CN209036699U - A kind of fixation device for pcb board drilling - Google Patents

Abstract

The utility model relates to the technical fields of pcb board processing auxiliary equipment can be fixed different size of pcb board more particularly to a kind of fixation device for pcb board drilling；And it can radiate to drill bit and pcb board, improve the precision of drilling；It is convenient simultaneously that pcb board is picked and placed, improve working efficiency；Including workbench, reciprocating motor and lead screw, the top of workbench is provided with rectangular channel, slide plate is provided in rectangular channel, it further include multiple groups roller, left ball bearing, right ball bearing and positioning device, positioning device includes left fixed plate, right fixed plate, left positioning plate, right positioning plate, rear position plate, left-hand thread pipe, left-hand thread bar, right-hand thread pipe, a multiple groups left side " C " type elastic slice, the multiple groups right side " C " type elastic slice, rear thread pipe, rear thread bar, first ball bearing, second ball bearing, third ball bearing, it further include locating rod, heat dissipation tank, support spring, cooling tube, thermal grease layer, upper limit plate, lower limiting board and limited block.

Description

A kind of fixation device for pcb board drilling

Technical field

The utility model relates to the technical fields of pcb board processing auxiliary equipment, drill more particularly to one kind for pcb board Fixation device.

Background technique

It is well known that the fixation device for pcb board drilling is that a kind of pair of pcb board is fixed, it is convenient that it is bored The auxiliary device of borehole accuracy is improved in hole, is widely used in a variety of applications in the field of pcb board processing；It is existing to be used for pcb board The fixation device of drilling includes placement plate, and the top of placement plate is provided with locating slot；The existing fixed dress for pcb board drilling It sets in use, pcb board is placed in locating slot and is positioned；In the existing fixation device use for pcb board drilling It was found that the pcb board of particular size can only be fixed on the positioning, cause higher using limitation；And it can not be to drill bit It radiates with pcb board, influences the precision of drilling, cause practicability lower；Its inconvenience picks and places pcb board simultaneously, leads Cause working efficiency lower.

Utility model content

In order to solve the above technical problems, the utility model, which provides one kind, can be fixed different size of pcb board, drop Low its uses limitation；And it can radiate to drill bit and pcb board, improve the precision of drilling, improve practicability；Side simultaneously Just pcb board is picked and placed, improves the fixation device for pcb board drilling of working efficiency.

A kind of fixation device for pcb board drilling of the utility model, including workbench, reciprocating motor and lead screw, institute The top for stating workbench is provided with rectangular channel, and slide plate is provided in rectangular channel, and the bottom spaced set of rectangular channel has more Group roller, the multiple groups roller can be rotated and be installed in rectangular channel in front-rear direction, the bottom end of the slide plate and a part of institute The tip contact of roller is stated, and is provided with the threaded hole of left and right perforation on slide plate, the left side wall middle part of rectangular channel and right side wall Middle part is respectively arranged with left mounting groove and right mounting groove, and is fixedly installed with pearl of rolling left respectively in left mounting groove and right mounting groove Bearing and right ball bearing, the left end of workbench are provided with the through-hole communicated with left mounting groove, and the reciprocating motor is mounted on work Make the left end of platform, the right end of the lead screw is filled across threaded hole and is inserted into right ball bearing, lead screw from the left end spiral shell of slide plate Left end sequentially passed through from rectangular channel left ball bearing and through-hole and with the right side output end of reciprocating motor be sequentially connected, slide plate The left and right side on top is provided with locating slot, and the front end of two groups of locating slots is provided with opening, and in two groups of locating slots It is provided with positioning device, the positioning device includes left fixed plate, right fixed plate, left positioning plate, right positioning plate, rear positioning Left " C " the type elastic slice of plate, two groups of left-hand thread pipes, two groups of left-hand thread bars, two groups of right-hand thread pipes, multiple groups, right " C " the type elastic slice of multiple groups, two Group rear thread pipe and two groups of rear thread bars, the front-end and back-end of the locating slot left side wall are provided with the first placing groove, and The first ball bearing is mounted in two group of first placing groove, the left end of two groups of left-hand thread pipes is inserted into two group first respectively Inside ball bearing, the right end of two groups of threaded rods is connect with the front side of left fixed plate left end and rear side respectively, two groups of left spiral shells The left end of rasp bar is inserted into respectively and spiral shell is filled to inside the right end of two groups of left-hand thread pipes, the opening one of left " C " the type elastic slice of the multiple groups End is connect with the right end of left fixed plate, and sealing one end of a multiple groups left side " C " type elastic slice is connect with the left end of left positioning plate, is positioned The front side of slot right side wall and rear side are provided with the second placing groove, and are fixedly installed with the second rolling in two group of second placing groove The right end of pearl bearing, two groups of right-hand thread pipes is inserted into respectively inside two group of second ball bearing, two groups of right-hand thread bars Left end connect respectively with the front side of right fixed plate right end and rear side, the right end of two groups of right-hand thread bars be inserted into respectively and spiral shell be filled to two Inside the left end of group right-hand thread pipe, the open at one end of right " C " the type elastic slice of the multiple groups is connect with the left end of right fixed plate, multiple groups Sealing one end of right " C " type elastic slice is connect with the right end of right positioning plate, the right end of the left positioning plate and a left side for right positioning plate End is provided with supporting table, and the left end of the locating slot rear wall and right end are provided with third placing groove, and in two groups of thirds Third ball bearing is fixedly mounted in placing groove, the rear end of two groups of rear thread pipes is inserted into two groups of third ball axis respectively Inside is held, the front end of two groups of rear thread bars is connect with the left and right side of rear position plate rear end respectively, two groups of rear thread bars Rear end be inserted into respectively and spiral shell be filled to inside the front end of two groups of rear thread pipes；It further include four groups of locating rods, heat dissipation tank, four groups of supports Spring and cooling tube, the heat dissipation tank is internally provided with heat dissipation cavity, and is provided with coolant liquid, the bottom wall of heat dissipation tank in heat dissipation cavity For thermal grease layer, the bottom end of the cooling tube stretches in heat dissipation cavity from the top of heat dissipation tank and passes through thermal grease layer to dissipating The lower section of hot layer of silica gel, heat dissipation tank left front end, right front ends, left back end and right rear end are provided with upper limit plate, and on four groups Perforation is provided in the middle part of limit plate, the bottom end of four groups of locating rods is connect with the top of workbench, and fixed at four groups It is provided with lower limiting board on the outside of the bar of position, the top of four groups of locating rods is each passed through after four groups of support springs respectively from four groups The bottom end of limit plate is provided with limit on the top of four groups of locating rods across four groups of perforation to the top of four class upper limit position plates Block.

The utility model it is a kind of for pcb board drilling fixation device, the top of four groups of support springs respectively with The bottom end of four class upper limit position plates connects, and the bottom end of four groups of support springs is connect with the top of four lower class limit position plates respectively.

A kind of fixation device for pcb board drilling of the utility model, further includes door shaped stent, cylinder, mounting plate, brill Hole motor and four groups of pressing devices, the door shaped stent are mounted on the top of workbench, and the cylinder is mounted on door shaped stent Top, and the bottom output end of cylinder is provided with telescopic rod, the bottom end of the telescopic rod passes through door from the top of door shaped stent Type bracket to door shaped stent lower section and connect with the top of mounting plate, the bore motor is mounted on the bottom end of mounting plate, and The bottom output end of bore motor is provided with drill bit, the drill bit is located at the surface of cooling tube, four groups of pressing devices Top connect respectively with the front left side of mounting plate bottom end, forward right side, left rear side and right lateral side, the bottom end of four groups of pressing devices point Not Wei Yu heat dissipation tank left front end, right front ends, left back end and right rear end surface.

A kind of fixation device for pcb board drilling of the utility model, further includes two groups of gag lever posts, before the slide plate End and rear end are provided with the limit hole of left and right perforation, the left end of the two groups of gag lever posts front side with rectangular channel left side wall respectively Connected with rear side, the right ends of two groups of gag lever posts from the left end of slide plate be each passed through two groups of limit holes and respectively with rectangular channel right side wall Front side connected with rear side.

A kind of fixation device for pcb board drilling of the utility model, four groups of pressing devices include guide post, lead Set and holddown spring, the top of four groups of guide sleeves connect with the front left side of mounting plate bottom end, forward right side, left rear side and right lateral side respectively It connects, four groups of holddown springs are located in four groups of guide sleeves, and the top of the four groups of holddown springs left side with mounting plate bottom end respectively Front side, forward right side, left rear side are connected with right lateral side, and the top of four groups of guide posts is inserted into the bottom inner portion of four groups of guide sleeves respectively and divides It is not connect with the bottom end of four groups of holddown springs, the strip-shaped hole of vertical direction, four groups of guide posts is provided on the side wall of four groups of guide sleeves Outside top be provided with limited post, limited post described in every group be respectively positioned on one group described in strip-shaped hole.

A kind of fixation device for pcb board drilling of the utility model, the top of the heat dissipation tank are provided with multiple groups and dissipate Hot hole.

A kind of fixation device for pcb board drilling of the utility model, is provided at the top of the heat dissipation cavity permeable thin Film.

A kind of fixation device for pcb board drilling of the utility model, left " C " the type elastic slice of the multiple groups and multiple groups are right " C " type elastic slice is elastic stainless steel material.

Compared with prior art the utility model has the following beneficial effects: by rotating two groups of left-hand thread pipes manually to left fixation The position of plate is adjusted, and by rotating two groups of right-hand thread pipes manually, is adjusted to the position of right fixed plate, makes left positioning plate The distance between right positioning plate is slightly smaller than the length of pcb board, according to the position of the width of pcb board and drilling, by turning manually Two groups of rear thread pipes are moved, the position of rear position plate is adjusted, by the way that left positioning plate and right positioning are inserted into the rear end of pcb board Between plate, pcb board is fixed by the cooperation of left " C " the type elastic slice of multiple groups and right " C " the type elastic slice of multiple groups, it is right by left positioning plate The supporting table of end and right positioning plate left end is supported pcb board, is positioned by rear end of the rear position plate to pcb board, can Different size of pcb board to be fixed, reduces it and use limitation；The heat transfer generated in boring procedure gives heat dissipation silicon Glue-line and cooling tube, and by thermal grease layer and the heat transfer of cooling tube to the coolant liquid in heat dissipation cavity, can to drill bit and Pcb board carries out radiating and cooling, improves the precision of drilling, improves practicability；Only need to early period to left positioning plate, right positioning plate and after The position of positioning plate is adjusted, the later period can the pcb board to same batch carry out installation fixation, pcb board need to be only inserted into left fixed Between position plate and right positioning plate and make the rear end of pcb board and the preceding end in contact of rear position plate, it is convenient that pcb board is taken It puts, and drives lead screw to rotate in the forward direction or reversely rotate by reciprocating motor, two groups of locating slots on slide plate top can be handed over It drills for being moved to immediately below heat dissipation tank, improves working efficiency.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the overlooking structure diagram of utility model works platform；

Fig. 3 is the overlooking structure diagram of the utility model locating slot；

Fig. 4 is partial enlargement structural representation at the A of the utility model Fig. 1；

Fig. 5 is partial enlargement structural representation at the B of the utility model Fig. 1；

Fig. 6 is partial enlargement structural representation at the C of the utility model Fig. 1；

It is attached marked in the figure: 1, workbench；2, reciprocating motor；3, lead screw；4, rectangular channel；5, slide plate；6, roller；7, right ball Bearing；8, locating slot；9, left fixed plate；10, left positioning plate；11, rear position plate；12, left-hand thread pipe；13, left-hand thread bar；14, Left " C " type elastic slice；15, rear thread pipe；16, rear thread bar；17, the first ball bearing；18, the second ball bearing；19, third is rolled Pearl bearing；20, locating rod；21, heat dissipation tank；22, support spring；23, cooling tube；24, thermal grease layer；25, upper limit plate； 26, lower limiting board；27, limited block；28, door shaped stent；29, cylinder；30, mounting plate；31, bore motor；32, drill bit；33, it limits Position bar；34, guide post；35, guide sleeve；36, holddown spring；37, strip-shaped hole；38, limited post；39, heat release hole；40, water permeable membrane.

Specific embodiment

With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.

As shown in Figures 1 to 6, a kind of fixation device for pcb board drilling of the utility model, including it is workbench 1, past Compound machine 2 and lead screw 3, the top of workbench 1 is provided with rectangular channel 4, and slide plate 5 is provided in rectangular channel 4, rectangular channel 4 Bottom spaced set has multiple groups roller 6, and multiple groups roller 6 can be rotated and be installed in rectangular channel 4 in front-rear direction, slide plate 5 The tip contact of bottom end and a part of roller 6, and the threaded hole for controlling perforation, the left side wall of rectangular channel 4 are provided on slide plate 5 It is respectively arranged with left mounting groove and right mounting groove in the middle part of middle part and right side wall, and is fixed respectively in left mounting groove and right mounting groove Left ball bearing and right ball bearing 7 are installed, the left end of workbench 1 is provided with the through-hole communicated with left mounting groove, toward telegram in reply Machine 2 is mounted on the left end of workbench 1, and the right end of lead screw 3 fills across threaded hole from the left end spiral shell of slide plate 5 and is inserted into right ball axis It holds in 7, the left end of lead screw 3 sequentially passes through left ball bearing and through-hole and the right side output end with reciprocating motor 2 from rectangular channel 4 Transmission connection, the left and right side on 5 top of slide plate are provided with locating slot 8, and the front end of two groups of locating slots 8 is provided with opening, And positioning device is provided in two groups of locating slots 8, positioning device include left fixed plate 9, right fixed plate, left positioning plate 10, Left " C " the type bullet of right positioning plate, 11, two groups of rear position plate, 12, two groups of left-hand thread pipe left-hand thread bar, 13, two groups of right-hand thread pipes, multiple groups Right " C " the type elastic slice of piece 14, multiple groups, two groups of rear thread pipes 15 and two groups of rear thread bars 16, the front-end and back-end of 8 left side wall of locating slot It is provided with the first placing groove, and is mounted on the first ball bearing 17 in two group of first placing groove, two groups of left-hand thread pipes 12 Left end be inserted into inside two group of first ball bearing 17 respectively, the right end of two groups of threaded rods respectively with left 9 left end of fixed plate Front side is connected with rear side, and the left end of two groups of left-hand thread bars 13 is inserted into respectively and spiral shell is filled to inside the right end of two groups of left-hand thread pipes 12, The open at one end of a multiple groups left side " C " type elastic slice 14 is connect with the right end of left fixed plate 9, the sealing one of a multiple groups left side " C " type elastic slice 14 End is connect with the left end of left positioning plate 10, and the front side of 8 right side wall of locating slot and rear side are provided with the second placing groove, and two It is fixedly installed with the second ball bearing 18 in the second placing groove of group, the right end of two groups of right-hand thread pipes is inserted into two group second respectively Inside ball bearing 18, the left end of two groups of right-hand thread bars is connect with the front side of right fixed plate right end and rear side respectively, two groups of right spiral shells The right end of rasp bar is inserted into respectively and spiral shell is filled to inside the left end of two groups of right-hand thread pipes, and the open at one end of the multiple groups right side " C " type elastic slice is equal It is connect with the left end of right fixed plate, sealing one end of the multiple groups right side " C " type elastic slice is connect with the right end of right positioning plate, left positioning plate The left end of 10 right end and right positioning plate is provided with supporting table, and the left end of 8 rear wall of locating slot and right end are provided with third Placing groove, and third ball bearing 19 is fixedly mounted in two groups of third placing grooves, the rear end difference of two groups of rear thread pipes 15 Be inserted into inside two groups of third ball bearings 19, the front end of two groups of rear thread bars 16 respectively with the left side of 11 rear end of rear position plate and Right side connection, the rear end of two groups of rear thread bars 16 is inserted into respectively and spiral shell is filled to inside the front end of two groups of rear thread pipes 15；Further include Four groups of locating rods 20,21, four groups of support springs 22 of heat dissipation tank and cooling tube 23, heat dissipation tank 21 are internally provided with heat dissipation cavity, and Coolant liquid is provided in heat dissipation cavity, and the bottom wall of heat dissipation tank 21 is thermal grease layer 24, and the bottom end of cooling tube 23 is from heat dissipation tank 21 Top stretches in heat dissipation cavity and before thermal grease layer 24 to the lower section of thermal grease layer 24,21 left front end of heat dissipation tank, the right side End, left back end and right rear end are provided with upper limit plate 25, and are provided with perforation at the middle part of four class upper limit position plates 25, and four groups The bottom end of locating rod 20 is connect with the top of workbench 1, and is provided with lower limiting board 26 in the outside of four groups of locating rods 20, The top of four groups of locating rods 20, which is each passed through after four groups of support springs 22, passes through four groups from the bottom end of four class upper limit position plates 25 respectively It perforates to the top of four class upper limit position plates 25, and is provided with limited block 27 on the top of four groups of locating rods 20；By turning manually The position of left fixed plate is adjusted in dynamic two groups of left-hand thread pipes, by rotating two groups of right-hand thread pipes manually, to right fixed plate Position is adjusted, and so that the distance between left positioning plate and right positioning plate is slightly smaller than the length of pcb board, according to the width of pcb board The position of rear position plate is adjusted with the position of drilling by rotating two groups of rear thread pipes manually, by by pcb board Rear end is inserted between left positioning plate and right positioning plate, will by the cooperation of left " C " the type elastic slice of multiple groups and right " C " the type elastic slice of multiple groups Pcb board is fixed, and is supported by the supporting table of left positioning plate right end and right positioning plate left end to pcb board, is passed through rear positioning Plate positions the rear end of pcb board, different size of pcb board can be fixed, and reduces it and uses limitation；It drilled The heat transfer generated in journey gives heat dissipation to thermal grease layer and cooling tube, and by thermal grease layer and the heat transfer of cooling tube Intracavitary coolant liquid can carry out radiating and cooling to drill bit and pcb board, improve the precision of drilling, improve practicability；It only need to be preceding Phase adjusts the position of left positioning plate, right positioning plate and rear position plate, and the later period can install the pcb board of same batch It is fixed, only pcb board need to be inserted between left positioning plate and right positioning plate and make the rear end of pcb board and the preceding end in contact of rear position plate , convenience picks and places pcb board, and drives lead screw to rotate in the forward direction or reversely rotate by reciprocating motor, can incite somebody to action Two groups of locating slots on slide plate top are alternately moved to immediately below heat dissipation tank and drill, and improve working efficiency.

A kind of fixation device for pcb board drilling of the utility model, the top of four groups of support springs 22 is respectively with four The bottom end of class upper limit position plate 25 connects, and the bottom end of four groups of support springs 22 is connect with the top of four lower class limit position plates 26 respectively；It is logical It crosses four groups of support springs to be supported, there are spaces on the top of the bottom end of the heat dissipation tank made and pcb board, and the left and right of slide plate is facilitated to move It is dynamic, by compressing four groups of support springs when drilling, so that the top of thermal grease layer and pcb board is adjacent to, improve on pcb board The assimilation effect of heat improves practicability.

A kind of fixation device for pcb board drilling of the utility model further includes door shaped stent 28, cylinder 29, installation Plate 30, bore motor 31 and four groups of pressing devices, door shaped stent 28 are mounted on the top of workbench 1, and cylinder 29 is mounted on gate The top of bracket 28, and the bottom output end of cylinder 29 is provided with telescopic rod, the bottom end of telescopic rod is from the top of door shaped stent 28 End is connect across door shaped stent 28 to the lower section of door shaped stent 28 and with the top of mounting plate 30, and bore motor 31 is mounted on installation The bottom end of plate 30, and the bottom output end of bore motor 31 is provided with drill bit 32, drill bit 32 is located at the surface of cooling tube 23, The top of four groups of pressing devices is connect with front left side, forward right side, left rear side and the right lateral side of 30 bottom end of mounting plate respectively, four groups of pressures The bottom end of tight device be located at 21 left front end of heat dissipation tank, right front ends, left back end and right rear end surface；Cylinder driving is flexible Bar moves down, and telescopic rod drives mounting plate and bore motor to move down, and four groups of compression sets of mounting plate bottom end are to scattered Hot tank carry out push be adjacent to the bottom end of heat dissipation tank and the top of pcb board, drill bit continue decline and pass through cooling tube to pcb board into Row bore operation.

A kind of fixation device for pcb board drilling of the utility model, further includes two groups of gag lever posts 33, before slide plate 5 End and rear end are provided with the limit hole of left and right perforation, the left end of two groups of gag lever posts 33 front side with 4 left side wall of rectangular channel respectively It is connected with rear side, the left end of right end from the slide plate 5 of two groups of gag lever posts 33 is each passed through two groups of limit holes and right with rectangular channel 4 respectively The front side of side wall is connected with rear side；Stability when slide plate transverse shifting is improved by two groups of gag lever posts.

A kind of fixation device for pcb board drilling of the utility model, four groups of pressing devices include guide post 34, guide sleeve 35 and holddown spring 36, the top of four groups of guide sleeves 35 is respectively and behind the front left side of 30 bottom end of mounting plate, forward right side, left rear side and the right side Side connection, four groups of holddown springs 36 are located in four groups of guide sleeves 35, and the top of four groups of holddown springs 36 respectively with installation Front left side, forward right side, the left rear side of 30 bottom end of plate are connected with right lateral side, and the top of four groups of guide posts 34 is inserted into four groups of guide sleeves respectively 35 bottom inner portion is simultaneously connect with the bottom end of four groups of holddown springs 36 respectively, and vertical side is provided on the side wall of four groups of guide sleeves 35 To strip-shaped hole 37, the outside top of four groups of guide posts 34 is provided with limited post 38, and every group of limited post 38 is respectively positioned on one group of bar shaped In hole 37；The bottom end of four groups of guide posts with the tip contact of heat dissipation tank, and heat dissipation tank is pushed first, until heat dissipation tank bottom dissipates The top of hot layer of silica gel and pcb board is adjacent to, and drill bit continues to drill to pcb board downwards and across cooling tube, improves practicability.

A kind of fixation device for pcb board drilling of the utility model, the top of heat dissipation tank 21 are provided with multiple groups heat dissipation Hole 39；The temperature of coolant liquid can be dispersed by heat release hole as soon as possible, guarantee heat dissipation effect.

A kind of fixation device for pcb board drilling of the utility model, is provided with water permeable membrane 40 at the top of heat dissipation cavity； Coolant liquid is splashed out from heat release hole when preventing heat dissipation tank from moving up and down by water permeable membrane.

A kind of fixation device for pcb board drilling of the utility model, a multiple groups left side " C " type elastic slice 14 and multiple groups are right " C " Type elastic slice is elastic stainless steel material.

A kind of fixation device for pcb board drilling of the utility model, at work, complete above-mentioned movement it Before, it is moved into the position of user's needs first, the position of left fixed plate is carried out by rotating two groups of left-hand thread pipes manually Adjust, by rotating two groups of right-hand thread pipes manually, the position of right fixed plate be adjusted, make left positioning plate and right positioning plate it Between distance be slightly smaller than the length of pcb board, according to the position of the width of pcb board and drilling, by rotating two groups of rear threads manually Pipe, is adjusted the position of rear position plate, by the way that the rear end of pcb board to be inserted between left positioning plate and right positioning plate, passes through Pcb board is fixed in the cooperation of a multiple groups left side " C " type elastic slice and right " C " the type elastic slice of multiple groups, passes through left positioning plate right end and right positioning The supporting table of plate left end is supported pcb board, is positioned by rear end of the rear position plate to pcb board, can be to different big Small pcb board is fixed, and reduces it and uses limitation；The heat transfer generated in boring procedure is to thermal grease layer and cooling Pipe, and thermal grease layer and the heat transfer of cooling tube can carry out drill bit and pcb board scattered to the coolant liquid in heat dissipation cavity Heat drop temperature improves the precision of drilling, improves practicability；It only need to be in early period to the position of left positioning plate, right positioning plate and rear position plate Set and adjust, the later period can the pcb board to same batch carry out installation fixation, only pcb board need to be inserted into left positioning plate and the right side is determined Between the plate of position and make the rear end of pcb board and the preceding end in contact of rear position plate, it is convenient that pcb board is picked and placed, and pass through Reciprocating motor drives lead screw to rotate in the forward direction or reversely rotate, and two groups of locating slots on slide plate top can be alternately moved to heat dissipation It drills immediately below case, improves working efficiency, cross four groups of support springs and be supported, the bottom end of the heat dissipation tank made and PCB The top of plate facilitates moving left and right for slide plate there are space, by compressing four groups of support springs when drilling, so that thermal grease The top of layer and pcb board is adjacent to, and improves the assimilation effect to heat on pcb board, and cylinder driving telescopic rod moves down, telescopic rod Mounting plate and bore motor is driven to move down, four groups of compression sets of mounting plate bottom end, which push to heat dissipation tank, to be made to radiate The bottom end of case and the top of pcb board are adjacent to, and drill bit continues to decline and pass through cooling tube to pcb board progress bore operation, by dissipating Hot hole can disperse the temperature of coolant liquid as soon as possible, guarantee heat dissipation effect, prevent heat dissipation tank from moving up and down by water permeable membrane When coolant liquid from heat release hole splash out.

The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art For art personnel, without deviating from the technical principle of the utility model, several improvements and modifications can also be made, these change It also should be regarded as the protection scope of the utility model into modification.

Claims (8)

1. a kind of fixation device for pcb board drilling, which is characterized in that including workbench (1), reciprocating motor (2) and lead screw (3), the top of the workbench (1) is provided with rectangular channel (4), and is provided with slide plate (5) in rectangular channel (4), rectangular channel (4) Bottom spaced set have multiple groups roller (6), the multiple groups roller (6) can be rotated and be installed on rectangular channel in front-rear direction (4) in, the tip contact of the bottom end of the slide plate (5) and a part of roller (6), and left and right is provided on slide plate (5) The threaded hole of perforation, the left side wall middle part and right side wall middle part of rectangular channel (4) are respectively arranged with left mounting groove and right mounting groove, and It is fixedly installed with left ball bearing and right ball bearing (7), the left end of workbench (1) respectively in left mounting groove and right mounting groove It is provided with the through-hole communicated with left mounting groove, the reciprocating motor (2) is mounted on the left end of workbench (1), the lead screw (3) Right end across threaded hole and is inserted into right ball bearing (7) from the left end spiral shell of slide plate (5) dress, and the left end of lead screw (3) is from rectangle Left ball bearing and through-hole are sequentially passed through in slot (4) and are sequentially connected with the right side output end of reciprocating motor (2), slide plate (5) top The left and right side at end is provided with locating slot (8), and the front end of two groups of locating slots (8) is provided with opening, and in two groups of positioning Positioning device is provided in slot (8), the positioning device includes left fixed plate (9), right fixed plate, left positioning plate (10), the right side Positioning plate, rear position plate (11), two groups of left-hand thread pipes (12), two groups of left-hand thread bars (13), two groups of right-hand thread pipes, multiple groups are left " C " Right " C " the type elastic slice of type elastic slice (14), multiple groups, two groups of rear thread pipes (15) and two groups of rear thread bars (16), the locating slot (8) are left The front-end and back-end of side wall are provided with the first placing groove, and are mounted on the first ball bearing in two group of first placing groove (17), the left end of two groups of left-hand thread pipes (12) is inserted into two group of first ball bearing (17) inside, two groups of spiral shells respectively The right end of rasp bar is connect with the front side of left fixed plate (9) left end and rear side respectively, and the left end of two groups of left-hand thread bars (13) is inserted respectively Enter and spiral shell be filled to inside the right end of two groups of left-hand thread pipes (12), the open at one end of left " C " the type elastic slice (14) of the multiple groups with a left side The right end of fixed plate (9) connects, and sealing one end of a multiple groups left side " C " type elastic slice (14) is connect with the left end of left positioning plate (10), The front side of locating slot (8) right side wall and rear side are provided with the second placing groove, and are fixedly mounted in two group of second placing groove Having the second ball bearing (18), the right end of two groups of right-hand thread pipes is inserted into two group of second ball bearing (18) inside respectively, The left end of two groups of right-hand thread bars is connect with the front side of right fixed plate right end and rear side respectively, the right end point of two groups of right-hand thread bars Not Cha Ru and spiral shell be filled to inside the left end of two groups of right-hand thread pipes, the open at one end of right " C " the type elastic slice of the multiple groups with right fixation The left end of plate connects, and sealing one end of the multiple groups right side " C " type elastic slice is connect with the right end of right positioning plate, the left positioning plate (10) Right end and the left end of right positioning plate be provided with supporting table, the left end of locating slot (8) rear wall and right end are provided with Third placing groove, and third ball bearing (19) are fixedly mounted in two groups of third placing grooves, two groups of rear thread pipes (15) it is internal that rear end is inserted into two groups of third ball bearings (19) respectively, the front end of two groups of rear thread bars (16) respectively with The left and right side of rear position plate (11) rear end connects, and the rear end of two groups of rear thread bars (16) be inserted into respectively after simultaneously spiral shell is filled to two groups Inside the front end of screwed pipe (15)；It further include four groups of locating rods (20), heat dissipation tank (21), four groups of support springs (22) and cooling tube (23), the heat dissipation tank (21) is internally provided with heat dissipation cavity, and is provided with coolant liquid, the bottom wall of heat dissipation tank (21) in heat dissipation cavity For thermal grease layer (24), the top of bottom end from the heat dissipation tank (21) of the cooling tube (23), which stretches in heat dissipation cavity and passes through, to be dissipated To the lower section of thermal grease layer (24), heat dissipation tank (21) left front end, right front ends, left back end and right rear end are all provided with hot layer of silica gel (24) It is equipped with upper limit plate (25), and is provided with perforation in the middle part of four class upper limit position plates (25), four groups of locating rods (20) Bottom end is connect with the top of workbench (1), and is provided with lower limiting board (26) on the outside of four groups of locating rods (20), four groups The top of locating rod (20), which is each passed through after four groups of support springs (22), passes through four from the bottom end of four class upper limit position plates (25) respectively Group is perforated to the top of four class upper limit position plates (25), and is provided with limited block (27) on the top of four groups of locating rods (20).

2. a kind of fixation device for pcb board drilling as described in claim 1, which is characterized in that four groups of support bullets The top of spring (22) is connect with the bottom end of four class upper limit position plates (25) respectively, the bottom end of four groups of support springs (22) respectively with four groups The top of lower limiting board (26) connects.

3. a kind of fixation device for pcb board drilling as claimed in claim 2, which is characterized in that further include door shaped stent (28), cylinder (29), mounting plate (30), bore motor (31) and four groups of pressing devices, the door shaped stent (28) are mounted on work Make the top of platform (1), the cylinder (29) is mounted on the top of door shaped stent (28), and sets in the bottom output end of cylinder (29) It is equipped with telescopic rod, the bottom end of the telescopic rod passes through door shaped stent (28) to door shaped stent (28) from the top of door shaped stent (28) Lower section and connect with the top of mounting plate (30), the bore motor (31) is mounted on the bottom end of mounting plate (30), and is boring The bottom output end of hole motor (31) is provided with drill bit (32), and the drill bit (32) is located at the surface of cooling tube (23), described The top of four groups of pressing devices is connect with the front left side, forward right side, left rear side and right lateral side of mounting plate (30) bottom end respectively, and four groups The bottom end of pressing device be located at heat dissipation tank (21) left front end, right front ends, left back end and right rear end surface.

4. a kind of fixation device for pcb board drilling as claimed in claim 3, which is characterized in that further include two groups of limits Bar (33), the front-end and back-end of the slide plate (5) are provided with the limit hole of left and right perforation, a left side for two groups of gag lever posts (33) End is connect with the front side of rectangular channel (4) left side wall and rear side respectively, and the right end of two groups of gag lever posts (33) divides from the left end of slide plate (5) It two groups of limit holes and Chuan Guo not be connect respectively with the front side of rectangular channel (4) right side wall and rear side.

5. a kind of fixation device for pcb board drilling as claimed in claim 4, which is characterized in that four groups of compressions dress Setting includes guide post (34), guide sleeve (35) and holddown spring (36), the top of four groups of guide sleeves (35) respectively with mounting plate (30) bottom Front left side, forward right side, the left rear side at end are connected with right lateral side, and four groups of holddown springs (36) are located in four groups of guide sleeves (35), And the top of four groups of holddown springs (36) front left side, forward right side, left rear side and the right lateral side with mounting plate (30) bottom end respectively Connection, the top of four groups of guide posts (34) be inserted into respectively the bottom inner portion of four groups of guide sleeves (35) and respectively with four groups of holddown springs (36) bottom end connects, and the strip-shaped hole (37) of vertical direction, four groups of guide posts (34) are provided on the side wall of four groups of guide sleeves (35) Outside top be provided with limited post (38), limited post described in every group (38) be respectively positioned on one group described in strip-shaped hole (37).

6. a kind of fixation device for pcb board drilling as claimed in claim 5, which is characterized in that the heat dissipation tank (21) Top be provided with multiple groups heat release hole (39).

7. a kind of fixation device for pcb board drilling as claimed in claim 6, which is characterized in that the top of the heat dissipation cavity Portion is provided with water permeable membrane (40).

8. a kind of fixation device for pcb board drilling as claimed in claim 7, which is characterized in that left " C " type of the multiple groups Elastic slice (14) and right " C " the type elastic slice of multiple groups are elastic stainless steel material.