CN205309395U - Drilling template that can be portable - Google Patents

Abstract

The utility model relates to a drilling positioning mechanism. A drilling template that can be portable, which comprises a substrate, the base plate is equipped with the guiding hole, handle rod and two at least connecting holes, the connecting hole is rectangular shape, handle rod is equipped with the sleeve pipe, be equipped with elasticity adjusting mechanism between handle rod and the sleeve pipe, elasticity adjusting mechanism includes the parent tube, centre gripping layer and pretightning force regulation structure, the centre gripping layer comprises a plurality of frictions strip, the friction strip is equipped with a plurality of slide bars of wearing to locate the parent tube, the inner of slide bar is equipped with driving slide rod and moves and then drive the third spring that the friction strip is in the same place with the sleeve pipe butt outward, the sleeve pipe is stainless steel construction. The utility model provides a can conveniently carry out the drilling template that can be portable that the hand was carried and was fixed, solve current drilling template hand and carried inconvenient with fixed inconvenient problem.

Description

Bore template that can be portable

Technical field

This utility model relate to boring detent mechanism, particularly relate to can be portable bore template.

Background technology

In the course of processing of engineering goods, it is often necessary to boring, as ring flange is holed. In order to ensure to turn on the accuracy of hole when position, design bore template is now needed to carry out auxiliary bore hole. The basic element of character of bore template is substrate, and substrate is provided with pilot hole, and makes pilot hole with the position alignment needing boring of parts on the parts needing boring substrate horizontal, then make drill bit carry out holing through pilot hole during use. Inconvenience when existing bore template has the disadvantage that fixing; When the end face of the end face (such as ring flange) of tubular part is holed, if the poor flatness in the face of boring, it is easily caused hole drill oblique; Hands can not be conveniently carried out during installation carry; Need additional cooling body that drill bit is cooled down.

Utility model content

This utility model provide a kind of can be conveniently carried out hands carry and fix can be portable bore template, solve existing drilling die wrench and carry inconvenience and the problem of fixing inconvenience.

More than technical problem is that and solved by following technical proposal: a kind of can be portable bore template, including substrate, described substrate is provided with pilot hole, described substrate is additionally provided with handle bar and at least two connecting hole, described connecting hole is strip, the outer resilient sleeve of described handle bar is provided with sleeve pipe, the elastic adjusting mechanism of the elastic force being provided with between adjusting sleeve pipe and handle bar between described handle bar and sleeve pipe, described elastic adjusting mechanism includes being set in that handle bar is outer and the base tube that is located in sleeve pipe and be looped around the holding sheet outside described base tube, described holding sheet is constituted along the circumferentially distributed fricting strip of base tube by some pieces, described fricting strip is provided with some slide bars radially extended along base tube, described sliding bar is arranged in described base tube, the inner of described slide bar is provided with shift-in outside driving slide bar and drives fricting strip to be connected to the 3rd spring together with sleeve pipe, described elastic adjusting mechanism is additionally provided with the pretightning force adjustment structure of the pretightning force regulating described 3rd spring, described sleeve pipe is stainless steel structure. during use, substrate is fixed with the parts being perforated through connecting hole by bolt, if having, on the parts being perforated (hereinafter referred to as workpiece), the screwed hole that can use, bolt is connected to this screwed hole, then add the grip block with screwed hole without screwed hole, then pass through grip block and coordinate substrate clamping to live workpiece and be fixed.Connecting hole is strip, and versatility is good. When clutching this utility model, having been carried by this utility model by gripping handle bar, it is convenient therefore to move during this utility model; Handle bar in the technical program has elasticity, thus comfortableness when improving use, the elastic effect in the technical program can also change, to adapt to different needs. The elastic concrete adjustment process of handle bar is, the 3rd spring moving radially along base tube is driven by pretightning force adjustment structure, so that fricting strip changes with the normal pressure of sleeve pipe, thus realizing the change of pretightning force so that the size change of the power that sleeve pipe rocks relative to handle bar reaches different elastic effects.

As preferably, described substrate is provided with locating dowel, and the axis of described locating dowel is parallel with the axis of described pilot hole. By positioning by locating dowel grafting and in being fixed on the endoporus of workpiece during use, now substrate need not be abutted completely with the end face of workpiece, even if the end face out-of-flatness making workpiece especially tilts, punched hole be also concentricity hole parallel namely do not produce deflection.

As preferably, described locating dowel is arranged with inflated type fixed cover. During use, after in the centre bore of workpiece when locating dowel wears inflated type fixed cover is heaved to the inflation of inflated type fixed cover and is connected on the side face of workpiece center hole and realizes fixing again; Then the gas in inflated type fixed cover is amplified when taking out this utility model. Locating dowel can either be made easily to load and take out from workpiece center hole, can be securely fixed again. Simultaneously to the centre bore adapting to different pore size, versatility is good.

As preferably, described locating dowel is tubular structure. When locating dowel is alignd with workpiece center hole conveniently.

As preferably, described pilot hole is provided with drill bit cooling body. When brick is holed through pilot hole, coolant is released for the drill bit cooling body in pilot hole drill bit is cooled down.

As preferably, described drill bit cooling body includes gear, crushing block, the rotating disk driving pinion rotation and the installation cavity being arranged in substrate, described gear, crushing block and rotating disk are all located in described installation cavity, described installation cavity is provided with the sprue connected with described pilot hole, described rotating disk extends in described pilot hole, it is provided with coolant in described gear and adds to mechanism, described coolant adds to mechanism and includes liquid outlet, gas supplementing opening, sealing-plug, sealing-plug is driven to seal up the Packing spring of liquid outlet, cylinder body and slipper seal are connected to the piston of cylinder body, described cylinder body is divided into air chamber and fluid reservoir by described piston, described piston is provided with the check valve that air chamber is opened, described piston is linked together with described sealing-plug by connecting rod, described liquid outlet is connected with described fluid reservoir by branch flow passage, described gas supplementing opening is connected with described air chamber by air flue, described liquid outlet is arranged at the tooth top of described gear, described crushing block is used for pressing described sealing-plug and making sealing-plug open. when pilot hole inserting drill bit and drill bit rotates, rotating disk is produced frictional force and rotating disk is rotated by drill bit, rotating disk drives pinion rotation, when pinion rotation to the tooth being provided with liquid outlet is connected to together with crushing block, crushing block drives in sealing-plug indentation gear, drive piston to move towards fluid reservoir and drive the coolant in fluid reservoir to flow to liquid outlet through branch flow passage and flow in installation cavity also by connecting rod while making Packing spring energy storage when sealing strip inside contracts, subsequently in sprue stream to pilot hole thus realizing the cooling to drill bit, when sealing-plug staggers with crushing block, effect lower seal plug at Packing spring reseals liquid outlet, the proceduredriven piston that sealing-plug moves moves towards air chamber, now owing to the pressure in the part outflow of the oil in fluid reservoir, event fluid reservoir is less than the pressure of air chamber, check valve is opened and is made air add in fluid reservoir and reclaim in fluid reservoir by adding coolant unnecessary in fluid reservoir so that during piston press fluid reservoir, coolant can reliably flow out next time. achieve the synchronization to drill bit automatically to cool down.

As preferably, each tooth of described gear is designed with described coolant and adds to mechanism.Reliability during cooling can be improved.

As preferably, described rotating disk reaches in described pilot hole through described sprue. Structural compactness is good, and convenience during making is good.

As preferably, described drill bit cooling body also includes the rotating shaft being rotationally connected with in described installation cavity, and described gear and rotating disk are all fixed in described rotating shaft.

As preferably, the side face of described rotating disk is provided with increasing resistance layer. Can rotary drill bit with the frictional force between rotating disk, it is prevented that produce to skid and cause the phenomenon that coolant can not flow out. Good reliability.

As preferably, described pretightning force adjustment structure includes the conical head of two tubular structures being supported on outside handle bar by base tube, conical head is driven to move axially and can make conical head to stop at the driving structure of setting position and some push rods, said two conical head is in the two ends being slidably connected at described base tube in the way of miner diameter end is arranged oppositely, the two ends of described push rod are shelved on the conical surface of said two conical head, the all of described slide bar of same fricting strip passes through described spring supporting on same described push rod, the described slide bar of each piece of fricting strip is respectively supported by a described push rod. during adjustment, realize push rod by the position of axially varying conical head and move radially thus realizing the push rod change along base tube radial position along base tube, thus realizing the change of the 3rd initial tension of spring. convenience during adjustment is good.

As preferably, described driving structure includes the jacking block in two two ends being threaded in described base tube, and said two conical head is between said two jacking block. Driving conical head to realize regulating by rotating jacking block, regulate and put in place, be automatically positioned, convenience during use is better.

Convenience when this utility model has an advantage that fixing, time mobile, comfortableness when convenience and movement is good.

Accompanying drawing explanation

Fig. 1 is the perspective view of this utility model embodiment one.

Fig. 2 is the cross sectional representation of the handle bar in Fig. 1.

Fig. 3 is the axial cross-sectional schematic of the handle bar in Fig. 1.

Fig. 4 is the axial cross-sectional schematic of this utility model embodiment two.

Fig. 5 is the close-up schematic view at the B place of Fig. 4.

Fig. 6 is the C C cross-sectional schematic of the gear in Fig. 5 and crushing block.

Fig. 7 is the close-up schematic view at the A place of Fig. 4.

In figure: substrate 1, pilot hole 11, connecting hole 12, centre bore 13, locating dowel 2, inflated type fixed cover 3, drill bit cooling body 4, gear 41, tooth top 411, crushing block 42, rotating disk 43, installation cavity 44, rotating shaft 45, sprue 46, handle bar 5, sleeve pipe 51, elastic adjusting mechanism 6, base tube 61, holding sheet 62, fricting strip 621, slide bar 622, 3rd spring 623, pretightning force adjustment structure 63, conical head 631, push rod 632, drive structure 633, jacking block 6331, coolant adds to mechanism 8, liquid outlet 81, gas supplementing opening 82, sealing-plug 83, Packing spring 84, cylinder body 85, air chamber 851, fluid reservoir 852, piston 86, check valve 861, connecting rod 862, branch flow passage 87, air flue 88.

Detailed description of the invention

Below in conjunction with accompanying drawing and embodiment, this utility model is further described.

Embodiment one, referring to Fig. 1, a kind of can be portable bore template, including substrate 1. Substrate 1 is provided with pilot hole 11, connecting hole 12 and centre bore 13. Substrate 1 is square. Pilot hole 11 has 4. 4 pilot holes 11 are distributed in four angles of substrate 1. Pilot hole 11 is uniformly distributed along centre bore 13 circumference.Connecting hole 12 has four. Connecting hole 12 is strip. The straight line at 4 connecting hole 12 places four edges with substrate 1 correspondingly is parallel. Centre bore 13 is circular.

Substrate 1 is additionally provided with handle bar 5. The outer resilient sleeve of handle bar 5 is provided with sleeve pipe 51. Sleeve pipe 51 is stainless steel structure.

Referring to Fig. 2, between handle bar 5 and sleeve pipe 51, it is provided with elastic adjusting mechanism 6. Elastic adjusting mechanism 6 includes base tube 61, holding sheet 62 and pretightning force adjustment structure 63. Base tube 61 is set in outside handle bar 5. Base tube 61 is located in sleeve pipe 51. Holding sheet 62 is made up of some pieces of fricting strips 621. Fricting strip 621 is circumferentially distributed along base tube 61. Fricting strip 621 is provided with some slide bars 622 radially extending axial distribution along base tube. Slide bar 622 slides and is arranged in base tube 61. The inner of slide bar 622 is provided with the 3rd spring 623. 3rd spring 623 drives fricting strip to be connected to together with sleeve pipe 51 by slide bar. The pretightning force adjustment structure 63 of outer shifting includes two conical heads 631 and some push rods 632. Conical head 631 is tubular structure. Conical head 631 is set on handle bar 5 and is located in base tube 61 and linked together with handle bar 5 by base tube 61. Conical head 631 is only slidably connected in base tube 61. Circumferentially distributed axially extending along base tube 61 of push rod 632. The all of slide bar 622 of same fricting strip 621 is supported on same push rod 632 by the 3rd spring 623, and the slide bar of each piece of fricting strip is respectively supported by a push rod.

Referring to Fig. 3, two conical heads 631 are in the two ends being slidably connected at base tube 61 in the way of miner diameter end is arranged oppositely. The two ends of push rod 632 are shelved on the conical surface of two conical heads 631. Pretightning force adjustment structure 63 also includes driving structure 633. Structure 633 is driven to include the jacking block 6331 in two two ends being threaded in base tube 61. Jacking block 6331 is set on handle bar 5. Two conical heads 631 are between two jacking blocks 6331.

Referring to Fig. 1, when assembling process needs to adjust basic position, it is held on sleeve pipe 51 by hands and carries out moving substrate 1.

Referring to Fig. 2 and Fig. 3, the process of the elastic effect adjusting sleeve pipe is: drive conical head 631 axially moving along base tube 61 by rotating jacking block 6331, conical head 631 drives push rod 632 moving radially along base tube 61, and push rod 632 extrudes the 3rd spring 623 and changes pretightning force.

During use, it is connected to by bolt traverse connecting hole 12 rear thread and the fabrication hole on workpiece is fixed. Then time, workpiece is holed by drill bit through pilot hole 11.

Embodiment two, with the difference of embodiment one be:

Referring to Fig. 4, substrate 1 is provided with locating dowel 2. Locating dowel 2 is structure as a whole with substrate 1. Locating dowel 2 is alignd for tubular structure and concentricity hole 13. The axis of locating dowel 2 is parallel with the axis of pilot hole 11. Locating dowel 2 is arranged with inflated type fixed cover 3. Each pilot hole 11 is correspondingly arranged on a drill bit cooling body 4.

Referring to Fig. 5, drill bit cooling body 4 includes gear 41, crushing block 42, rotating disk 43 and installation cavity 44 and rotating shaft 45. Installation cavity 44 is positioned at substrate 1. Installation cavity 44 is provided with the sprue 46 of same pilot hole 11 connection. Gear 41, crushing block 42, rotating disk 43 and rotating shaft 45 are all located in installation cavity 44. Rotating shaft 45 is rotationally connected with installation cavity 44. Gear 41 and rotating disk 43 are fixed in rotating shaft 45. Crushing block 42 is fixed in installation cavity 44. Rotating disk 43 extends in pilot hole 11 through sprue 46. The side face of rotating disk 43 is provided with increasing resistance layer, and increasing resistance layer is the annular knurl being arranged on rotating disk side face.

Referring to Fig. 6, it is provided with coolant in gear 41 and adds to mechanism 8. The number that coolant adds to mechanism 8 is equal with the number of teeth of gear 41.

Referring to Fig. 7, coolant adds to mechanism 8 and includes liquid outlet 81, gas supplementing opening 82, sealing-plug 83, Packing spring 84, cylinder body 85 and piston 86. Same coolant adds to the liquid outlet 81 of mechanism and gas supplementing opening 82 be arranged at gear 41 same tooth tooth top 411 on, the tooth top of same tooth one coolant is only set and adds to liquid outlet and the gas supplementing opening of mechanism, namely in the present embodiment, coolant adds to the tooth of mechanism and gear 41 and arranges correspondingly. Sealing-plug 83 and Packing spring 84 are arranged in liquid outlet 81, and the effect lower seal plug 83 at Packing spring 84 stretches out tooth top 581 and seals up liquid outlet. Cylinder body 85, to be formed in the way of integrative-structure in gear 41, is the chamber in gear 41. Piston 86 slipper seal is connected to cylinder body 85. Cylinder body 85 is divided into air chamber 851 and fluid reservoir 852 by piston 86. Piston 86 is provided with the check valve 861 that air chamber 851 is opened. Piston 86 is linked together with sealing-plug 83 by connecting rod 862. Connecting rod 862 links together with slipper seal between gear 41 so that liquid outlet 81 disconnects with air chamber 851. Liquid outlet 81 is connected with fluid reservoir 852 by branch flow passage 87. Gas supplementing opening 82 is connected with air chamber 851 by air flue 88. Branch flow passage 87 and air flue 88 are all to be formed in the way of integrative-structure in gear 41, are the hole in gear 41.

Cooling procedure when this utility model uses is:

Referring to Fig. 4, Fig. 5, Fig. 6 and Fig. 7, drill bit is when workpiece is holed by pilot hole 11, drill bit contacts with rotating disk 43, rotated by frictional force drives rotating disk 43 when drill bit rotates, rotating disk 43 drive shaft 45 rotates, and rotating shaft 45 drives gear 41 to rotate, and gear 41 turns to the sealing-plug 83 that coolant adds in mechanism 8 when aliging with crushing block 42, crushing block 42 crush seal plug 83 is to gear 41 contract, and sealing-plug 83 shrinks and liquid outlet 81 opened and makes Packing spring 84 energy storage.

Piston 86 is driven to move towards fluid reservoir 852 also by connecting rod 862 when sealing-plug 83 shrinks, pressure in fluid reservoir 852 rises and check valve 861 is closed and coolant in fluid reservoir 852 flows to liquid outlet 81 through branch flow passage 87 and flows out to installation cavity 44 from liquid outlet 81, and the coolant in installation cavity 44 flows to pilot hole 11 then through sprue 46 and realizes the cooling to drill bit.

When crushing block 42 loses the squeezing action to sealing-plug 83, outer shifting of effect lower seal plug 83 of Packing spring 84, liquid outlet 81 is sealed up, piston 86 is driven to move towards air chamber 851 by connecting rod 862 when sealing-plug 83 stretches out, pressure in fluid reservoir 852 declines and pressure in air chamber 851 rises, check valve 861 is opened, coolant unnecessary in air and fluid reservoir 56 is through gas supplementing opening 82, air flue 88 and check valve 861 and flow to fluid reservoir 852, make the air pressure that the pressure in fluid reservoir 852 is able to maintain that in same gear exterior equal, so that coolant can be squeezed out when moving towards fluid reservoir 852 by piston 86 next time.

Claims (10)

1. one kind can be portable bore template, including substrate, described substrate is provided with pilot hole, it is characterized in that, described substrate is additionally provided with handle bar and at least two connecting hole, described connecting hole is strip, the outer resilient sleeve of described handle bar is provided with sleeve pipe, the elastic adjusting mechanism of the elastic force being provided with between adjusting sleeve pipe and handle bar between described handle bar and sleeve pipe, described elastic adjusting mechanism includes being set in that handle bar is outer and the base tube that is located in sleeve pipe and be looped around the holding sheet outside described base tube, described holding sheet is constituted along the circumferentially distributed fricting strip of base tube by some pieces, described fricting strip is provided with some slide bars radially extended along base tube, described sliding bar is arranged in described base tube, the inner of described slide bar is provided with shift-in outside driving slide bar and drives fricting strip to be connected to the 3rd spring together with sleeve pipe, described elastic adjusting mechanism is additionally provided with the pretightning force adjustment structure of the pretightning force regulating described 3rd spring, described sleeve pipe is stainless steel structure.

2. according to claim 1 can be portable bore template, it is characterised in that described substrate is provided with locating dowel, and the axis of described locating dowel is parallel with the axis of described pilot hole.

3. according to claim 2 can be portable bore template, it is characterised in that described locating dowel is arranged with inflated type fixed cover.

4. according to Claims 2 or 3 can be portable bore template, it is characterised in that described locating dowel is tubular structure.

5. according to claim 1 or 2 or 3 can be portable bore template, it is characterised in that described pilot hole is provided with drill bit cooling body.

6. according to claim 5 can be portable bore template, it is characterized in that, described drill bit cooling body includes gear, crushing block, the rotating disk driving pinion rotation and the installation cavity being arranged in substrate, described gear, crushing block and rotating disk are all located in described installation cavity, described installation cavity is provided with the sprue connected with described pilot hole, described rotating disk extends in described pilot hole, it is provided with coolant in described gear and adds to mechanism, described coolant adds to mechanism and includes liquid outlet, gas supplementing opening, sealing-plug, sealing-plug is driven to seal up the Packing spring of liquid outlet, cylinder body and slipper seal are connected to the piston of cylinder body, described cylinder body is divided into air chamber and fluid reservoir by described piston, described piston is provided with the check valve that air chamber is opened, described piston is linked together with described sealing-plug by connecting rod, described liquid outlet is connected with described fluid reservoir by branch flow passage, described gas supplementing opening is connected with described air chamber by air flue, described liquid outlet is arranged at the tooth top of described gear, described crushing block is used for pressing described sealing-plug and making sealing-plug open.

7. according to claim 6 can be portable bore template, it is characterised in that each tooth of described gear is designed with described coolant and adds to mechanism.

8. according to claim 6 can be portable bore template, it is characterised in that described rotating disk reaches in described pilot hole through described sprue.

9. according to claim 1 or 2 or 3 can be portable bore template, it is characterized in that, described pretightning force adjustment structure includes the conical head of two tubular structures being supported on outside handle bar by base tube, conical head is driven to move axially and can make conical head to stop at the driving structure of setting position and some push rods, said two conical head is in the two ends being slidably connected at described base tube in the way of miner diameter end is arranged oppositely, the two ends of described push rod are shelved on the conical surface of said two conical head, the all of described slide bar of same fricting strip passes through described spring supporting on same described push rod, the described slide bar of each piece of fricting strip is respectively supported by a described push rod.

10. according to claim 9 can be portable bore template, it is characterised in that described driving structure includes the jacking block in two two ends being threaded in described base tube, and said two conical head is between said two jacking block.