CN115042062B - Thimble processing equipment - Google Patents

Thimble processing equipment Download PDF

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Publication number
CN115042062B
CN115042062B CN202210711161.6A CN202210711161A CN115042062B CN 115042062 B CN115042062 B CN 115042062B CN 202210711161 A CN202210711161 A CN 202210711161A CN 115042062 B CN115042062 B CN 115042062B
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CN
China
Prior art keywords
polishing
thimble
die
clamping
base
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Application number
CN202210711161.6A
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Chinese (zh)
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CN115042062A (en
Inventor
吕博闻
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Anhui Echom Science & Technology Co ltd
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Anhui Echom Science & Technology Co ltd
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Priority to CN202210711161.6A priority Critical patent/CN115042062B/en
Publication of CN115042062A publication Critical patent/CN115042062A/en
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Classifications

    • 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
    • B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
    • B24B21/006—Machines or devices using grinding or polishing belts; Accessories therefor for special purposes, e.g. for television tubes, car bumpers
    • 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
    • B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
    • B24B21/008—Machines comprising two or more tools or having several working posts
    • 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
    • B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
    • B24B21/18—Accessories
    • 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
    • B24B41/02—Frames; Beds; Carriages
    • 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
    • B24B47/06—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables by liquid or gas pressure only
    • 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
    • B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition

Abstract

The invention discloses thimble processing equipment, when the thimble processing equipment is used for polishing, a close structure is formed between two groups of mold thimble polishing assemblies through pushing of a pushing spring, a close polishing structure is formed between two mold thimble polishing abrasive belts, in the process of descending of the mold thimbles, the mold thimbles fall from between two mold thimble polishing abrasive belts, at the moment, polishing of the mold thimbles can be realized, when the mold thimbles fall to the lowest position, the expansion of the bottoms of a first clamping arm and a second clamping arm is realized, at the moment, the clamping of the mold thimbles can be released, the natural blanking after polishing is realized, and meanwhile, the natural rotation of the mold thimbles can be realized through the cooperation among a mold thimble polishing base frame assembly, a mold thimble polishing lifting seat assembly and a mold thimble clamping fixing assembly, and the rotation polishing of the mold thimbles can be realized.

Description

Thimble processing equipment
Technical Field
The invention belongs to the technical field of mold thimble processing, and particularly relates to thimble processing equipment.
Background
The thimble is a plastic mould accessory, is used in a plastic mould, and can also be called a push rod, an insert pin, a middle pin, a support pin and the like, and sometimes the center for a lathe is also called a thimble.
The prior art has the following problems: most of the mould ejector pins are of cylindrical structures, the smoothness of the mould ejector pins must be guaranteed when the mould ejector pins are used, so that smooth ejection during subsequent mould forming can be facilitated, the working procedures of the existing mould ejector pin processing are numerous, the final working procedure is to polish the mould ejector pins per se, the smoothness of finished products of the mould ejector pins is guaranteed, but when the existing mould ejector pins polish, the mould ejector pins are required to be fixed manually through a tool during manual auxiliary semi-automatic polishing, then a polisher is matched in a rotary mode, meanwhile, the mould ejector pins are required to rotate, the polishing uniformity of the mould ejector pins is guaranteed, the mould ejector pin polishing working procedure is not complex, the feeding and the discharging of the mould ejector pins are inconvenient in the polishing process, and therefore ejector pin processing equipment is urgently needed to solve the defects of the problems.
Disclosure of Invention
To solve the problems set forth in the background art. The invention provides thimble processing equipment which has the characteristics of being convenient for loading and unloading and polishing a mould thimble.
In order to achieve the above purpose, the present invention provides the following technical solutions: the ejector pin machining equipment comprises a mold ejector pin polishing base frame assembly, wherein a mold ejector pin polishing lifting seat assembly is arranged at the top of the rear end of the mold ejector pin polishing base frame assembly, a mold ejector pin clamping and fixing assembly is rotationally arranged on the mold ejector pin polishing lifting seat assembly, mold ejector pin polishing assemblies are arranged on the two sides of the front end of the mold ejector pin polishing base frame assembly in a pushing and sliding manner, and a polishing structure of a mold ejector pin is formed between the two groups of mold ejector pin polishing assemblies;
the die thimble polishing lifting seat assembly is used for driving the die thimble clamping and fixing assembly to rotate in the process of driving the die thimble clamping and fixing assembly to lift;
the die ejector pin clamping and fixing assembly is used for automatically clamping the die ejector pins;
the die thimble polishing assembly is used for polishing the die thimble in the rotating process.
The die thimble polishing base frame assembly comprises a die thimble polishing base frame, two base frame sliding rods are fixedly arranged inside the die thimble polishing base frame, a fixed end base frame and an end base top frame are fixedly arranged at one end of the die thimble polishing base frame, pushing springs are sleeved at two ends of the base frame sliding rods, a fixed base sliding rod and a driving threaded rod are arranged on the end base top frame, a first driving motor for driving the driving threaded rod to rotate bidirectionally is fixedly arranged at the bottom of the end base top frame, and a bottom vertical guide rail sliding groove, a spiral guide rail sliding groove and a top vertical guide rail sliding groove are formed in the fixed base sliding rod.
Preferably, the die thimble polishing lifting seat assembly comprises a lifting seat sliding sleeve pipe, the bottom of the lifting seat sliding sleeve pipe is rotatably provided with a lifting seat outer sleeve pipe through a rotating bearing, the outer edge of the bottom of the lifting seat outer sleeve pipe is fixedly provided with an outer sleeve conical tooth, the back of the lifting seat sliding sleeve pipe is fixedly provided with a fixed back seat plate and an internal thread seat table, and the inner side of the lifting seat outer sleeve pipe is fixedly provided with a guide rail convex sliding rod;
the die thimble clamping and fixing assembly comprises a clamping and fixing shaft rod, shaft rod bevel teeth and a shaft rod end table are fixedly arranged on the clamping and fixing shaft rod, a first clamping arm and a second clamping arm are rotatably arranged on the outer side face of the top of the shaft rod end table through shaft pins, pushing cylinders are rotatably arranged at the tops of the first clamping arm and the second clamping arm through shaft pins, and die thimble end clamping arm plates are fixedly arranged at the bottoms of the first clamping arm and the second clamping arm;
the mould thimble polishing assembly comprises a mould thimble polishing frame plate, a mould thimble polishing base is fixedly arranged at the bottom of the mould thimble polishing frame plate, a polishing base sliding hole is formed in the mould thimble polishing base, two polishing frame plate shaft rods are rotatably arranged on the mould thimble polishing frame plate, a driving motor for driving the polishing frame plate shaft rods to rotate is fixedly arranged at the back of the mould thimble polishing frame plate, and two mould thimble polishing abrasive belts are arranged on the polishing frame plate shaft rods.
Preferably, the lifting seat sliding sleeve is sleeved outside the fixed base sliding rod and slides up and down on the fixed base sliding rod, and the lifting seat outer sleeve is sleeved outside the fixed base sliding rod and slides up and down on the fixed base sliding rod.
Preferably, a continuous chute structure is formed among the spiral guide rail chute, the bottom vertical guide rail chute and the top vertical guide rail chute, and the guide rail convex slide bar on the inner side of the outer sleeve of the lifting seat is inserted into the chute structure and slides in the continuous chute structure.
Preferably, the mould thimble base of polishing is through polishing the base slide hole and reciprocating sliding on the base frame slide bar, the both ends of pushing the spring are contradicted respectively on mould thimble base of polishing and mould thimble base frame stand's medial surface stage body of polishing.
Preferably, the two groups of die thimble polishing assemblies form a close structure through pushing of the pushing springs, and a polishing structure for closing the die thimbles is formed between the two die thimble polishing abrasive belts.
Preferably, the rear end rod body of the clamping and fixing shaft rod is rotationally connected with the front end surface of the lifting seat sliding sleeve through a bearing seat, and the shaft rod bevel gear is meshed with the outer sleeve bevel gear.
Preferably, the internal thread seat is moved up and down by threads on a driving threaded rod.
Preferably, the die thimble end clamping arm plate at the bottom of the first clamping arm and the die thimble end clamping arm plate at the bottom of the second clamping arm form a clamping and fixing structure for the needle at the end of the die thimble.
Compared with the prior art, the invention has the beneficial effects that:
(1) When the die thimble polishing machine is used for polishing, the die thimble polishing lifting seat assembly drives the die thimble clamping and fixing assembly to be lifted to the highest position, at the moment, the die thimble end clamping arm plate at the bottom of the first clamping arm and the die thimble end clamping arm plate at the bottom of the second clamping arm form a clamping and fixing structure for the needle at the end of the die thimble, at the moment, the die thimble end is clamped at the bottoms of the first clamping arm and the second clamping arm, the die thimble polishing lifting seat assembly drives the die thimble clamping and fixing assembly to descend, at the moment, the die thimble polishing seat assembly is arranged on the two sides of the front end of the die thimble polishing seat assembly in a pushing sliding mode, so that contact polishing is carried out in a quick clamping mode, when the die thimble falls to the lowest position, the bottoms of the first clamping arm and the second clamping arm are opened through stretching of the pushing cylinder, at the moment, and natural blanking after polishing is realized.
(2) According to the invention, the die thimble polishing base slides back and forth on the base frame sliding rod through the polishing base sliding hole, two ends of the pushing spring respectively abut against the die thimble polishing base and the inner side surface table body of the die thimble polishing base frame table, a close structure is formed between the two groups of die thimble polishing components through pushing of the pushing spring, a polishing structure for closing the die thimble is formed between the two die thimble polishing abrasive belts, and in the process of the die thimble descending, the die thimble falls down from between the two die thimble polishing abrasive belts, so that polishing of the die thimble can be realized.
(3) According to the invention, the bottom of the lifting seat sliding sleeve is rotatably provided with the lifting seat outer sleeve through the rotating bearing, the outer edge of the bottom of the lifting seat outer sleeve is fixedly provided with the outer sleeve conical tooth, the inner side of the lifting seat outer sleeve is fixedly provided with the guide rail convex slide bar, the guide rail convex slide bar on the inner side of the lifting seat outer sleeve is inserted into the slide groove structure and slides in the coherent slide groove structure, in this way, when the die ejector pin is used for polishing the lifting seat assembly to move up and down, the lifting seat outer sleeve drives the outer sleeve conical tooth to rotate, at the moment, the rear end rod body for clamping and fixing the shaft rod is rotatably connected with the front end face of the lifting seat sliding sleeve through the bearing seat, and the shaft rod conical tooth is engaged with the outer sleeve conical tooth, so that the rotation of the shaft rod end platform is realized; by the mode, the rotary polishing during the up-and-down movement polishing of the mold thimble is realized, and the defect of the existing mold thimble in the processing procedure during polishing can be well overcome.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a perspective view of another view of the present invention;
FIG. 3 is an exploded view of the present invention;
FIG. 4 is a perspective view of the mold ejector pin grinding base frame assembly and the mold ejector pin grinding assembly of the present invention;
FIG. 5 is a perspective view of a mold ejector pin grinding base frame assembly of the present invention;
FIG. 6 is a perspective view of the mold ejector pin sharpening assembly of the present invention;
FIG. 7 is a perspective view of the mold ejector pin sharpening lifting seat assembly and the mold ejector pin clamping and fixing assembly of the present invention;
FIG. 8 is a perspective view of another view of the mold ejector pin sharpening lifting seat assembly and the mold ejector pin clamping and fixing assembly of the present invention;
FIG. 9 is a perspective view of a mold ejector pin sharpening lifting seat assembly of the present invention;
FIG. 10 is a perspective view of another view of the mold ejector pin sharpening lifting seat assembly of the present invention;
FIG. 11 is a perspective view of the mold ejector pin clamping and fixing assembly of the present invention;
in the figure: 1. polishing the base frame assembly by the mold ejector pin; 101. polishing a base stand by a mould thimble; 102. a base frame slide bar; 103. a pushing spring; 104. a fixed end stand; 105. an end seat top stand; 106. a first driving motor; 107. driving a threaded rod; 108. fixing a base slide bar; 109. a spiral guide rail chute; 110. a bottom vertical guide rail chute; 111. a top vertical rail chute; 2. polishing the lifting seat assembly by the mold ejector pin; 201. a lifting seat sliding sleeve; 202. a rotating bearing; 203. an outer sleeve of the lifting seat; 204. outer sleeve cone teeth; 205. fixing a back seat board; 206. an internal thread seat; 207. a guide rail convex slide bar; 3. the die ejector pin clamps the fixing component; 301. clamping and fixing the shaft lever; 302. shaft lever bevel gear; 303. a shaft end stage; 304. a first clamping arm; 305. a second clamping arm; 306. pushing cylinder; 307. clamping arm plates at the ends of the ejector pins of the die; 4. a die thimble polishing assembly; 401. polishing the frame plate by using a mould ejector pin; 402. polishing a frame plate shaft lever; 403. a polishing driving motor; 404. polishing a base by a mould thimble; 405. polishing a base sliding hole; 406. and (5) polishing the abrasive belt by using the mold ejector pin.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-11, the present invention provides the following technical solutions: the thimble processing equipment comprises a mold thimble polishing base frame assembly 1, wherein a mold thimble polishing lifting seat assembly 2 is arranged at the top of the rear end of the mold thimble polishing base frame assembly 1, a mold thimble clamping and fixing assembly 3 is rotatably arranged on the mold thimble polishing lifting seat assembly 2, mold thimble polishing assemblies 4 are arranged on two sides of the front end of the mold thimble polishing base frame assembly 1 in a pushing and sliding manner, and a polishing structure of a mold thimble is formed between the two groups of mold thimble polishing assemblies 4;
the die thimble polishing base frame assembly 1 comprises a die thimble polishing base frame 101, two base frame sliding rods 102 are fixedly arranged inside the die thimble polishing base frame 101, a fixed end base frame 104 and an end base top frame 105 are fixedly arranged at one end of the die thimble polishing base frame 101, pushing springs 103 are sleeved at two ends of the base frame sliding rods 102, a fixed base sliding rod 108 and a driving threaded rod 107 are arranged on the end base top frame 105, a first driving motor 106 for driving the driving threaded rod 107 to rotate bidirectionally is fixedly arranged at the bottom of the end base top frame 105, and a bottom vertical guide rail chute 110, a spiral guide rail chute 109 and a top vertical guide rail chute 111 are arranged on the fixed base sliding rod 108.
In this embodiment, preferably, the mold thimble polishing lifting seat assembly 2 includes a lifting seat sliding sleeve 201, a lifting seat outer sleeve 203 is rotatably disposed at the bottom of the lifting seat sliding sleeve 201 through a rotating bearing 202, an outer sleeve conical tooth 204 is fixedly disposed at the outer edge of the bottom of the lifting seat outer sleeve 203, a fixed back seat plate 205 and an internal thread seat 206 are fixedly disposed at the back of the lifting seat sliding sleeve 201, and a guide rail convex sliding rod 207 is fixedly disposed at the inner side of the lifting seat outer sleeve 203;
the die thimble clamping and fixing assembly 3 comprises a clamping and fixing shaft rod 301, shaft rod taper teeth 302 and a shaft rod end table 303 are fixedly arranged on the clamping and fixing shaft rod 301, a first clamping arm 304 and a second clamping arm 305 are rotatably arranged on the outer side surface of the top of the shaft rod end table 303 through shaft pins, a pushing cylinder 306 is rotatably arranged at the top of the first clamping arm 304 and the top of the second clamping arm 305 through shaft pins, and a die thimble end clamping arm plate 307 is fixedly arranged at the bottoms of the first clamping arm 304 and the second clamping arm 305;
the mould thimble polishing assembly 4 comprises a mould thimble polishing frame plate 401, a mould thimble polishing base 404 is fixedly arranged at the bottom of the mould thimble polishing frame plate 401, polishing base sliding holes 405 are formed in the mould thimble polishing base 404, two polishing frame plate shaft rods 402 are rotatably arranged on the mould thimble polishing frame plate 401, a polishing driving motor 403 for driving the polishing frame plate shaft rods 402 to rotate is fixedly arranged on the back of the mould thimble polishing frame plate 401, and mould thimble polishing abrasive belts 406 are arranged on the two polishing frame plate shaft rods 402.
In this embodiment, preferably, the lifting seat slide sleeve 201 is sleeved outside the fixed base slide bar 108 and slides up and down on the fixed base slide bar 108, and the lifting seat outer sleeve 203 is sleeved outside the fixed base slide bar 108 and slides up and down on the fixed base slide bar 108.
In this embodiment, preferably, a continuous chute structure is formed among the spiral rail chute 109, the bottom vertical rail chute 110 and the top vertical rail chute 111, and the rail male sliding rod 207 on the inner side of the lift base outer sleeve 203 is inserted into and slides in the chute structure.
In this embodiment, preferably, the mold ejector pin polishing base 404 slides reciprocally on the base frame slide rod 102 through the polishing base slide hole 405, and two ends of the ejector spring 103 respectively abut against the mold ejector pin polishing base 404 and the inner side surface table body of the mold ejector pin polishing base frame 101.
In this embodiment, preferably, a close structure is formed between the two sets of mold ejector pin polishing assemblies 4 by pushing the pushing springs 103, and a polishing structure for closing mold ejector pins is formed between the two mold ejector pin polishing abrasive belts 406.
In this embodiment, preferably, the rear rod body of the clamping and fixing shaft 301 is rotatably connected to the front end surface of the lifting seat sliding sleeve 201 through a bearing seat, and the shaft cone teeth 302 are engaged with the outer sleeve cone teeth 204.
In this embodiment, the internally threaded seat 206 is preferably threaded up and down on the drive threaded rod 107.
In this embodiment, preferably, the mold ejector pin end clamping arm plate 307 at the bottom of the first clamping arm 304 and the mold ejector pin end clamping arm plate 307 at the bottom of the second clamping arm 305 form a clamping and fixing structure for the mold ejector pin end needle; clamping grooves at different positions can be further formed in the clamping arm plate 307 at the end of the die thimble, and the clamping grooves are used for limiting clamping positions and polishing with different forces; one of the clamping grooves can be further arranged, and after the two die thimble end clamping arm plates 307 are closed for clamping, the clamping groove and the clamping fixing shaft rod 301 are positioned on the same horizontal line, so that the thimble clamped by the clamping fixing structure and the clamping fixing shaft rod 301 are positioned on the same horizontal line for rotation when the clamping fixing structure integrally rotates.
In another embodiment of the present invention, the two sides of the top of the shaft lever end table 303 are fixedly provided with the first pull ring, the first clamping arm 304 and the second clamping arm 305 are fixedly provided with the second pull ring, and tension springs are hung between the first pull ring and the second pull ring, so that the first clamping arm 304 and the second clamping arm 305 can keep an angle relative to the shaft lever end table 303 through the action of the tension springs, and the shake when the bottom of the first clamping arm 304 and the bottom of the second clamping arm 305 clamps the thimble end of the mold is avoided, and meanwhile, the limiting structure can be replaced by other relatively stable structures, which has the essential function of ensuring that the bottom of the first clamping arm 304 and the bottom of the second clamping arm 305 can keep an angle relative to the shaft lever end table 303, and avoiding the shake.
In another embodiment of the present invention, in order to ensure the rapidness and the high efficiency when the mold ejector pin polishing lifting seat assembly 2 moves up and down, a telescopic cylinder may be disposed between the mold ejector pin polishing lifting seat assembly 2 and the mold ejector pin polishing base frame assembly 1, and the mold ejector pin polishing lifting seat assembly 2 is driven to slide up and down on the mold ejector pin polishing base frame assembly 1 by the telescopic cylinder.
The working principle and the using flow of the invention are as follows: when the polishing machine is used, the die thimble polishing lifting seat assembly 2 drives the die thimble clamping and fixing assembly 3 to rise to the highest position through the cooperation of the first driving motor 106 and the internal thread seat 206, at the moment, a die thimble end clamping arm plate 307 at the bottom of the first clamping arm 304 and a die thimble end clamping arm plate 307 at the bottom of the second clamping arm 305 form a clamping and fixing structure for the needle at the end of the die thimble, the bottoms of the first clamping arm 304 and the second clamping arm 305 are opened and closed through the expansion and contraction of the pushing cylinder 306, at the moment, the die thimble end is clamped at the bottoms of the first clamping arm 304 and the second clamping arm 305, and at the same time, the back of the die thimble end is abutted against the front end of the shaft lever end seat 303;
at this time, through the cooperation of the first driving motor 106 and the internal thread seat 206, the die thimble polishing lifting seat component 2 drives the die thimble clamping and fixing component 3 to descend, at this time, both sides of the front end of the die thimble polishing base seat frame component 1 are pushed to slide and are provided with the die thimble polishing component 4, the die thimble polishing base 404 slides back and forth on the base frame slide rod 102 through the polishing base slide hole 405, both ends of the pushing spring 103 respectively prop against the die thimble polishing base 404 and the inner side surface table body of the die thimble polishing base seat 101, a close structure is formed between the two groups of die thimble polishing components 4 through the pushing of the pushing spring 103, a polishing structure for closing the die thimble is formed between the two die thimble polishing abrasive belts 406, in the process of the die thimble descending, at this time, the die thimble can realize polishing and polishing of the die thimble, when the die thimble descends to the lowest position, the expansion of the bottoms of the first clamping arm 304 and the second clamping arm 305 can be realized through the expansion of the pushing cylinder 306, and the natural blanking after polishing and polishing can be realized;
the invention relates to a lifting seat sliding sleeve 201, which is provided with a lifting seat outer sleeve 203 through a rotating bearing 202 in a rotating way, the outer edge of the bottom of the lifting seat outer sleeve 203 is fixedly provided with an outer sleeve conical tooth 204, the inner side of the lifting seat outer sleeve 203 is fixedly provided with a guide rail convex slide bar 207, the lifting seat outer sleeve 203 is sleeved outside a fixed seat slide bar 108 and slides up and down on the fixed seat slide bar 108, at the moment, a coherent chute structure is formed among a spiral guide rail chute 109, a bottom vertical guide rail chute 110 and a top vertical guide rail chute 111, the guide rail convex slide bar 207 on the inner side of the lifting seat outer sleeve 203 is inserted into the chute structure and slides in the coherent chute structure, in this way, when a die thimble is polished and the lifting seat assembly 2 moves up and down, the lifting seat outer sleeve 203 drives the outer sleeve conical tooth 204 to rotate, the rear end rod body of the clamping and fixing shaft rod 301 is rotationally connected with the front end face of the lifting seat sliding sleeve 201 through the bearing seat, the shaft rod conical teeth 302 are meshed with the outer sleeve conical teeth 204, and in this way, the shaft rod end table 303 drives the die thimble to rotate, namely, when the die thimble polishing lifting seat assembly 2 drives the die thimble fixed on the die thimble clamping and fixing assembly 3 to move up and down, the die thimble polishing base frame assembly 1, the die thimble polishing lifting seat assembly 2 and the die thimble clamping and fixing assembly 3 are matched, so that the die thimble can naturally rotate, and the rotary polishing during the up-and-down movement polishing of the die thimble can be realized.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. The thimble processing equipment comprises a mould thimble polishing base frame assembly (1), and is characterized in that: the top of the rear end of the die thimble polishing base seat frame assembly (1) is provided with a die thimble polishing lifting seat assembly (2), the die thimble polishing lifting seat assembly (2) is rotatably provided with a die thimble clamping and fixing assembly (3), two sides of the front end of the die thimble polishing base seat frame assembly (1) are respectively provided with a die thimble polishing assembly (4) in a pushing and sliding manner, and a polishing structure of a die thimble is formed between the two groups of die thimble polishing assemblies (4);
the die thimble polishing base frame assembly (1) comprises a die thimble polishing base frame table (101), a fixed end base frame table (104) and an end base top frame table (105) are fixedly arranged at one end of the die thimble polishing base frame table (101), a fixed base sliding rod (108) and a driving threaded rod (107) are arranged on the end base top frame table (105), a first driving motor (106) for driving the driving threaded rod (107) to rotate bidirectionally is fixedly arranged at the bottom of the end base top frame table (105), and a bottom vertical guide rail sliding groove (110), a spiral guide rail sliding groove (109) and a top vertical guide rail sliding groove (111) are formed in the fixed base sliding rod (108);
the die thimble polishing lifting seat assembly (2) comprises a lifting seat sliding sleeve (201), a lifting seat outer sleeve (203) is rotatably arranged at the bottom of the lifting seat sliding sleeve (201) through a rotating bearing (202), outer sleeve conical teeth (204) are fixedly arranged at the outer edge of the bottom of the lifting seat outer sleeve (203), a fixed back seat plate (205) and an internal thread seat table (206) are fixedly arranged at the back of the lifting seat sliding sleeve (201), and a guide rail convex sliding rod (207) is fixedly arranged at the inner side of the lifting seat outer sleeve (203);
the internal thread seat (206) moves up and down on the driving threaded rod (107) in a threaded manner;
the lifting seat sliding sleeve pipe (201) is sleeved outside the fixed base sliding rod (108) and slides up and down on the fixed base sliding rod (108), and the lifting seat outer sleeve pipe (203) is sleeved outside the fixed base sliding rod (108) and slides up and down on the fixed base sliding rod (108)
A continuous chute structure is formed among the spiral guide rail chute (109), the bottom vertical guide rail chute (110) and the top vertical guide rail chute (111), and a guide rail convex slide bar (207) on the inner side of the lifting seat outer sleeve (203) is inserted into the chute structure and slides in the continuous chute structure;
the die thimble clamping and fixing assembly (3) comprises a clamping and fixing shaft lever (301), shaft lever conical teeth (302) and a shaft lever end table (303) are fixedly arranged on the clamping and fixing shaft lever (301), a first clamping arm (304) and a second clamping arm (305) are rotatably arranged on the outer side face of the top of the shaft lever end table (303) through shaft pins, a pushing cylinder (306) is rotatably arranged at the tops of the first clamping arm (304) and the second clamping arm (305) through shaft pins, and a die thimble end clamping arm plate (307) is fixedly arranged at the bottoms of the first clamping arm (304) and the second clamping arm (305);
the rear end rod body of the clamping and fixing shaft rod (301) is rotationally connected with the front end surface of the lifting seat sliding sleeve (201) through a bearing seat, and the shaft rod conical teeth (302) are meshed with the outer sleeve conical teeth (204);
the die thimble polishing lifting seat assembly (2) is used for driving the die thimble clamping and fixing assembly (3) to rotate in the process of driving the die thimble clamping and fixing assembly (3) to lift;
the die thimble clamping and fixing assembly (3) is used for automatically clamping the die thimble;
the die thimble polishing assembly (4) is used for polishing the die thimble in the rotating process.
2. The thimble processing apparatus according to claim 1, wherein: the die thimble end clamping arm plate (307) at the bottom of the first clamping arm (304) and the die thimble end clamping arm plate (307) at the bottom of the second clamping arm (305) form a clamping and fixing structure for the needle at the end of the die thimble.
3. The thimble processing apparatus according to claim 1, wherein: the die ejector pin polishing assembly (4) comprises a die ejector pin polishing frame plate (401), a die ejector pin polishing base (404) is fixedly arranged at the bottom of the die ejector pin polishing frame plate (401), polishing base sliding holes (405) are formed in the die ejector pin polishing base (404), two polishing frame plate shaft rods (402) are rotatably arranged on the die ejector pin polishing frame plate (401), polishing driving motors (403) for driving the polishing frame plate shaft rods (402) to rotate are fixedly arranged on the back of the die ejector pin polishing frame plate (401), and die ejector pin polishing abrasive belts (406) are arranged on the polishing frame plate shaft rods (402).
4. A thimble processing apparatus according to claim 3, wherein: two base frame sliding rods (102) are fixedly arranged in the die thimble polishing base frame (101), and pushing springs (103) are sleeved at two ends of each base frame sliding rod (102);
the mold thimble polishing base (404) slides back and forth on the base frame sliding rod (102) through a polishing base sliding hole (405), and two ends of the pushing spring (103) respectively abut against the mold thimble polishing base (404) and the inner side surface table body of the mold thimble polishing base frame (101);
the two groups of die thimble polishing assemblies (4) form a close structure through pushing of the pushing springs (103), and a polishing structure for closing the die thimbles is formed between the two die thimble polishing abrasive belts (406).
CN202210711161.6A 2022-06-22 2022-06-22 Thimble processing equipment Active CN115042062B (en)

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CN210255554U (en) * 2019-06-04 2020-04-07 南昌鑫荣达精密模具配件有限公司 Sectional polishing tool for ejector pin
CN113894639A (en) * 2021-10-22 2022-01-07 无锡新辉汽车配件有限公司 Remove processing apparatus of thimble burr
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US5888123A (en) * 1997-05-14 1999-03-30 Wang; Kun-I Automatic golf club grinder
JPH11239959A (en) * 1998-02-26 1999-09-07 Nakanishi Shokai Kk Round bar polishing device and its polishing method
CN105643404A (en) * 2016-03-15 2016-06-08 浙江机电职业技术学院 Full-automatic auxiliary needle polishing device
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CN113894639A (en) * 2021-10-22 2022-01-07 无锡新辉汽车配件有限公司 Remove processing apparatus of thimble burr

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