CN115070449B - Clamp for machining fork-type arm holes - Google Patents
Clamp for machining fork-type arm holes Download PDFInfo
- Publication number
- CN115070449B CN115070449B CN202210752618.8A CN202210752618A CN115070449B CN 115070449 B CN115070449 B CN 115070449B CN 202210752618 A CN202210752618 A CN 202210752618A CN 115070449 B CN115070449 B CN 115070449B
- Authority
- CN
- China
- Prior art keywords
- side pressing
- pressing piece
- spring
- arm
- casting die
- Prior art date
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/10—Devices for clamping workpieces of a particular form or made from a particular material
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention relates to a clamp for machining a fork-type arm hole, which comprises an arm body, wherein a plurality of arm hole parts are formed in the circumferential direction of the arm body, a transition surface is formed between two adjacent arm hole parts, the clamp comprises a frame, a mounting plate is connected to the frame, a positioning component, a side pressing component and a pressing component are connected to the mounting plate, the positioning component comprises a plurality of positioning pieces which are used for being abutted to the outer sides of the corresponding arm hole parts, the side pressing component comprises a first side pressing piece, a second side pressing piece and a third side pressing piece, the first side pressing piece, the second side pressing piece and the third side pressing piece are all used for being abutted to different transition surfaces, the first side pressing piece, the second side pressing piece and the third side pressing piece are all movably connected to the mounting plate, the pressing component comprises a plurality of pressing plates, the pressing plates are used for being abutted to the upper surfaces of the fork-type arm, and the pressing plates are all driven to be lifted through a lifting device. The invention can rapidly and accurately realize the positioning of the fork arms and is convenient for the subsequent processing of arm holes.
Description
Technical Field
The invention relates to the technical field of clamps, in particular to a clamp for machining a fork-type arm hole.
Background
In order to ensure the running stability of the vehicle and the adaptability to different road conditions, the vehicle is generally connected with a suspension mechanism between a frame and an axle so as to reduce the severe vibration of the vehicle body. The fork arm is a key part of the suspension mechanism, and in order to ensure the use reliability of the suspension mechanism, the fork arm not only has good mechanical properties, but also has very high requirements on the machining dimension and the form and position tolerance precision of the fork arm. Because the blanks of the fork arms are cast or forged, the appearance shape is complex and irregular, and the clamping and the positioning are difficult, the positioning of the arm holes at the four corners of the fork arms is difficult, the processing difficulty is high, the processing can be generally carried out only by adopting a scribing and aligning mode in the prior art, the mode is time-consuming and labor-consuming, the processing efficiency is low, the mass production is not easy, the production cost is high, the processing quality is unstable, and the production requirement cannot be met.
Disclosure of Invention
Therefore, the invention aims to solve the technical problem that the problem of inconvenient machining of the arm holes caused by difficulty in accurate clamping and positioning of the fork arms in the prior art is solved.
In order to solve the technical problems, the invention provides a clamp for processing a fork-shaped arm hole, which comprises an arm body, wherein a plurality of arm hole parts are formed in the circumferential direction of the arm body, a transition surface is formed between two adjacent arm hole parts, the clamp comprises a frame, a mounting plate is connected to the frame, a positioning component, a side pressing component and a pressing component are connected to the mounting plate, the positioning component comprises a plurality of positioning pieces, the positioning pieces and the arm hole parts are in one-to-one correspondence, the positioning pieces are used for being abutted to the outer sides of the corresponding arm hole parts, the side pressing component comprises a first side pressing piece, a second side pressing piece and a third side pressing piece, the first side pressing piece, the second side pressing piece and the third side pressing piece are all used for being abutted to different transition surfaces, the first side pressing piece, the second side pressing piece and the third side pressing piece are all movably connected to the mounting plate, the pressing component comprises a plurality of pressing plates, the pressing component is used for being abutted to the upper surface of the fork-shaped arm, and the pressing component is driven by a lifting device.
In one embodiment of the present invention, the lower pressing plates and the arm hole portions are in one-to-one correspondence, and each of the lower pressing plates is used for abutting against an upper portion of the corresponding arm hole portion.
In one embodiment of the invention, both ends of the third side pressing piece are connected with a first tightening screw through threads, the bottom of the third side pressing piece is connected with a guide sliding block, the second side pressing piece is connected with a second connecting rod, the second connecting rod is connected with the guide sliding block through a first connecting rod, one end of the first connecting rod is hinged with the second connecting rod, the other end of the first connecting rod is hinged with the guide sliding block, the guide sliding block and the second side pressing piece are both slidably connected in a main body sliding groove, the main body sliding groove is arranged on a main body plate, the main body plate is connected to the upper part of the mounting plate, the first side pressing piece is slidably connected to a first guide seat, and the first guide seat is connected to the mounting plate.
In one embodiment of the invention, the first jacking screws at the two ends of the third side pressing piece are obliquely arranged.
In one embodiment of the invention, the guide sliding block is provided with a through groove, the main body plate is provided with a first limit column, the first limit column penetrates through the through groove, the through groove is internally provided with a third spring, one end of the third spring is connected to the inner wall of the through groove, the other end of the third spring is used for being abutted against the first limit column, the second side pressing piece is connected with the second connecting rod through a tensioning screw, the second side pressing piece is provided with the second spring between the second connecting rod, and the first spring is arranged between the first side pressing piece and the first guide seat.
In one embodiment of the invention, a second mounting hole is formed in the second side pressing piece, the second connecting rod penetrates through the second mounting hole, the tensioning screw penetrates through the second mounting hole and then is connected with the second connecting rod through threads, the second spring is located in the second mounting hole, one end of the second spring is abutted against the second connecting rod, the other end of the second spring is abutted against the inner wall of the second mounting hole, a first mounting hole is formed in the first side pressing piece, the first spring is located in the first mounting hole, one end of the first spring is abutted against the inner wall of the first mounting hole, and the other end of the first spring is abutted against the first guide seat.
In one embodiment of the invention, the first side pressing piece is provided with a limiting groove, a second limiting column is arranged in the limiting groove, the second limiting column is connected to the first guide seat, and the length of the limiting groove is larger than the diameter of the second limiting column.
In one embodiment of the invention, the lifting device comprises a vertical rod, wherein the vertical rod is connected to the frame, a turntable and a driving arm are sequentially connected to the vertical rod from top to bottom, a handle is connected to the turntable, the turntable is connected with the vertical rod through threads, the driving arm is slidably connected to the vertical rod, driving plates are connected to two ends of the vertical rod, pull rods are hinged to the driving plates, one ends of the pull rods are connected with a lower pressing plate, and the other ends of the pull rods are connected with the frame through pressing springs.
In one embodiment of the invention, the positioning pieces comprise transverse plates, wherein the transverse plates are connected with vertical plates, the transverse plates are connected to the mounting plate, the vertical plates of at least one positioning piece are connected with first adjusting plates, and the transverse plates are connected with second adjusting plates.
In one embodiment of the invention, a support screw is attached to the cross plate of at least one of the positioning members.
Compared with the prior art, the technical scheme of the invention has the following advantages:
the clamp for processing the fork-type arm holes can rapidly and accurately position the fork-type arms, so that the positions of the arm hole parts are accurately positioned, subsequent arm hole processing is facilitated, and the arm hole processing precision and quality are improved.
Drawings
In order that the invention may be more readily understood, a more particular description of the invention will be rendered by reference to specific embodiments thereof that are illustrated in the appended drawings.
FIG. 1 is a schematic structural view of a fork arm;
FIG. 2 is a schematic structural view of a clamp for yoke hole machining of the present invention;
FIG. 3 is a schematic view of the structure of the clamp of FIG. 2 at another angle;
FIG. 4 is a schematic view of the structure of FIG. 2 after the cover plate has been removed from the clamp;
FIG. 5 is a two-dimensional view of the clamp of FIG. 2;
FIG. 6 is a cross-sectional view at A-A in FIG. 5;
FIG. 7 is a cross-sectional view at B-B in FIG. 5;
FIG. 8 is a schematic illustration of the clamping of the clamp and fork arms shown in FIG. 2;
description of the specification reference numerals:
1. a mounting plate; 2. the first guide seat; 3. the second guide seat; 4. the third guide seat; 5. a cover plate; 6. a main body plate; 61. a main body chute; 7. a frame; 71. a bottom plate; 72. a left side plate; 73. a right side plate; 74. a rear side plate; 8. a lower pressing plate; 9. a positioning piece; 91. a cross plate; 92. a vertical plate; 93. a first adjustment plate; 94. a second adjusting plate; 10. a first side pressing member; 101. a first mounting hole; 102. a limit groove; 11. a second side pressing member; 111. a second mounting hole; 12. a third side pressing member; 121. an inclined portion; 13. a lifting driving device; 131. a vertical rod; 132. a turntable; 1321. a handle; 133. a driving arm; 134. a driving plate; 135. a pull rod; 136. pressing the spring; 14. a first tightening screw; 15. a guide slide block; 151. a through groove; 16. a second link; 17. a first link; 18. a first spring; 19. a second spring; 20. a third spring; 21. a first limit post; 22. tightening the screw; 23. the second limit column; 24. a support screw; 25. a second tightening screw; 26. a fork arm; 261. an arm body; 262. an arm hole portion; 263. and a transition surface.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the invention and practice it.
Referring to fig. 1, 2, 3 and 8, the present embodiment discloses a jig for machining a fork arm hole, the fork arm 26 includes an arm body 261, a plurality of arm hole portions 262 are formed in the circumferential direction of the arm body 261, and a transition surface 263 is formed between two adjacent arm hole portions 262;
the fixture comprises a frame 7, wherein a mounting plate 1 is connected to the frame 7, a positioning component, a side pressing component and a pressing component are connected to the mounting plate 1, the positioning component comprises a plurality of positioning pieces 9, the positioning pieces 9 and arm hole parts 262 are in one-to-one correspondence, the positioning pieces 9 are used for being abutted to the outer sides of the corresponding arm hole parts 262, the side pressing component comprises a first side pressing piece 10, a second side pressing piece 11 and a third side pressing piece 12, the first side pressing piece 10, the second side pressing piece 11 and the third side pressing piece 12 are all used for being abutted to different transition surfaces 263, the first side pressing piece 10, the second side pressing piece 11 and the third side pressing piece 12 are all movably connected to the mounting plate 1, the pressing component comprises a plurality of pressing plates 8, the pressing plates 8 are used for being abutted to the upper surfaces of fork-shaped arms 26, and the pressing plates 8 are all driven to lift through lifting devices.
The structure can effectively limit the front-back, left-right and up-down displacement of the fork-shaped arm 26 through the matching of the positioning assembly, the side pressing assembly and the pressing assembly, so that the fork-shaped arm 26 can be accurately clamped and positioned, and the subsequent processing of the arm hole is facilitated.
In one embodiment, the lower pressing plates 8 and the arm hole portions 262 are in one-to-one correspondence, and each lower pressing plate 8 is used for propping against the upper portion of the corresponding arm hole portion 262 so as to better position the arm hole portion 262 and prevent the arm hole portion 262 from moving to affect the subsequent processing precision.
In one embodiment, referring to fig. 5-7, both ends of the third side pressing piece 12 are connected with a first tightening screw 14 through threads, the bottom of the third side pressing piece 12 is connected with a guide sliding block 15, the second side pressing piece 11 is connected with a second connecting rod 16, the second connecting rod 16 is connected with the guide sliding block 15 through a first connecting rod 17, one end of the first connecting rod 17 is hinged with the second connecting rod 16, the other end of the first connecting rod 17 is hinged with the guide sliding block 15, the guide sliding block 15 and the second side pressing piece 11 are both slidably connected in a main body sliding groove 61, the main body sliding groove 61 is arranged on a main body plate 6, the main body plate 6 is connected to the upper portion of the mounting plate 1, the first side pressing piece 10 is slidably connected with the first guide seat 2, and the first guide seat 2 is connected to the mounting plate 1.
In the above structure, the guide slider 15, the first link 17 and the second link 16 constitute a link mechanism by which the linkage of the third side pressing piece 12 and the second side pressing piece 11 can be achieved, thereby better automatically adjusting the clamping position of the fork arm 26 and improving the operation efficiency.
The first tightening screw 14 is used for propping against the corresponding transition surface 263, and the position of the fork arm 26 can be finely adjusted by adjusting the extending length of the first tightening screw 14, and meanwhile, after fine adjustment is in place, the first tightening screw also tightly props against the fork arm 26, so that the fixing stability of the fork arm 26 is better ensured.
In addition, the two ends of the third side pressing piece 12 are connected with the first jacking screws 14, and the center line of the fork-shaped arm 26 can be aligned by adjusting the two first jacking screws 14, so that the centering and alignment effects are achieved.
Further, the sliding direction of the guide slider 15 and the second side pressing member 11 is perpendicular.
In one embodiment, the upper part of the body chute 61 is provided with a cover plate 5, the cover plate 5 is used for closing the body chute 61, and the cover plate 5 is connected to the body plate 6 by screws.
In one embodiment, the third side pressure piece 12 and the guide slide 15 are also connected by screws.
In one embodiment, the first pushing screws 14 at two ends of the third side pressing piece 12 are obliquely arranged, that is, a certain included angle is formed between the first pushing screws 14 at two ends of the third side pressing piece 12, and the included angle is larger than 0 ° so as to be better suitable for the condition that the transition surface 263 is an arc surface, achieve a better positioning effect, and also better perform a centering and aligning effect.
Further, referring to fig. 2, 4 and 7, both ends of the third side pressing member 12 are provided with inclined portions 121, and each inclined portion 121 is connected with a first tightening screw 14, so as to better adapt to the condition that the transition surface 263 is an arc surface, and achieve a better positioning effect.
In one embodiment, the fixture further comprises a first spring 18, a second spring 19 and a third spring 20, the guide slide block 15 is provided with a through groove 151, the main body plate 6 is provided with a first limiting column 21, the first limiting column 21 penetrates through the through groove 151, the through groove 151 is internally provided with the third spring 20, one end of the third spring 20 is connected to the inner wall of the through groove 151, the other end of the third spring 20 is used for being abutted to the first limiting column 21, the second side pressing piece 11 is connected with the second connecting rod 16 through a tensioning screw 22, the second spring 19 is arranged between the second side pressing piece 11 and the second connecting rod 16, and the first spring 18 is arranged between the first side pressing piece 10 and the first guide seat 2.
Through the arrangement of the first spring 18, the second spring 19 and the third spring 20, when the third side pressing piece 12, the second side pressing piece 11 and the first side pressing piece 10 are abutted against the fork-shaped arm 26, certain pretightening force can be kept between the third side pressing piece 12, the second side pressing piece 11 and the first side pressing piece and the fork-shaped arm 26, and meanwhile, certain buffering and damping effects can be achieved, and damage to the fork-shaped arm 26 is not easy to cause.
In one embodiment, the second side pressing member 11 is provided with a second mounting hole 111, the second connecting rod 16 is inserted into the second mounting hole 111, the tensioning screw 22 is connected with the second connecting rod through threads after being inserted into the second mounting hole 111, the second spring 19 is located in the second mounting hole 111, one end of the second spring 19 is abutted against the second connecting rod, the other end is abutted against the inner wall of the second mounting hole 111, the first side pressing member 10 is provided with a first mounting hole 101, the first spring 18 is located in the first mounting hole 101, one end of the first spring 18 is abutted against the inner wall of the first mounting hole 101, and the other end is abutted against the first guide seat 2.
Further, the second spring 19 may be threaded on the tightening screw 22 to guide the second spring 19 to expand and contract only in the axial direction of the tightening screw 22.
In one embodiment, the first side pressing piece 10 is provided with a limiting groove 102, a second limiting post 23 is arranged in the limiting groove 102, the second limiting post 23 is connected to the first guide seat 2, and the length of the limiting groove 102 is greater than the diameter of the second limiting post 23, so that the second limiting post 23 and the limiting groove 102 can slide relatively. The above structure restricts the sliding stroke of the first side pressing member 10.
In one embodiment, all of the lower platens 8 are driven by the same lifting device.
In one embodiment, the lifting device comprises a vertical rod 131, the vertical rod 131 is connected to the frame 7, a turntable 132 and a driving arm 133 are sequentially connected to the vertical rod 131 from top to bottom, a handle 1321 is connected to the turntable 132 so as to rotate the turntable 132, the turntable 132 and the vertical rod 131 are connected through threads, the driving arm 133 is slidably connected to the vertical rod 131, two ends of the vertical rod 131 are respectively connected with a driving plate 134, pull rods 135 are respectively hinged to the driving plates 134, one ends of the pull rods 135 are respectively connected with a lower pressing plate 8, the other ends of the pull rods 135 are respectively connected with the frame 7 through a pressing spring 136, and the pressing spring 136 plays a buffering role on one hand, and in addition, a certain pre-tightening pressure can be provided between the lower pressing plates 8 and the fork arms 26.
For example, four tie rods 135 may be provided, two tie rods 135 are hinged to each driving plate 134, and one lower platen 8 is connected to the upper portion of each tie rod 135, and total four lower platens 8 are provided.
In one embodiment, the pull rod 135 is slidably coupled to a rod guide that is coupled to the mounting plate 1.
For example, two sides of the main body plate 6 are respectively provided with a second guide seat 3 and a third guide seat 4, two pull rods 135 are slidably connected to the second guide seat 3, and two other pull rods 135 are slidably connected to the third guide seat 4.
Further, the lower pressure plate 8 is rotatably connected to the pull rod 135, so as to adjust the angle of the lower pressure plate 8 according to practical situations.
In one embodiment, the handle 1321 is cross-shaped.
In one embodiment, the positioning members 9 each include a cross plate 91, a vertical plate 92 is connected to the cross plate 91, and the cross plate 91 is connected to the mounting plate 1. Different surfaces of the arm hole 262 can be limited by the transverse plate 91 and the vertical plate 92;
the vertical plate 92 of at least one positioning member 9 is connected to a first adjustment plate 93, the horizontal plate 91 is connected to a second adjustment plate 94, and the first adjustment plate 93 is abutted against the outer side of the arm hole 262, and the second adjustment plate 94 is abutted against the bottom surface of the arm hole 262.
The first adjusting plate 93 is detachably connected with the vertical plate 92, and the second adjusting plate 94 is detachably connected with the transverse plate 91, so that the first adjusting plate and the vertical plate are convenient to replace and adjust.
In one embodiment, the cross plate 91 of at least one of the positioning members 9 has a support screw 24 attached thereto, and when the triangular shape of the fork arm 26 is in contact with the positioning member 9, the height of the support screw 24 can be adjusted for the fourth corner so that the support screw 24 abuts the bottom of the arm hole portion 262 at the fourth corner.
In one embodiment, the upright plate 92 on at least one positioning piece 9 is connected with a second jacking screw 25, the second jacking screw 25 is in threaded connection with the upright plate 92, and the second jacking screw 25 is used for propping against the outer wall of the corresponding arm hole part 262; by adjusting the extension of the second tightening screw 25, the position of the fork arms 26 can be fine-tuned.
In one embodiment, the bottom surface of the lower pressure plate 8 is provided with anti-slip patterns to improve anti-slip effect.
In one embodiment, the frame 7 includes a bottom plate 71, and a left side plate 72, a right side plate 73, and a rear side plate 74 are connected to the bottom plate 71.
The following describes the method of using the jig specifically, taking the fork arm 26 having four arm hole portions 262 as an example: the clamp is provided with four lower pressing plates 8 and four positioning pieces 9, when the clamp is used, the fork-shaped arm 26 is placed between the four positioning pieces 9 of the clamp, so that four arm hole ends of the fork-shaped arm 26 are initially abutted against corresponding positioning pieces 9 at four corners, then the second side pressing piece 11 is moved, as the second side pressing piece 11 and the guide sliding block 15 are connected through a connecting mechanism (the second connecting rod 16 and the first connecting rod 17), the guide sliding block 15 is fixed with the third side pressing piece 12, the movement of the second side pressing piece 11 drives the third side pressing piece 12 to be linked together, and therefore the second side pressing piece 11 and the third side pressing piece 12 are respectively pressed against different transition surfaces 263, in addition, the first side pressing piece 10 is pressed against the other transition surfaces 263, the first side pressing piece 10 and the second side pressing piece 11 are centered and pre-pressed against the fork-shaped arm 26, and then the first jacking screw 14 is rotated, so that the position of the fork-shaped arm 26 is adjusted, and the four arm hole ends of the fork-shaped arm 26 are finally firmly abutted against the positioning pieces 9 at the four corners; finally, the handle 1321 is turned, so that the turntable 132 rotates and moves downwards along the upright posts 131, thereby driving the driving arms 133 to also move downwards, further enabling the pull rods 135 to move downwards, and finally driving the lower pressing plates 8 to press the upper parts of the arm hole parts 262 at the four corners, and finally realizing effective positioning and clamping of the fork arms 26.
In the above process, the tension screw 22 can be rotated as required to adjust the position between the second side pressing member 11 and the second connecting rod 16, thereby changing the pretightening force of the second spring 19; in addition, through the arrangement of the first spring 18 and the third spring 20, the first side pressing piece 10 and the third side pressing piece 12 can be tightly pressed on the fork-shaped arms 26 under the action of spring force all the time, and can be well adapted to the fork-shaped arms 26 with different sizes.
The clamp for processing the arm hole of the fork arm in the embodiment can rapidly and accurately realize the positioning of the fork arm 26, thereby accurately positioning the position of the arm hole part 262, facilitating the processing of the subsequent arm hole and improving the processing precision and quality of the arm hole; the operation is simple, and a great deal of manpower and time are saved; can be placed on a horizontal machining center or similar machining equipment, is convenient to maintain, and is suitable for mass production.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations and modifications of the present invention will be apparent to those of ordinary skill in the art in light of the foregoing description. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present invention.
Claims (9)
1. A anchor clamps for processing of fork arm hole, fork arm includes the arm body, the circumference of the arm body is formed with a plurality of arm hole portions, forms the transitional surface between two adjacent arm hole portions, its characterized in that: the fixture comprises a frame, wherein a mounting plate is connected to the frame, a positioning component, a side pressing component and a pressing component are connected to the mounting plate, the positioning component comprises a plurality of positioning pieces, the positioning pieces correspond to the arm hole parts one by one, the positioning pieces are used for being abutted to the outer sides of the corresponding arm hole parts, the side pressing component comprises a first side pressing piece, a second side pressing piece and a third side pressing piece, the first side pressing piece, the second side pressing piece and the third side pressing piece are all used for being abutted to different transition surfaces, the first side pressing piece, the second side pressing piece and the third side pressing piece are all movably connected to the mounting plate, the pressing component comprises a plurality of pressing plates, the pressing plates are used for being abutted to the upper surfaces of fork arms, and the pressing plates are all driven to lift through lifting devices;
the utility model discloses a side casting die, including first side casting die, second side casting die, first top tight screw of threaded connection is all passed through at both ends of third side casting die, the bottom of third side casting die is connected with the direction slider, be connected with the second connecting rod on the second side casting die, be connected through first connecting rod between second connecting rod and the direction slider, the one end of first connecting rod is articulated mutually with the second connecting rod, the other end with the direction slider is articulated mutually, the direction slider is all slideable to be connected in the main part spout with the second side casting die, the main part spout sets up on the main part board, the main part board is connected the upper portion of mounting panel, first side casting die is slideable to be connected on first guide holder, first guide holder is connected on the mounting panel.
2. The jig for fork arm hole processing according to claim 1, wherein: the lower pressing plates are in one-to-one correspondence with the arm hole parts, and each lower pressing plate is used for propping against the upper part of the corresponding arm hole part.
3. The jig for fork arm hole processing according to claim 1, wherein: the first jacking screws at two ends of the third side pressing piece are obliquely arranged.
4. The jig for fork arm hole processing according to claim 1, wherein: still include first spring, second spring and third spring, be provided with logical groove on the direction slider, be provided with first spacing post on the main part board, first spacing post passes logical groove, be provided with the third spring in the logical inslot, the one end of third spring is connected on the inner wall of logical groove, the other end be used for with first spacing post looks butt, be connected through tensioning screw between second side casting die and the second connecting rod, be provided with the second spring between second side casting die and the second connecting rod, be provided with first spring between first side casting die and the first guide holder.
5. The jig for yoke arm hole processing according to claim 4, wherein: the second side casting die is provided with a second mounting hole, the second connecting rod is arranged in the second mounting hole in a penetrating mode, the tensioning screw penetrates into the second mounting hole and then is connected with the second connecting rod through threads, the second spring is located in the second mounting hole, one end of the second spring is abutted to the second connecting rod, the other end of the second spring is abutted to the inner wall of the second mounting hole, a first mounting hole is formed in the first side casting die, the first spring is located in the first mounting hole, one end of the first spring is abutted to the inner wall of the first mounting hole, and the other end of the first spring is abutted to the first guide seat.
6. The jig for yoke arm hole processing according to claim 5, wherein: the first side casting die is provided with a limiting groove, a second limiting column is arranged in the limiting groove, the second limiting column is connected to the first guide seat, and the length of the limiting groove is greater than the diameter of the second limiting column.
7. The jig for fork arm hole processing according to claim 1, wherein: the lifting device comprises a vertical rod, the vertical rod is connected to the frame, a turntable and a driving arm are sequentially connected to the vertical rod from top to bottom, a handle is connected to the turntable, the turntable is connected with the vertical rod through threads, the driving arm is slidably connected to the vertical rod, driving plates are connected to two ends of the vertical rod, pull rods are hinged to the driving plates, one ends of the pull rods are connected with a lower pressing plate, and the other ends of the pull rods are connected to the frame through pressing springs.
8. The jig for fork arm hole processing according to claim 1, wherein: the locating pieces comprise transverse plates, vertical plates are connected to the transverse plates, the transverse plates are connected to the mounting plates, a first adjusting plate is connected to the vertical plate of at least one locating piece, and a second adjusting plate is connected to the transverse plates.
9. The clamp for yoke arm hole machining according to claim 8, wherein: the transverse plate of at least one positioning piece is connected with a supporting screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210752618.8A CN115070449B (en) | 2022-06-29 | 2022-06-29 | Clamp for machining fork-type arm holes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210752618.8A CN115070449B (en) | 2022-06-29 | 2022-06-29 | Clamp for machining fork-type arm holes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115070449A CN115070449A (en) | 2022-09-20 |
| CN115070449B true CN115070449B (en) | 2023-11-17 |
Family
ID=83255901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210752618.8A Active CN115070449B (en) | 2022-06-29 | 2022-06-29 | Clamp for machining fork-type arm holes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115070449B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115533749A (en) * | 2022-10-31 | 2022-12-30 | 徐州阿马凯液压技术有限公司 | Universal hydraulic valve honing clamp |
| CN117020832A (en) * | 2023-09-09 | 2023-11-10 | 温州市华海密封件有限公司 | Sealing surface grinding tool for valve sealing piece |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2939237A1 (en) * | 1979-09-27 | 1981-04-16 | Applied Power, Inc., Milwaukee, Wis. | Car body sheet weld repair support - has clamp arm on pillar secured to floor by driving wedge against swivel hook for anchored chain |
| JPS59141398A (en) * | 1983-02-01 | 1984-08-14 | Honda Motor Co Ltd | Hanger jig for bicycle |
| KR100786453B1 (en) * | 2007-09-05 | 2007-12-17 | 최재규 | CNC Lathe Clamping Device for Tie Rod End Machining of Vehicle |
| CN207681810U (en) * | 2017-11-15 | 2018-08-03 | 大连东拓工程机械制造有限公司 | X-type vehicle frame integrally group to tire |
| CN209126456U (en) * | 2018-09-27 | 2019-07-19 | 杭州昌鼎机械有限公司 | Upper rocker arm structure and its processing air-actuated jaw after a kind of |
| CN110722379A (en) * | 2019-11-08 | 2020-01-24 | 科德数控股份有限公司 | A machine tool |
| CN211136342U (en) * | 2019-11-08 | 2020-07-31 | 科德数控股份有限公司 | Machine tool machining tool |
| CN211589889U (en) * | 2019-12-31 | 2020-09-29 | 重庆坤恩机电技术有限公司 | Bush press-fitting clamp of automobile auxiliary frame |
| CN214560309U (en) * | 2021-04-08 | 2021-11-02 | 昆山美和机械有限公司 | Special tool of front fork class foundry goods machining |
| CN214771577U (en) * | 2021-05-14 | 2021-11-19 | 锦州捷通铁路机械股份有限公司 | Motor car braking clamp processing positioning fixture |
| CN113732597A (en) * | 2021-08-25 | 2021-12-03 | 达奥（芜湖）汽车制品有限公司 | Rear frame swing arm bracket mounting and welding fixture for automobile |
| CN216830556U (en) * | 2021-10-29 | 2022-06-28 | 江苏汤臣汽车零部件有限公司 | X-shaped thrust rod press-mounting spherical hinge assembly tool |
-
2022
- 2022-06-29 CN CN202210752618.8A patent/CN115070449B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2939237A1 (en) * | 1979-09-27 | 1981-04-16 | Applied Power, Inc., Milwaukee, Wis. | Car body sheet weld repair support - has clamp arm on pillar secured to floor by driving wedge against swivel hook for anchored chain |
| JPS59141398A (en) * | 1983-02-01 | 1984-08-14 | Honda Motor Co Ltd | Hanger jig for bicycle |
| KR100786453B1 (en) * | 2007-09-05 | 2007-12-17 | 최재규 | CNC Lathe Clamping Device for Tie Rod End Machining of Vehicle |
| CN207681810U (en) * | 2017-11-15 | 2018-08-03 | 大连东拓工程机械制造有限公司 | X-type vehicle frame integrally group to tire |
| CN209126456U (en) * | 2018-09-27 | 2019-07-19 | 杭州昌鼎机械有限公司 | Upper rocker arm structure and its processing air-actuated jaw after a kind of |
| CN110722379A (en) * | 2019-11-08 | 2020-01-24 | 科德数控股份有限公司 | A machine tool |
| CN211136342U (en) * | 2019-11-08 | 2020-07-31 | 科德数控股份有限公司 | Machine tool machining tool |
| CN211589889U (en) * | 2019-12-31 | 2020-09-29 | 重庆坤恩机电技术有限公司 | Bush press-fitting clamp of automobile auxiliary frame |
| CN214560309U (en) * | 2021-04-08 | 2021-11-02 | 昆山美和机械有限公司 | Special tool of front fork class foundry goods machining |
| CN214771577U (en) * | 2021-05-14 | 2021-11-19 | 锦州捷通铁路机械股份有限公司 | Motor car braking clamp processing positioning fixture |
| CN113732597A (en) * | 2021-08-25 | 2021-12-03 | 达奥（芜湖）汽车制品有限公司 | Rear frame swing arm bracket mounting and welding fixture for automobile |
| CN216830556U (en) * | 2021-10-29 | 2022-06-28 | 江苏汤臣汽车零部件有限公司 | X-shaped thrust rod press-mounting spherical hinge assembly tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115070449A (en) | 2022-09-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN115070449B (en) | Clamp for machining fork-type arm holes | |
| CN208840796U (en) | Stringer assembly reverse welding device | |
| CN207593141U (en) | Working at height vehicle carriage joint welding tooling | |
| CN112077491B (en) | Axle housing accessory welding tool | |
| CN104128733A (en) | Adjustable welding set | |
| CN203062112U (en) | Connecting rod type clamping mechanism | |
| CN216462896U (en) | Be used for multiposition bush combination pressure equipment mechanism | |
| CN202062191U (en) | Holding jaw pin positioning mechanism for vehicle welding | |
| CN117340654A (en) | A quick installation and positioning device for irregular parts on CNC milling machines | |
| CN117532334A (en) | Automatic assembly line for swinging cylinders and assembly method thereof | |
| CN117021388A (en) | Quartz boat frame processing jig and using method thereof | |
| CN112374102A (en) | A upset unloader for round pin axle equipment | |
| CN218964769U (en) | Vertical quick clamp | |
| CN220191345U (en) | Clamp of chip mounter | |
| CN222791207U (en) | A sheet metal processing positioning fixture | |
| CN114541751B (en) | Beam column template auxiliary connection equipment for building | |
| CN118926884B (en) | Auxiliary device and method for die bench worker test die assembly | |
| CN222660669U (en) | A servo swing arm press-fitting device | |
| CN219746734U (en) | Flexible switching tool for panel spot welding | |
| CN201552399U (en) | Welding overturning locating frame | |
| CN221715967U (en) | A variety of frame replacement welding equipment | |
| CN219445031U (en) | Clamp with jacking structure | |
| CN217494093U (en) | Mounting device for moving wheel assembly | |
| CN114227565B (en) | Centreless centering mechanism | |
| CN219444021U (en) | Lower support plate rivet welding device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |