CN210615845U - Self-positioning clamping tool - Google Patents

Self-positioning clamping tool Download PDF

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Publication number
CN210615845U
CN210615845U CN201921506436.2U CN201921506436U CN210615845U CN 210615845 U CN210615845 U CN 210615845U CN 201921506436 U CN201921506436 U CN 201921506436U CN 210615845 U CN210615845 U CN 210615845U
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CN
China
Prior art keywords
base
self
clamping
shaped
positioning
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201921506436.2U
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Chinese (zh)
Inventor
刘红旭
苗文辉
张建
王玉焕
王凤平
车朝鲁
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Agc Laiwu Co ltd
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Agc Laiwu Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
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Priority to CN201921506436.2U priority Critical patent/CN210615845U/en
Application granted granted Critical
Publication of CN210615845U publication Critical patent/CN210615845U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a self-positioning clamping tool, which comprises a base, a V-shaped centering mechanism and a clamping mechanism, wherein the V-shaped centering mechanism and the clamping mechanism are arranged on the base; the V-shaped centering mechanism comprises a V-shaped seat and a guiding reset part arranged between the V-shaped seat and the base; the clamping mechanism comprises an upright column vertically fixed on the base, two support frames respectively positioned at two sides of the V-shaped centering mechanism, two pressure rods positioned above the support frames and in one-to-one correspondence with the two support frames, and a driving part for driving the pressure rods to realize compaction; and each support frame is fixed with a positioning stop block. The utility model discloses the clamping location is simple and convenient, practical, reliable, can eliminate blank face positioning error, the accurate directional clamping with the work piece.

Description

Self-positioning clamping tool
Technical Field
The utility model belongs to the technical field of the machining manufacturing technique and specifically relates to a self-align clamping frock.
Background
In machining, a workpiece is generally required to be positioned and directionally clamped on a workbench, but for some castings, forgings and the like, the workpiece which is firstly clamped or needs to be positioned by a blank surface often has the problems of inaccurate positioning reference, large positioning error and the like.
At present, in order to realize workpiece positioning and clamping, alignment is often performed through a complex linkage mechanism, or each workpiece is aligned and positioned, the tool structure is complex, and the tool needs many elements for adjustment and is time-consuming and labor-consuming; the problems of deviation and the like easily occur in the adjusting process, and particularly, when the adjusting process is carried out in batch production, the clamping is time-consuming and labor-consuming, and the production efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a self-align clamping frock of knee-pad with self-heating mechanism.
The technical scheme of the utility model is realized like this: a self-positioning clamping tool comprises a base, a V-shaped centering mechanism and a clamping mechanism, wherein the V-shaped centering mechanism and the clamping mechanism are arranged on the base; the V-shaped centering mechanism comprises a V-shaped seat and a guiding reset part arranged between the V-shaped seat and the base; the clamping mechanism comprises an upright column vertically fixed on the base, two support frames respectively positioned at two sides of the V-shaped centering mechanism, two pressure rods positioned above the support frames and in one-to-one correspondence with the two support frames, and a driving part for driving the pressure rods to realize compaction; and each support frame is fixed with a positioning stop block.
As the preferred technical scheme, the direction portion that resets includes the uide bushing and the vertical rigid coupling guide shaft on the base fixed with V type seat, the uide bushing cover is established on the guide shaft and can be followed the guide shaft and reciprocated, installs the spring between guide shaft and uide bushing. The spring acts to support the rebound V-shaped seat along the guide shaft.
Preferably, the guiding and resetting parts are at least two groups and are respectively positioned on two sides of the V-shaped seat.
Preferably, a cushion block is mounted on the V-shaped seat. The center of the V-shaped seat can be adjusted through the cushion block, and the wear resistance of the V-shaped seat can be enhanced.
According to the preferable technical scheme, the number of the upright columns is two, the two pressing rods are respectively hinged with one upright column correspondingly, each pressing rod can vertically rotate along the hinged position, pressing blocks are respectively installed at the positions, located right above the supporting frame, of each pressing rod, and a connecting rod is connected between the two pressing rods.
As a preferred technical scheme, the driving part is a hydraulic cylinder with an outer cylinder fixed on the base, and a piston rod of the hydraulic cylinder is hinged with the connecting rod. A piston rod of the hydraulic cylinder extends, a connecting rod is pushed upwards, and the connecting rod drives the two pressure rods to rotate along the hinged position, so that the position of the pressure block is moved upwards, and the workpiece is loosened; the piston rod of the hydraulic rod retracts, the connecting rod is pulled down, the connecting rod drives the two pressing rods to rotate along the hinged position, the pressing block moves downwards, and the pressing block is matched with the supporting frame to clamp the workpiece.
Due to the adoption of the technical scheme, the utility model discloses following outstanding beneficial effect has:
1. the utility model discloses simple structure, the clamping location is simple and convenient, practical, reliable, can eliminate blank face positioning error, the accurate directional clamping with the work piece to realize the accurate quick clamping work piece of batch production, improve work efficiency, reduce intensity of labour.
2. The workpiece is placed on the V-shaped seat, the center position of the workpiece is automatically positioned through the V-shaped seat, the axial position of the workpiece is positioned by the positioning stop block, and the two support frames are positioned up and down and in the rotating direction.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic view of the three-dimensional structure of the clamping workpiece of the present invention.
Fig. 2 is a schematic view of the three-dimensional structure of the unclamped workpiece according to the present invention.
In the figure: 1-a base; 2-V-shaped seat; 3, a guide sleeve; 4-a guide shaft; 5-a spring; 6-cushion block; 7-a workpiece; 8-upright column; 9-a support frame; 10-a compression bar; 11-briquetting; 12-a connecting rod; 13-a hydraulic cylinder; 14-positioning the stop.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 and 2, the utility model comprises a base 1, a V-shaped centering mechanism and a clamping mechanism, which are installed on the base 1.
V type centering mechanism includes V type seat 2 and installs the direction portion that resets between V type seat 2 and base 1, the direction portion that resets includes uide bushing 3 and perpendicular rigid coupling 4 on base 1 fixed with V type seat 2, 3 covers of uide bushing are established on uide bushing 4 and can be followed uide bushing 4 and reciprocated, install spring 5 between uide bushing 4 and uide bushing 3, and spring 5 plays and supports the effect of kick-backing V type seat 2 along uide bushing 4. The direction portion that resets is two sets of at least, and is located the both sides of V type seat 2 respectively.
The cushion block 6 is arranged on the V-shaped seat 2, the center of the V-shaped seat 2 can be adjusted through the cushion block 6, and the abrasion resistance of the V-shaped seat 2 can be enhanced. The V-shaped centering mechanism positions the central line of the outer circle of the workpiece 7, so that the central line of the workpiece 7 is determined to realize directional positioning, clamping errors caused by size errors of blanks of the workpiece 7 are eliminated, positioning accuracy during batch production is guaranteed, and clamping speed is increased.
The clamping mechanism comprises a vertical column 8 vertically fixed on the base 1, two supporting frames 9 respectively positioned on two sides of the V-shaped centering mechanism, two pressing rods 10 positioned above the supporting frames 9 and corresponding to the two supporting frames 9 one by one, and a driving part for driving the pressing rods 10 to realize pressing.
The number of the upright columns 8 is two, the two pressing rods 10 are respectively hinged with one upright column 8 correspondingly, each pressing rod 10 can vertically rotate along the hinged position, and pressing blocks 11 are respectively installed at the positions, located right above the supporting frame 9, of each pressing rod 10. A connecting rod 12 is connected between the two pressure rods 10, the driving part is a hydraulic cylinder 13 with an outer cylinder fixed on the base 1, and a piston rod of the hydraulic cylinder 13 is hinged with the connecting rod 12. A piston rod of the hydraulic cylinder 13 extends, the connecting rod 12 is pushed upwards, and the connecting rod 12 drives the two pressing rods 10 to rotate along the hinged position, so that the pressing block 11 moves upwards, and the workpiece 7 is loosened; the piston rod of the hydraulic rod 10 retracts, the connecting rod 12 is pulled down, the connecting rod 12 drives the two pressing rods 10 to rotate along the hinged position, the pressing block 11 moves downwards, and the pressing block 11 is matched with the supporting frame 9 to clamp the workpiece 7.
Each support frame 9 is fixed with a positioning stop 14, and the positioning stop 14 can position the axial position of the workpiece 7.
Whole frock is fixed on the workstation through base 1, and work piece 7 is placed on V type seat 2, through the 7 central points of V type seat 2 automatic positioning work piece, fixes a position 7 axial positions of dog 14 location work piece, and about two support frames 9 location and direction of rotation, start the drive division, work piece 7 is pushed down to briquetting 11, and V type seat 2 slides down along guiding shaft 4 simultaneously, and support frame 9 and briquetting 11 cooperation realize that work piece 7 presss from both sides tightly, accomplish the clamping process.
The utility model discloses simple structure, the clamping location is simple and convenient, practical, reliable, can eliminate blank face positioning error, the accurate directional clamping with work piece 7 to realize the accurate quick clamping work piece 7 of batch production, improve work efficiency, reduce intensity of labour.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a self-align clamping frock, includes base (1), its characterized in that: the device also comprises a V-shaped centering mechanism and a clamping mechanism which are arranged on the base (1); the V-shaped centering mechanism comprises a V-shaped seat (2) and a guiding reset part arranged between the V-shaped seat (2) and the base (1); the clamping mechanism comprises an upright post (8) vertically fixed on the base (1), two support frames (9) respectively positioned at two sides of the V-shaped centering mechanism, two pressure rods (10) positioned above the support frames (9) and corresponding to the two support frames (9) one by one, and a driving part for driving the pressure rods (10) to realize compaction; each support frame (9) is fixed with a positioning stop block (14).
2. The self-positioning clamping tool according to claim 1, characterized in that: the direction portion that resets includes uide bushing (3) and perpendicular rigid coupling guide shaft (4) on base (1) fixed with V type seat (2), uide bushing (3) cover is established on guide shaft (4) and can be followed guide shaft (4) and reciprocate, installs spring (5) between guide shaft (4) and uide bushing (3).
3. The self-positioning clamping tool according to claim 2, characterized in that: the guiding reset parts are at least two groups and are respectively positioned on two sides of the V-shaped seat (2).
4. The self-positioning clamping tool according to claim 2, characterized in that: and a cushion block (6) is arranged on the V-shaped seat (2).
5. The self-positioning clamping tool according to claim 1, characterized in that: the two upright columns (8) are hinged to one upright column (8) and each compression rod (10) can vertically rotate along the hinged position, two compression rods (10) are respectively corresponding to the two upright columns (8), a pressing block (11) is respectively installed at the position, located right above the supporting frame (9), of each compression rod (10), and a connecting rod (12) is connected between the two compression rods (10).
6. The self-positioning clamping tool according to claim 5, characterized in that: the driving part is a hydraulic cylinder (13) with an outer cylinder fixed on the base (1), and a piston rod of the hydraulic cylinder (13) is hinged with the connecting rod (12).
CN201921506436.2U 2019-09-11 2019-09-11 Self-positioning clamping tool Expired - Fee Related CN210615845U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921506436.2U CN210615845U (en) 2019-09-11 2019-09-11 Self-positioning clamping tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921506436.2U CN210615845U (en) 2019-09-11 2019-09-11 Self-positioning clamping tool

Publications (1)

Publication Number Publication Date
CN210615845U true CN210615845U (en) 2020-05-26

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ID=70763201

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921506436.2U Expired - Fee Related CN210615845U (en) 2019-09-11 2019-09-11 Self-positioning clamping tool

Country Status (1)

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CN (1) CN210615845U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111730380A (en) * 2020-07-27 2020-10-02 苏州东方模具科技股份有限公司 Automatic professional quick-change clamp for glass mold
CN112338769A (en) * 2020-10-15 2021-02-09 芜湖恒坤汽车部件有限公司 Polishing equipment for new energy automobile flexible connection copper bar after welding treatment

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111730380A (en) * 2020-07-27 2020-10-02 苏州东方模具科技股份有限公司 Automatic professional quick-change clamp for glass mold
CN112338769A (en) * 2020-10-15 2021-02-09 芜湖恒坤汽车部件有限公司 Polishing equipment for new energy automobile flexible connection copper bar after welding treatment
CN112338769B (en) * 2020-10-15 2024-02-27 芜湖国天汽车零部件制造有限公司 Polishing equipment for soft connection copper bars of new energy automobiles after welding treatment

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200526

Termination date: 20210911

CF01 Termination of patent right due to non-payment of annual fee