anti-skid rubber mat;

a lifting push rod is fixedly arranged on the right side of the upper end of the bottom plate through a horizontal moving mechanism, an output shaft at the upper end of the lifting push rod is fixedly connected with a lower U-shaped clamping seat, an upper U-shaped clamping seat is fixedly clamped at the upper end of the lower U-shaped clamping seat, the same polishing motor is clamped between the lower U-shaped clamping seat and the upper U-shaped clamping seat in a sleeved mode, two side baffles symmetrically arranged on the lower U-shaped clamping seat and the upper U-shaped clamping seat are fixedly sleeved on the outer side of the polishing motor in a sleeved mode, a connecting rod is fixedly connected to the output end of the polishing motor, a polishing wheel is sleeved outside the connecting rod, a first annular positioning plate abutting against one side of the polishing wheel is fixedly sleeved on the rod wall of the connecting rod, a connecting screw cylinder is sleeved on an external thread of one end rod wall of the connecting rod, and a second annular positioning plate pressed on the other side of the polishing wheel is fixedly connected to one end of the connecting screw cylinder, one side of the first annular positioning plate, which is close to the grinding wheel, is uniformly and fixedly connected with a plurality of insertion rods, and the side wall of the grinding wheel is provided with insertion grooves which are matched and inserted with the insertion rods.

Preferably, the upper end fixedly connected with of U-shaped fixed plate supports a section of thick bamboo, the lower extreme fixedly connected with cover of layer board is at the rotatory section of thick bamboo outside supporting the section of thick bamboo, two spacing ring boards have been cup jointed to the outer wall of a support section of thick bamboo fixedly, two spacing annular grooves that match the sliding connection with the spacing ring board are seted up to the inboard of a rotatory section of thick bamboo.

Preferably, place the equal fixedly connected with card solid board of the both sides lower extreme of the back of the body of board mutually, the equal fixed joint in the both sides of the back of the body of layer board has the L shape clamp plate of crimping in card solid board upper end, the equal fixedly connected with T shape fixture block in the both sides of the back of the body of layer board mutually, the T shape draw-in groove that matches the joint with T shape fixture block is seted up to the vertical portion inboard of L shape clamp plate, the horizontal part of L shape clamp plate is seted up a plurality of jacks and jack internalization and is inserted and be equipped with the chucking pole, a plurality of chucking grooves of pegging graft are seted up with the chucking pole to the upper end of card solid board, many the same chucking arm-tie of upper end fixedly connected with of chucking pole, a plurality of fixedly connected with between the lower extreme of chucking arm-tie and the upper end of L shape clamp plate overlap the chucking spring outside many chucking poles respectively.

Preferably, the lower end of the placing plate is uniformly and fixedly connected with a plurality of positioning inserting columns, and the upper end of the supporting plate is provided with a plurality of positioning inserting slots which are matched and inserted with the positioning inserting columns.

Preferably, the four corners of the upper end of the extrusion plate are fixedly connected with guide slide bars, and the upper ends of the guide slide bars penetrate through the upper end of the lifting plate and are fixedly connected with an anti-falling plate.

Preferably, the horizontal migration mechanism includes two cardboard of symmetry fixed connection in the bottom plate upper end, two rotate through the bearing between the cardboard and be connected with same root and rotate the screw rod, be located the right side the outside of cardboard is fixed and is provided with driving motor, driving motor's output shaft run through the lateral wall of cardboard and with the one end fixed connection who rotates the screw rod, the pole wall screw thread of rotating the screw rod has cup jointed the drive block, the upper end fixed connection of drive block is at lifting push rod's lower extreme.

Preferably, a plurality of limiting slide rods are fixedly connected between the two clamping plates, and a plurality of slide holes matched with the limiting slide rods in sliding connection are formed in the side wall of the driving block.

Preferably, the front side and the back side of the lower U-shaped clamping seat and the front side and the back side of the upper U-shaped clamping seat are respectively fixedly connected with a wedge-shaped clamping block, the upper wedge-shaped clamping block and the lower wedge-shaped clamping block are externally matched and clamped with the same connecting plate in a matched manner, two dovetail clamping grooves matched and clamped with the wedge-shaped clamping blocks are symmetrically formed in the side wall of the connecting plate, and the connecting plate is fixedly connected with the wedge-shaped clamping blocks through fixing bolts.

(III) advantageous effects

Compared with the prior art, the invention provides polishing equipment for manufacturing the electronic element mainboard, which has the following beneficial effects:

1. the polishing equipment for manufacturing the electronic element mainboard comprises a supporting plate, a proper placing plate card is placed at the upper end of the supporting plate, the electronic element mainboard to be polished is embedded in a placing groove at the upper end of the placing plate, an extrusion push rod is started, the extrusion push rod pushes down a lifting plate, the extrusion plate is further pushed to be pressed and held at the upper end of the electronic element plate, the electronic element plate is stably pressed and held and limited, due to the arrangement of a plurality of extrusion springs, the pressing and holding force on the electronic element mainboard can be elastic extrusion, the problem that the electronic element plate is easily damaged due to the fact that the rigid extrusion of the extrusion push rod directly acts on the electronic element plate is avoided, a driving motor drives a rotating screw to rotate, a driving block drives a polishing wheel to move to the side of the electronic element plate through the threaded sleeve effect of the rotating screw and the driving block, the lifting push rod drives the polishing wheel to move up and down, and the rapid polishing operation of the side of the electronic element plate is realized, after polishing and finishing one side of the electronic element plate, the rotating motor is started, the rotating motor drives the driving gear to rotate, the supporting column is driven to rotate through the meshing effect of the driving gear and the driven gear, the electronic element plate rotates relatively, the side to be polished is rotated to the polishing wheel, automatic and efficient rapid polishing operation can be achieved, and polishing efficiency is improved.

2. This electronic component mainboard manufacturing is with equipment of polishing, layer board through being equipped with, place the board and insert the post through the location and peg graft the quick-operation joint that realizes with the layer board with the matching of positioning slot, the solid board of card supports the upper end of propping at the layer board this moment, match joint through T shape fixture block and T shape draw-in groove makes L shape clamp plate quick crimping in the upper end of the solid board of card, it is spacing to realizing the firm of placing the board, many chucking rods are aimed at the chucking groove this moment, chucking spring drop-down chucking arm-tie, the chucking arm-tie impels the chucking inslot with the chucking rod and can realize the firm connection between L shape clamp plate and the solid board of card, can realize changing the quick assembly disassembly of placing the board, and convenient to use.

3. This electronic component mainboard is made and is used equipment of polishing, through the lower U-shaped clamp holder that is equipped with and go up the U-shaped clamp holder, when installation grinding motor, earlier put grinding motor card in lower U-shaped clamp holder, will go up the U-shaped clamp holder again and press the upper end of cover at grinding motor, two side shields that grinding motor set up outward carry out relative spacing to grinding motor, match joint through wedge fixture block and forked tail draw-in groove makes the connecting plate high-speed joint outside lower U-shaped clamp holder and upper U-shaped clamp holder, can realize relative dismouting to grinding motor, convenient to use.

4. This electronic component mainboard is made and is used equipment of polishing, through the connecting rod that is equipped with, during the installation wheel of polishing, earlier with the wheel plug bush of polishing outside the connecting rod, it makes wheel of polishing and first annular locating plate link together relatively to peg graft through the matching of grafting stalk and inserting groove, threaded connection through connecting barrel and connecting rod makes second annular locating plate press fast and hold the opposite side at the wheel of polishing, realize fixing connecting the barrel through the bolt, can realize the relative dismouting to the wheel of polishing, convenient for alternate use.

Drawings

FIG. 1 is a schematic structural diagram of a polishing apparatus for manufacturing a motherboard of an electronic device according to the present invention;

FIG. 2 is an enlarged view of a portion A of the polishing apparatus for manufacturing a motherboard of an electronic component according to the present invention;

FIG. 3 is an enlarged view of a portion B of the polishing apparatus for manufacturing a motherboard of an electronic device of the present invention shown in FIG. 1;

FIG. 4 is an enlarged view of a portion C of the polishing apparatus for manufacturing a motherboard of an electronic device of the present invention shown in FIG. 1;

FIG. 5 is an enlarged view of a portion D of the polishing apparatus for manufacturing a motherboard of an electronic device of the present invention shown in FIG. 1;

fig. 6 is a schematic perspective view of a placement board of a polishing apparatus for manufacturing a motherboard of an electronic component according to the present invention;

fig. 7 is a schematic diagram of a connection test structure of a lower U-shaped clamping seat and an upper U-shaped clamping seat of a polishing device for manufacturing a main board of an electronic component according to the present invention.

In the figure: 1. a base plate; 2. a U-shaped fixing plate; 3. a support pillar; 4. a support plate; 5. a driven gear; 6. a rotating electric machine; 7. a driving gear; 8. placing the plate; 9. a placement groove; 10. an L-shaped vertical plate; 11. extruding the push rod; 12. a lifting plate; 13. a compression spring; 14. a pressing plate; 15. a lifting push rod; 16. a lower U-shaped clamping seat; 17. an upper U-shaped clamping seat; 18. polishing the motor; 19. a side dam; 20. a connecting rod; 21. grinding the wheel; 22. a first annular positioning plate; 23. connecting the screw cylinder; 24. a second annular positioning plate; 25. a plug rod; 26. inserting grooves; 27. a support cylinder; 28. a rotary drum; 29. a limit ring plate; 30. a limiting ring groove; 31. a clamping and fixing plate; 32. an L-shaped pressing plate; 33. a T-shaped fixture block; 34. a T-shaped clamping groove; 35. a clamping rod; 36. a clamping groove; 37. clamping the pulling plate; 38. a chucking spring; 39. positioning the inserted column; 40. positioning the slot; 41. a guide slide bar; 42. an anti-drop plate; 43. clamping a plate; 44. rotating the screw; 45. a drive motor; 46. a drive block; 47. a wedge-shaped fixture block; 48. a connecting plate; 49. dovetail neck.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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.

Referring to fig. 1-7, a polishing apparatus for manufacturing a motherboard of an electronic component comprises a base plate 1, a U-shaped fixing plate 2 is fixedly connected to the upper end of the base plate 1, a through hole is formed in the horizontal portion of the U-shaped fixing plate 2, a supporting column 3 is rotatably sleeved in the through hole through a ball bearing, a supporting plate 4 is fixedly connected to the upper end of the supporting column 3, a driven gear 5 is fixedly sleeved on the lower column wall of the supporting column 3, a rotating motor 6 is fixedly arranged at the upper end of the base plate 1, a driving gear 7 engaged with the driven gear 5 is fixedly connected to the upper end output shaft of the rotating motor 6, a placing plate 8 is fixedly clamped at the upper end of the supporting plate 4, a placing groove 9 is formed at the upper end of the placing plate 8, an L-shaped vertical plate 10 located on one side of the supporting plate 4 is also fixedly connected to the upper end of the base plate 1, an extrusion push rod 11 is fixedly inserted and sleeved at one end of the horizontal portion of the L-shaped vertical plate 10, a lifting plate 12 is fixedly connected to the lower end output shaft of the extrusion push rod 11, the lower end of the lifting plate 12 is fixedly connected with the same extrusion plate 14 through a plurality of extrusion springs 13, and the lower side of the extrusion plate 14 is fixedly connected with a layer of anti-skid rubber mat;

a lifting push rod 15 is fixedly arranged on the right side of the upper end of the bottom plate 1 through a horizontal moving mechanism, an output shaft at the upper end of the lifting push rod 15 is fixedly connected with a lower U-shaped clamping seat 16, an upper U-shaped clamping seat 17 is fixedly clamped at the upper end of the lower U-shaped clamping seat 16, the same polishing motor 18 is clamped between the lower U-shaped clamping seat 16 and the upper U-shaped clamping seat 17 in a sleeving manner, two side baffles 19 symmetrically arranged relative to the lower U-shaped clamping seat 16 and the upper U-shaped clamping seat 17 are fixedly sleeved on the outer side of the polishing motor 18, a connecting rod 20 is fixedly connected with the output end of the polishing motor 18, a polishing wheel 21 is sleeved outside the connecting rod 20, a first annular positioning plate 22 abutting against one side of the polishing wheel 21 is fixedly sleeved on the rod wall of the connecting rod 20, a connecting screw barrel 23 is sleeved on an external thread of the rod wall of one end of the connecting screw barrel 23, and a second annular positioning plate 24 pressed on the other side of the polishing wheel 21 is fixedly connected with one end of the connecting screw barrel 23, one side of the first annular positioning plate 22 close to the grinding wheel 21 is uniformly and fixedly connected with a plurality of insertion rods 25, and the side wall of the grinding wheel 21 is provided with insertion grooves 26 which are matched and inserted with the insertion rods 25.

The upper end fixedly connected with of U-shaped fixed plate 2 supports a section of thick bamboo 27, and the lower extreme fixedly connected with cover of layer board 4 covers a rotatory section of thick bamboo 28 outside supporting a section of thick bamboo 27, and two spacing ring boards 29 have been cup jointed to the outer wall of supporting a section of thick bamboo 27 is fixed, and two spacing ring grooves 30 that match sliding connection with spacing ring board 29 are seted up to the inboard of rotatory section of thick bamboo 28.

Place the equal fixedly connected with card solid board 31 of the both sides lower extreme of the back of the body of board 8, the equal fixed joint in the both sides of the back of the body of layer board 4 has the L shape clamp plate 32 of crimping in card solid board 31 upper end, the equal fixedly connected with T shape fixture block 33 in the both sides of the back of the body of layer board 4, T shape draw-in groove 34 that matches the joint with T shape fixture block 33 is seted up to L shape clamp plate 32's vertical portion inboard, a plurality of jacks and jack internalization are seted up to L shape clamp plate 32's horizontal part and are inserted and be equipped with chucking pole 35, a plurality of chucking grooves 36 that match the grafting with chucking pole 35 are seted up to card solid board 31's upper end, the same chucking arm-tie 37 of the upper end fixedly connected with of many chucking poles 35, a plurality of fixedly connected with between the lower extreme of chucking arm-tie 37 and the upper end of L shape clamp plate 32 establish the outer chucking spring 38 of many chucking poles 5 respectively.

The even fixedly connected with many location of the lower extreme of placing board 8 are inserted post 39, and a plurality of location slots 40 of inserting post 39 matching with the location and pegging graft are seted up to the upper end of layer board 4.

Four corners of the upper end of the extrusion plate 14 are fixedly connected with guide sliding rods 41, and the upper ends of the guide sliding rods 41 penetrate through the upper end of the lifting plate 12 and are fixedly connected with anti-falling plates 42.

Horizontal migration mechanism includes two symmetry fixed connection cardboard 43 in bottom plate 1 upper end, be connected with same root rotation screw rod 44 through the bearing rotation between two cardboard 43, the outside that is located right side cardboard 43 is fixed and is provided with driving motor 45, driving motor 45's output shaft run through the lateral wall of cardboard 43 and with the one end fixed connection who rotates screw rod 44, the pole wall screw thread that rotates screw rod 44 has cup jointed driving block 46, the upper end fixed connection of driving block 46 is at the lower extreme of lift push rod 15.

A plurality of limiting slide bars are fixedly connected between the two clamping plates 43, and a plurality of slide holes matched with the limiting slide bars in sliding connection are formed in the side wall of the driving block 46.

The front side and the back side of the lower U-shaped clamping seat 16 and the upper U-shaped clamping seat 17 are fixedly connected with wedge-shaped clamping blocks 47, the upper wedge-shaped clamping block 47 and the lower wedge-shaped clamping block 47 are externally matched and clamped with a same connecting plate 48, the side wall of the connecting plate 48 is symmetrically provided with two dovetail clamping grooves 49 matched and clamped with the wedge-shaped clamping blocks 47, and the connecting plate 48 is fixedly connected with the wedge-shaped clamping blocks 47 through fixing bolts.

To sum up, the polishing device for manufacturing the electronic component mainboard comprises a supporting plate 4, a proper placing plate 8 is clamped at the upper end of the supporting plate 4, the electronic component mainboard to be polished is embedded in a placing groove 9 at the upper end of the placing plate 8, an extrusion push rod 11 is started, the extrusion push rod 11 pushes down a lifting plate 12, and further pushes an extrusion plate 14 to be pressed and held at the upper end of the electronic component board to firmly press and hold the electronic component board for limiting, due to the arrangement of a plurality of extrusion springs 13, the pressing and holding force on the electronic component mainboard can be elastic extrusion, the problem that the electronic component board is damaged due to the fact that the hard extrusion of the extrusion push rod 11 directly acts on the electronic component board is avoided, a driving motor 45 drives a rotating screw 44 to rotate, and a driving block 46 drives a polishing wheel 21 to move to the side of the electronic component board through the threaded sleeve effect of the rotating screw 44 and the driving block 46, the lifting push rod 15 drives the polishing wheel 21 to move up and down to realize the rapid polishing operation of the side of the electronic element plate, after one side of the electronic element plate is polished, the rotating motor 6 is started, the rotating motor 6 drives the driving gear 7 to rotate, the supporting column 3 is driven to rotate through the meshing action of the driving gear 7 and the driven gear 5, so that the electronic element plate rotates relatively, the side which needs to be polished is rotated to the polishing wheel 21 to be polished, the automatic and efficient rapid polishing operation can be realized, the polishing efficiency is improved, the supporting plate 4 is arranged, the placing plate 8 is rapidly connected with the supporting plate 4 through the matched insertion of the positioning insertion column 39 and the positioning insertion slot 40, the clamping plate 31 is supported at the upper end of the supporting plate 4, the L-shaped pressing plate 32 is rapidly pressed at the upper end of the clamping plate 31 through the matched clamping of the T-shaped clamping block 33 and the T-shaped clamping slot 34, so as to realize the stable limit of the placing plate 8, at the moment, the plurality of clamping rods 35 are aligned with the clamping grooves 36, the clamping springs 38 pull the clamping pull plates 37 downwards, the clamping pull plates 37 push the clamping rods 35 into the clamping grooves 36, so that the stable connection between the L-shaped pressing plate 32 and the clamping plate 31 can be realized, the rapid disassembly and assembly and replacement of the placing plate 8 can be realized, the use is convenient, the polishing motor 18 is firstly clamped in the lower U-shaped clamping seat 16 when the polishing motor 18 is installed through the lower U-shaped clamping seat 16 and then the upper U-shaped clamping seat 17 is pressed and sleeved at the upper end of the polishing motor 18, the polishing motor 18 is relatively limited by the two side baffles 19 arranged outside the polishing motor 18, the connecting plate 48 is rapidly connected outside the lower U-shaped clamping seat 16 and the upper U-shaped clamping seat 17 through the matched clamping of the wedge-shaped clamping block 47 and the dovetail clamping groove 49, the polishing motor 18 can be relatively disassembled and assembled and disassembled, the use is convenient, through the connecting rod 20, when the grinding wheel 21 is installed, the grinding wheel 21 is firstly inserted outside the connecting rod 20, the grinding wheel 21 and the first annular positioning plate 22 are relatively connected together through the matching insertion of the insertion rod 25 and the insertion groove 26, the second annular positioning plate 24 is quickly pressed and held on the other side of the grinding wheel 21 through the threaded connection of the connecting screw cylinder 23 and the connecting rod 20, the fixing of the connecting screw cylinder 23 is realized through bolts, the relative disassembly and assembly of the grinding wheel 21 can be realized, and the replacement and the use are convenient.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an electronic component mainboard manufacturing is with equipment of polishing, includes bottom plate (1), its characterized in that: the upper end of the bottom plate (1) is fixedly connected with a U-shaped fixed plate (2), a through hole is formed in the horizontal part of the U-shaped fixed plate (2), a supporting column (3) is rotatably sleeved in the through hole through a ball bearing, the upper end of the supporting column (3) is fixedly connected with a supporting plate (4), a driven gear (5) is fixedly sleeved on the lower end column wall of the supporting column (3), a rotating motor (6) is fixedly arranged at the upper end of the bottom plate (1), an upper end output shaft of the rotating motor (6) is fixedly connected with a driving gear (7) meshed with the driven gear (5), a placing plate (8) is fixedly clamped at the upper end of the supporting plate (4), a placing groove (9) is formed in the upper end of the placing plate (8), an L-shaped vertical plate (10) positioned on one side of the supporting plate (4) is also fixedly connected with the upper end of the bottom plate (1), and an extrusion push rod (11) is fixedly inserted and sleeved at one end of the horizontal part of the L-shaped vertical plate (10), an output shaft at the lower end of the extrusion push rod (11) is fixedly connected with a lifting plate (12), the lower end of the lifting plate (12) is fixedly connected with the same extrusion plate (14) through a plurality of extrusion springs (13), and the lower side of the extrusion plate (14) is fixedly connected with a layer of anti-skid rubber mat;

a lifting push rod (15) is fixedly arranged on the right side of the upper end of the bottom plate (1) through a horizontal moving mechanism, an upper end output shaft of the lifting push rod (15) is fixedly connected with a lower U-shaped clamping seat (16), an upper U-shaped clamping seat (17) is fixedly clamped and connected to the upper end of the lower U-shaped clamping seat (16), a same polishing motor (18) is clamped and sleeved between the lower U-shaped clamping seat (16) and the upper U-shaped clamping seat (17), two side baffles (19) symmetrically arranged relative to the lower U-shaped clamping seat (16) and the upper U-shaped clamping seat (17) are fixedly sleeved on the outer side of the polishing motor (18), a connecting rod (20) is fixedly connected to the output end of the polishing motor (18), a polishing wheel (21) is sleeved outside the connecting rod (20), a first annular positioning plate (22) abutting against one side of the polishing wheel (21) is fixedly sleeved on the rod wall of the connecting rod (20), the one end pole wall external screw thread of connecting rod (20) has cup jointed and has connected screw section of thick bamboo (23), the one end fixedly connected with crimping of connecting screw section of thick bamboo (23) is at second annular locating plate (24) of emery wheel (21) opposite side, even fixedly connected with many grafting poles (25) of one side that first annular locating plate (22) are close to emery wheel (21), grafting groove (26) of pegging graft are seted up with grafting pole (25) matching to the lateral wall of emery wheel (21).

2. The grinding apparatus for manufacturing an electronic component main board according to claim 1, wherein: the upper end fixedly connected with of U-shaped fixed plate (2) supports a section of thick bamboo (27), the lower extreme fixedly connected with cover of layer board (4) is at a rotatory section of thick bamboo (28) outside a support section of thick bamboo (27), the outer wall of a support section of thick bamboo (27) is fixed to be cup jointed two spacing ring boards (29), two spacing ring grooves (30) that match the sliding connection with spacing ring board (29) are seted up to the inboard of a rotatory section of thick bamboo (28).

3. The grinding apparatus for manufacturing an electronic component main board according to claim 1, wherein: the lower ends of the two opposite sides of the placing plate (8) are fixedly connected with clamping plates (31), the two opposite sides of the supporting plate (4) are fixedly clamped with L-shaped pressing plates (32) which are pressed and connected at the upper ends of the clamping plates (31), the two opposite sides of the supporting plate (4) are fixedly connected with T-shaped clamping blocks (33), the inner side of the vertical part of the L-shaped pressing plate (32) is provided with a T-shaped clamping groove (34) which is matched and clamped with the T-shaped clamping blocks (33), a plurality of jacks are arranged on the horizontal part of the L-shaped pressing plate (32), clamping rods (35) are movably inserted in the jacks, the upper end of the clamping plate (31) is provided with a plurality of clamping grooves (36) which are matched and spliced with the clamping rods (35), the upper ends of the clamping rods (35) are fixedly connected with the same clamping pull plate (37), a plurality of clamping springs (38) which are respectively sleeved outside the clamping rods (5) are fixedly connected between the lower end of the clamping pulling plate (37) and the upper end of the L-shaped pressing plate (32).

4. The grinding apparatus for manufacturing an electronic component main board according to claim 1, wherein: the lower end of the placing plate (8) is uniformly and fixedly connected with a plurality of positioning insertion columns (39), and the upper end of the supporting plate (4) is provided with a plurality of positioning insertion slots (40) which are matched and inserted with the positioning insertion columns (39).

5. The grinding apparatus for manufacturing an electronic component main board according to claim 1, wherein: the upper end four corners department of stripper plate (14) all fixedly connected with direction slide bar (41), the upper end and the fixedly connected with anticreep board (42) of lifter plate (12) are run through to the upper end of direction slide bar (41).

6. The grinding apparatus for manufacturing an electronic component main board according to claim 1, wherein: horizontal migration mechanism includes cardboard (43) of two symmetry fixed connection in bottom plate (1) upper end, two rotate through the bearing between cardboard (43) and be connected with same root and rotate screw rod (44), be located the right side the outside of cardboard (43) is fixed and is provided with driving motor (45), the output shaft of driving motor (45) run through the lateral wall of cardboard (43) and with the one end fixed connection who rotates screw rod (44), the pole wall screw thread of rotating screw rod (44) has cup jointed driving block (46), the upper end fixed connection of driving block (46) is at the lower extreme of lifting push rod (15).

7. The grinding apparatus for manufacturing an electronic component main board according to claim 6, wherein: a plurality of limiting slide rods are fixedly connected between the two clamping plates (43), and a plurality of slide holes matched with the limiting slide rods in sliding connection are formed in the side wall of the driving block (46).

8. The grinding apparatus for manufacturing an electronic component main board according to claim 1, wherein: the U-shaped clamping seat is characterized in that wedge-shaped clamping blocks (47) are fixedly connected to the front side and the back side of the upper U-shaped clamping seat (17) and the back side of the lower U-shaped clamping seat in a back-to-back mode, the upper wedge-shaped clamping block and the lower wedge-shaped clamping block are connected with a same connecting plate (48) in a matched and clamped mode, two dovetail clamping grooves (49) connected with the wedge-shaped clamping blocks (47) in a matched and clamped mode are symmetrically formed in the side wall of the connecting plate (48), and the connecting plate (48) is fixedly connected with the wedge-shaped clamping blocks (47) through fixing bolts.