CN205967745U - Diamond segments positioning seat and diamond cutting means welding machine - Google Patents

Diamond segments positioning seat and diamond cutting means welding machine Download PDF

Info

Publication number
CN205967745U
CN205967745U CN201621022491.0U CN201621022491U CN205967745U CN 205967745 U CN205967745 U CN 205967745U CN 201621022491 U CN201621022491 U CN 201621022491U CN 205967745 U CN205967745 U CN 205967745U
Authority
CN
China
Prior art keywords
cutter head
positioning seat
diamond
shovel plate
diamond segment
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.)
Withdrawn - After Issue
Application number
CN201621022491.0U
Other languages
Chinese (zh)
Inventor
项大清
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201621022491.0U priority Critical patent/CN205967745U/en
Application granted granted Critical
Publication of CN205967745U publication Critical patent/CN205967745U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model provides a diamond segments positioning seat and diamond cutting means welding machine belongs to the operation technology field. It has solved the current problem that tool bit positioning seat commonality is not enough. This diamond segments positioning seat includes base, a synchronous pneumatic clamp and is banding tool bit shovel plate, the synchronous pneumatic below that is located the tool bit shovel plate that presss from both sides, tool bit shovel plate and base fixed connection, synchronous air jig has cylinder body and two slippery fellows, cylinder body and base fixed connection, every foxy chuck of fixedly connected with of going up, the tool bit shovel plate is located between two chucks, all has the tool bit centre gripping lip that is located tool bit shovel plate top on the opposite face of two chucks, tool bit shovel plate top still is equipped with tool bit terminal surface backer. Adopt the diamond segments's of this diamond segments positioning seat centre gripping central plane position the same, it is back that the diamond segments of different thickness adopts this diamond segments positioning seat location promptly, and diamond segments's central plane position is same for the position homogeneous phase of tool bit shovel plate.

Description

Diamond segment positioning seat and diamond cutting tool bonding machine
Technical field
This utility model belongs to technical field of operation, is related to a kind of welding, particularly a kind of diamond segment positioning seat.
This utility model belongs to technical field of operation, is related to a kind of welding, particularly a kind of diamond cutting tool welding Machine.
Background technology
Diamond cutting tool is one of conventional cutting tool;Diamond cutting tool includes diamond saw blade, Buddha's warrior attendant Stone gang saw and diamond core drill bit etc..
Diamond cutting tool bonding machine is that a kind of auxiliary diamond segment is welded on the equipment in tool base;As China Patent documentation record diamond tool bonding machine (application publication number CN103223538A), due to diamond segment model relatively On many and cutter head, there is burr different in size, it is not enough that existing cutter head positioning seat has a versatility, and adjusts relatively complicated, Clamping is affected larger etc. not enough by burr.Diamond tool bonding machine has manipulative procedure complexity, easily malfunctions, and debugging is loaded down with trivial details And the deficiency such as device fabrication and maintenance cost height.
Content of the invention
The utility model proposes a kind of diamond segment positioning seat, how the technical problems to be solved in the utility model is Improve diamond tool bonding machine property easy to adjust.
The utility model proposes a kind of diamond cutting tool bonding machine, the technical problems to be solved in the utility model is How to reduce diamond tool bonding machine manufacturing cost.
Technical problem to be solved of the present utility model can be realized by following technical proposal:This diamond segment positions Seat, including pedestal, a synchronous pneumatic folder and the cutter head shovel plate in strip;Synchronous pneumatic folder is located under cutter head shovel plate Side, cutter head shovel plate is fixedly connected with pedestal;Synchronous pneumatic fixture has cylinder body and two slippery fellows, and cylinder body is fixedly connected with pedestal; One chuck is fixedly connected with each slippery fellow, cutter head shovel plate is located between two chucks, on the opposite face of two chucks all There is the cutter head clamping lip above cutter head shovel plate;It is additionally provided with cutter head end face backer above cutter head shovel plate.
Two chucks in this diamond segment positioning seat form a jaws;Cutter head end face backer is located at the one of jaws Side, then the other end of chuck be cutter head import, that is, cutter head from cutter head Inlet water horizontal sliding enter in jaws and cutter head end face with Cutter head end face backer lean.
Cutter head clamping lip is located above cutter head shovel plate, thus during positioning cutter head, synchronous pneumatic is clamped in diamond knife In the middle part of the two sides of head, it is to avoid affected by diamond segment surrounding burr;Clamped diamond segment can be ensured simultaneously Median plane position identical, that is, the diamond segment of different-thickness adopt this diamond segment positioning seat positioning after, diamond knife The median plane position of head is with respect to the position all same of cutter head shovel plate.
The thickness error of at least negligible same model diamond segment of this diamond segment positioning seat;And then using having During the diamond cutting tool bonding machine welding diamond cutting tool of this diamond segment positioning seat, the gold of at least same model Diamond tool bit need not adjust this diamond segment positioning seat;In other words, diamond is welded using diamond cutting tool bonding machine During cutting tool, diamond segment thickness need not be measured and classified according to thickness, more need not be according to classification thickness adjustment Buddha's warrior attendant Stone cutter head positioning seat.
This diamond segment positioning seat can according to the position of the length adjustment cutter head end face backer of diamond segment it is ensured that with Step pneumatic clamps are clamped in the middle part of the two sides of diamond segment.
Compared with prior art, this diamond segment positioning seat is suitable for positioning the diamond of different-thickness and different length Cutter head, has the advantages that highly versatile.This diamond segment positioning seat only needs adjustment and knife to clamp efficiency and clamping quality The corresponding jaws of head thickness and the cutter head end face backer position corresponding with cutter head length;Thus there is versatility height and adjust Save the advantage being convenient and easy to.This diamond segment positioning seat can ensure that synchronous pneumatic is clamped in the two sides of diamond segment Middle part, and then do not affected by burr, there is firm grip and cutter head position location concordance is effectively ensured.This Buddha's warrior attendant Stone cutter head positioning seat can also omit diamond segment measurement classification operation, and then reduction diamond cutting tool makes cost and contracting Short production cycle.
This diamond cutting tool bonding machine includes frame, cutting tool matrix positioning tool, cutter head clamping device and gold Diamond tool bit positioning seat;Cutter head clamping device is located at the top of cutting tool matrix positioning tool, and cutter head clamping device has even Joint chair, connecting seat is fixedly connected with frame;Diamond segment positioning seat is located at the side of cutter head clamping device, and frame is provided with energy By the mechanical mobile device immediately below diamond segment positioning seat movement to cutter head clamping device.
This utility model provides the diamond cutting tool bonding machine of another kind of arrangement;This diamond cutting tool Bonding machine has all advantages of above-mentioned diamond segment positioning seat, and in addition, this diamond cutting tool bonding machine also may be used Dip in glue process and simplify control program by omitting, significantly decrease manufacturing cost.
Brief description
Fig. 1 and Fig. 2 is the perspective view of diamond segment positioning seat different visual angles.
Fig. 3 is the cross section structure diagram of diamond segment positioning seat.
Fig. 4 and Fig. 5 is the perspective view that diamond cutting tool bonding machine is in different conditions.
In figure, 1, diamond segment positioning seat;1a, pedestal;1b, synchronous pneumatic folder;1b1, cylinder body;1b2, slippery fellow;1b3、 First guide rail;1c, cutter head shovel plate;1c1, gear bits bar;1d, chuck;1d1, cutter head clamping lip;1d11, level clamping lip; 1d12, vertically clamping lip;1d2, cutter head jaws;1d3, cutter head guide channel;1e, cutter head end face backer;1f, mounting seat;1g, One fastening bolt;1h, caging bolt;2nd, frame;3rd, cutting tool matrix positioning tool;4th, cutter head clamping device;5th, saw blade base Body;6th, the second guide rail;7th, guide pin bushing;8th, cylinder;9th, cutter head automatic conveying device;10th, the second fastening bolt.
Specific embodiment
The following is specific embodiment of the utility model and combine accompanying drawing, the technical solution of the utility model is made further Description, but this utility model is not limited to these embodiments.
Embodiment one
As shown in Figure 1 to Figure 3, this diamond segment positioning seat 1 includes pedestal 1a, synchronous pneumatic folder 1b, cutter head shovel plate 1c, chuck 1d and cutter head end face backer 1e.
Part based on pedestal 1a.Synchronous pneumatic folder 1b includes cylinder body 1b1, two foxy 1b2 and first guide rail 1b3, Two foxy 1b2 are connected with cylinder body 1b1 by above-mentioned one group of first guide rail 1b3, and two foxy 1b2 can opposite or dorsad transport Dynamic, that is, during move toward one another, two foxy 1b2 are close, when dorsad moving two foxy 1b2 away from.
Cutter head shovel plate 1c is in strip;Synchronous pneumatic presss from both sides the lower section that 1b is located at cutter head shovel plate 1c, and synchronous pneumatic presss from both sides 1b's Cylinder body 1b1 is fixedly connected with pedestal 1a, and the first guide rail 1b3 is connected with the top surface of cylinder body 1b1, and that is, foxy 1b2 is arranged upward, two Foxy 1b2 is located at the both sides of cutter head shovel plate 1c, each foxy 1b2 is fixedly connected with a chuck 1d, then cutter head holding Plate 1c is located between two chuck 1d.
It is respectively provided with the gear bits bar 1c1 raising up at the top surface both sides of the edge of cutter head shovel plate 1c.The four of diamond segment There is burr, diamond segment part burr in motor process may drop week, gear bits bar 1c1 can significantly decrease burr to The probability dropping in both sides;It is effectively prevented from the impurity such as iron filings to fall on the first guide rail 1b3, and then be effectively guaranteed slippery fellow 1b2 slip motility and stability.
Cutter head shovel plate 1c is fixedly connected with pedestal 1a;Figure of description provides the first guide rail 1b3 that synchronous pneumatic presss from both sides 1b Both sides are provided with mounting seat 1f being fixedly connected with cylinder body 1b1, and the two ends of cutter head shovel plate 1c are installed with two respectively Seat 1f is fixedly connected.
Cutter head above cutter head shovel plate 1c clamping lip 1d1 is respectively provided with the opposite face of two chuck 1d and forms bar Cutter head jaws 1d2 of shape;Also be there is between two chuck 1d the cutter head guide channel 1d3 being connected with cutter head jaws 1d2 one end, Cutter head guide channel 1d3 can make diamond segment more swimmingly push in cutter head jaws 1d2.Cutter head clamping lip 1d1 includes and knife Level clamping lip 1d11 that the top surface of head shovel plate 1c be arranged in parallel and vertically disposed with the top surface of cutter head shovel plate 1c vertically Clamping lip 1d12, the cutter head clamping lip 1d1 of this structure can firmly and stably clamp diamond segment.Obviously, level clamping Lip 1d11 is located at the top of gear bits bar 1c1, only leaves tiny between the top surface of the bottom surface of level clamping lip 1d11 and gear bits bar 1c1 Movement clearance, avoid the impurity such as iron filings to fall on the first guide rail 1b3 further.
It is fixedly connected with and cutter head jaws 1d2 by the first fastening bolt 1g in mounting seat 1f of the first guide rail 1b3 side The cutter head end face backer 1e that is oppositely arranged of the other end, the bolt hole on cutter head end face backer 1e is in strip, and then adjustable cutter Spacing between end surface backer 1e and chuck 1d, makes this diamond segment positioning seat 1 be suitable for the diamond knife of clamping different length Head.
Screw thread is connected with and can be leant with the side of one of chuck 1d in mounting seat 1f of the first guide rail 1b3 opposite side Caging bolt 1h, is in Limit Width during open configuration by screwing caging bolt 1h and adjusting cutter head jaws 1d2, that is, according to treating Thickness adjustment cutter head jaws 1d2 of clamping diamond segment is in Limit Width during open configuration, makes Limit Width only bigger In diamond segment thickness it is ensured that cutter head position location concordance.
As shown in Figure 4 and Figure 5, this diamond cutting tool bonding machine include frame 2, cutting tool matrix positioning tool 3, Cutting tool support holder frock, cutter head clamping device 4 and diamond segment positioning seat 1.
According to the corresponding cutting tool matrix positioning tool 3 of the type selecting of cutting tool;Cutting tool matrix positions Frock 3 is arranged in frame 2.It is diamond saw blade that Figure of description provides cutting tool, then cutting tool matrix positions work Filling 3 is saw bit matrix positioning tool, and cutting tool support holder frock is saw bit matrix clamping tooling.
Cutter head clamping device 4 has connecting seat, cutter head clamp assemblies and lifting actuator;Cutter head clamping device 4 is located at and cuts Cut the top of tool base positioning tool 3, cutter head clamping device 4 is vertically arranged, and connecting seat is fixedly connected with frame 2.
Diamond segment positioning seat 1 is located at the side of cutter head clamping device 4, and frame 2 is provided with can be fixed by diamond segment The mobile mechanical mobile device to cutter head clamping device 4 of position seat 1.Figure of description provides diamond segment positioning seat 1 Positioned at the directly to the left of cutter head clamping device 4, the left side of diamond segment positioning seat 1 is additionally provided with and diamond segment can be pushed Buddha's warrior attendant Cutter head automatic conveying device 9 in cutter head jaws 1d2 in stone cutter head positioning seat 1;And then it is effectively guaranteed bonding machine automatization Degree.
Mechanical mobile device includes horizontally disposed second guide rail 6, and the second guide rail 6 is provided with and is fixedly connected with frame 2 Guide pin bushing 7, the guide direction of the second guide rail 6 is parallel with the clamping face of saw bit matrix clamping tooling.If cutting tool is thin-walled drill, that The guide direction of the second guide rail 6 is parallel with the clamping face tangent line of thin-walled drill cylinder clamping tooling.Mechanical mobile device is included also Including the drive component that can make the second guide rail 6 movement, it is cylinder 8 that Figure of description provides drive component, the cylinder body 1b1 of cylinder 8 It is fixedly connected with frame 2, the piston rod of cylinder 8 is fixedly connected with the second guide rail 6.Can be adopted down according to practical situation drive component State structure to replace:Drive component includes motor, gear and tooth bar, and the housing of motor is fixedly connected with frame 2, gear and motor Rotating shaft is fixedly connected, and tooth bar is fixedly connected with the second guide rail 6.Between the pedestal 1a of diamond segment positioning seat 1 and the second guide rail 6 It is fixedly connected by the second fastening bolt 10, the bolt hole on pedestal 1a is in strip, the thickness according to diamond segment can use Property ground adjustment diamond segment positioning seat 1 position, make clamped diamond segment median plane position and clamped Buddha's warrior attendant Stone saw sheet matrix 5 median plane coincides.Diamond segment positioning seat 1 also has is easy to cutter head clamping device 4 clamping diamond knife The advantage of head.
Further illustrate diamond segment positioning seat 1 and diamond cutting tool welding by illustrating processing diamond saw blade Machine;As shown in figure 4, when diamond segment positioning seat 1 is located at the left side of cutter head clamping device 4, the knife of diamond segment positioning seat 1 Head guide channel 1d3 is connected with the cutter head passage that goes out of cutter head automatic conveying device 9.Manipulation cutter head automatic conveying device 9 is by one Individual diamond segment is sent in cutter head jaws 1d2 of diamond segment positioning seat 1 and the end face of diamond segment and cutter head end Face backer 1e leans;Then manipulation synchronous pneumatic folder 1b clamps diamond segment, and and then manipulation mechanical mobile device makes Diamond segment positioning seat 1 drives diamond segment movement to cutter head clamping device 4, as shown in Figure 5;Manipulate knife afterwards The cutter head clamp assemblies of head clamping device 4 decline and clamp diamond segment and manipulation synchronous pneumatic folder 1b whether diamond Cutter head and cutter head clamp assemblies rise reset;Finally manipulation mechanical mobile device makes diamond segment positioning seat 1 side shifting to the left Reset and the cutter head clamp assemblies of manipulation cutter head clamping device 4 decline the side top making diamond segment and saw bit matrix 5 Lean, complete to weld by high-frequency heating.
Embodiment two
The present embodiment is essentially identical with the structure of embodiment one and principle, the no longer burden description of essentially identical part, only retouches State different place, different place is:Diamond segment positioning seat 1 is located at the dead ahead of cutter head clamping device 4, that The guide direction of the second guide rail 6 and the clamping face of saw bit matrix clamping tooling are vertically arranged.
Embodiment three
The present embodiment is essentially identical with the structure of embodiment one and principle, the no longer burden description of essentially identical part, only retouches State different place, different place is:Mechanical mobile device be flexible manipulator, flexible manipulator include base and Mounting head, base is fixedly connected with frame 2, and the pedestal 1a of diamond segment positioning seat 1 is fixedly connected with mounting head.

Claims (10)

1. a kind of diamond segment positioning seat, including pedestal (1a) it is characterised in that this diamond segment positioning seat also includes one Individual synchronous pneumatic folder (1b) and the cutter head shovel plate (1c) in strip;Synchronous pneumatic folder (1b) is located under cutter head shovel plate (1c) Side, cutter head shovel plate (1c) is fixedly connected with pedestal (1a);Synchronous pneumatic folder (1b) has cylinder body (1b1) and two slippery fellows (1b2), cylinder body (1b1) is fixedly connected with pedestal (1a);It is fixedly connected with a chuck (1d), cutter head on each foxy (1b2) Shovel plate (1c) is located between two chucks (1d), and the opposite face of two chucks (1d) is respectively provided with positioned at cutter head shovel plate (1c) Cutter head clamping lip (1d1) of top;It is additionally provided with cutter head end face backer (1e) above cutter head shovel plate (1c).
2. diamond segment positioning seat according to claim 1 is it is characterised in that the cutter head of two described chucks (1d) presss from both sides Hold lip (1d1) and form a cutter head jaws (1d2);Two described chucks (1d) also form one and cutter head jaws (1d2) one end The cutter head guide channel (1d3) being connected.
3. diamond segment positioning seat according to claim 2 is it is characterised in that described cutter head clamping lip (1d1) includes With level that the top surface of cutter head shovel plate (1c) be arranged in parallel clamping lip (1d11) and vertical with the top surface of cutter head shovel plate (1c) The vertical clamping lip (1d12) of setting.
4. the diamond segment positioning seat according to claim 1 or 2 or 3 is it is characterised in that described synchronous pneumatic presss from both sides (1b) Cylinder body (1b1) on be fixed with mounting seat (1f), cutter head end face backer (1e) pass through the first fastening bolt (1g) and mounting seat (1f) it is fixedly connected;Bolt hole on cutter head end face backer (1e) is in strip.
5. the diamond segment positioning seat according to claim 1 or 2 or 3 is it is characterised in that described synchronous pneumatic presss from both sides (1b) Cylinder body (1b1) on be fixed with mounting seat (1f), the upper screw thread of mounting seat (1f) is connected with can be with the side of one of chuck (1d) The caging bolt (1h) leaning.
6. the diamond segment positioning seat according to claim 1 or 2 or 3 is it is characterised in that described cutter head shovel plate (1c) Top surface both sides of the edge at be respectively provided with raise up gear bits bar (1c1).
7. a kind of diamond cutting tool bonding machine, including the clamping of frame (2), cutting tool matrix positioning tool (3) and cutter head Device (4), cutter head clamping device (4) is located at the top of cutting tool matrix positioning tool (3) it is characterised in that this diamond Cutting tool bonding machine also includes the diamond segment positioning seat (1) described in any one in claim 1 to 6;Cutter head clamps Device (4) has connecting seat, and connecting seat is fixedly connected with frame (2);Diamond segment positioning seat (1) is located at cutter head clamping device (4) side, frame (2) is provided with can be by mobile for diamond segment positioning seat (1) machine to cutter head clamping device (4) Tool mobile device.
8. diamond cutting tool bonding machine according to claim 7 is it is characterised in that described mechanical mobile device includes Horizontally disposed second guide rail (6), the second guide rail (6) is provided with the guide pin bushing (7) being fixedly connected with frame (2);Fixing in frame There is the drive component that can make the second guide rail (6) movement;The pedestal (1a) of diamond segment positioning seat (1) and the second guide rail (6) it Between be fixedly connected.
9. diamond cutting tool bonding machine according to claim 8 is it is characterised in that described diamond segment positioning seat (1) it is fixedly connected by the second fastening bolt (10) between pedestal (1a) and the second guide rail (6), the bolt hole on pedestal (1a) In strip.
10. diamond cutting tool bonding machine according to claim 7 is it is characterised in that described mechanical mobile device is Flexible manipulator, flexible manipulator includes base and mounting head, and base is fixedly connected with frame (2), diamond segment positioning seat (1) pedestal (1a) is fixedly connected with mounting head.
CN201621022491.0U 2016-08-31 2016-08-31 Diamond segments positioning seat and diamond cutting means welding machine Withdrawn - After Issue CN205967745U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621022491.0U CN205967745U (en) 2016-08-31 2016-08-31 Diamond segments positioning seat and diamond cutting means welding machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621022491.0U CN205967745U (en) 2016-08-31 2016-08-31 Diamond segments positioning seat and diamond cutting means welding machine

Publications (1)

Publication Number Publication Date
CN205967745U true CN205967745U (en) 2017-02-22

Family

ID=58039194

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621022491.0U Withdrawn - After Issue CN205967745U (en) 2016-08-31 2016-08-31 Diamond segments positioning seat and diamond cutting means welding machine

Country Status (1)

Country Link
CN (1) CN205967745U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106180957A (en) * 2016-08-31 2016-12-07 项大清 Diamond segment positioning seat and diamond cutting tool bonding machine
CN114055060A (en) * 2021-12-28 2022-02-18 台州市圣西亚金刚石设备有限公司 Diamond skewed tooth tool bit positioner and circular saw blade tool bit welding machine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106180957A (en) * 2016-08-31 2016-12-07 项大清 Diamond segment positioning seat and diamond cutting tool bonding machine
CN114055060A (en) * 2021-12-28 2022-02-18 台州市圣西亚金刚石设备有限公司 Diamond skewed tooth tool bit positioner and circular saw blade tool bit welding machine
CN114055060B (en) * 2021-12-28 2024-04-09 台州市圣西亚金刚石设备有限公司 Diamond helical tooth tool bit positioner and circular saw blade tool bit welding machine

Similar Documents

Publication Publication Date Title
CN106181012B (en) Diamond cutting tool bonding machine
CN105027991B (en) A kind of automatic grafting machine entire row cuts seedling device
CN104128733B (en) Adjustable welding set
CN205967745U (en) Diamond segments positioning seat and diamond cutting means welding machine
CN206105143U (en) Diamond cutting means welding machine
CN207770980U (en) A kind of bar blanking machine of hydraulic control
CN106180957B (en) Diamond segment positioning seat and diamond cutting tool bonding machine
CN106975852B (en) Thin diamond wall drilling welding machine ring serrated knife head welding fixture
CN106964866B (en) Diamond cutting tool welder and method for welding cutting tool using welder
CN203437743U (en) Automatic material stirring and feeding device of circular saw
CN216576369U (en) Circular saw blade tool bit welding machine
CN205290158U (en) Be applied to welding machine of aluminium alloy production and processing
CN211991656U (en) Adjustable welding workbench for metal frame
CN212384649U (en) A processing frock for major diameter bolt ball
CN210006712U (en) Positioning device of photovoltaic silicon wafer inserting machine
CN210678458U (en) Machining clamping jig
CN210189153U (en) Hydraulic clamp for special machine tool for drilling U-shaped drill
CN209380262U (en) A kind of rapid processing equipment of deep trouth
CN202591826U (en) Automobile plate resistance spot welding test workbench
CN207548986U (en) Wire frame fluting apparatus
CN201720716U (en) Clamping device of cutting machine tool
CN112605576A (en) Automatic robot for multi-point welding and working method thereof
CN202129818U (en) Gel cutting machine equipped with ultrafiltration membrane assembly
CN206653081U (en) Thin diamond wall drilling welding machine ring serrated knife head weld jig
CN205362856U (en) Use cutting device of punch press processing axle type work piece

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned
AV01 Patent right actively abandoned

Granted publication date: 20170222

Effective date of abandoning: 20180227