CN108340182A - A kind of mould machine processing bolt hole processing plant - Google Patents

A kind of mould machine processing bolt hole processing plant Download PDF

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Publication number
CN108340182A
CN108340182A CN201810427125.0A CN201810427125A CN108340182A CN 108340182 A CN108340182 A CN 108340182A CN 201810427125 A CN201810427125 A CN 201810427125A CN 108340182 A CN108340182 A CN 108340182A
Authority
CN
China
Prior art keywords
motor
main support
clamping
screw
bolt hole
Prior art date
Application number
CN201810427125.0A
Other languages
Chinese (zh)
Inventor
单义丹
Original Assignee
单义丹
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 单义丹 filed Critical 单义丹
Priority to CN201810427125.0A priority Critical patent/CN108340182A/en
Publication of CN108340182A publication Critical patent/CN108340182A/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06Work-clamping means
    • B23Q3/062Work-clamping means adapted for holding workpieces having a special form or being made from a special material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/22Feeding members carrying tools or work
    • B23Q5/28Electric drives
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/22Feeding members carrying tools or work
    • B23Q5/34Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
    • B23Q5/38Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
    • B23Q5/46Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously with variable speed ratio
    • B23Q5/48Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously with variable speed ratio by use of toothed gears

Abstract

The invention discloses a kind of mould machine processing bolt hole processing plants, including pedestal, clamping motor, left clamping jaw, right clamping jaw, main drive motor, crane and bore motor, the upper surface of the platform is equipped with main support, clamping motor is installed on the right side of main support, the output shaft left end of clamping motor is installed with ball screw by shaft coupling, screw thread is equipped with left slider and right sliding block on left and right two parts screw thread of ball screw, and the upside of left slider and right sliding block is mounted by means of screws with left clamping jaw and right clamping jaw respectively.Structure of the invention is novel, by adjusting the spacing between left slider and right sliding block, to meet different size mold clamping work, without needing to change mold when greatly improving the versatility of device and processing;By the cooperation of half gear and sliding rack, to make drill bit continuously move up and down, compared to the mode disposably to drill, persistent pressure and continuous bore mode energy effective protection drill bit reduce the risk of Drill Crack.

Description

A kind of mould machine processing bolt hole processing plant

Technical field

The present invention relates to motor field, specifically a kind of mould machine processing bolt hole processing plant.

Background technology

Mold, in industrial production to be molded, be blow molded, squeeze out, die casting or the methods of forging forming, smelting, punching press obtain The various moulds and tool of required product.In brief, mold is the tool for making formed article, and this tool is by each Kind part is constituted, and different molds is made of different parts.It is mainly by the change of physical state of the formed material come real The processing of existing article shape.Blank is set to become the tool for the product for having specific shape and size under external force.It is widely used in The pressure of the products such as punching, die forging, cold-heading, extruding, metallic sintered products compacting, compression casting and engineering plastics, rubber, ceramics In the forming of modeling or injection molding.Mold has specific profile or cavity shape, can be with using the contour shape with cutting edge Blank is set to be detached by profile wire shaped(Punching).Blank can be made to obtain corresponding three-dimensional shape using cavity shape.Mold Generally comprise dynamic model and cover half(Or punch-pin and cavity plate)Two parts, the two are partable.Product is taken out when separating, is made when closing up Blank injects mold cavity forming.Mold is precision instrument, complex-shaped, bears the expansive force of blank, to structural strength, rigidity, Case hardness, surface roughness and machining accuracy all have higher requirements, and the development level of mold production is machine-building level One of the important signs that.

In mold pressing process, it is often necessary to carry out the processing of bolt hole to mold, the bolt hole of existing mold adds Man-hour requirement is being added to exchange different clamping work on the mold of different size during work, and existing device is in processing It often will appear drill bit and feed too fast the case where causing drill bit to break end.

Invention content

The purpose of the present invention is to provide a kind of mould machine processing bolt hole processing plants, to solve above-mentioned background skill The problem of being proposed in art.

To achieve the above object, the present invention provides the following technical solutions:

A kind of mould machine processing bolt hole processing plant, including pedestal, clamping motor, left clamping jaw, right clamping jaw, main driving electricity The upper surface of machine, crane and bore motor, the platform is equipped with main support, is fixed and is connected by screw between main support and platform It connects, is installed with clamping motor on the right side of main support, the output shaft level of clamping motor to the left and pierces into inside main support, presss from both sides The output shaft left end of tight motor is installed with ball screw by shaft coupling, and the other end of ball screw is rotated by bearing pacifies On main support, the lower section of the ball screw is equipped with limited post, limited post and ball screw keeping parallelism, ball screw Screw thread is equipped with left slider and right sliding block on two parts screw thread of left and right, and the upside of left slider and right sliding block is fixed by screw respectively Left clamping jaw and right clamping jaw are installed,;The upper surface of the platform is equipped with main support, passes through the company of welding between main support and platform It connects, the upper center position of the main support, which is fixed by the bracket, is equipped with main drive motor, and the output shaft of main drive motor is perpendicular Straight downward and main drive motor output shaft lower end is pierced by main support, and the downside of the main support is also mounted by means of screws with The output shaft lower end of link, main drive motor is fixedly mounted on by bearing on link, on the output shaft of main drive motor Also interference fit is equipped with driving gear, and the both sides of driving gear, which also mesh with, is connected with driven gear, at the core wheel of driven gear Interference fit worm screw is installed, be located at the left and right sides worm screw installation direction on the contrary, the link downside left and right two parts It is equipped with mounting bracket, by being welded to connect between mounting bracket and link, worm gear, worm gear and worm screw are rotatablely equipped on mounting bracket It is adapted, half gear is also rotatablely equipped on mounting bracket, the inside both sides of the main support are also mounted by means of screws with cunning Rail is slidably fitted with sliding rack on the sliding rail of both sides, is located at the teeth portion of the sliding rack of both sides towards relatively, slides Rack engages connection with the teeth portion of half gear, and the downside of the sliding rack is equipped with elevating lever, between elevating lever and sliding rack By being welded to connect, the inside of main support is also mounted by means of screws with partition board, and the downside of elevating lever is equipped with crane, lifting Also by being welded to connect between bar and crane, the upper center position of the crane is installed with bore motor drilling The output shaft of motor is installed with drill bit downwards and on the output shaft of bore motor by shaft coupling.

As a further solution of the present invention:The clamping motor is servo motor.

As further scheme of the invention:Left and right two parts of the ball screw are tapped but middle section Not tapping.

As further scheme of the invention:Left and right two parts hand of spiral of the ball screw is opposite.

As further scheme of the invention:The inside of the left clamping jaw and right clamping jaw is provided with groove and groove direction phase To

As further scheme of the invention:Half half with teeth is anodontia in the outer circle of half gear, half gear and worm gear To install with one heart.

As further scheme of the invention:The partition board be located at the lower section of sliding rack and elevating lever straight down and It is pierced by partition board, is clearance fit between elevating lever and partition board.

Compared with prior art, the beneficial effects of the invention are as follows:Structure of the invention is novel, by adjusting left slider and right cunning Spacing between block, to meet different size mold clamping work, when greatly improving the versatility of device and processing without Mold is needed to change, the efficiency of processing mold changing is greatly improved;By the cooperation of half gear and sliding rack, to keep drill bit continuous It moves up and down, compared to the mode disposably to drill, persistent pressure and continuous bore mode energy effective protection drill bit reduce and bore The risk of head rupture, while keeping bolt hole internal diameter more consistent.

Description of the drawings

Fig. 1 is a kind of structural schematic diagram of mould machine processing bolt hole processing plant.

Fig. 2 is the schematic diagram of worm gear and worm screw cooperation in a kind of mould machine processing bolt hole processing plant.

Fig. 3 is the schematic diagram that a kind of positioning table of mould machine processing bolt hole processing plant is overlooked.

In figure:1- pedestals, 2- clamping motors, 3- ball screws, 4- limited posts, 5- left sliders, the right sliding blocks of 6-, the left folders of 7- The right clamping jaw of pawl, 8-, 9- main supports, 10- main drive motors, 11- links, 12- driving gears, 13- driven gears, 14- worm screws, 15- mounting brackets, 16- worm gears, half gears of 17-, 18- sliding rails, 19- sliding racks, 20- elevating levers, 21- partition boards, the second bullets of 22- Spring, 23- cranes, 24- bore motors, 25- drill bits.

Specific implementation mode

The technical solution of this patent is described in more detail With reference to embodiment.

Please refer to Fig.1-3, a kind of mould machine processing bolt hole processing plant, including pedestal 1, clamping motor 2, Zuo Jia The upper surface of pawl 7, right clamping jaw 8, main drive motor 10, crane 23 and bore motor 24, the platform 3 is equipped with main support 9, main It is fixedly connected by screw between holder 9 and platform 3, the right side of main support 9 is installed with clamping motor 2, clamping motor 2 Servo motor, the output shaft level of clamping motor 2 to the left and pierce into inside main support 9, and the output shaft left end of clamping motor 2 is logical It crosses shaft coupling and is installed with ball screw 3, the other end of ball screw 3 is rotatably installed in by bearing on main support 9, ball Left and right two parts of lead screw 3 are tapped but middle section not tapping, left and right two parts hand of spiral of ball screw 3 On the contrary, the lower section of the ball screw 3 is equipped with limited post 4, limited post 4 and 3 keeping parallelism of ball screw, a left side for ball screw 3 Screw thread is equipped with left slider 5 and right sliding block 6 on right two parts screw thread, and the upside of left slider 5 and right sliding block 6 is solid by screw respectively Dingan County is equipped with left clamping jaw 7 and right clamping jaw 8, and left clamping jaw 7 is provided with groove with the inside of right clamping jaw 8 and groove direction is opposite.

The upper surface of the platform 3 is equipped with main support 9, by being welded to connect between main support 9 and platform 3, the main branch The upper center position of frame 9, which is fixed by the bracket, is equipped with main drive motor 10, and the output shaft of main drive motor 10 is straight down And the output shaft lower end of main drive motor 10 is pierced by main support 9, the downside also company of being mounted by means of screws with of the main support 9 Connect frame 11, the output shaft lower end of main drive motor 10 is fixedly mounted on by bearing on link 11, main drive motor 10 it is defeated Also interference fit is equipped with driving gear 12 on shaft, and the both sides of driving gear 12, which also mesh with, is connected with driven gear 13, driven Interference fit is equipped with worm screw 14 at the core wheel of gear 13, is located at 14 installation direction of worm screw of the left and right sides on the contrary, the connection Downside left and right two parts of frame 11 are equipped with mounting bracket 15, by being welded to connect between mounting bracket 15 and link 11, mounting bracket Worm gear 16 is rotatablely equipped on 15, worm gear 16 is adapted with worm screw 14, and half gear 17, half tooth are also rotatablely equipped on mounting bracket 15 Half half with teeth is anodontia in the outer circle of wheel 17, and half gear 17 is concentric installation, the inside both sides of the main support 9 with worm gear 16 It is also mounted by means of screws with sliding rail 18, sliding rack 19 is slidably fitted on the sliding rail 18 of both sides, is located at both sides Sliding rack 19 teeth portion towards opposite, sliding rack 19 engages connection, the sliding rack 19 with the teeth portion of half gear 17 Downside be equipped with elevating lever 20, by being welded to connect between elevating lever 20 and sliding rack 19, the inside of main support 9 also passes through spiral shell Nail is installed with partition board 21, and partition board 21 is located at the lower section of sliding rack 19 and elevating lever 20 straight down and is pierced by partition board 21, It is clearance fit between elevating lever 20 and partition board 21, the downside of elevating lever 20 is equipped with crane 23, elevating lever 20 and crane 23 Between also by being welded to connect, the upper center position of the crane 23 is installed with bore motor 24, bore motor 24 output shaft is installed with drill bit 25 downwards and on the output shaft of bore motor 24 by shaft coupling.

The present invention operation principle be:When needing to be machined mold, mold is put into left clamping jaw 7 and the right side Between clamping jaw 8 in groove, it is then electrified to that clamping motor 2 is made to start to work, clamping motor 2 drives ball screw 3 to start to rotate, by In ball screw 3 left and right two parts hand of spiral on the contrary, to make left slider 5 on ball screw 3 and right sliding block 6 simultaneously to Centre is mobile, drives left clamping jaw 7 and right clamping jaw 8 mobile by mold cramping to centre, so as to by adjusting left slider 5 and right cunning Spacing between block 6, to meet different size mold clamping work, when greatly improving the versatility of device and processing without Mold is needed to change, the efficiency of processing mold changing is greatly improved, while being powered makes main drive motor 10 that driving gear 12 be driven to start to turn It is dynamic, it engages between driving gear 12 and driven gear 13, to make worm screw 14 start to rotate, is engaged between worm screw 14 and worm gear 16 Transmission, to driving half gear 17 to start to rotate indirectly, half gear 17 engage to make with sliding rack 19 sliding rack 19 to Lower slider drives crane 23 to move downward indirectly, and crane 23 moves downward that drill bit 25 is made to begin to decline, and is powered simultaneously Make bore motor 24 that drill bit 25 be driven to start to rotate, drills to mold, due to the cooperation of half gear 17 and sliding rack 19, To make drill bit 25 continuously move up and down, compared to the mode disposably to drill, persistent pressure and continuous bore mode energy Effective protection drill bit reduces the risk that drill bit 25 is broken, while keeping bolt hole internal diameter more consistent.

The better embodiment of this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party Formula, one skilled in the relevant art within the scope of knowledge, can also be under the premise of not departing from this patent objective It makes a variety of changes.

Claims (7)

1. a kind of mould machine processing bolt hole processing plant, including pedestal(1), clamping motor(2), left clamping jaw(7), right folder Pawl(8), main drive motor(10), crane(23)And bore motor(24), it is characterised in that:The platform(3)Upper surface Equipped with main support(9), main support(9)With platform(3)Between be fixedly connected by screw, main support(9)Right side be fixedly mounted There is clamping motor(2), clamping motor(2)Output shaft level to the left and pierce into main support(9)Inside, clamping motor(2)It is defeated Shaft left end is installed with ball screw by shaft coupling(3), ball screw(3)The other end be rotatably installed in by bearing Main support(9)On, the ball screw(3)Lower section be equipped with limited post(4), limited post(4)With ball screw(3)Keep flat Row, ball screw(3)Left and right two parts screw thread on screw thread left slider is installed(5)With right sliding block(6), left slider(5)The right side and Sliding block(6)Upside be mounted by means of screws with left clamping jaw respectively(7)With right clamping jaw(8);The platform(3)Upper surface set There is main support(9), main support(9)With platform(3)Between by being welded to connect, the main support(9)Upper center position it is logical It crosses holder and is installed with main drive motor(10), main drive motor(10)Output shaft straight down and main drive motor(10) Output shaft lower end be pierced by main support(9), the main support(9)Downside be also mounted by means of screws with link(11), Main drive motor(10)Output shaft lower end link is fixedly mounted on by bearing(11)On, main drive motor(10)Output Also interference fit is equipped with driving gear on axis(12), driving gear(12)Both sides also mesh with and be connected with driven gear(13), Driven gear(13)Core wheel at interference fit worm screw is installed(14), it is located at the worm screw of the left and right sides(14)Installation direction phase Instead, the link(11)Downside left and right two parts be equipped with mounting bracket(15), mounting bracket(15)With link(11)Between By being welded to connect, mounting bracket(15)On be rotatablely equipped with worm gear(16), worm gear(16)With worm screw(14)It is adapted, mounting bracket (15)On be also rotatablely equipped with half gear(17), the main support(9)Inside both sides be also mounted by means of screws with sliding rail (18), it is located at the sliding rail of both sides(18)On be slidably fitted with sliding rack(19), it is located at the sliding rack of both sides(19)Tooth Portion's direction is opposite, sliding rack(19)With half gear(17)Teeth portion engagement connection, the sliding rack(19)Downside be equipped with Elevating lever(20), elevating lever(20)With sliding rack(19)Between by being welded to connect, main support(9)Inside also pass through screw It is installed with partition board(21), elevating lever(20)Downside be equipped with crane(23), elevating lever(20)With crane(23)Between Also by being welded to connect, the crane(23)Upper center position be installed with bore motor(24), bore motor 24 output shaft is downwards and bore motor(24)Output shaft on drill bit is installed with by shaft coupling(25).
2. a kind of mould machine processing bolt hole processing plant according to claim 1, it is characterised in that:The clamping Motor(2)For servo motor.
3. a kind of mould machine processing bolt hole processing plant according to claim 1, it is characterised in that:The ball Lead screw(3)Left and right two parts are tapped but middle section not tapping.
4. a kind of mould machine processing bolt hole processing plant according to claim 3, it is characterised in that:The ball Lead screw(3)Left and right two parts hand of spiral it is opposite.
5. a kind of mould machine processing bolt hole processing plant according to claim 1, it is characterised in that:The left folder Pawl(7)With right clamping jaw(8)Inside be provided with groove and groove direction is opposite.
6. a kind of mould machine processing bolt hole processing plant according to claim 1, it is characterised in that:Half tooth Wheel(17)Outer circle on half half with teeth it is anodontia, half gear(17)With worm gear(16)To install with one heart.
7. a kind of mould machine processing bolt hole processing plant according to claim 1, it is characterised in that:The partition board (21)Positioned at sliding rack(19)Lower section and elevating lever(20)Straight down and it is pierced by partition board(21), elevating lever(20)With partition board (21)Between be clearance fit.
CN201810427125.0A 2018-05-07 2018-05-07 A kind of mould machine processing bolt hole processing plant CN108340182A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810427125.0A CN108340182A (en) 2018-05-07 2018-05-07 A kind of mould machine processing bolt hole processing plant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810427125.0A CN108340182A (en) 2018-05-07 2018-05-07 A kind of mould machine processing bolt hole processing plant

Publications (1)

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CN108340182A true CN108340182A (en) 2018-07-31

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108655512A (en) * 2018-08-06 2018-10-16 合肥银泉铸造有限责任公司 A kind of gear-hobbing machine workpiece positioning seat
CN108723840A (en) * 2018-08-15 2018-11-02 合肥五凡工程设计有限公司 A kind of mechanical equipment manufacture pipe fitting drilling device
CN108746878A (en) * 2018-08-06 2018-11-06 合肥银泉铸造有限责任公司 A kind of gear-hobbing machine loading and unloading manipulator workpiece gripper device
CN109201226A (en) * 2018-08-21 2019-01-15 苏州谦合诚智能科技有限公司 A kind of new material processing crushing device
CN110961692A (en) * 2020-01-19 2020-04-07 广州荟园机械科技有限公司 Bolt hole machining device for machining of die
CN108723840B (en) * 2018-08-15 2020-12-22 南京双峰油泵油嘴有限公司 Pipe fitting drilling equipment for mechanical equipment manufacturing

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5218284A (en) * 1975-07-31 1977-02-10 Miyagawa Kogyo Kk Multi-shaft piercing machine for h shape section steel bar
CN201128010Y (en) * 2007-12-24 2008-10-08 徐峰 Aiming type automatic piercing machine for decoration
CN103706829A (en) * 2013-12-23 2014-04-09 济南玫德铸造有限公司 Semi-automatic drilling machine for frame
CN103978241A (en) * 2013-10-21 2014-08-13 惠夏鸣 Fully automatic large-caliber drilling machine
CN206122766U (en) * 2016-09-26 2017-04-26 泉州市科恩智能装备技术研究院有限公司 Mirror surface milling machine processingequipment
CN107414129A (en) * 2017-08-17 2017-12-01 芜湖挺优机电技术有限公司 Machining hole group processing unit (plant)
CN107838739A (en) * 2017-10-16 2018-03-27 浙江美登特种薄膜有限公司 A kind of workpiece feeding and clamping device for horizontal milling machine

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5218284A (en) * 1975-07-31 1977-02-10 Miyagawa Kogyo Kk Multi-shaft piercing machine for h shape section steel bar
CN201128010Y (en) * 2007-12-24 2008-10-08 徐峰 Aiming type automatic piercing machine for decoration
CN103978241A (en) * 2013-10-21 2014-08-13 惠夏鸣 Fully automatic large-caliber drilling machine
CN103706829A (en) * 2013-12-23 2014-04-09 济南玫德铸造有限公司 Semi-automatic drilling machine for frame
CN206122766U (en) * 2016-09-26 2017-04-26 泉州市科恩智能装备技术研究院有限公司 Mirror surface milling machine processingequipment
CN107414129A (en) * 2017-08-17 2017-12-01 芜湖挺优机电技术有限公司 Machining hole group processing unit (plant)
CN107838739A (en) * 2017-10-16 2018-03-27 浙江美登特种薄膜有限公司 A kind of workpiece feeding and clamping device for horizontal milling machine

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108655512A (en) * 2018-08-06 2018-10-16 合肥银泉铸造有限责任公司 A kind of gear-hobbing machine workpiece positioning seat
CN108746878A (en) * 2018-08-06 2018-11-06 合肥银泉铸造有限责任公司 A kind of gear-hobbing machine loading and unloading manipulator workpiece gripper device
CN108723840A (en) * 2018-08-15 2018-11-02 合肥五凡工程设计有限公司 A kind of mechanical equipment manufacture pipe fitting drilling device
CN108723840B (en) * 2018-08-15 2020-12-22 南京双峰油泵油嘴有限公司 Pipe fitting drilling equipment for mechanical equipment manufacturing
CN109201226A (en) * 2018-08-21 2019-01-15 苏州谦合诚智能科技有限公司 A kind of new material processing crushing device
CN110961692A (en) * 2020-01-19 2020-04-07 广州荟园机械科技有限公司 Bolt hole machining device for machining of die
CN110961692B (en) * 2020-01-19 2020-10-02 徐州汇捷机械制造有限公司 Bolt hole machining device for machining of die

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Application publication date: 20180731

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