CN112659252A - Handheld sealing rubber strip positioning and perforating device and positioning and perforating method - Google Patents
Handheld sealing rubber strip positioning and perforating device and positioning and perforating method Download PDFInfo
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- CN112659252A CN112659252A CN202011508796.3A CN202011508796A CN112659252A CN 112659252 A CN112659252 A CN 112659252A CN 202011508796 A CN202011508796 A CN 202011508796A CN 112659252 A CN112659252 A CN 112659252A
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Abstract
The invention relates to the technical field of sealing rubber strip hole making, in particular to a handheld sealing rubber strip positioning and hole forming device and a positioning and hole forming method, wherein the handheld sealing rubber strip positioning and hole forming device comprises an air drilling device, a cutting device and a positioning device; the pneumatic drilling device comprises a handheld control part and a power conversion part; the cutting device comprises a connecting shaft, a rotary cutting tool and a positioning needle rod which are fixedly connected in sequence, and the positioning needle rod and the connecting shaft are coaxially arranged; one end of the connecting shaft is detachably connected with a power output part of the pneumatic drilling device; the positioning device is provided with a positioning column and a supporting gasket; one end of the positioning column is fixedly connected with the bottom of the supporting gasket; the positioning device is provided with a positioning hole matched with the positioning needle rod. Can realize making the hole fast conveniently on sealed glue strip, solve among the prior art joint strip system hole manual operation inconvenient, hole shaping quality poor, adhesive tape bonding face have fish tail, system hole inefficiency, system hole aperture singleness, system hole equipment easy wear scrap scheduling problem.
Description
Technical Field
The invention relates to the technical field of sealing rubber strip hole making, in particular to a handheld sealing rubber strip positioning and hole forming device and a positioning and hole forming method.
Background
The sealing rubber strip is used as a high-performance sealing part with ageing resistance, high and low temperature resistance and chemical drug resistance, is widely applied to the traffic fields of airplanes, automobiles and the like, and plays a good role in water prevention, dust prevention, sound insulation, temperature insulation, shock absorption, decoration and the like. In the application of joint strip in the aircraft flap, based on the structural foundation of flap (there are many mounting holes that are used for connecting piece such as erection bolt on the flap promptly), need carry out the spaced trompil at the mounting hole that joint strip corresponds on the flap.
In the prior art, hole making work on an airplane sealing rubber strip mainly comprises manual punching and manual rotary cutting of a puncher, the cut sealing rubber strip is easily embedded into a knife edge of the puncher and is difficult to remove due to the fact that the sealing rubber strip and a cover are in a fit state, the material is sticky and the like, the sealing rubber strip is deformed based on external acting force (including extrusion of punching equipment and/or tools) during hole making due to certain elasticity, the problems that hole making efficiency is low, operation is inconvenient and the like are caused, the shape of a final hole is irregular and not attractive enough, and manual operation is inconvenient; meanwhile, the feeding amount of the puncher in the punching process is not controllable, and the surface of the opening cover pasted by the sealing rubber strip is often damaged by the cutting edge, so that the product quality is influenced. In addition, the existing hole-making tool is mostly combined by a cutting edge and a handle into a whole, the cutting edge is easy to wear in the punching process, once the cutting edge is worn, the whole tool is scrapped, and therefore high processing cost of the sealing rubber strip is generated.
Disclosure of Invention
The invention provides a handheld sealing rubber strip positioning and perforating device and a positioning and perforating method aiming at the defects in the prior art, which can realize rapid and convenient hole making on a sealing rubber strip and solve the problems that in the prior art, the manual hole making operation of the sealing rubber strip is inconvenient, the hole forming quality is poor, the adhesive surface of the rubber strip is scratched, the hole making efficiency is low, the hole making aperture is single, the hole making equipment is easy to wear and scrap, and the like.
The purpose of the invention is realized by the following technical scheme:
a handheld sealing rubber strip positioning and punching device comprises a pneumatic drilling device, a cutting device and a positioning device. The air gun device is a universal air gun capable of clamping a drill bit structure and comprises a handheld control part and a power conversion part; the hand-held control part is fixedly connected with the power conversion part, and a ventilation interface for accessing compressed air is arranged on the hand-held control part; the power output end of the power transmission part is fixedly connected with a power output part; the hand-held control part is used for controlling the on-off of the compressed air source, the power conversion part is used for converting the potential force of the compressed air source into mechanical power, and the mechanical power mainly refers to the rotating power of the power output part. The cutting device comprises a connecting shaft, a rotary cutting tool and a positioning needle rod; one end of the connecting shaft is fixedly connected with the rear end of the rotary cutting tool, the other end of the connecting shaft is detachably connected with a power output part of the pneumatic drilling device, and further, the power output part is connected with the connecting shaft in a clamping mode, and the principle of the power output part is the same as that of a clamping drill bit; the positioning needle rod is coaxially arranged with the connecting shaft, one end of the positioning needle rod is provided with a needle head, and the other end of the positioning needle rod is fixedly connected with the front end of the rotary cutting tool; the positioning device is provided with a positioning column and a supporting gasket for supporting the sealing rubber strip main body; the positioning column and the supporting gasket are coaxially arranged, one end of the positioning column is fixedly connected with the bottom of the supporting gasket, and the supporting gasket is mainly used for supporting the sealing rubber strip main body and extruding the sealing rubber strip in a matching way with the rotary cutting tool; the positioning device is provided with a positioning hole matched with the positioning needle rod, and the positioning hole penetrates through the axes of the support gasket and the positioning column.
Preferably, the rotary cutting tool comprises a holder and at least one body; the connecting shaft and the positioning needle rod are fixedly connected with the rear end and the front end of the cutter holder respectively; the cutter body sets up on the blade holder for carry out the perforation cutting with the location needle bar as the axle center to the joint strip main part. The distance between the cutter body and the positioning needle rod is the radius of the perforation required to be made on the sealing rubber strip main body, and further, in the technical scheme, the distance between the cutter body and the positioning needle rod can be determined by the size of the cutter seat, therefore, a plurality of types of cutting devices can be set according to the different sizes of the cutter seat, therefore, the requirement for making the perforation with different radii can be met only by replacing the cutting devices with corresponding types, and the problem of single aperture in manual operation hole making in the prior art is solved under the condition of low cost.
Preferably, the cutter body is of a sheet structure, so that the cutter body is easy to process and low in manufacturing cost; the cutter holder is provided with two cutter bodies with sheet structures; two cutter bodies are respectively arranged on two sides of the cutter seat, and the distance between the two cutter bodies and the positioning needle rod is equal.
Preferably, the cutter body is of a hollow cylindrical structure coaxially arranged with the positioning needle rod, one end of the cutter body is fixedly connected with the cutter holder, and the other end of the cutter body is provided with an annular cutter edge. The hole that the cutter body of this structure was cut out has the characteristics that the incision is even, the shaping is efficient.
Preferably, in order to increase the stability of the cutting device, the integration degree of the cutting device is considered to be improved as much as possible, that is, the connecting shaft, the cutter holder, the positioning needle rod and the needle head are of an integrated metal structure, and further, in order to facilitate replacement of the cutter body, the cutter body and the cutter holder are detachably connected through a screw.
Preferably, the thickness of cutter body is N, and the cutter body is L with the distance of location needle bar axle center, the support gasket is the circular structure that the radius is N + L, ensures that the support gasket can pass the mounting hole smoothly, avoids simultaneously because the cutting too violently leads to the cutter body to skid and damage the flap.
Preferably, the positioning column comprises a boss body and a positioning main body, and the positioning main body is fixedly connected with the supporting gasket through the boss body. Compared with the positioning main body, the cross section area of the boss body is large, the contact area of the boss body and the supporting gasket is increased, and the stability of the positioning device is improved; furthermore, the positioning hole comprises a buffering part penetrating through the supporting gasket and the axle center of the boss part, and a positioning part penetrating through the axle center of the positioning main body; the radius of the punching part is larger than that of the positioning needle rod, so that the positioning needle rod can be smoothly inserted into the positioning hole, and the radius of the positioning part is equal to that of the positioning needle rod, so that the effective limit of the needle rod and even the cutting device is achieved.
A positioning and perforating method for a sealing rubber strip comprises the steps of preparing a perforating device, confirming a perforating position, placing the positioning device and positioning and cutting;
the preparing and perforating device comprises: installing cutting devices of corresponding models on the pneumatic drilling device, and connecting the pneumatic drilling device with a compressed air source;
the confirmed punching position: the opening cover is provided with a plurality of mounting holes for mounting the connecting pieces, and the sealing rubber strip main body is correspondingly adhered to one side of the opening cover; searching a punching central point on the sealing rubber strip main body according to the mounting hole on the opening cover, wherein the punching central point is positioned on the central axis of the corresponding mounting hole on the opening cover, so that a reliable foundation is laid for punching a through hole coaxial with the corresponding mounting hole on the sealing rubber strip main body, and the precision of a hole position (hole position: the integral position of the hole punched in the sealing rubber strip main body) of the through hole is ensured;
the placing and positioning device comprises: holding the positioning column of the positioning device, pushing one end of the positioning column, which is connected with the supporting gasket, into the mounting hole from the other side of the opening cover until the top of the supporting gasket is tightly contacted with the bottom of the sealing rubber strip main body, and stopping pushing to complete the placement of the positioning device;
and positioning and cutting: one hand drags a positioning column of the positioning device, the other hand holds a handheld control part of the pneumatic drill device, a needle head of a positioning needle rod is aligned to a punching central point, the positioning needle rod penetrates through the sealing rubber strip main body and then is inserted into a positioning hole of the positioning device until a rotary cutting tool is tightly contacted with the sealing rubber strip main body, and a supporting gasket is matched with the rotary cutting tool to extrude the sealing rubber strip main body; and starting the pneumatic drilling device to enable the cutting device to rotate until the sealant strip material on a hole site (a hole site: the whole position of the hole formed in the sealant strip main body) is separated from the sealant strip main body, and closing the pneumatic drilling device to complete the formation of one hole in the sealant strip main body. Furthermore, when the sealant strip material on the hole site is separated (separation: meaning that the part of the sealant strip material is completely disconnected from the main body of the sealant strip, namely the part of the sealant strip material is completely cut off from the main body of the sealant strip by rotating the cutting tool), the positioning device can be pushed to the top of the main body of the sealant strip from the bottom of the main body of the sealant strip through the through hole, so that the positioning device can be conveniently taken down, and the cut sealant strip material can smoothly fall off (fall-off: meaning that the corresponding sealant strip material leaves the through hole).
It should be noted that: the sealing rubber strip main body in the technical scheme specifically refers to an integral sealing rubber strip which is stuck on any one opening cover, the sealing rubber strip material on the hole site is a part of the sealing rubber strip main body before the opening is finished, after the opening is finished, the corresponding sealing rubber strip material is separated from the sealing rubber strip main body, and a perforation corresponding to the opening cover mounting hole appears on the sealing rubber strip main body.
The beneficial effect that this technical scheme brought:
1) according to the technical scheme, in the process of perforating the sealing rubber strip main body, the positioning device is adopted to support the sealing rubber strip main body at the bottom of the sealing rubber strip main body, even if the sealing rubber strip main body has viscosity, the sealing rubber strip material separated from the sealing rubber strip main body can be pasted on the supporting gasket on the basis of the contact between the supporting gasket and the sealing rubber strip main body, the cut off (namely on hole positions) sealing rubber strip material is prevented from being embedded into the cutting device and being difficult to remove, and the cut off (namely on hole positions) sealing rubber strip material can smoothly leave a perforation by pushing the positioning device;
2) according to the technical scheme, the supporting gasket is used as a support, so that the sealing rubber strip main body is prevented from elastically deforming during the hole opening process to the maximum extent, convenience is provided for the cutting device to cut the sealing rubber strip main body, the hole opening efficiency is improved, and the poor hole opening quality is ensured;
3) based on the existence of the supporting gasket, the process of the cutting device is limited, the surface of the opening cover is prevented from being damaged by the rotary cutting knife body, and under the supporting action of the supporting gasket, the position of the sealing rubber strip material on the hole site is higher than the position of the surrounding sealing rubber strip main body, so that the sealing rubber strip main body outside the cutting range can be prevented from being damaged by firstly rotating the cutting knife;
4) the technical scheme has simple and small mechanism, is convenient for manual operation and is convenient to carry; the technical scheme is simple in overall structure, the cutting device for hole making is simple in design and light in appearance, batch production is convenient to realize, various cutting devices with different models can be prepared according to the size of the punched hole required to be made, and the different cutting devices can punch holes with different sizes on the sealing rubber strip main body, so that the technical scheme solves the problem that the hole diameter of the hole made by manual operation in the prior art is single under the condition of low cost, and is convenient to replace and low in cost when the cutting device is abraded to a certain extent;
5) for among the prior art because the cutting edge is worn and changed whole system hole instrument, in an preferred scheme of this technical scheme, the cutter body can be changed alone, for guaranteeing the trompil quality, can decide whether need to change the cutter body according to the degree of wear of cutter body, and compare under, the material cost and the cost of making into of cutter body, and the cutter body of changing can be retrieved, the very big limit avoids producing higher joint strip main part processing cost.
Drawings
FIG. 1 is a schematic view of the overall structure of the present embodiment;
FIG. 2 is a schematic structural diagram of a cutting device according to the present embodiment;
FIG. 3 is a schematic structural diagram of a positioning device according to the present disclosure;
FIG. 4 is a schematic view of a partial structure of the present invention in use;
in the figure:
1. a hand-held control section; 2. a power conversion section; 3. a vent interface; 4. a power output section; 5. a connecting shaft; 6. rotating the cutting tool; 6.1, a tool apron; 6.2, a cutter body; 7. positioning the needle rod; 7.1, a needle head; 8. a positioning device; 8.1, a positioning column; 8.1.1, a boss body; 8.1.2, positioning the main body; 8.2, supporting a gasket; 8.3, positioning holes; 8.3.1, a buffer part; 8.3.2, a positioning part; 9. a sealing rubber strip main body; 10. a flap; 10.1, mounting holes.
Detailed Description
The invention is further described in the following with reference to the drawings and examples, but it should not be understood that the invention is limited to the examples below, and variations and modifications in the field of the invention are intended to be included within the scope of the appended claims without departing from the spirit of the invention.
Example 1
The embodiment discloses a handheld sealing rubber strip positioning and perforating device, which is a basic embodiment of the invention and comprises an air drilling device, a cutting device and a positioning device 8; the pneumatic drilling device comprises a handheld control part 1 and a power conversion part 2; the hand-held control part 1 is fixedly connected with the power conversion part 2, and a ventilation interface 3 for accessing compressed air is arranged on the hand-held control part 1; the power output end of the power transmission part is fixedly connected with a power output part 4; the cutting device comprises a connecting shaft 5, a rotary cutting tool 6 and a positioning needle rod 7; one end of the connecting shaft 5 is fixedly connected with the rear end of the rotary cutting tool 6, and the other end of the connecting shaft 5 is detachably connected with the power output part 4 of the pneumatic drilling device; the positioning needle rod 7 is coaxially arranged with the connecting shaft 5, one end of the positioning needle rod 7 is provided with a needle head 7.1, and the other end of the positioning needle rod 7 is fixedly connected with the front end of the rotary cutting tool 6; the positioning device 8 is provided with a positioning column 8.1 and a supporting gasket 8.2 for supporting the sealing rubber strip; the positioning column 8.1 and the supporting gasket 8.2 are coaxially arranged, and one end of the positioning column 8.1 is fixedly connected with the bottom of the supporting gasket 8.2; the positioning device 8 is provided with a positioning hole 8.3 matched with the positioning needle rod 7, and the positioning hole 8.3 penetrates through the axis of the supporting gasket 8.2 and the positioning column 8.1.
In the technical scheme, in the actual use, based on the tapping of the sealing rubber strip main body 9 on different port covers 10, various cutting devices with different models can be prepared according to the size of a punched hole to be made, and then the cutting devices with corresponding models are selected to be installed on an air drilling device according to the requirements of a use site, wherein the connecting shaft 5 can adopt a rotary structure, and the air drilling device can adopt a universal air gun capable of clamping a drill bit structure, so that the material is simple to obtain and easy to realize; the hole position of the hole on the sealing rubber strip main body 9 is determined according to the position of the mounting hole 10.1 on the cover 10, specifically, a hole punching central point on the sealing rubber strip main body 9 is found according to the mounting hole 10.1 on the cover 10, and the hole punching central point is located on the central axis of the corresponding mounting hole 10.1 on the cover 10, so that a reliable foundation is laid for punching a hole on the sealing rubber strip main body 9, which is coaxial with the corresponding mounting hole 10.1, and the hole position precision of the punched hole is ensured; holding the positioning device 8 by hand, pushing the positioning device 8 from the bottom of the cover 10 to the top of the cover 10 through the mounting hole 10.1, so that the sealing rubber strip structure above the mounting hole 10.1 is supported by the support gasket 8.2 of the hole site device; then one hand drags the positioning column 8.1 of the positioning device 8, the other hand holds the hand-held control part 1 of the pneumatic drill device, the needle head 7.1 of the positioning needle rod 7 is aligned to the central point of the perforation, the positioning needle rod 7 penetrates through the sealing rubber strip main body 9 and then is inserted into the positioning hole 8.3 of the positioning device 8 until the rotary cutting tool 6 is tightly contacted with the sealing rubber strip main body 9, and the supporting gasket 8.2 is matched with the rotary cutting tool 6 to extrude the sealing rubber strip main body 9; starting the pneumatic drilling device to enable the cutting device to rotate, enabling the rotary cutting tool 6 to use the positioning needle rod 7 as an axis to conduct annular cutting on the sealing rubber strip, enabling the rotary cutting tool 6 to gradually go deep downwards during cutting based on the gravity of the pneumatic gun device and the cutting device until the sealing rubber strip material on the hole site is cut off from the sealing rubber strip main body 9, and closing the pneumatic drilling device to complete opening of one hole of the sealing rubber strip main body 9. In the technical scheme, in the process of perforating the sealing rubber strip main body 9, the positioning device 8 is adopted to support the sealing rubber strip main body 9 at the bottom of the sealing rubber strip main body 9, even if the sealing rubber strip main body 9 has viscosity, the sealing rubber strip material separated from the sealing rubber strip main body 9 can be pasted on the supporting gasket 8.2 based on the contact between the supporting gasket 8.2 and the sealing rubber strip main body 9, the situation that the cut off (namely the sealing rubber strip material on a hole site) is embedded into the cutting device and is difficult to remove is avoided, and the cut off (namely the sealing rubber strip material on the hole site) smoothly leaves a perforation by pushing the positioning device 8; in addition, the supporting gasket 8.2 is used as a support, so that the sealing rubber strip main body 9 is prevented from elastically deforming during the hole forming process to the maximum extent, convenience is provided for the cutting device to cut the sealing rubber strip main body 9, the hole forming efficiency is improved, and the poor hole forming quality is ensured; further, based on the existence of the supporting gasket 8.2, the process of the cutting device is limited, the surface of the opening cover 10 is prevented from being damaged by the rotary cutting knife body 6.2, and the position of the sealing rubber strip material on the hole site is higher than the position of the surrounding sealing rubber strip main body 9 under the supporting effect of the supporting gasket 8.2, so that the sealing rubber strip main body 9 outside the cutting range can be prevented from being damaged by the rotary cutting knife. The technical scheme has simple and small mechanism, is convenient for manual operation and is convenient to carry; this technical scheme device overall structure is simple, a cutting device for system hole designs succinctly, the appearance is light and handy, be convenient for realize batch production, can be according to the fenestrate size of required system, prepare the cutting device of multiple different models, different cutting device can open the perforation of equidimension not on joint strip main part 9, consequently, this technical scheme has solved the single problem in manual operation system hole aperture among the prior art under low-cost condition, when cutting device has certain wearing and tearing, it is convenient to change, and with low costs.
Example 2
The embodiment discloses a handheld sealing rubber strip positioning and perforating device, which is a preferred embodiment of the invention, namely in embodiment 1, a rotary cutting tool 6 comprises a tool apron 6.1 and at least one tool body 6.2; the connecting shaft 5 and the positioning needle rod 7 are fixedly connected with the rear end and the front end of the cutter holder 6.1 respectively; the cutter body 6.2 is arranged on the cutter holder 6.1 and is used for perforating and cutting the sealing rubber strip main body 9 by taking the positioning needle rod 7 as an axis; further, the cutter bodies 6.2 are of a sheet structure, and two cutter bodies 6.2 are arranged on the cutter holder 6.1; two cutter bodies 6.2 set up respectively in the both sides of blade holder 6.1, and two cutter bodies 6.2 and location needle bar 7's distance equals, and cutter body 6.2 passes through the screw detachable connection with blade holder 6.1.
Compared with the prior art in which the whole hole making tool is replaced due to the fact that the cutting edge is worn, the cutter body 6.2 can be replaced independently according to the technical scheme, in order to ensure the hole opening quality (particularly the cutting quality of the sealing rubber strip), whether the cutter body 6.2 needs to be replaced or not can be determined according to the wear degree of the cutter body 6.2, and in comparison, the material cost and the manufacturing cost of the cutter body 6.2 are low, the replaced cutter body 6.2 can be recycled, and the high machining cost of the sealing rubber strip main body 9 is greatly avoided.
Example 3
The embodiment discloses a handheld sealing rubber strip positioning and perforating device, which is a preferred embodiment of the invention, namely in embodiment 1, a rotary cutting tool 6 comprises a tool apron 6.1 and at least one tool body 6.2; the connecting shaft 5 and the positioning needle rod 7 are fixedly connected with the rear end and the front end of the cutter holder 6.1 respectively; the cutter body 6.2 is arranged on the cutter holder 6.1 and is used for perforating and cutting the sealing rubber strip main body 9 by taking the positioning needle rod 7 as an axis; further, the cutter body 6.2 is of a hollow cylindrical structure which is coaxial with the positioning needle rod 7, one end of the cutter body 6.2 is fixedly connected with the cutter holder 6.1, and the other end of the cutter body 6.2 is provided with an annular cutter edge; the thickness of the cutter body 6.2 is N, the distance between the cutter body 6.2 and the axis of the positioning needle rod 7 is L, and the support gasket 8.2 is in a circular structure with the radius of N + L;
the distance between the cutter body 6.2 and the positioning needle rod 7 is the radius of the perforation required to be made on the sealing rubber strip main body 9, and further, in the technical scheme, the distance between the cutter body 6.2 and the positioning needle rod 7 can be determined by the size of the cutter seat 6.1, therefore, the cutting devices of a plurality of models can be arranged according to the difference of the sizes of the cutter seat 6.1, therefore, the perforation requirements of making different radiuses can be met only by replacing the cutting devices of corresponding models, and under the condition of low cost, the problem of single aperture of manual operation hole making in the prior art is solved. According to the technical scheme, the cutter body 6.2 structure can be used for forming a through hole which is regular in shape and attractive in appearance on the sealing rubber strip main body 9, the radius of the through hole is the radius of the cutter body 6.2, the cutter body 6.2 of the structure is used for performing circular cutting on the sealing rubber strip main body 9, and the cut hole has the advantages of being even in cut and high in forming efficiency. In addition, the structure and the size of the support gasket 8.2 are limited in the embodiment, so that the support gasket 8.2 can smoothly pass through the mounting hole 10.1, and the cover cap 10 is prevented from being damaged due to the fact that the cutter body 6.2 slips caused by overedged cutting.
Example 4
The embodiment discloses a handheld sealing rubber strip positioning and perforating device, which is a preferred embodiment of the invention, namely in embodiment 1, a positioning column 8.1 comprises a boss body 8.1.1 and a positioning main body 8.1.2, and the positioning main body 8.1.2 is fixedly connected with a supporting gasket 8.2 through the boss body 8.1.1; the positioning hole 8.3 comprises a buffer part 8.3.1 penetrating through the support gasket 8.2 and the axle center of the boss part, and a positioning part 8.3.2 penetrating through the axle center of the positioning main body 8.1.2; the radius of the punching part is larger than that of the positioning needle rod 7, and the radius of the positioning part 8.3.2 is equal to that of the positioning needle rod 7.
In the embodiment, compared with the positioning main body 8.1.2, the cross section area of the boss body 8.1.1 is large, so that the contact area with the supporting gasket 8.2 is increased, and the stability of the positioning device 8 is improved; furthermore, the buffer part 8.3.1 in the positioning hole 8.3 is convenient for the positioning needle rod 7 to be smoothly inserted into the positioning hole 8.3, and the radius of the positioning part 8.3.2 is equal to that of the positioning needle rod 7, so that the effective limit of the needle rod and even the cutting device is achieved.
Example 5
The embodiment discloses a method for positioning and perforating a sealing rubber strip, which is a basic embodiment of the invention and comprises the steps of preparing a perforating device, confirming a perforating position, placing a positioning device 8 and positioning and cutting;
preparing a hole punching device: installing cutting devices of corresponding models on the pneumatic drilling device, and connecting the pneumatic drilling device with a compressed air source;
confirming the punching position: correspondingly sticking the sealing rubber strip main body 9 to one side of the opening cover 10, searching a punching central point on the sealing rubber strip main body 9 according to the mounting hole 10.1 on the opening cover 10, wherein the punching central point is positioned on the central axis of the mounting hole 10.1 on the opening cover 10;
placing and positioning device 8: holding the positioning column 8.1 of the positioning device 8, pushing one end of the positioning column 8.1 connected with the supporting gasket 8.2 into the mounting hole 10.1 from the other side of the opening cover 10 until the top of the supporting gasket 8.2 is tightly contacted with the bottom of the sealing rubber strip main body 9, stopping pushing, and finishing the placement of the positioning device 8;
positioning and cutting: one hand drags a positioning column 8.1 of the positioning device 8, the other hand holds a hand-held control part 1 of the pneumatic drill device, a needle head 7.1 of a positioning needle rod 7 is aligned to a punching central point, the positioning needle rod 7 penetrates through a sealing rubber strip main body 9 and then is inserted into a positioning hole 8.3 of the positioning device 8 until a rotary cutting tool 6 is tightly contacted with the sealing rubber strip main body 9, and a supporting gasket 8.2 is matched with the rotary cutting tool 6 to extrude the sealing rubber strip main body 9; and starting the pneumatic drilling device to enable the cutting device to rotate until the sealant strip material on the hole site is separated from the sealant strip main body 9, and closing the pneumatic drilling device to finish opening one hole of the sealant strip main body 9.
Claims (9)
1. The utility model provides a hand-held type joint strip location trompil device which characterized in that: comprises a pneumatic drilling device, a cutting device and a positioning device (8);
the pneumatic drilling device comprises a handheld control part (1) and a power conversion part (2); the hand-held control part (1) is fixedly connected with the power conversion part (2), and a ventilation interface (3) for accessing compressed air is arranged on the hand-held control part (1); the power output end of the power transmission part is fixedly connected with a power output part (4);
the cutting device comprises a connecting shaft (5), a rotary cutting tool (6) and a positioning needle rod (7); one end of the connecting shaft (5) is fixedly connected with the rear end of the rotary cutting tool (6), and the other end of the connecting shaft (5) is detachably connected with a power output part (4) of the pneumatic drilling device; the positioning needle rod (7) and the connecting shaft (5) are coaxially arranged, one end of the positioning needle rod (7) is provided with a needle head (7.1), and the other end of the positioning needle rod (7) is fixedly connected with the front end of the rotary cutting tool (6);
the positioning device (8) is provided with a positioning column (8.1) and a supporting gasket (8.2) for supporting the sealing rubber strip; the positioning column (8.1) and the supporting gasket (8.2) are coaxially arranged, and one end of the positioning column (8.1) is fixedly connected with the bottom of the supporting gasket (8.2); the positioning device (8) is provided with a positioning hole (8.3) matched with the positioning needle rod (7), and the positioning hole (8.3) penetrates through the axis of the supporting gasket (8.2) and the positioning column (8.1).
2. A hand-held joint strip positioning and tapping device as claimed in claim 1, wherein: the rotary cutting tool (6) comprises a tool holder (6.1) and at least one tool body (6.2); the connecting shaft (5) and the positioning needle rod (7) are respectively fixedly connected with the rear end and the front end of the cutter holder (6.1); the cutter body (6.2) is arranged on the cutter holder (6.1) and is used for perforating and cutting the sealing rubber strip main body (9) by taking the positioning needle rod (7) as an axis.
3. A hand-held joint strip positioning and tapping device as claimed in claim 2, wherein: the cutter bodies (6.2) are of a sheet structure, and the cutter holder (6.1) is provided with two cutter bodies (6.2); two cutter bodies (6.2) are respectively arranged at two sides of the cutter holder (6.1), and the distance between the two cutter bodies (6.2) and the positioning needle rod (7) is equal.
4. A hand-held joint strip positioning and tapping device as claimed in claim 2, wherein: the cutter body (6.2) is of a hollow cylindrical structure which is coaxial with the positioning needle rod (7), one end of the cutter body (6.2) is fixedly connected with the cutter holder (6.1), and the other end of the cutter body (6.2) is provided with an annular cutter edge.
5. A hand-held joint strip positioning and tapping device as claimed in claim 2, wherein: the cutter body (6.2) is detachably connected with the cutter holder (6.1) through a screw.
6. A hand-held joint strip positioning and tapping device as claimed in claim 2, wherein: the thickness of the cutter body (6.2) is N, the distance between the cutter body (6.2) and the axis of the positioning needle rod (7) is L, and the supporting gasket (8.2) is of a circular structure with the radius of N + L.
7. A hand-held joint strip positioning and tapping device as claimed in claim 1, wherein: the positioning column (8.1) comprises a boss body (8.1.1) and a positioning main body (8.1.2), and the positioning main body (8.1.2) is fixedly connected with the supporting gasket (8.2) through the boss body (8.1.1).
8. The hand-held joint strip positioning and tapping device of claim 7, wherein: the positioning hole (8.3) comprises a supporting gasket (8.2) and a buffering part (8.3.1) at the axle center of the boss part, and a positioning part (8.3.2) arranged at the axle center of the positioning main body (8.1.2) in a penetrating manner; the radius of the punching part is larger than that of the positioning needle rod (7), and the radius of the positioning part (8.3.2) is equal to that of the positioning needle rod (7).
9. A positioning and hole-opening method for a sealing rubber strip is characterized by comprising the following steps: comprises a hole-opening preparation device, a punching position confirmation device (8), a positioning device and a positioning cutting device;
the preparing and perforating device comprises: installing cutting devices of corresponding models on the pneumatic drilling device, and connecting the pneumatic drilling device with a compressed air source;
the confirmed punching position: correspondingly sticking the sealing rubber strip main body (9) to one side of the opening cover (10), and searching a punching central point on the sealing rubber strip main body (9) according to the mounting hole (10.1) on the opening cover (10), wherein the punching central point is positioned on the central axis of the mounting hole (10.1) on the opening cover (10);
the placing and positioning device (8): holding a positioning column (8.1) of the positioning device (8), pushing one end of the positioning column (8.1) connected with a supporting gasket (8.2) into the mounting hole (10.1) from the other side of the opening cover (10) until the top of the supporting gasket (8.2) is tightly contacted with the bottom of the sealing rubber strip main body (9), and stopping pushing to complete the placement of the positioning device (8);
and positioning and cutting: one hand drags a positioning column (8.1) of the positioning device (8), the other hand holds a hand-held control part (1) of the pneumatic drill device, a needle head (7.1) of a positioning needle rod (7) is aligned to a punching central point, the positioning needle rod (7) penetrates through the sealing rubber strip main body (9) and then is inserted into a positioning hole (8.3) of the positioning device (8) until the rotary cutting tool (6) is tightly contacted with the sealing rubber strip main body (9), and a supporting gasket (8.2) is matched with the rotary cutting tool (6) to extrude the sealing rubber strip main body (9); and starting the pneumatic drilling device to enable the cutting device to rotate until the sealant strip material on the hole site is separated from the sealant strip main body (9), and closing the pneumatic drilling device to finish opening one hole of the sealant strip main body (9).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011508796.3A CN112659252A (en) | 2020-12-18 | 2020-12-18 | Handheld sealing rubber strip positioning and perforating device and positioning and perforating method |
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| CN202011508796.3A CN112659252A (en) | 2020-12-18 | 2020-12-18 | Handheld sealing rubber strip positioning and perforating device and positioning and perforating method |
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Application publication date: 20210416 |