CN108747693B - Processing device of centrifugal pump - Google Patents

Processing device of centrifugal pump Download PDF

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Publication number
CN108747693B
CN108747693B CN201810341561.6A CN201810341561A CN108747693B CN 108747693 B CN108747693 B CN 108747693B CN 201810341561 A CN201810341561 A CN 201810341561A CN 108747693 B CN108747693 B CN 108747693B
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Prior art keywords
fixedly connected
plate
bearing
side face
groove
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CN201810341561.6A
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CN108747693A (en
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王爱军
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Anhui Changyu Pump Valve Manufacturing Co ltd
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Anhui Changyu Pump Valve Manufacturing Co ltd
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Priority to CN201810341561.6A priority Critical patent/CN108747693B/en
Priority to CN202110154994.2A priority patent/CN112872979A/en
Publication of CN108747693A publication Critical patent/CN108747693A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00—Component parts such as frames, beds, carriages, headstocks
    • B24B41/06—Work supports, e.g. adjustable steadies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B47/00—Drives or gearings; Equipment therefor
    • B24B47/02—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables
    • B24B47/04—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables by mechanical gearing only

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The invention discloses a processing device of a centrifugal pump, which comprises a bottom plate, wherein a supporting block is fixedly connected to the upper surface of the bottom plate, a motor is fixedly connected to the upper surface of the supporting block, an output shaft of the motor is fixedly connected with the right side surface of a driving gear, the driving gear is meshed with a driven gear, the driven gear is positioned on the front side of the driving gear, and the driven gear is sleeved on the outer surface of a threaded cap. This processingequipment of centrifugal pump, through setting up the screw thread post, first bearing, the sliding sleeve, the second pivot, the driving gear, including a motor, an end cap, a controller, and a cover plate, driven gear and right splint, when needs are polished the part, the workman places the part between left splint and right splint, thereby make the workman can be fine polish to the part surface, thereby the surface of part need not polish repeatedly, workman's time has not only been saved like this, and do not need the face that the workman from time to time adjusted the part and need polish, thereby workman's operation has been saved.

Description

Processing device of centrifugal pump
Technical Field
The invention relates to the technical field of machining, in particular to a machining device of a centrifugal pump.
Background
Machine refers to the generic term of machine and mechanism. The machine is a tool device which can help people to reduce work difficulty or save labor, and articles such as chopsticks, brooms and tweezers can be called as the machine, and the machines are simple machines. The complex machine is composed of two or more simple machines.
The existing centrifugal pump is assembled by a plurality of parts, the parts can be used after the steps of polishing, paint spraying and the like, the parts cannot be well fixed by the existing polishing device in the market when the parts are polished, the parts cannot be well polished when the parts are polished, the surfaces of the parts need to be repeatedly polished by workers, the time of the workers is wasted, the surfaces of the workers which need to be polished are required to be adjusted from time to time, and the operation of the workers is troublesome.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a machining device of a centrifugal pump.
The purpose of the invention can be realized by the following technical scheme: the utility model provides a processingequipment of centrifugal pump, includes the bottom plate, the last fixed surface of bottom plate is connected with the supporting shoe, the last fixed surface of supporting shoe is connected with the motor, the output shaft of motor and the right flank fixed connection of driving gear, the driving gear meshes with driven gear mutually, driven gear is located the front side of driving gear, driven gear cup joints the surface at the screw cap, the third bearing has been cup jointed to the surface of screw cap, the right flank of third bearing joint at first curb plate, the lower surface of first curb plate and the last fixed surface of bottom plate are connected.
The left surface joint of first curb plate has slider, slider's the left end and the right flank fixed connection of baffle, the right side of baffle and the left end fixed connection of screw thread post, the surface threaded connection of screw thread post has the screw cap, the left surface joint of baffle has first rotary device, the left end of first rotary device and the right side fixed connection of right splint, first recess has been seted up to the left side of right splint, the left side of right splint is provided with left splint, the second recess has been seted up to the right side of left splint, the left surface of left splint and the right-hand member fixed connection of second rotary device, the right flank of second rotary device joint at the second curb plate, the lower surface of second curb plate and the last fixed surface connection of bottom plate.
The lower surface of the second side plate is fixedly connected with the upper surface of the bottom plate, a third groove is formed in the upper surface of the bottom plate, an electric push rod is fixedly connected with the lower surface of the inner wall of the third groove, a fixture block is fixedly connected to the top end of the electric push rod, a turntable is arranged above the fixture block, the right side face of the turntable is fixedly connected with the left end of the second rotating device, a plurality of clamping grooves are formed in the outer surface of the turntable, a handle is fixedly connected with the left side face of the turntable, a power supply and a switch are arranged on the front surface of the bottom plate, and the switch is located on the.
In foretell processingequipment of centrifugal pump slider includes the sliding sleeve, the sliding sleeve joint is at the right flank of first curb plate, the sliding sleeve cup joints the slide bar in, the left end of slide bar and the right flank fixed connection of baffle.
In the processing device of the centrifugal pump, the first rotating device comprises a first bearing, the first bearing is clamped on the left side face of the baffle, a first rotating shaft is sleeved in the first bearing, and the left end of the first rotating shaft is fixedly connected with the right side face of the right clamping plate.
In foretell processingequipment of centrifugal pump the second rotary device includes the second bearing, the right flank of second curb plate is connected to the second bearing joint, the second pivot has been cup jointed in the second bearing, the right-hand member of second pivot and the left surface fixed connection of left splint, the left end of second pivot and the right flank fixed connection of carousel.
In the processing device of the centrifugal pump, the first groove is rectangular, and the height and the width of the first groove are the same as those of the second groove.
In the processing device of the centrifugal pump, the output end of the power supply is electrically connected with the input end of the switch, and the output end of the switch is respectively electrically connected with the input ends of the motor and the electric push rod.
In the processing device of the centrifugal pump, the shape of the first side plate and the shape of the second side plate are both rectangular, and the width and the height of the first side plate are the same as those of the second side plate.
Advantageous effects
The invention provides a processing device of a centrifugal pump, which has the following beneficial effects:
1. the processing device of the centrifugal pump comprises a threaded column, a first bearing, a sliding sleeve, a second rotating shaft, a driving gear, a motor, a driven gear and a right clamping plate, wherein when a part needs to be polished, a worker places the part between the left clamping plate and the right clamping plate, controls the output shaft of the motor to rotate in a forward direction, enables the driving gear to drive the driven gear to rotate in a forward direction, enables the driven gear to drive a threaded cap to rotate, enables the threaded column to move leftwards, enables the threaded column to drive a baffle to move leftwards, enables the baffle to drive the right clamping plate to move leftwards, enables the right clamping plate and the left clamping plate to clamp the part, then enables a turntable to rotate by shaking a handle, enables the turntable to drive the second rotating shaft to rotate, enables the left clamping plate to drive the part and the right clamping plate to rotate, controls an electric push rod to extend when the part can rotate to, therefore, the part is fixed and can not rotate, so that a worker can well polish the surface of the part without repeatedly polishing the surface of the part, the time of the worker is saved, the worker does not need to adjust the surface of the part to be polished, and the operation of the worker is saved.
2. This processingequipment of centrifugal pump through setting up slide bar and sliding sleeve to can drive the slide bar and remove about when making the baffle remove, make the slide bar remove about in the sliding sleeve, thereby make the baffle can not rock when removing about.
3. According to the processing device of the centrifugal pump, the second rotating shaft and the second bearing are arranged, so that the second rotating shaft can be driven to rotate when the rotary table rotates, the second rotating shaft rotates in the second bearing, and the rotary table cannot shake and is more stable when rotating.
Drawings
FIG. 1 is a schematic cross-sectional view of the front view of the present invention;
FIG. 2 is a schematic right-view structural diagram of the present invention;
fig. 3 is a front view of the present invention.
In the figure: the automatic locking device comprises a base plate 1, a support block 2, a motor 3, a driven gear 4, a driving gear 5, a threaded cap 6, a third bearing 7, a first side plate 8, a sliding device 9, a sliding rod 901, a sliding sleeve 902, a baffle 10, a threaded column 11, a first rotating device 12, a first bearing 121, a first rotating shaft 122, a right clamping plate 13, a first groove 14, a second groove 15, a left clamping plate 16, a second rotating device 17, a second rotating shaft 171, a second bearing 172, a rotating disc 18, a handle 19, a clamping groove 20, a clamping block 21, an electric push rod 22, a third groove 23, a power supply 24, a switch 25 and a second side plate 26.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1-3, the present invention provides a technical solution: a processing device of a centrifugal pump comprises a bottom plate 1, wherein a supporting block 2 is fixedly connected to the upper surface of the bottom plate 1, the supporting block 2 is arranged, so that a motor 3 cannot rotate and is more stable when the machine body works, the motor 3 is fixedly connected to the upper surface of the supporting block 2, an output shaft of the motor 3 is fixedly connected with the right side surface of a driving gear 5, the driving gear 5 is meshed with a driven gear 4, the driving gear 5 and the driven gear 4 are arranged, so that the driving gear 5 can drive the driven gear 4 to rotate when rotating, the driven gear 4 can drive a threaded cap 6 to rotate, the driven gear 4 is positioned on the front side of the driving gear 5, the driven gear 4 is sleeved on the outer surface of the threaded cap 6, a third bearing 7 is sleeved on the outer surface of the threaded cap 6, and the threaded cap 6 can normally rotate and cannot move left, thereby make driven gear 4 can mesh with driving gear 5 mutually all the time, the right flank at first curb plate 8 of third bearing joint, the lower surface of first curb plate 8 is connected with the last fixed surface of bottom plate 1, the shape of first curb plate 8 and the shape of second curb plate 26 are the rectangle, and the width and the height of first curb plate 8 are the same with the width and the height of second curb plate 26.
The sliding device 9 is clamped on the left side surface of the first side plate 8, the sliding device 9 comprises a sliding sleeve 902, the sliding sleeve 902 is clamped on the right side surface of the first side plate 8, a sliding rod 901 is sleeved in the sliding sleeve 902, the left end of the sliding rod 901 is fixedly connected with the right side surface of the baffle plate 10, the sliding rod 901 and the sliding sleeve 902 are arranged, so that the sliding rod 901 can be driven to move left and right when the baffle plate 10 moves left and right, the sliding rod 901 moves left and right in the sliding sleeve 902, so that the baffle plate 10 cannot shake when moving left and right, the left end of the sliding device 9 is fixedly connected with the right side surface of the baffle plate 10, the right side surface of the baffle plate 10 is fixedly connected with the left end of the threaded column 11, the outer surface of the threaded column 11 is in threaded connection with a threaded cap 6, the left side surface of the baffle plate 10 is clamped with a first rotating device 12, the first rotating device 12, the left end of the first rotating shaft 122 is fixedly connected with the right side surface of the right clamping plate 13, the first bearing 121 and the first rotating shaft 122 are arranged, so that the right clamping plate 13 can drive the first rotating shaft 122 to rotate when rotating, the first rotating shaft 122 rotates in the first bearing 121, so that the right clamping plate 13 cannot shake and is more stable when rotating, and parts can be better polished, the left end of the first rotating device 12 is fixedly connected with the right side surface of the right clamping plate 13, the left side surface of the right clamping plate 13 is provided with a first groove 14, the first groove 14 is rectangular, the height and the width of the first groove 14 are the same as those of a second groove 15, the first groove 14 and the second groove 15 are arranged, so that the parts can be clamped, the parts cannot shake and are more stable when rotating, the left side of the right clamping plate 13 is provided with a left clamping plate 16, second recess 15 has been seted up to the right flank of left splint 16, the left surface of left splint 16 and the right-hand member fixed connection of second rotary device 17, second rotary device 17 includes second bearing 172, the joint of second bearing 172 is at the right flank of second curb plate 26, second pivot 171 has been cup jointed in second bearing 172, the right-hand member of second pivot 171 and the left surface fixed connection of left splint 16, the left end of second pivot 171 and the right flank fixed connection of carousel 18, through setting up second pivot 171 and second bearing 172, thereby it is rotatory to make carousel 18 can drive second pivot 171 when rotatory, make second pivot 171 at second bearing 172 internal rotation, thereby make carousel 18 can not rock and more stable when rotatory, the right flank of second rotary device 17 joint at second curb plate 26, the lower surface of second curb plate 26 and the upper surface fixed connection of bottom plate 1.
The lower surface of the second side plate 26 is fixedly connected with the upper surface of the bottom plate 1, the upper surface of the bottom plate 1 is provided with a third groove 23, the lower surface of the inner wall of the third groove 23 is fixedly connected with an electric push rod 22, the top end of the electric push rod 22 is fixedly connected with a fixture block 21, a turntable 18 is arranged above the fixture block 21, the right side surface of the turntable 18 is fixedly connected with the left end of the second rotating device 17, the outer surface of the turntable 18 is provided with a plurality of clamping grooves 20, the fixture block 21 can be clamped into the clamping grooves 20 to fix the turntable 18 by arranging the clamping grooves 20 and the fixture block 21, so that the left clamping plate 16 can not freely rotate, the left side surface of the turntable 18 is fixedly connected with a handle 19, the handle 19 is arranged, so that a worker can more conveniently drive the turntable 18 to rotate, the front surface of the bottom plate 1 is provided with a power supply 24 and a switch, thereby make motor 3 and electric putter 22 can normally work, switch 25 is located the left side of power 24, and the output of power 24 is connected with the input electricity of switch 25, through setting up switch 25 to make the workman can control motor 3 and electric putter 22 respectively through switch 25 and carry out work, the output of switch 25 is connected with the input electricity of motor 3 and electric putter 22 respectively.
The working principle is as follows: a worker places a part between a left clamping plate 16 and a right clamping plate 13, controls the output shaft of a motor 3 to rotate in the forward direction, enables a driving gear 5 to rotate to drive a driven gear 4 to rotate in the forward direction, enables the driven gear 4 to drive a threaded cap 6 to rotate, enables a threaded column 11 to move leftwards, enables the threaded column 11 to drive a baffle plate 10 to move leftwards, enables the baffle plate 10 to drive a right clamping plate 13 to move leftwards, enables the right clamping plate 13 to clamp the part with the left clamping plate 16, then enables a rotary table 18 to rotate by shaking a handle 19, enables the rotary table 18 to drive a second rotating shaft 171 to rotate, enables the left clamping plate 16 to drive the part and the right clamping plate 13 to rotate, controls an electric push rod 22 to extend when the part can rotate to a proper position, enables a clamping block 21 to move upwards to be clamped into a clamping groove 20, enables the part to be, when the part needs to be changed and the surface of polishing is polished, control electric putter 22 work makes fixture block 21 no longer block in draw-in groove 20, then wave handle 19 and make carousel 18 rotatory, make carousel 18 drive left splint 16 rotatory, make left splint 16 drive part and right splint 13 rotatory, when the part rotates to suitable position, control fixture block 21 blocks into in draw-in groove 20 once more and makes carousel 18 fixed, thereby make the part can not rock when being polished, after polishing the completion, the output shaft reversal of control motor 3, make screw cap 6 reversal drive screw post 11 move to the right, make screw post 11 drive baffle 10 move to the right, make right splint 13 move to the right and no longer clip the part with left splint 16, the workman takes out the part of polishing at last can.
In conclusion, 1, the processing device of the centrifugal pump, by arranging the threaded column 11, the first bearing 121, the sliding sleeve 902, the second rotating shaft 171, the driving gear 5, the motor 3, the driven gear 4 and the right clamping plate 13, when a part needs to be polished, a worker places the part between the left clamping plate 16 and the right clamping plate 13, controls the output shaft of the motor 3 to rotate forward, so that the driving gear 5 rotates forward to drive the driven gear 4 to rotate forward, so that the driven gear 4 drives the threaded cap 6 to rotate, so that the threaded column 11 can move leftward, so that the threaded column 11 drives the baffle 10 to move leftward, so that the baffle 10 drives the right clamping plate 13 to move leftward, so that the right clamping plate 13 can clamp the part with the left clamping plate 16, and then the worker can rotate the rotary table 18 by shaking the handle 19, so that the rotary table 18 drives the second rotating shaft 171 to rotate, so that the left, when the part can rotate to a proper position, the electric push rod 22 is controlled to extend, the clamping block 21 moves upwards and is clamped into the clamping groove 20, so that the part is fixed and can not rotate, a worker can polish the surface of the part well, the surface of the part does not need to be polished repeatedly, time of the worker is saved, the worker does not need to adjust the surface of the part to be polished at intervals, and operation of the worker is saved.
2. According to the processing device of the centrifugal pump, the sliding rod 901 and the sliding sleeve 902 are arranged, so that the sliding rod 901 can be driven to move left and right when the baffle 10 moves left and right, the sliding rod 901 moves left and right in the sliding sleeve 902, and the baffle 10 cannot shake when moving left and right.
3. According to the processing device of the centrifugal pump, the second rotating shaft 171 and the second bearing 172 are arranged, so that the rotating disc 18 can be driven to rotate when rotating, the second rotating shaft 171 rotates in the second bearing 172, and the rotating disc 18 cannot shake and is more stable when rotating.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Although the terms of the bottom plate 1, the supporting block 2, the motor 3, the driven gear 4, the driving gear 5, the threaded cap 6, the third bearing 7, the first side plate 8, the sliding device 9, the sliding rod 901, the sliding sleeve 902, the baffle 10, the threaded post 11, the first rotating device 12, the first bearing 121, the first rotating shaft 122, the right clamping plate 13, the first groove 14, the second groove 15, the left clamping plate 16, the second rotating device 17, the second rotating shaft 171, the second bearing 172, the rotating disc 18, the handle 19, the clamping groove 20, the clamping block 21, the electric push rod 22, the third groove 23, the power source 24, the switch 25, the second side plate 26, and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims (4)

1. A processingequipment of centrifugal pump, includes bottom plate (1), its characterized in that: the upper surface of the bottom plate (1) is fixedly connected with a supporting block (2), the upper surface of the supporting block (2) is fixedly connected with a motor (3), an output shaft of the motor (3) is fixedly connected with the right side surface of a driving gear (5), the driving gear (5) is meshed with a driven gear (4), the driven gear (4) is located on the front side of the driving gear (5), the driven gear (4) is sleeved on the outer surface of a threaded cap (6), a third bearing (7) is sleeved on the outer surface of the threaded cap (6), the third bearing (7) is clamped on the right side surface of a first side plate (8), and the lower surface of the first side plate (8) is fixedly connected with the upper surface of the bottom plate (1);
the left side face of the first side plate (8) is connected with a sliding device (9) in a clamping manner, the left end of the sliding device (9) is fixedly connected with the right side face of a baffle plate (10), the right side face of the baffle plate (10) is fixedly connected with the left end of a threaded column (11), the outer surface of the threaded column (11) is connected with a threaded cap (6) in a threaded manner, the left side face of the baffle plate (10) is connected with a first rotating device (12) in a clamping manner, the left end of the first rotating device (12) is fixedly connected with the right side face of a right clamping plate (13), a first groove (14) is formed in the left side face of the right clamping plate (13), a left clamping plate (16) is arranged on the left side of the right clamping plate (13), a second groove (15) is formed in the right side face of the left clamping plate (16), the left side face of the left clamping plate (16) is fixedly connected with the right end of a second rotating device (17), and the second rotating device (, the lower surface of the second side plate (26) is fixedly connected with the upper surface of the bottom plate (1);
the lower surface of the second side plate (26) is fixedly connected with the upper surface of the bottom plate (1), a third groove (23) is formed in the upper surface of the bottom plate (1), an electric push rod (22) is fixedly connected with the lower surface of the inner wall of the third groove (23), a clamping block (21) is fixedly connected to the top end of the electric push rod (22), a rotary table (18) is arranged above the clamping block (21), the right side surface of the rotary table (18) is fixedly connected with the left end of the second rotating device (17), a plurality of clamping grooves (20) are formed in the outer surface of the rotary table (18), a handle (19) is fixedly connected to the left side surface of the rotary table (18), a power source (24) and a switch (25) are arranged on the front surface of the bottom plate (1), and the switch (25) is located on the left side of;
the sliding device (9) comprises a sliding sleeve (902), the sliding sleeve (902) is clamped on the right side face of the first side plate (8), a sliding rod (901) is sleeved in the sliding sleeve (902), and the left end of the sliding rod (901) is fixedly connected with the right side face of the baffle (10);
the first rotating device (12) comprises a first bearing (121), the first bearing (121) is clamped on the left side face of the baffle (10), a first rotating shaft (122) is sleeved in the first bearing (121), and the left end of the first rotating shaft (122) is fixedly connected with the right side face of the right clamping plate (13);
second rotary device (17) includes second bearing (172), second bearing (172) joint is at the right flank of second curb plate (26), second pivot (171) have been cup jointed in second bearing (172), the right-hand member of second pivot (171) and the left surface fixed connection of left splint (16), the right-hand member of second pivot (171) and the right flank fixed connection of carousel (18).
2. A machining apparatus of a centrifugal pump according to claim 1, characterized in that: the first groove (14) is rectangular in shape, and the height and width of the first groove (14) are the same as those of the second groove (15).
3. A machining apparatus of a centrifugal pump according to claim 1, characterized in that: the output end of the power supply (24) is electrically connected with the input end of the switch (25), and the output end of the switch (25) is electrically connected with the input ends of the motor (3) and the electric push rod (22) respectively.
4. A machining apparatus of a centrifugal pump according to claim 1, characterized in that: the shape of the first side plate (8) and the shape of the second side plate (26) are both rectangular, and the width and the height of the first side plate (8) are the same as those of the second side plate (26).
CN201810341561.6A 2018-04-17 2018-04-17 Processing device of centrifugal pump Active CN108747693B (en)

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CN201810341561.6A CN108747693B (en) 2018-04-17 2018-04-17 Processing device of centrifugal pump
CN202110154994.2A CN112872979A (en) 2018-04-17 2018-04-17 Processing device of centrifugal pump

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Application Number Priority Date Filing Date Title
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CN109318087A (en) * 2018-11-18 2019-02-12 湖南新融创科技有限公司 A kind of Cellphone Accessories processing unit (plant)
CN110227955A (en) * 2019-05-30 2019-09-13 嘉兴力托机械股份有限公司 It is a kind of for cutting the machining center of capstan winch
CN112091275A (en) * 2020-09-23 2020-12-18 李波 Machining operation platform for machining box parts

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CN101708562B (en) * 2009-11-17 2011-04-06 浙江海力集团有限公司 Equipment and process for manufacturing burglarproof bolt L-shaped groove
CN204339346U (en) * 2014-11-25 2015-05-20 西安航空职业技术学院 Longaxones parts automatic clamping fixture
CN105479366A (en) * 2015-12-16 2016-04-13 无锡福镁轻合金科技有限公司 Clamp for hardware machining
CN205600356U (en) * 2016-05-09 2016-09-28 常州机电职业技术学院 Left-right rotating screw rod translation type clamp holder
CN206632690U (en) * 2017-04-13 2017-11-14 榆林学院 A kind of fixing device in metal material cutting
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Denomination of invention: A processing device for centrifugal pumps

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