CN210335112U - Equipment for machining spring chuck - Google Patents

Equipment for machining spring chuck Download PDF

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Publication number
CN210335112U
CN210335112U CN201921185907.4U CN201921185907U CN210335112U CN 210335112 U CN210335112 U CN 210335112U CN 201921185907 U CN201921185907 U CN 201921185907U CN 210335112 U CN210335112 U CN 210335112U
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China
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feeding
cylinder
motor
telescopic cylinder
conveying belt
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CN201921185907.4U
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Chinese (zh)
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刘东霞
祖传广
高云松
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Shandong Zheng Zhou Machinery Co ltd
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Shandong Zheng Zhou Machinery Co ltd
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Abstract

A device for processing spring chucks comprises a material distribution sequencing device, a grinding chamfering device and a tooth returning processing device, wherein the material distribution sequencing device comprises a material box, a material loading lifting mechanism, a first conveying belt and a second conveying belt, the material loading lifting mechanism lifts the spring chucks onto the first conveying belt, the spring chucks output by the first conveying belt sequentially slide onto the second conveying belt along a sliding groove, and the spring chucks are conveyed to the grinding chamfering device; the grinding chamfering device consists of a feeding mechanism, a grinding machine tool and an unloading mechanism, wherein the feeding mechanism conveys the spring chuck to a processing position of the grinding machine tool, and the unloading mechanism unloads the spring chuck and conveys the spring chuck to the tooth returning processing device; the tooth returning processing device consists of a feeding chute, a distributing mechanism and a tooth returning processing mechanism, wherein the tooth returning processing mechanism is provided with at least two tooth returning processing stations arranged on the side surface of the distributing mechanism at intervals, and the distributing mechanism respectively feeds the tooth returning processing stations through distributing operation. The utility model discloses save the manual work, reduce danger, the benefit improves.

Description

Equipment for machining spring chuck
Technical Field
The utility model relates to a machining equipment field, concretely relates to equipment for processing collet chuck.
Background
A spring chuck (collet chuck for short) is a cylindrical fixture which is arranged on a milling machine to constrain a drill bit or a milling cutter. In the actual production of the spring chuck, the spring chuck can deform after being subjected to heat treatment, in order to ensure the quality of a product and the uniformity of subsequent processing technological references, the threaded hole of the chuck needs to be screwed again, and the process hole correction (namely chamfering) is carried out at the two ends of the chuck. At present, all processes adopt manual operation, and after manual sorting, chamfering and tooth returning processing are carried out by a manual operation tapping machine and a lathe branch, so that the production efficiency is low, and the manual operation is extremely dangerous and easily causes industrial accidents.
Therefore, it is urgently needed to develop a device which has spring chucks for sorting and sorting, automatically feeding and discharging and simultaneously completes chamfering and tooth returning processing so as to solve the problems that the existing production mode is low in efficiency, slow in equipment process, easy to cause industrial accidents due to manual operation and the like.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the above-mentioned problem that prior art exists, provide one kind and adopt full-automatic unloading of going up, realized the equipment that is used for processing collet chuck of automated production operation.
In order to achieve the above object, the utility model provides an equipment for processing collet chuck, including dividing material sequencing unit, grinding chamfer device and returning tooth processingequipment, wherein:
the distributing and sorting device comprises a material box, a feeding lifting mechanism, a first conveying belt and a second conveying belt, wherein the material box is used for storing spring chucks to be processed, the first conveying belt is positioned above the material box and connected with the feeding lifting mechanism, the feeding lifting mechanism is used for lifting the spring chucks in the material box one by one onto the first conveying belt from bottom to top, the feeding end of the second conveying belt is connected with the discharging end of the first conveying belt through an inclined sliding groove, the conveying surface of the second conveying belt is lower than that of the first conveying belt, the spring chucks output by the first conveying belt sequentially slide down to the second conveying belt along the sliding groove under the action of gravity, and the spring chucks are conveyed to the grinding chamfering device sequentially through the second conveying belt;
the grinding chamfering device is composed of a feeding mechanism, a grinding machine tool and a discharging mechanism, the grinding machine tool is of a horizontal structure, the feeding mechanism is located at the discharging end of the second conveying belt and arranged above the grinding machine tool so as to be used for conveying the spring chucks output by the second conveying belt to a machining position of the grinding machine tool, and the discharging mechanism is arranged on the side face of the grinding machine tool so as to be used for discharging the spring chucks machined by the grinding machine tool and conveying the spring chucks to a tooth returning machining device;
the tooth returning processing device is composed of a feeding chute, a distributing mechanism and a tooth returning processing mechanism, the tooth returning processing device is lower than a processing table board of the grinding chamfering device, the feeding chute is obliquely arranged below the discharging mechanism and is positioned above the distributing mechanism, the distributing mechanism is used for carrying spring chucks sliding down through the feeding chute, the tooth returning processing mechanism is provided with at least two tooth returning processing stations arranged on the side face of the distributing mechanism at intervals, and the distributing mechanism is used for respectively feeding the tooth returning processing stations through distributing operation.
As a further preferred technical scheme of the utility model, material loading lifting mechanism is including being the echelonment and distributing in proper order and a plurality of direction fixed plates of vertical setting, and every the corresponding board and the drive of lifting of direction fixed plate lift the first motor that the board goes up and down, all lift the lateral wall synchronous lift that the board all can follow adjacent direction fixed plate, be located the bottom lift the board in the magazine in order to be used for in the in-process that rises spring chuck in the magazine lifts up and transmits to the top surface that is located the direction fixed plate of ladder bottom, lift the board in the round trip movement that goes up and down for transmit the spring chuck to the top surface of the direction fixed plate of ladder top layer from the direction fixed plate of ladder bottom in proper order, and roll by the top surface of the direction fixed plate of top layer and fall to the transmission face of first conveyer belt.
As a further preferred technical solution of the present invention, the first conveyor belt and the second conveyor belt are respectively a belt conveyor belt or a link plate conveyor belt, the first conveyor belt is connected to a second motor for driving the first conveyor belt to operate, and the second conveyor belt is connected to a third motor for driving the second conveyor belt to operate;
the sliding groove connected between the first conveying belt and the second conveying belt is composed of two parallel sliding rods, the spring clamp head transmitted to the second conveying belt through the first conveying belt slides downwards in a vertical state between the two sliding rods, and the big end of the spring clamp head with a larger size is clamped on the two sliding rods.
As a further preferred technical scheme of the utility model, the lapping machine includes lathe bottom plate, first linear slide rail, first telescopic cylinder, fourth motor and fifth motor, first linear slide rail is fixed in lathe bottom plate, first telescopic cylinder's piston rod with first slider on the first linear slide rail is connected in order to promote first slider horizontal slip, the fourth motor is fixed in on the lathe and is located the one end of first linear slide rail, the fifth motor is fixed in on the first slider, the pivot front end of fourth motor and the pivot front end of fifth motor are connected respectively in order to be used for grinding the top of chamfer, and the pivot of fourth motor and the pivot of fifth motor set up on same axis and in opposite directions to but make the spring chuck of treating processing push up tightly between two tops.
As a further preferred technical scheme of the utility model, feed mechanism includes material loading support frame, second linear slide rail, the flexible cylinder of second, first lift cylinder and clamping jaw cylinder, the material loading support frame is fixed in on the lathe bottom plate, second linear slide rail in the pivot top level of fourth motor is fixed on the material loading support frame, the piston rod of the flexible cylinder of second with second slider on the second linear slide rail is connected in order to promote slide around the second slider, first lift cylinder is fixed on the second slider, the piston rod of first lift cylinder downwards and with the clamping jaw cylinder is connected, the lower extreme of clamping jaw cylinder is equipped with and is used for pressing from both sides the clamping jaw that gets collet.
As a further preferred technical scheme of the utility model, shedding mechanism is including the support frame of unloading, third linear slide rail, the flexible cylinder of third, revolving cylinder and finger cylinder, the support frame of unloading is fixed in on the lathe bottom plate, second linear slide rail in the pivot side and the level of fourth motor are fixed on the support frame of unloading, the piston rod of the flexible cylinder of third with third slider on the third linear slide rail is connected in order to promote slide around the third slider, the finger cylinder passes through revolving cylinder and follows the rotatable being fixed in of vertical direction on the third slider, the finger orientation of finger cylinder connect in the top front end of fourth motor.
As a further preferred technical scheme of the utility model, grind chamfer device still includes protection machanism and takes off material mechanism, wherein:
the protection mechanism comprises a protection cover, a fourth linear sliding rail and a fourth telescopic cylinder, the fourth linear sliding rail is fixed on the second sliding block and has the same direction with the second sliding rail, the protection cover is connected to the fourth sliding block of the fourth linear sliding rail between the first motor and the second motor, and a piston rod of the fourth telescopic cylinder is connected with the fourth sliding block to push the fourth sliding block to slide;
take off material mechanism, including fifth telescopic cylinder, second lift cylinder and take off the material push pedal, fifth telescopic cylinder is fixed in the flexible direction of first motor top and its piston rod is unanimous with the axial of first motor, second lift cylinder in the pivot top of fourth motor with the piston rod of second lift cylinder is connected, take off the material push pedal connect down in on the piston rod of second lift cylinder.
As a preferred technical scheme of the utility model, feed mechanism includes the branch flitch, links up spout, sixth telescopic cylinder and seventh telescopic cylinder, sixth telescopic cylinder with divide the flitch to connect in order to be used for promoting divide the flitch to slide in the export below level of material loading spout, link up the spout with seventh telescopic cylinder quantity is unanimous and respectively at least two, all link up the spout and follow divide the slip direction interval of flitch set up in one side of branch flitch, seventh telescopic cylinder follows divide the slip direction interval of flitch set up in divide the opposite side of flitch, just link up the spout with seventh telescopic cylinder one-to-one, be equipped with on the branch flitch and accept the groove, when the sliding plate removed and drive collet chuck through accepting the groove and remove arbitrary seventh telescopic cylinder's the place ahead, this seventh telescopic cylinder be used for with it pushes into its correspondence to accept the collet chuck in the spout.
As a further preferred technical scheme of the utility model, the tooth returning processing mechanism comprises clamps corresponding to the linking chutes one by one, and a clamping cylinder, an eighth telescopic cylinder, a ninth telescopic cylinder and a sixth motor matched with each clamp, each clamp corresponds to a tooth returning processing station, a processing hole site running through up and down is arranged on each clamp, the processing hole site is used for receiving a spring chuck sliding down from the corresponding linking chute, the eighth telescopic cylinder and the clamping cylinder are respectively arranged on the side surfaces of the clamps, the clamping cylinder is used for clamping the spring chuck to be processed by tooth returning in the processing hole site, a baffle is arranged at the front end of a piston rod of the eighth telescopic cylinder, the eighth telescopic cylinder drives the baffle to move so as to block or open a lower outlet of the processing hole site, the ninth telescopic cylinder is arranged above the clamps so as to drive the sixth motor to ascend and descend, the rotary shaft of the sixth motor is downward and is connected with a screw tap for performing tooth returning processing on the spring chuck in the processing hole site, a discharge hole is formed in the lower outlet of the processing hole site, and a first material sensor for detecting the processing hole site is further arranged on the clamp.
As a further preferred technical scheme of the utility model, feed mechanism's material loading spout is circular arc structure, the pan feeding mouth of material loading spout is located this circular arc structure's horizontal tangential direction, feed mechanism still includes second material sensor and tenth telescopic cylinder, the fifth material sensor install in on the lateral wall of the pan feeding mouth department of material loading spout, tenth telescopic cylinder is fixed in the pan feeding mouth front side of material loading spout, the piston push rod orientation of tenth telescopic cylinder material loading spout pan feeding mouth is in order to be used for promoting to be located the collet chuck of material loading spout pan feeding mouth department.
The utility model discloses an equipment for processing collet chuck through adopting above-mentioned technical scheme, can reach following beneficial effect:
1) the material distributing and sorting device adopts material groove storage, automatic feeding, automatic lifting and automatic material distributing and sorting, so that the production efficiency is improved;
2) the grinding machine tool as the main body is of a horizontal structure, so that the concentricity and machining precision of the grinding chamfer are guaranteed;
3) the material distributing mechanism can feed a plurality of clamps in the tooth returning machining mechanism as required through material distributing operation as required, so that a plurality of spring chucks can simultaneously carry out tooth returning machining, and the working efficiency is greatly improved;
4) the whole operation process adopts full-automatic feeding and discharging, so that automatic production operation is realized;
5) the labor is saved, the danger is reduced, and the benefit is improved.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural view of a main body of an example provided by the apparatus for processing a collet chuck according to the present invention;
fig. 2 is a schematic view of an overall structure of an example provided by the apparatus for processing a collet chuck according to the present invention;
FIG. 3 is a schematic view of the structure of the material separating and sorting device
FIG. 4 is a schematic view of the grinding and chamfering apparatus;
FIG. 5 is a schematic structural view of the tooth returning processing device;
FIG. 6 is a schematic view of a partial structure of the tooth returning device;
fig. 7 is a schematic structural view of the collet chuck.
In the figure: 101. small head 102, big head;
1. the device comprises a material distribution and sorting device, 1-1 parts of a material distribution rack, 1-2 parts of a first motor, 1-3 parts of a material box, 1-4 parts of a guide fixing plate, 1-5 parts of a lifting plate, 1-6 parts of a first conveying belt, 1-7 parts of a sliding groove, 1-8 parts of a second conveying belt, 1-9 parts of a second motor, 1-10 parts of a third motor;
2. 2-1 parts of a grinding chamfering device, 2-2 parts of a machine tool bottom plate, 2-3 parts of a grinding machine tool, 2-4 parts of a first linear slide rail, a fourth motor, 2-5 parts of a fifth motor, 2-6 parts of a first telescopic cylinder, 2-7 parts of a feeding support frame, 2-8 parts of a second linear slide rail, 2-9 parts of a second telescopic cylinder, 2-10 parts of a first lifting cylinder, 2-11 parts of a clamping jaw cylinder, 2-12 parts of a discharging support frame, 2-13 parts of a third linear slide rail, 2-14 parts of a third telescopic cylinder, 2-15 parts of a rotating cylinder, 2-16 parts of a finger cylinder, 2-17 parts of a fourth linear slide rail, 2-18 parts of a fourth telescopic cylinder, 2-19 parts of a protective cover;
3. the tooth returning processing device comprises 3-1 parts of a tooth returning machine bottom plate, 3-2 parts of a tenth telescopic cylinder, 3-4 parts of a second material sensor, 3-5 parts of a feeding chute, 3-6 parts of a seventh telescopic cylinder, 3-7 parts of a sixth telescopic cylinder, 3-8 parts of a material distributing plate, 3-9 parts of a connecting chute, 3-10 parts of an eighth telescopic cylinder, 3-11 parts of a first material sensor, 3-12 parts of a clamping cylinder, 3-13 parts of a clamp, 3-14 parts of a fixed support frame, 3-15 parts of a ninth telescopic cylinder, 3-16 parts of a sixth motor, 3-17 parts of a motor base, 3-18 parts of a movable arm, 3-19 parts of a rotating arm, 3-20 parts of a rotating support column, 3-21 parts of a movable support frame;
4. main part frame, 5, discharge gate, 6, aircraft bonnet.
The purpose of the present invention is to provide a novel and improved method and apparatus for operating a computer.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description. In the preferred embodiments, the terms "upper", "lower", "left", "right", "middle" and "a" are used for the sake of clarity only, and are not intended to limit the scope of the invention, its relative relationship between the terms and their derivatives, and the scope of the invention should be understood as being limited by the claims.
The structure of the collet chuck of the present invention is shown in fig. 7, which is a cylindrical structure with a large end 102 and a small end 101, the portions to be processed are respectively located at the central axial holes of the two ends, the processing portion of the grinding chamfer is the outer edge of the axial hole of the a and B portions in fig. 7, and the thread of the C portion in fig. 7 is the processing portion of the return thread.
As shown in fig. 1 to 6, the apparatus for processing collet chuck includes a material distribution sorting device 1, a grinding chamfering device 2 and a tooth returning processing device 3, the material distribution sorting device 1 is used for arranging and conveying the collet chucks to be processed to the grinding chamfering device 2 in sequence according to the same placing posture (the directions of the big and small heads 101 of the collet chucks are consistent), the grinding chamfering device 2 is used for grinding the collet chucks, the tooth returning processing device 3 is used for returning the ground collet chucks to the tooth processing discharging material, and the devices are all automatically charged and discharged, wherein:
the material distribution and sorting device 1 comprises material boxes 1-3, a material loading and lifting mechanism, first conveying belts 1-6 and second conveying belts 1-8, wherein the material boxes 1-3 are used for storing spring chucks to be processed, the first conveying belts 1-6 are positioned above the material boxes 1-3 and connected with the material loading and lifting mechanism, the material loading and lifting mechanism is used for lifting the spring chucks in the material boxes 1-3 to the first conveying belts 1-6 one by one from bottom to top, the material loading ends of the second conveying belts 1-8 are connected with the material discharging ends of the first conveying belts 1-6 through inclined sliding grooves 1-7, the transmission surfaces of the second conveying belts 1-8 are lower than the transmission surfaces of the first conveying belts 1-6, the spring chucks output by the first conveying belts 1-6 sequentially slide to the second conveying belts 1-8 along the sliding grooves 1-7 under the action of gravity, the spring chucks are sequentially conveyed to the grinding chamfering device 2 through a second conveying belt 1-8;
the grinding chamfering device 2 consists of a feeding mechanism, a grinding machine tool 2-2 and a discharging mechanism, wherein the grinding machine tool 2-2 is of a horizontal structure, namely, the grinding chamfering processing part is positioned in the horizontal axis direction of the grinding machine tool 2-2, the feeding mechanism is positioned at the discharging end of the second conveyer belt 1-8 and is arranged above the grinding machine tool 2-2 so as to be used for conveying the spring chucks output by the second conveyer belt 1-8 to the processing position of the grinding machine tool 2-2, and the discharging mechanism is arranged on the side surface of the grinding machine tool 2-2 so as to be used for discharging the spring chucks processed by the grinding machine tool 2-2 and conveying the spring chucks to the tooth returning processing device 3;
the tooth returning processing device 3 is composed of a feeding chute 3-5, a distributing mechanism and a tooth returning processing mechanism, the tooth returning processing device 3 is lower than a processing table board of the grinding chamfering device 2, the feeding chute 3-5 is obliquely arranged below the discharging mechanism and above the distributing mechanism, the distributing mechanism is used for receiving spring chucks sliding down through the feeding chute 3-5, the tooth returning processing mechanism is provided with at least two tooth returning processing stations which are arranged on the side surface of the distributing mechanism at intervals, the distributing mechanism slides back and forth among the tooth returning processing stations, so that the feeding is respectively carried out on the tooth returning processing stations through distributing operation, and the tooth returning processing stations respectively carry out tooth returning processing on the spring chucks input to the tooth returning processing stations.
In specific implementation, the feeding and lifting mechanism comprises a plurality of guide fixing plates 1-4 which are sequentially distributed in a step shape and are vertically arranged, lifting plates 1-5 corresponding to each guide fixing plate 1-4 and a first motor 1-2 for driving the lifting plates 1-5 to lift, all the lifting plates 1-5 can synchronously lift along the side walls of the adjacent guide fixing plates 1-4, the lifting plate 1-5 positioned at the bottommost layer is positioned in a material box 1-3 and used for lifting spring chucks in the material box 1-3 in the lifting process and transmitting the spring chucks to the top surfaces of the guide fixing plates 1-4 positioned at the bottom layer of the step, and the lifting plates 1-5 enable the spring chucks to be sequentially transmitted to the top surfaces of the guide fixing plates 1-4 at the top layer of the step from the guide fixing plates 1-4 at the bottom layer of the step in the lifting and reciprocating motion, and the spring chucks roll down to the conveying surfaces of the first conveying belts 1 to 6 from the top surfaces of the guide fixing plates 1 to 4 on the top layers, and certainly, in order to facilitate the rolling of the spring chucks when the spring chucks are sequentially transferred on the top surfaces of the guide fixing plates 1 to 4 and the top surfaces of the lifting plates 1 to 5, the guide fixing plates 1 to 4 and the lifting plates 1 to 5 are provided with the same inclination angle in the vertical direction, and the inclination angle is smaller than 10 degrees.
In specific implementation, the material distribution and sorting device 1 further comprises a material distribution rack 1-1, a material box 1-3 is arranged at the lower part of the material distribution rack 1-1, a first conveying belt 1-6 is transversely arranged at the top of the material distribution rack 1-1, a material loading lifting assembly is arranged on the material distribution rack 1-1 and is positioned between the material box 1-3 and the first conveying belt 1-6, and a first motor 1-2 is fixed at the bottom of the material distribution rack 1-1 below the material box 1-3
In specific implementation, the first conveying belts 1-6 and the second conveying belts are respectively belt conveying belts or chain plate conveying belts, the first conveying belts 1-6 are connected with second motors 1-9 for driving the first conveying belts to operate, and the second conveying belts 1-8 are connected with third motors 1-10 for driving the second conveying belts to operate;
the sliding groove 1-7 connected between the first conveyer belt 1-6 and the second conveyer belt is composed of two parallel slide bars, the spring chuck transmitted to the second conveyer belt through the first conveyer belt 1-6 slides downwards between the two slide bars in a vertical state, the big end 102 with larger size on the spring chuck is clamped on the two slide bars, when the spring chuck transmitted to the sliding groove 1-7 by the first conveyer belt 1-6 is inserted into the sliding groove downwards in a vertical state under the action of gravity, and the big end 102 is clamped on the sliding groove, thereby sliding downwards on the sliding groove 1-7 along an inclined direction, when the spring chuck slides to the bottommost part of the sliding groove 1-7, the small end 101 of the spring chuck contacts with the transmission surface of the second conveyer belt 1-8 first, and the spring chuck is brought onto the second conveyer belt 1-8 under the driving of friction force, the sorting and sequencing of the large heads 101 and the small heads of the spring chucks are realized through the ingenious structure of the sliding grooves 1-7.
In specific implementation, the grinding machine tool 2-2 comprises a machine tool bottom plate 2-1, a first linear slide rail 2-3, a first telescopic cylinder 2-6, a fourth motor 2-4 and a fifth motor 2-5, wherein the first linear slide rail 2-3 is fixed on the machine tool bottom plate 2-1, a piston rod of the first telescopic cylinder 2-6 is connected with a first slide block on the first linear slide rail 2-3 to push the first slide block to slide left and right, the fourth motor 2-4 is fixed on the machine tool and is positioned at one end of the first linear slide rail 2-3, the fifth motor 2-5 is fixed on the first slide block, the front end of a rotating shaft of the fourth motor 2-4 is respectively connected with the front end of a rotating shaft of the fifth motor 2-5 to be used for grinding a tip of a chamfer, and the rotating shaft of the fourth motor 2-4 and the rotating shaft of the fifth motor 2-5 are arranged on the same axis and in opposite directions, when the fifth motor 2-5 moves towards the fourth motor 2-4, the spring chuck to be machined can be tightly propped between the two tips, and then the fourth motor 2-5 and the fifth motor 2-5 rotate to perform grinding machining. The fourth motor 2-4 and the fifth motor 2-5 both adopt servo motors as power, can be precisely controlled by a torque force sensor and have the function of protecting workpieces from being damaged. The grinding machine tool 2-2 is of a horizontal structure, and the concentricity of grinding chamfers and machining precision are guaranteed.
In the specific implementation, the feeding mechanism comprises a feeding support frame 2-7 and a second linear slide rail 2-8, the feeding support frame 2-7 is fixed on a machine tool bottom plate 2-1, a second linear slide rail 2-8 is horizontally fixed on the feeding support frame 2-7 above a rotating shaft of a fourth motor 2-4, a piston rod of the second telescopic cylinder 2-9 is connected with a second slide block on the second linear slide rail 2-8 to push the second slide block to slide back and forth, a first lifting cylinder 2-10 is fixed on the second slide block, a piston push rod of the first lifting cylinder 2-10 is downward and connected with a clamping jaw cylinder 2-11, and a clamping jaw used for clamping a spring chuck is arranged at the lower end of the clamping jaw cylinder 2-11.
In specific implementation, the feeding mechanism is further provided with a feeding detection sensor and a material pushing in-place cylinder, the feeding detection sensor faces to the transmission tail end of the second conveying belt 1-8 and is used for detecting whether the spring chuck is transmitted in place by the second conveying belt 1-8, the material pushing in-place cylinder is used for pushing the spring chuck transmitted in place by the second conveying belt 1-8 to the material taking position of the clamping jaw cylinder 2-11, and when the clamping jaw cylinder 2-11 moves to the position above the material taking position, the first lifting cylinder 2-10 pushes the clamping jaw cylinder 2-11 to move downwards and then clamps the spring chuck on the material taking position.
In specific implementation, the discharging mechanism comprises a discharging support frame 2-12, a third linear slide rail 2-13, a third telescopic cylinder 2-14, a rotary cylinder 2-15 and a finger cylinder 2-16, the discharging support frame 2-12 is fixed on a machine tool bottom plate 2-1, the second linear slide rail 2-8 is arranged on the side face of a rotating shaft of a fourth motor 2-4 and horizontally fixed on the discharging support frame 2-12, a piston rod of the third telescopic cylinder 2-14 is connected with a third slide block on the third linear slide rail 2-13 to push the third slide block to slide back and forth, the finger cylinder 2-16 is rotatably fixed on the third slide block in the vertical direction through the rotary cylinder 2-15, and fingers of the finger cylinder 2-16 face towards the front end of a tip of the fourth motor 2-4.
In the concrete implementation, grind chamfer device 2 and still include protection machanism and take off material mechanism, wherein:
the protection mechanism is used for protecting the periphery of the spring chuck in the machining process and comprises a protection cover 2-19, a fourth linear sliding rail 2-17 and a fourth telescopic cylinder 2-18, the fourth linear sliding rail 2-17 is fixed on the second sliding block and is consistent with the direction of the second sliding rail, the protection cover 2-19 is connected to the fourth sliding block of the fourth linear sliding rail 2-17 between the first motor 1-2 and the second motor 1-9, and a piston rod of the fourth telescopic cylinder 2-18 is connected with the fourth sliding block to push the fourth sliding block to slide;
and the stripping mechanism is used for hanging the spring chuck on the top of the fifth motor 2-5 when the fifth motor 2-5 is far away from the fourth motor 2-4 under the action of the first telescopic cylinder 2-6 after grinding and chamfering are finished, and is used for separating the spring chuck from the top of the fifth motor 2-5 so as to facilitate unloading of the unloading mechanism, the stripping mechanism comprises a fifth telescopic cylinder, a second lifting cylinder and a stripping push plate, the fifth telescopic cylinder is fixed at the top of the first motor 1-2, the telescopic direction of a piston rod of the fifth telescopic cylinder is consistent with the axial direction of the first motor 1-2, the second lifting cylinder is connected with a piston rod of the second lifting cylinder above a rotating shaft of the fourth motor 2-4, and the stripping push plate is downwards connected onto the piston rod of the second lifting cylinder.
In specific implementation, the material distributing mechanism comprises material distributing plates 3-8, linking chutes 3-9, sixth telescopic cylinders 3-7 and seventh telescopic cylinders 3-6, the sixth telescopic cylinders 3-7 are connected with the material distributing plates 3-8 to push the material distributing plates 3-8 to horizontally slide below outlets of the material distributing chutes 3-5, the number of the linking chutes 3-9 and the number of the seventh telescopic cylinders 3-6 are consistent and are at least two, all the linking chutes 3-9 are arranged on one side of the material distributing plates 3-8 at intervals along the sliding direction of the material distributing plates 3-8, the seventh telescopic cylinders 3-6 are arranged on the other side of the material distributing plates 3-8 at intervals along the sliding direction of the material distributing plates 3-8, and the linking chutes 3-9 correspond to the seventh telescopic cylinders 3-6 one by one, the material distributing plate 3-8 is provided with a bearing groove, and when the sliding plate moves and drives the spring chucks to move in front of any seventh telescopic cylinder 3-6 through the bearing groove, the seventh telescopic cylinder 3-6 is used for pushing the spring chucks in the bearing groove into the corresponding connecting sliding groove 3-9.
In the specific implementation, the tooth returning processing mechanism comprises clamps 3-13 corresponding to the connecting chutes 3-9 one by one, and clamping cylinders 3-12, eighth telescopic cylinders 3-10, ninth telescopic cylinders 3-15 and sixth motors 3-16 matched with each clamp 3-13, wherein each clamp 3-13 corresponds to a tooth returning processing station, the clamps 3-13 are provided with processing hole sites penetrating up and down, the processing hole sites are used for bearing spring chucks slid down by the corresponding connecting chutes 3-9, the eighth telescopic cylinders 3-10 and the clamping cylinders 3-12 are respectively arranged on the side surfaces of the clamps 3-13, the clamping cylinders 3-12 are used for clamping the spring chucks to be processed in the processing hole sites, the front ends of piston rods of the eighth telescopic cylinders 3-10 are provided with baffle plates, the eighth telescopic cylinder 3-10 drives the blocking piece to move so as to block or open a lower outlet of a processing hole site, the ninth telescopic cylinder 3-15 is arranged above the clamp 3-13 and used for driving the sixth motor 3-16 to ascend and descend, a screw tap used for performing tooth returning processing on a collet chuck in the processing hole site is connected to the downward rotating shaft of the sixth motor 3-16, a discharge hole 5 used for discharging the processed collet chuck is formed in the lower outlet of the processing hole site, a first material sensor 3-11 used for detecting the processing hole site is further arranged on the clamp 3-13, and the first material sensor 3-11 can be a photoelectric sensor.
In specific implementation, the tooth returning processing device 3 further comprises a tooth returning machine bottom plate 3-1, the tooth returning processing mechanism and the material distributing mechanism are both arranged on the tooth returning machine bottom plate 3-1, a sliding seat is fixedly arranged on the tooth returning machine bottom plate 3-1, a material distributing plate 3-8 is slidably arranged on the sliding seat, a sixth telescopic cylinder 3-7 is fixed on the sliding seat, and a piston push rod of the sixth telescopic cylinder 3-7 is connected with the material distributing plate 3-8; a fixed support frame 3-14 is arranged on the tooth returning machine bottom plate 3-1, a ninth telescopic cylinder 3-15 is vertically and downwards fixed on the fixed support frame 3-14, and a sixth motor 3-16 is connected with a piston push rod of the ninth telescopic cylinder 3-15 through a motor base 3-17; the tooth returning machine bottom plate 3-1 is further provided with a movable support frame 3-21, the movable support frame 3-21 comprises a rotating support column 3-20, a rotating arm 3-19 and a movable arm 3-18, the rotating support column 3-20 is vertically fixed on the tooth returning machine bottom plate 3-1, the rotating arm 3-19 is horizontally arranged and connected to the top end of the rotating support column 3-20, and two ends of the movable arm 3-18 are hinged with the rotating arm 3-19 and the motor base 3-17 respectively. The fixed support frames 3-14 are used for fixedly supporting the ninth telescopic cylinder 3-15, and the movable support frames 3-21 are used for movably supporting the sixth motors 3-16 which can be lifted up and down, so that the up-and-down running is stable.
In specific implementation, a feeding chute 3-5 of the feeding mechanism is of an arc structure, a feeding port of the feeding chute 3-5 is located in the horizontal tangential direction of the arc structure, the feeding mechanism further comprises a second feeding sensor 3-4 and a tenth telescopic cylinder 3-2, the fifth feeding sensor is mounted on the side wall of the feeding port of the feeding chute 3-5, the tenth telescopic cylinder 3-2 is fixed on the front side of the feeding port of the feeding chute 3-5, and a piston push rod of the tenth telescopic cylinder 3-2 faces the feeding port of the feeding chute 3-5 to push a collet chuck located at the feeding port of the feeding chute 3-5. In the working process, when the second material sensor 3-4 detects that the material is available, the piston push rod of the tenth telescopic cylinder 3-2 extends out, so that the spring chuck automatically slides down by gravity after the feeding chute 3-5 moves for a section, and then falls into the bearing groove of the material distributing plate 3-8.
In specific implementation, the equipment further comprises a main body rack 4 and a hood 6, the grinding chamfering device 2 and the tooth returning processing device 3 are respectively arranged on the rack, the hood 6 is arranged on the rack and covers the grinding chamfering device 2 and the tooth returning processing device 3 for safety protection, and the distributing and sorting device 1 is arranged on the side face of the rack.
The working process of the material distribution and sorting device 1 is as follows:
firstly, a first motor 1-2 drives a lifting plate 1-5 in a feeding lifting mechanism to lift up and down, and the lifting plate 1-5 sequentially lifts spring chucks in a material box 1-3 to the top surface of a guide fixing plate 1-4 positioned at the topmost layer in the lifting process and rolls off the top surface of the guide fixing plate 1-4 to a first conveying belt 1-6;
then, the first conveyer belt 1-6 slides the spring chucks to the second conveyer belt 1-8 through the sliding grooves 1-7 in sequence, and in the sliding process, the large heads and the small heads 101 on the spring chucks are automatically distinguished and placed on the conveying surface of the second conveyer belt 1-8 in the same direction, and the spring chucks on the conveying surface of the second conveyer belt 1-8 are sequentially arranged in the same direction;
finally, the materials are conveyed to the lower part of the feeding mechanism of the grinding chamfering device 2 by second conveying belts 1-8.
The working process of the grinding and chamfering device 2 is as follows:
taking materials, pushing a second sliding block to move forwards by a second telescopic cylinder 2-9, enabling a first lifting cylinder 2-10 and a clamping jaw cylinder 2-11 to move above a conveying surface of a second conveying belt 1-8 along with the second sliding block, then pushing the clamping jaw cylinder 2-11 downwards by the first lifting cylinder 2-10, clamping a spring chuck of the conveying surface of the second conveying belt 1-8 by the clamping jaw cylinder 2-11 after the materials are in place, and finally retracting the first lifting cylinder 2-10 and the second telescopic cylinder 2-9 respectively to return to the original position to enable the spring chuck to be located at the axial position between a first motor 1-2 and a second motor 1-9;
feeding, wherein the clamping jaw air cylinder 2-11 is pushed downwards by the first lifting air cylinder 2-10, after the clamping jaw air cylinder descends to the right position, two ends of a spring chuck clamped by the clamping jaw air cylinder 2-11 correspond to two apexes on the fourth motor 2-5 and the fifth motor 2-5 respectively, then the first telescopic air cylinder 2-6 pushes the first sliding block to enable the second motor 1-9 to move towards the first motor 1-2, so that the spring chuck is clamped between the two apexes, and finally the clamping jaw air cylinder 2-11 releases a clamping jaw and ascends to the original position through retraction of the first lifting air cylinder 2-10;
processing, when the spring chuck is clamped between two apexes, the protection mechanism is started to act, the fourth telescopic cylinder 2-18 pushes the fourth sliding block to move on the fourth linear sliding rail 2-17 and drive the protective cover 2-19 to move forwards, the spring chuck is covered by the protective cover, then the fourth motor 2-4 and the fifth motor 2-5 rotate, central holes at two ends of the spring chuck are ground and chamfered under the extrusion force of the first telescopic cylinder 2-6, and after the timing time of grinding and chamfering is up, the fourth motor 2-4 and the fifth motor 2-5 stop rotating, and the processing is finished;
discharging, pushing forward by a third telescopic cylinder 2-14 to enable a finger cylinder 2-16 to move forward to a proper position and tighten a spring chuck, then retracting a first telescopic cylinder 2-6 to drive a fifth motor 2-5 to separate from the spring chuck, at the moment, starting a stripping mechanism, driving a stripping push plate to descend by a second lifting cylinder, driving the second lifting cylinder to advance by the fifth telescopic cylinder, enabling the stripping push plate to be contacted with the spring chuck to separate from the top tip of a fourth motor 2-4, then driving the finger cylinder 2-16 to rotate 90 degrees by a rotating cylinder 2-15 to enable the spring chuck to be in a vertical state, finally retracting by the third telescopic cylinder 2-14 to enable the finger cylinder 2-16 to drive the spring chuck to reach the position right above a feeding chute 3-5 of a tooth returning processing device 3, and loosening the finger cylinder 2-16, and putting down the spring chuck and dropping the spring chuck into the feeding chute 3-5 to finish discharging.
The working process of the tooth returning processing device 3 is as follows:
blanking, when the second material sensor 3-4 detects that the upper end of the blanking chute is fed, a piston push rod of the tenth telescopic cylinder 3-2 extends out to horizontally push a spring chuck at the upper end of the blanking chute, and then the spring chuck slides downwards along the blanking chute under the action of gravity to fall into a bearing groove of the material distributing plate 3-8;
distributing materials, when a collet chuck sliding down from a feeding chute 3-5 falls into a receiving groove, a sixth telescopic cylinder 3-7 extends or retracts to move the receiving groove to the side surface of any appointed connecting chute 3-9, then a seventh telescopic cylinder 3-6 corresponding to the connecting chute 3-9 pushes the collet chuck in the receiving groove into the connecting chute 3-9, after the completion, the sixth telescopic cylinder 3-7 and the seventh telescopic cylinder 3-6 return to the original positions respectively to complete a material distributing operation, the receiving groove is positioned below the discharging chute to wait for next material distribution, the collet chuck in the receiving groove is sequentially moved to each connecting chute 3-9 according to the requirements by moving a material distributing plate 3-8 to realize material distributing and feeding according to the requirements of each tooth returning and feeding station in a tooth returning processing mechanism, thereby satisfying a plurality of processing positions of returning the teeth and processing simultaneously.
Returning teeth for processing, the eighth telescopic cylinder 3-10 extends out to enable the baffle plate to block the lower opening of the processing hole site, the collet chuck which is slid down by the connecting chute 3-9 vertically falls into the processing hole site, when the first material inductor 3-11 detects that the spring chuck is in the processing hole, the clamping cylinder 3-12 clamps the spring chuck, meanwhile, the ninth telescopic cylinder 3-15 drives the sixth motor 3-16 to descend, after the sixth motor 3-16 descends in place, the screw tap is rotated to carry out the back-tooth processing on the collet chuck, the processing is finished, the ninth telescopic cylinder 3-15 drives the sixth motor 3-16 to ascend and return, the eighth telescopic cylinder 3-10 retracts to open the lower opening of the processing hole, and finally, the clamping cylinders 3-12 are loosened, and the spring chucks fall to the discharge port 5 from the lower opening of the processing hole.
Although specific embodiments of the present invention have been described above, it will be appreciated by those skilled in the art that these are merely examples and that many changes and modifications may be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims.

Claims (10)

1. The utility model provides an equipment for processing collet chuck, its characterized in that includes branch material sorting unit, grinds chamfer device and returns tooth processingequipment, wherein:
the distributing and sorting device comprises a material box, a feeding lifting mechanism, a first conveying belt and a second conveying belt, wherein the material box is used for storing spring chucks to be processed, the first conveying belt is positioned above the material box and connected with the feeding lifting mechanism, the feeding lifting mechanism is used for lifting the spring chucks in the material box one by one onto the first conveying belt from bottom to top, the feeding end of the second conveying belt is connected with the discharging end of the first conveying belt through an inclined sliding groove, the conveying surface of the second conveying belt is lower than that of the first conveying belt, the spring chucks output by the first conveying belt sequentially slide down to the second conveying belt along the sliding groove under the action of gravity, and the spring chucks are conveyed to the grinding chamfering device sequentially through the second conveying belt;
the grinding chamfering device is composed of a feeding mechanism, a grinding machine tool and a discharging mechanism, the grinding machine tool is of a horizontal structure, the feeding mechanism is located at the discharging end of the second conveying belt and arranged above the grinding machine tool so as to be used for conveying the spring chucks output by the second conveying belt to a machining position of the grinding machine tool, and the discharging mechanism is arranged on the side face of the grinding machine tool so as to be used for discharging the spring chucks machined by the grinding machine tool and conveying the spring chucks to a tooth returning machining device;
the tooth returning processing device is composed of a feeding chute, a distributing mechanism and a tooth returning processing mechanism, the tooth returning processing device is lower than a processing table board of the grinding chamfering device, the feeding chute is obliquely arranged below the discharging mechanism and is positioned above the distributing mechanism, the distributing mechanism is used for carrying spring chucks sliding down through the feeding chute, the tooth returning processing mechanism is provided with at least two tooth returning processing stations arranged on the side face of the distributing mechanism at intervals, and the distributing mechanism is used for respectively feeding the tooth returning processing stations through distributing operation.
2. The apparatus for processing the collet chuck according to claim 1, wherein the feeding and lifting mechanism comprises a plurality of guide fixing plates which are sequentially distributed in a step shape and are vertically arranged, and a lifting plate corresponding to each guide fixing plate and a first motor for driving the lifting plate to lift, wherein all the lifting plates can lift synchronously along the side wall of the adjacent guide fixing plate, the lifting plate at the bottommost layer is arranged in the material box and used for lifting and transmitting the spring chuck in the material box to the top surface of the guide fixing plate at the bottom layer of the ladder in the lifting process, and the lifting plates move back and forth in the lifting process, so that the spring chucks are sequentially conveyed to the top surface of the guide fixing plate at the top layer of the ladder from the guide fixing plate at the bottom layer of the ladder and roll down to the conveying surface of the first conveying belt from the top surface of the guide fixing plate at the top layer.
3. The apparatus according to claim 2, wherein the first conveyor belt and the second conveyor belt are respectively a belt conveyor belt or a link plate conveyor belt, the first conveyor belt is connected with a second motor for driving the first conveyor belt to operate, and the second conveyor belt is connected with a third motor for driving the second conveyor belt to operate;
the sliding groove connected between the first conveying belt and the second conveying belt is composed of two parallel sliding rods, the spring clamp head transmitted to the second conveying belt through the first conveying belt slides downwards in a vertical state between the two sliding rods, and the big end of the spring clamp head with a larger size is clamped on the two sliding rods.
4. The apparatus according to claim 3, wherein the grinding machine comprises a machine tool bottom plate, a first linear slide rail, a first telescopic cylinder, a fourth motor and a fifth motor, the first linear slide rail is fixed on the machine tool bottom plate, a piston rod of the first telescopic cylinder is connected with a first slide block on the first linear slide rail to push the first slide block to slide left and right, the fourth motor is fixed on the machine tool and located at one end of the first linear slide rail, the fifth motor is fixed on the first slide block, a front end of a rotating shaft of the fourth motor and a front end of a rotating shaft of the fifth motor are respectively connected for grinding chamfers, and the rotating shaft of the fourth motor and the rotating shaft of the fifth motor are arranged on the same axis and face each other, so that the collet to be machined can be tightly pressed between the two tips.
5. The apparatus according to claim 4, wherein the feeding mechanism comprises a feeding support frame, a second linear slide rail, a second telescopic cylinder, a first lifting cylinder and a clamping jaw cylinder, the feeding support frame is fixed on the bottom plate of the machine tool, the second linear slide rail is horizontally fixed on the feeding support frame above the rotating shaft of the fourth motor, a piston rod of the second telescopic cylinder is connected with a second slide block on the second linear slide rail to push the second slide block to slide back and forth, the first lifting cylinder is fixed on the second slide block, a piston push rod of the first lifting cylinder is downward and connected with the clamping jaw cylinder, and a clamping jaw for clamping the collet chuck is arranged at the lower end of the clamping jaw cylinder.
6. The apparatus according to claim 5, wherein the discharging mechanism comprises a discharging support frame, a third linear slide rail, a third telescopic cylinder, a rotary cylinder and a finger cylinder, the discharging support frame is fixed on the bottom plate of the machine tool, the second linear slide rail is horizontally fixed on the discharging support frame at the side of the rotating shaft of the fourth motor, the piston rod of the third telescopic cylinder is connected with a third slide block on the third linear slide rail to push the third slide block to slide back and forth, the finger cylinder is rotatably fixed on the third slide block in the vertical direction through the rotary cylinder, and the finger of the finger cylinder faces towards the front end of the tip of the fourth motor.
7. The apparatus of claim 6, wherein the grinding chamfer apparatus further comprises a guard mechanism and a stripper mechanism, wherein:
the protection mechanism comprises a protection cover, a fourth linear sliding rail and a fourth telescopic cylinder, the fourth linear sliding rail is fixed on the second sliding block and has the same direction with the second sliding rail, the protection cover is connected to the fourth sliding block of the fourth linear sliding rail between the first motor and the second motor, and a piston rod of the fourth telescopic cylinder is connected with the fourth sliding block to push the fourth sliding block to slide;
take off material mechanism, including fifth telescopic cylinder, second lift cylinder and take off the material push pedal, fifth telescopic cylinder is fixed in the flexible direction of first motor top and its piston rod is unanimous with the axial of first motor, second lift cylinder in the pivot top of fourth motor with the piston rod of second lift cylinder is connected, take off the material push pedal connect down in on the piston rod of second lift cylinder.
8. The apparatus according to claim 7, wherein the material distributing mechanism comprises a material distributing plate, engaging chutes, sixth telescopic cylinders and seventh telescopic cylinders, the sixth telescopic cylinders are connected to the material distributing plate for pushing the material distributing plate to horizontally slide under the outlet of the material distributing chute, the number of the engaging chutes and the number of the seventh telescopic cylinders are consistent and are at least two, all the engaging chutes are arranged on one side of the material distributing plate at intervals along the sliding direction of the material distributing plate, the seventh telescopic cylinders are arranged on the other side of the material distributing plate at intervals along the sliding direction of the material distributing plate, the engaging chutes and the seventh telescopic cylinders are in one-to-one correspondence, receiving grooves are arranged on the material distributing plate, and when the sliding plate moves and drives the collet to move to the front of any seventh telescopic cylinder through the receiving grooves, the seventh telescopic cylinder is used for pushing the spring chuck in the bearing groove into the corresponding connecting sliding groove.
9. The apparatus according to claim 8, wherein the tooth returning mechanism comprises clamps corresponding to the connecting chutes one by one, and a clamping cylinder, an eighth telescopic cylinder, a ninth telescopic cylinder and a sixth motor which are matched with each clamp, each clamp corresponds to a tooth returning processing station, the clamp is provided with a processing hole which penetrates through the clamp from top to bottom, the processing hole is used for receiving the spring chuck which slides down from the corresponding connecting chute, the eighth telescopic cylinder and the clamping cylinder are respectively arranged on the side surfaces of the clamp, the clamping cylinder is used for clamping the spring chuck to be processed in the processing hole, a blocking piece is arranged at the front end of a piston rod of the eighth telescopic cylinder, and the eighth telescopic cylinder drives the blocking piece to move so as to block or open a lower outlet of the processing hole, the ninth telescopic cylinder is arranged above the clamp and used for driving the sixth motor to ascend and descend, a rotating shaft of the sixth motor is downward and is connected with a screw tap used for returning the spring chuck in the machining hole site to the screw tap, a discharge hole is formed in the lower outlet of the machining hole site, and a first material sensor used for detecting the machining hole site is further arranged on the clamp.
10. The apparatus according to claim 9, wherein the feeding chute of the feeding mechanism is of an arc structure, the feeding opening of the feeding chute is located in a horizontal tangential direction of the arc structure, the feeding mechanism further comprises a second feeding sensor and a tenth telescopic cylinder, the fifth feeding sensor is mounted on a side wall of the feeding opening of the feeding chute, the tenth telescopic cylinder is fixed on the front side of the feeding opening of the feeding chute, and a piston push rod of the tenth telescopic cylinder faces the feeding opening of the feeding chute to push the collet located at the feeding opening of the feeding chute.
CN201921185907.4U 2019-07-25 2019-07-25 Equipment for machining spring chuck Active CN210335112U (en)

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Application Number Priority Date Filing Date Title
CN201921185907.4U CN210335112U (en) 2019-07-25 2019-07-25 Equipment for machining spring chuck

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921185907.4U CN210335112U (en) 2019-07-25 2019-07-25 Equipment for machining spring chuck

Publications (1)

Publication Number Publication Date
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Application Number Title Priority Date Filing Date
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110270839A (en) * 2019-07-25 2019-09-24 山东征宙机械股份有限公司 A kind of equipment for processed springs collet
CN114043191A (en) * 2021-11-10 2022-02-15 哈尔滨学院 Mechanical arm for mounting computer mainboard

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110270839A (en) * 2019-07-25 2019-09-24 山东征宙机械股份有限公司 A kind of equipment for processed springs collet
CN114043191A (en) * 2021-11-10 2022-02-15 哈尔滨学院 Mechanical arm for mounting computer mainboard

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CB03 Change of inventor or designer information

Inventor after: Liu Dongxia

Inventor after: Zu Chuanguang

Inventor after: Gao Yunsong

Inventor before: Liu Dongxia

Inventor before: Zu Chuanguang

Inventor before: Gao Yunsong

PE01 Entry into force of the registration of the contract for pledge of patent right
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Denomination of utility model: A kind of equipment for processing spring chuck

Effective date of registration: 20201209

Granted publication date: 20200417

Pledgee: Dezhou Bank Co.,Ltd. Pingyuan sub branch

Pledgor: SHANDONG ZHENG ZHOU MACHINERY Co.,Ltd.

Registration number: Y2020980009033

PC01 Cancellation of the registration of the contract for pledge of patent right
PC01 Cancellation of the registration of the contract for pledge of patent right

Date of cancellation: 20211104

Granted publication date: 20200417

Pledgee: Dezhou Bank Co.,Ltd. Pingyuan sub branch

Pledgor: SHANDONG ZHENG ZHOU MACHINERY CO.,LTD.

Registration number: Y2020980009033

PE01 Entry into force of the registration of the contract for pledge of patent right
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: Equipment for processing spring collet

Effective date of registration: 20211105

Granted publication date: 20200417

Pledgee: Dezhou Bank Co.,Ltd. Pingyuan sub branch

Pledgor: SHANDONG ZHENG ZHOU MACHINERY CO.,LTD.

Registration number: Y2021980012000

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Date of cancellation: 20221026

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Pledgee: Dezhou Bank Co.,Ltd. Pingyuan sub branch

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Registration number: Y2021980012000