CN208913513U - A kind of novel spherical tooth drill bit pressing machine - Google Patents

A kind of novel spherical tooth drill bit pressing machine Download PDF

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Publication number
CN208913513U
CN208913513U CN201821095754.XU CN201821095754U CN208913513U CN 208913513 U CN208913513 U CN 208913513U CN 201821095754 U CN201821095754 U CN 201821095754U CN 208913513 U CN208913513 U CN 208913513U
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CN
China
Prior art keywords
guide sleeve
button
pressing machine
drill bit
pressure head
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201821095754.XU
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Chinese (zh)
Inventor
陈俊
张林军
刘浩
饶炜龙
丁飞翔
刘文成
饶建华
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China University of Geosciences
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China University of Geosciences
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Application filed by China University of Geosciences filed Critical China University of Geosciences
Priority to CN201821095754.XU priority Critical patent/CN208913513U/en
Application granted granted Critical
Publication of CN208913513U publication Critical patent/CN208913513U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a kind of novel spherical tooth drill bit pressing machine, including the clamping positioning mechanism for stepping up bore bit, for button to be pressed into the press-loading device of bore bit and is used to make the indexing and driving mechanism of the clamping positioning mechanism rotation, press-loading device includes pressure exerting arrangement and guiding mechanism, guiding mechanism includes the guide sleeve for being fixed on pressure exerting arrangement upwards, the elastic collet of the lower open end of pressure head and the guide sleeve inside the guide sleeve, the upper end of pressure head is connected to move up and down inside guide sleeve under the driving of piston rod with the piston rod of pressure exerting arrangement, the side wall lower ends of guide sleeve offer feeding warehouse, button is entered inside guide sleeve by feeding warehouse, when original state, the lower end of pressure head is located at the top of the feeding warehouse, after button enters the guide sleeve, support the sphere section of button in the lower end of pressure head, the cylindrical section of button struts After elastic collet, button is pressed into bore bit by piston rod by pressure head.

Description

A kind of novel spherical tooth drill bit pressing machine
Technical field
The utility model relates to spherical tooth drill bit technical field more particularly to a kind of novel spherical tooth drill bit pressing machines.
Background technique
It is well known that bore bit is most delicate portion in the part of direct Drilling rock and drill rod in drill rod Part.It is by rock drilling carbide mosaic or the composition being welded on steel alloy carrier.Bore bit is widely used in metallurgy, engineering mine The industry fields such as mountain, bridge tunnel, hydroelectric facility, house foundation construction, are the core parts in drilling equipment.Due to bore bit Use environment is very severe, and stress condition is extremely complex at work, thus bore bit is in all rock drilling operating machinery Service life is shortest, thus needs to propose higher requirement to its various performance parameters and quality.
The country relies primarily on manual processing to the processing of spherical tooth drill bit at present, especially in the press fitting stage of button, base This is entirely to be had been manually done by worker.Due to during manual press-loading, button cannot completely with pre-processed button Hole is kept with one heart, thus can cause the destruction of irrecoverability to the hole wall in button hole during press fitting, and serious person will lead to Entire bore bit is scrapped, thus a kind of design realization of novel spherical tooth drill bit pressing machine is and its necessary.
Utility model content
In view of this, the embodiments of the present invention provide it is a kind of substitution button is manually pressed into bore bit and is not being damaged It is pressed the novel spherical tooth drill bit pressing machine that button can be made concentric with the button hole on bore bit after button under the premise of evil bore bit.
The embodiments of the present invention provide a kind of novel spherical tooth drill bit pressing machine, fixed including the clamping for stepping up bore bit Position mechanism, the press-loading device for button to be pressed into bore bit and the indexing drive machine for being used to make the clamping positioning mechanism rotation Structure, the press-loading device include pressure exerting arrangement and guiding mechanism, and the guiding mechanism includes being fixed on the pressure exerting arrangement upwards Guide sleeve, the pressure head inside the guide sleeve and the lower open end set on the guide sleeve elastic collet, the pressure The upper end of head is connected with driving inside guide sleeve described in lower edge up and down in the piston rod with the piston rod of the pressure exerting arrangement Movement, the side wall lower ends of the guide sleeve offer feeding warehouse, and button is entered inside the guide sleeve by the feeding warehouse, ball Tooth includes sphere section interconnected and cylindrical section, and when original state, the lower end of the pressure head is located at the top of the feeding warehouse, After button enters the guide sleeve, when the pressure exerting arrangement is pressed downwards by the piston rod, the lower end of the pressure head is supported The sphere section makes button strut the elastic collet downwards and is then press-fitted into bore bit.
Further, the lower end surface for supporting the sphere section of the pressure head is equipped with spherical surface pit, and the spherical surface is recessed The sphere diameter in hole is identical as the spherical surface sphere diameter of sphere section of button.
Further, the pressure head includes column body segment and conical section, and the upper and lower ends of the column body segment are separately connected described Piston rod and the conical section, the conical section is up big and down small, and the spherical surface pit is the lower end surface of the conical section;The bullet The top of property collet is the elastic collet bolt connecting with the guide sleeve, bottom be form a circle can wrap up the cylinder Several elastic slices of section, each elastic slice include tilt down the conical section of setting with positioned at the conical section lower end and parallel In the cylindrical portion of the guide sleeve, when several elastic slices are closed, by the diameter for the cylinder that several cylindrical portions enclose Less than the diameter of the cylindrical section of button, the conical section is identical as the taper of the conical section of the elastic slice.
Further, the pressure exerting arrangement includes hydraulic cylinder fixed frame, hydraulic cylinder fixed plate and is held downwardly in the liquid The hydraulic cylinder of cylinder pressure fixed plate, with two groups of inclined-planes that gradient is different on the hydraulic cylinder fixed frame, on inclined-plane described in every group It is fixed with a hydraulic cylinder fixed plate;There are two the guiding mechanism tools, and each guiding mechanism further includes guide holder, institute It states guide holder and is fixed on the corresponding hydraulic cylinder fixed plate upwards, the guide sleeve is installed on the guide holder, each The central axes of the hydraulic cylinder and the corresponding guiding mechanism are on same straight line.
Further, the clamping positioning mechanism includes three-jaw fluid-pressure chuck and alignment pin, the three-jaw fluid-pressure chuck For self-centering clamping bore bit, the indexing and driving mechanism includes transmission shaft, and the transmission shaft is inserted into the three-jaw fluid-pressure card In disk, the upper end face contact of the bottom of bore bit and the transmission shaft, the upper end of the alignment pin is free end for being inserted into pricker In a wherein water hole for head, the transmission shaft is fixed in the lower end of the alignment pin.
Further, the indexing and driving mechanism further includes servo/stepper motor, bearing block and is set in the bearing block Angular contact ball bearing, the transmission shaft is passed down through after the angular contact ball bearing and the bearing block through retarder and institute Servo/stepper motor connection is stated, when the servo/stepper motor rotates, the retarder drives the transmission shaft to rotate together.
Further, the transmission shaft is fixed on the angular contact ball bearing by round nut and can be with the angular contact Ball bearing is rotated relative to the bearing block together, and the part that the transmission shaft extends downwardly the bearing block is equipped with key, described to subtract Fast device is by the key and the transmission axis connection, and by engaging for the retarder and the key, the transmission shaft can be with institute It states the rotation of retarder and rotates.
It further, further include rack, the rack successively includes supporting the indexing and driving mechanism upwards from bottom to up Pedestal mounting plate, support the column bottom plate of the clamping positioning mechanism upwards and support the upright horizontal of the pressure exerting arrangement upwards Beam slab, the column bottom plate support the upright horizontal beam slab by four columns upwards, and institute is fixed in the lower end of two pedestal corner brackets The opposite sides of pedestal mounting plate is stated, the top of the two pedestals corner bracket supports the column bottom plate upwards jointly.
The technical solution that the embodiments of the present invention provide has the benefit that the novel button of the utility model Bore bit pressing machine clamps by the clamping positioning mechanism and positions bore bit, so that button is automatically aligned to pricker using the guiding mechanism Button hole on head, in the button hole for cooperating the guiding mechanism that button is pressed on bore bit using the pressure exerting arrangement, no Only manual operation can be replaced to liberate labour, reduce production cost by mechanization;And button and pricker can also be improved Human error of the alignment precision, reduction of head when button is pressed into button hole, to avoid during press fitting to bore bit Caused by unnecessary injury;And it can also make to be directed at and be pressed integration, reuse press-loading device after reducing manual-alignment Inconvenience and the probability for avoiding uncertain event generation during incoherent alignment, press fitting, help to improve production Efficiency, convenient for automation supervision and production.
Detailed description of the invention
Fig. 1 is the overall schematic of the novel spherical tooth drill bit pressing machine of the utility model;
Fig. 2 is the schematic diagram of the pressure exerting arrangement of the novel spherical tooth drill bit pressing machine of the utility model;
Fig. 3 is the schematic diagram of the guiding mechanism of the novel spherical tooth drill bit pressing machine of the utility model;
Fig. 4 is the cross-sectional view of A-A in Fig. 3;
Fig. 5 is the clamping positioning mechanism and indexing drive machine of the guiding mechanism of the novel spherical tooth drill bit pressing machine of the utility model The schematic diagram of structure;
Fig. 6 is the clamping positioning mechanism and indexing drive machine of the guiding mechanism of the novel spherical tooth drill bit pressing machine of the utility model The cross-sectional view of structure cooperation.
Specific embodiment
It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer Type embodiment is further described.
Referring to FIG. 1, the embodiments of the present invention provide a kind of novel spherical tooth drill bit pressing machine, including for stepping up The clamping positioning mechanism of bore bit 11, the press-loading device for button to be pressed into the bore bit 11 and being used for positions the clamping The indexing and driving mechanism of mechanism rotation, wherein the press-loading device includes pressure exerting arrangement and guiding mechanism setting up and down, it is described The button in the guiding mechanism can be pressed by pressure exerting arrangement to be clamped by the clamping positioning mechanism, described in positioning In button hole in bore bit 11.
The bore bit 11 generally comprises main body and several button holes set on the body head, and the button hole is cylinder Hole, the button generally comprises cylindrical section and sphere section interconnected, and after being press fit together, the cylindrical section is by seamless pressure It is fitted into the button hole, the sphere section is emerging in except the button hole.
Referring to FIG. 1, novel spherical tooth drill bit pressing machine described in the utility model further includes rack, the rack from down toward On successively include the pedestal mounting plate 16 for supporting the indexing and driving mechanism upwards, support the vertical of the clamping positioning mechanism upwards Column base plate 6 and the upright horizontal beam slab 4 for supporting the pressure exerting arrangement upwards, the column bottom plate 6 are supported upwards by four columns 5 The upright horizontal beam slab 4, the logical two pedestal corner brackets 7 being oppositely arranged of the pedestal mounting plate 16 support the column bottom plate 6 upwards. The upper end of each pedestal corner bracket 7 has the plate edge of inside 90 ° bendings, and the upper end of each column 5 extends upward through described Fixed with upright nut screw thread 3 after upright horizontal beam slab 4, the lower end of each column 5 sequentially passes through downwards the column bottom plate 6 It is fixed with upright nut screw thread 3 after with the plate.
Fig. 1 and Fig. 2 are please referred to, the pressure exerting arrangement includes hydraulic cylinder fixed frame 9, hydraulic cylinder fixed plate 2 and fixes downwards In the hydraulic cylinder 1 of the hydraulic cylinder fixed plate 2.The hydraulic cylinder fixed frame 9 identical, installation side including be oppositely arranged and structure To also identical both side plate, the upper surface of each side plate includes the different inclined-plane of multiple gradients, wherein two inclined-planes are to incline Gradient different the first inclined-plane and the second inclined-plane, are connected between first inclined-plane and second inclined-plane by other inclined-planes, First inclined-plane and second inclined-plane are corresponding with the wherein gradient in the two button holes in the bore bit 11 respectively, institute It states there are two the tools of hydraulic cylinder fixed plate 2, is first hydraulic cylinder fixed plate and second hydraulic cylinder fixed plate respectively, described first is hydraulic The opposite end of cylinder fixed plate is individually fixed in 2 first inclined-planes, the opposite end difference of the second hydraulic cylinder fixed plate It is fixed on 2 second inclined-planes.
Fig. 1, Fig. 2 and Fig. 4 are please referred to, the hydraulic cylinder fixed frame 9 is fixed on the upright horizontal beam slab 4, is located at the liquid 4 hollow out of upright horizontal beam slab between the side plate of the two of cylinder pressure fixed frame 9, the hydraulic cylinder fixed frame 9 are bottomless.In order to make The hydraulic cylinder fixed frame 9 can be more stable be fixed on the upright horizontal beam slab 4, the bottom of each side plate is outside 90 ° of bendings are extended with extension board, and the extension board is level board, and each side plate is solid by the corresponding extension board Due to the upper surface of the upright horizontal beam slab 4.Each side plate also has the fin keel for being corresponding to it and being vertically arranged, the fin Plane where the plate vertical extension board and the plane where the side plate simultaneously, the lower end of the fin keel described are prolonged with corresponding Plate connection is stretched, the inner end of the fin keel is connect with the side plate, and the fin keel is located at the corresponding side plate and institute State the middle position of extension board.The fin keel has the function of reinforcing and consolidating the side plate.Each hydraulic cylinder fixed plate 2 Upper to have a circular hole, the piston rod 17 of the hydraulic cylinder 1 is pierced by downwards the circular hole.
Please refer to figs. 1 to 4, and there are two the guiding mechanism tools, corresponds with two hydraulic cylinders 1, each described Guiding mechanism include the hollow out on the upright horizontal beam slab 4 and be fixed on the hydraulic cylinder fixed plate 4 guide holder 8, to Under be fixed on the guide sleeve 10 of the guide holder 8, the pressure head 18 inside the guide sleeve 10 and be set to the guide sleeve 10 Lower open end elastic collet 20, the central axes of each hydraulic cylinder 1 and the corresponding guiding mechanism are in same On one straight line.There is the pilot hole through the guide holder 8, the pressure head 18 includes column body segment and circle inside the guide holder 8 Bore section 181.In the state of not exerting a force, the lower end of the piston rod 17 is located in the pilot hole, the upper end of the column body segment Also it is located in the pilot hole and is connect with the lower end of the piston rod 17, the lower end of the column body segment is located at the guide sleeve 10 It is interior and connect with the conical section 181.The column body segment is column, and the conical section 181 is the up big and down small frustum of a cone, The aperture of the inner hole of the guide sleeve 10 is equal to the aperture of the pilot hole, is also equal to the diameter of the cylindrical section, the circular cone The diameter of 181 maximum cross sections of section is equal to the diameter of the cylindrical section.
The lower end surface of the conical section 181 is equipped with spherical surface pit 182, the sphere diameter of the spherical surface pit 182 and the button Sphere section spherical surface sphere diameter it is identical, so that the spherical surface pit 182 can when the pressure head 18 compresses the button downwards Perfectly it is bonded with the spherical surface of the sphere section of the button.
The top of the elastic collet 20 is the elastic collet bolt 19 connecting with the guide sleeve, and bottom is to form a circle Several elastic slices that can wrap up the cylindrical section, each elastic slice includes tilting down the conical section 201 of setting and being located at 201 lower end of conical section and be parallel to the cylindrical portion of the guide sleeve 10, in its natural state, several elastic slices close It closes, when several elastic slices are closed, between being all had between the adjacent cylindrical portion between the adjacent conical section 201 Every, and several conical sections 201 and the interval between it enclose up big and down small cone, several cylindrical portions and its Between interval enclose cylinder.And it is less than the circle of the button by the cylindrical diameter that several cylindrical portions enclose The diameter of shell of column, the conical section 181 are identical as the taper of the conical section 201 of the elastic slice.The pressure head 18 not to In the case where the button force, several elastic slices will not be opened because elastic deformation occurs.The side wall of the guide sleeve 10 Lower end offers feeding warehouse 26, and the button is entered inside the guide sleeve 10 by the feeding warehouse 26, in the piston rod 17 when not pushing the pressure head 18, and the lower end of the pressure head 18 is located at the top of the feeding warehouse 26.
The clamping positioning mechanism includes three-jaw fluid-pressure chuck 12 and alignment pin 21, and the three-jaw fluid-pressure chuck 12 wraps It includes disk body and is movably arranged in three claws on the disk body and being located on three inner interweavers of an equilateral triangle, lead to Crossing three claws can be with bore bit 11 described in self-centering clamping.Consistent perforation wears the centre bit of the upper and lower surfaces of the disk body It sets, the perforation sequentially consists of lower perforation, middle perforation and the upper perforation that interconnected and aperture is sequentially reduced.It is described Indexing and driving mechanism includes the transmission shaft 22 of perforation described in partial insertion, referring to FIG. 6, being inserted into the transmission shaft of the perforation 22 sequentially consist of the thick axis, axis and thin axis being threadedly coupled respectively with the lower perforation, middle perforation and upper perforation, described Alignment pin 21 is fixed on the upper end side of the thin axis, and the upper surface of the thin axis is used to support the bottom of the bore bit 11, The upper end of the alignment pin 21 is free end for being inserted into a wherein water hole for the bore bit 11, to be the bore bit 11 Positioning.When the transmission shaft 22 rotates, the three-jaw fluid-pressure chuck 12 and the alignment pin 21 are rotated with it.Described clamp is determined Position mechanism is installed on the upper surface of the column bottom plate 6.
Fig. 1, Fig. 5 and Fig. 6 are please referred to, the indexing and driving mechanism further includes servo/stepping electricity/15, bearing block 13 and sets Angular contact ball bearing 23 in the bearing block 13, the transmission shaft 22 are passed down through the angular contact ball bearing 23 and described It is connect by retarder 14 with the servo/stepper motor 15 after bearing block 13, when the servo/stepper motor 15 rotates, institute Stating retarder 14 drives the transmission shaft 22 to rotate together.The transmission shaft 22 is fixed on the angular contact ball by round nut 24 It can rotate on bearing 23 and with the angular contact ball bearing 23 relative to the bearing block 13, the transmission shaft 22 extends downwardly The part of the bearing block 13 is equipped with key 25, and the retarder 14 is connect by the key 25 with the transmission shaft 22, passes through institute Engaging for retarder 14 and the key 25 is stated, the transmission shaft 22 can be rotated with the rotation of the retarder 14.The servo/ Stepper motor 15 is by the support of several support legs and the pedestal mounting plate 16.The bearing block 13 is fixed on the column bottom plate 6 upper surface.
In use, the clamping positioning mechanism is put by external auxiliary equipment or manually by the bore bit 11, by making The alignment pin 21 is inserted into a wherein water hole for the bore bit 11, to realize the positioning to the bore bit 11, passes through institute The realization of three-jaw fluid-pressure chuck 12 is stated to the self-centering clamping of the bore bit 11.Then institute is driven by the servo/stepper motor 15 It states three-jaw fluid-pressure chuck 12 to rotate a certain angle, the three-jaw fluid-pressure chuck 12 is placed in some position initially predicted. The button is fallen into inside the guide sleeve 10 by assembly line or conveyer belt from the feeding warehouse 26, is then fallen to described In elastic collet 20, due to being less than ball by the cylindrical diameter that several cylindrical portions enclose in the elastic collet 20 The diameter of the cylindrical section of tooth, so the button can not fall off from the elastic collet 20 under the action of no external force. Under the action of the self gravity of the button, the button inclined must lean against the circular cone of the elastic collet 20 On the inner wall of the tapered surface 201 of section.Start the hydraulic cylinder 1, the piston rod 17 drives the pressure head 18 along the guiding The inner hole of set 10 slowly pushes, during pushing, since the spherical surface pit 182 of the pressure head 18 can be with the ball The spherical surface perfection of the sphere section of tooth is bonded, so as to by the button righting, after the button is by righting, the pressure head 18 Continue to push, the elastic collet 20 opens under the extruding of the button, and then the pressure head 18 is gradually by the button pressure Enter in the corresponding button hole of the bore bit 11.
Herein, the nouns of locality such as related front, rear, top, and bottom are to be located in figure with components in attached drawing and zero Part mutual position defines, only for the purpose of expressing the technical solution clearly and conveniently.It should be appreciated that the noun of locality Use should not limit the claimed range of the application.
In the absence of conflict, the feature in embodiment and embodiment herein-above set forth can be combined with each other.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model Within the scope of shield.

Claims (8)

1. a kind of novel spherical tooth drill bit pressing machine, it is characterised in that: including for stepping up bore bit clamping positioning mechanism, for will Button is pressed into the press-loading device of bore bit and the indexing and driving mechanism for making the clamping positioning mechanism rotation, the pressing machine Structure includes pressure exerting arrangement and guiding mechanism, and the guiding mechanism includes the guide sleeve for being fixed on the pressure exerting arrangement upwards, is set to The elastic collet of pressure head inside the guide sleeve and the lower open end set on the guide sleeve, the upper end of the pressure head with it is described The piston rod of pressure exerting arrangement is connected to move up and down inside guide sleeve described in lower edge in driving for the piston rod, the guide sleeve Side wall lower ends offer feeding warehouse, button is entered inside the guide sleeve by the feeding warehouse, and button includes being connected with each other Sphere section and cylindrical section, when original state, the lower end of the pressure head is located at the top of the feeding warehouse, button enter described in lead To after set, when the pressure exerting arrangement is pressed downwards by the piston rod, the sphere section is supported in the lower end of the pressure head, makes ball The elastic collet is strutted under teeth directional is then press-fitted into bore bit.
2. novel spherical tooth drill bit pressing machine as described in claim 1, it is characterised in that: the pressure head is used to support the ball The lower end surface of body section is equipped with spherical surface pit, and the sphere diameter of the spherical surface pit and the spherical surface sphere diameter of sphere section of button are identical.
3. novel spherical tooth drill bit pressing machine as claimed in claim 2, it is characterised in that: the pressure head includes column body segment and circular cone Section, the upper and lower ends of the column body segment are separately connected the piston rod and the conical section, and the conical section is up big and down small, described Spherical surface pit is the lower end surface of the conical section;The top of the elastic collet is the elastic collet spiral shell connecting with the guide sleeve Bolt, bottom is that is formed a circle can wrap up several elastic slices of the cylindrical section, each elastic slice includes tilting down setting Conical section and positioned at the conical section lower end and be parallel to the cylindrical portion of the guide sleeve, when several elastic slices are closed, It is less than the diameter of the cylindrical section of button, the conical section and the bullet by the cylindrical diameter that several cylindrical portions enclose The taper of the conical section of piece is identical.
4. novel spherical tooth drill bit pressing machine as described in claim 1, it is characterised in that: the pressure exerting arrangement includes that hydraulic cylinder is solid Determine frame, hydraulic cylinder fixed plate and the hydraulic cylinder for being held downwardly in the hydraulic cylinder fixed plate, has on the hydraulic cylinder fixed frame Two groups of different inclined-planes of gradient are fixed with a hydraulic cylinder fixed plate on inclined-plane described in every group;The guiding mechanism has Two, each guiding mechanism further includes guide holder, and it is solid that the guide holder is fixed on the corresponding hydraulic cylinder upwards Fixed board, the guide sleeve are installed on the guide holder, the axis of each hydraulic cylinder and the corresponding guiding mechanism Line is on same straight line.
5. novel spherical tooth drill bit pressing machine as described in claim 1, it is characterised in that: the clamping positioning mechanism includes three-jaw Oild chuck and alignment pin, the three-jaw fluid-pressure chuck are used for self-centering clamping bore bit, and the indexing and driving mechanism includes Transmission shaft, the transmission shaft are inserted into the three-jaw fluid-pressure chuck, the upper end face contact of the bottom of bore bit and the transmission shaft, institute The upper end for stating alignment pin is free end for being inserted into a wherein water hole for bore bit, and institute is fixed in the lower end of the alignment pin State transmission shaft.
6. novel spherical tooth drill bit pressing machine as claimed in claim 5, it is characterised in that: the indexing and driving mechanism further includes watching Clothes/stepper motor, bearing block and the angular contact ball bearing in the bearing block, the transmission shaft are passed down through the corner connection It is connect by retarder with the servo/stepper motor after touching ball bearing and the bearing block, the servo/stepper motor rotation When, the retarder drives the transmission shaft to rotate together.
7. novel spherical tooth drill bit pressing machine as claimed in claim 6, it is characterised in that: the transmission shaft is fixed by round nut It can rotate on the angular contact ball bearing and with the angular contact ball bearing relative to the bearing block, the transmission is axial The lower part for stretching out the bearing block is equipped with key, and the retarder is subtracted by the key and the transmission axis connection by described Fast device is engaged with the key, and the transmission shaft can be rotated with the rotation of the retarder.
8. novel spherical tooth drill bit pressing machine as described in claim 1, it is characterised in that: further include rack, the rack is under It is supreme successively include the pedestal mounting plate for supporting the indexing and driving mechanism upwards, support the vertical of the clamping positioning mechanism upwards Column base plate and the upright horizontal beam slab for supporting the pressure exerting arrangement upwards, described in the column bottom plate is supported upwards by four columns The opposite sides of the pedestal mounting plate, the top of the two pedestals corner bracket are fixed in upright horizontal beam slab, the lower end of two pedestal corner brackets End supports the column bottom plate upwards jointly.
CN201821095754.XU 2018-07-11 2018-07-11 A kind of novel spherical tooth drill bit pressing machine Expired - Fee Related CN208913513U (en)

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Application Number Priority Date Filing Date Title
CN201821095754.XU CN208913513U (en) 2018-07-11 2018-07-11 A kind of novel spherical tooth drill bit pressing machine

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Application Number Priority Date Filing Date Title
CN201821095754.XU CN208913513U (en) 2018-07-11 2018-07-11 A kind of novel spherical tooth drill bit pressing machine

Publications (1)

Publication Number Publication Date
CN208913513U true CN208913513U (en) 2019-05-31

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108747302A (en) * 2018-07-11 2018-11-06 中国地质大学(武汉) A kind of novel spherical tooth drill bit pressing machine
CN110802382A (en) * 2019-10-22 2020-02-18 天津大学 Installation method of spherical teeth on hob ring

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108747302A (en) * 2018-07-11 2018-11-06 中国地质大学(武汉) A kind of novel spherical tooth drill bit pressing machine
CN110802382A (en) * 2019-10-22 2020-02-18 天津大学 Installation method of spherical teeth on hob ring

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Granted publication date: 20190531

Termination date: 20200711