Chip ceramic element lead chip assembling and positioning jig
Through the design of the split-type fixture, positioning seat and connecting rod assembly, the problem of high cost of existing ceramic capacitor chip positioning fixtures is solved, and the effect of sharing and convenient operation of multiple fixtures is achieved.
Patent Information
- Application Number
- CN202420698065.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-07
- Publication Date
- 2024-12-24
- Estimated Expiration
- 2034-04-07
AI Technical Summary
During the production process of existing ceramic capacitor chips, the positioning fixture is costly and multiple sets of positioning seats are required, resulting in an increase in production costs.
The clamp and positioning seat are arranged in a split type, and the upper clamping seat and the lower clamping seat are connected through the connecting rod assembly to achieve flip-opening and closing, and fixed by magnetic suction and return spring, reducing the number of use of the positioning seat.
It realizes that one positioning seat can be used with multiple fixtures, which reduces cost, takes up a small space and is convenient to operate.
Smart Images
Figure CN222233583U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of electronic components, in particular to an assembly positioning fixture for a chip-type ceramic component lead chip. Background Art
[0002] With the development of the electronics industry, electronic products are becoming increasingly miniaturized, lightweight, thin, and integrated, which also requires PCB structures to become more and more complex, so that the proportion of SMD components on circuit boards is getting higher and higher. Common SMD components mainly include SMD capacitors, SMD resistors, SMD inductors, etc. Among them, SMD capacitors include SMD ceramic capacitors. At present, in the production process of SMD ceramic capacitors, it is necessary to assemble the ceramic capacitor chip between the lead ends of two conjoined leads, and then use a reflow oven or other heating oven to weld the ceramic capacitor chip to the two leads.
[0003] Before welding, a positioning jig is needed to fix the ceramic capacitor chip and the two leads. The existing positioning jig includes a clamp and a positioning seat, and the positioning seat is fixedly connected to the clamp. When multiple sets of positioning jigs are required for production, each set of positioning jigs has a positioning seat, which is costly. Utility Model Content
[0004] The utility model aims to provide a chip ceramic component lead chip assembly positioning fixture, which realizes the use of one positioning seat in conjunction with multiple fixtures by separately arranging the fixture and the positioning seat, and has low cost.
[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:
[0006] The cam is secured to the upper and lower surfaces of the mounting plate and the mounting plate is secured to the upper and lower surfaces of the mounting plate.
[0007] As a preferred solution, the connecting rod assembly includes a first connecting rod arranged on the upper clamping seat and a second connecting rod arranged on the lower clamping seat, and the first connecting rod is hinged to the second connecting rod.
[0008] As a preferred solution, the lower clamp seat is provided with a fixing hole, and the second connecting rod is provided with a fixing groove corresponding to the fixing hole. During assembly, a screw or bolt passes through the fixing groove and connects with the fixing hole to fix the second connecting rod on the lower clamp seat.
[0009] As a preferred solution, the fixing groove is a waist-shaped groove, and the length direction of the waist-shaped groove is parallel to the height direction of the second connecting rod.
[0010] As a preferred solution, the lower clamping seat is provided with a support column extending upward.
[0011] As a preferred solution, the upper end of the support column and / or the lower end of the upper clamp seat is provided with a magnetic attraction member for adsorbing the upper clamp seat on the upper end of the support column.
[0012] As a preferred solution, a first magnet is provided at the lower end of the upper clamp seat, and a second magnet corresponding to the first magnet is provided at the upper end of the support column; when the upper clamp seat is flipped and buckled on top of the lower clamp seat, the first magnet and the second magnet are adsorbed together, and the upper clamp seat is fixed to the upper end of the support column by the cooperation of the first magnet and the second magnet; when the upper clamp is flipped open, the upper clamp seat drives the first magnet to separate from the second magnet.
[0013] As a preferred solution, the pressing needle includes a rod portion and a needle portion, and a return spring is arranged in the rod portion to make the needle portion have a tendency to move away from the upper clamping seat.
[0014] As a preferred solution, outwardly extending protrusions are respectively provided on both sides of the positioning seat, and grooves corresponding to the protrusions are respectively provided on both sides of the first clearance groove. During assembly, the protrusions are embedded in the grooves.
[0015] As a preferred solution, a limiting block extending upward is provided at the protruding end of the protrusion.
[0016] Beneficial effects of the utility model:
[0017] The utility model realizes that one positioning seat can be used in conjunction with multiple clamps by separately arranging the clamp and the positioning seat, which has low cost; and the upper clamp seat is connected with the lower clamp seat by arranging a connecting rod assembly to realize flipping and opening and closing, which occupies a small production space and is easy to operate.
[0018] In order to more clearly illustrate the structural features, technical means and specific purposes and functions achieved by the present invention, the present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments: BRIEF DESCRIPTION OF THE DRAWINGS
[0019] Figure 1 It is a structural diagram of an embodiment of the utility model;
[0020] Figure 2 yes Figure 1 A partial enlarged view of position A in the middle;
[0021] Figure 3 This is a schematic diagram of the front side of the clamp in the embodiment of the utility model in an open state;
[0022] Figure 4 This is a schematic diagram of the rear side of the clamp in the embodiment of the utility model in a buckled state;
[0023] Figure 5 It is a schematic diagram of the upper connecting body lead, the lower connecting body lead and the chip assembly of the embodiment of the utility model;
[0024] Figure 6 It is a structural diagram of the upper connecting body lead and the lower connecting body lead of the embodiment of the utility model;
[0025] Figure 7 It is a schematic diagram of the clamping and positioning state of an embodiment of the utility model.
[0026] Description of the accompanying drawings:
[0027] 10-clamp; 11-upper clamp seat; 111-pressing needle; 1111-rod; 1112-needle; 1113-reset spring; 112-first magnet; 113-handle; 12-lower clamp seat; 121-first clearance groove; 122-support block; 123-support column; 124-second magnet; 125-crossbeam; 126-groove; 20-positioning seat; 21-second clearance groove; 22-positioning block; 23-upper Lead positioning groove; 24-lower lead positioning groove; 25-chip positioning groove; 26-bump; 27-limiting block; 30-connecting rod assembly; 31-first connecting rod; 32-second connecting rod; 321-waist-shaped groove; 33-bolt; 40-conjoined lead; 41-upper connected lead; 411-upper lead; 412-upper connected strip; 42-lower connected lead; 421-lower lead; 422-lower connected strip; 50-ceramic capacitor chip. DETAILED DESCRIPTION
[0028] In the description of the present invention, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the position or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.
[0029] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.
[0030] like Figure 1-7 As shown, the utility model discloses a chip-type ceramic component lead chip assembly positioning fixture, including a split-type clamp 10 and a positioning seat 20, the clamp 10 includes an upper clamp seat 11 and a lower clamp seat 12, the upper clamp seat 11 and the lower clamp seat 12 are rotatably connected through a connecting rod assembly 30, the upper clamp seat 11 is provided with a plurality of press pins 111 arranged in a straight line, the lower clamp seat 12 is provided with a first clearance groove 121 penetrating from the lower surface of the lower clamp seat 12 to the upper surface of the lower clamp seat 12, the first clearance groove 121 is provided with a crossbeam 125, the crossbeam 125 is provided with a support block 122 corresponding to the press pins 111, and the positioning seat 20 is provided with a second clearance groove 21 corresponding to the crossbeam 125. By setting the clamp 10 and the positioning seat 20 separately, one positioning seat 20 can be used in conjunction with multiple clamps 10, which is low cost; by setting the connecting rod assembly 30 to connect the upper clamp seat 11 with the lower clamp seat 12, flipping and opening can be achieved, which occupies a small production space and is easy to operate.
[0031] The connected lead 40 includes an upper connected lead 41 and a lower connected lead 42. The upper connected lead 41 is provided with a plurality of upper leads 411 distributed at intervals along the length direction of the upper connected strip 412. The lower connected lead 42 is provided with a plurality of lower leads 421 distributed at intervals along the length direction of the lower connected strip 422. A row of spaced positioning blocks 22 are provided on both sides of the second give way groove 21. An upper lead 411 positioning groove 23 is formed between every two adjacent positioning blocks 22 in one row of positioning blocks 22. A lower lead 421 positioning groove 24 is formed between every two adjacent positioning blocks 22 in another row of positioning blocks 22. A chip positioning groove 25 is formed between every four adjacent positioning blocks 22 in the two rows of positioning blocks 22. During assembly, the lower clamping seat 12 is sleeved on the positioning seat 20 through the first give way groove 121. The crossbeam 125 is located in the second give way groove 21. Each support column 123 is located in a chip positioning groove 25.
[0032] The connecting rod assembly 30 includes a first connecting rod 31 disposed on the upper clamping seat 11 and a second connecting rod 32 disposed on the lower clamping seat 12 , and the first connecting rod 31 is hinged to the second connecting rod 32 .
[0033] The lower clamping seat 12 is provided with a fixing hole, and the second connecting rod 32 is provided with a fixing groove corresponding to the fixing hole. During assembly, the screw or bolt 33 passes through the fixing groove and is connected to the fixing hole to fix the second connecting rod 32 on the lower clamping seat 12. In this embodiment, the fixing groove is a waist-shaped groove 321, and the length direction of the waist-shaped groove 321 is parallel to the height direction of the second connecting rod 32.
[0034] The lower clamp seat 12 is provided with a support column 123 extending upward. When the clamp 10 is buckled, the lower end of the upper clamp 10 contacts the support column 123. In order to fix the upper clamp 10 in the buckled state, the upper end of the support column 123 and / or the lower end of the upper clamp seat 11 are provided with a magnetic suction part that allows the upper clamp seat 11 to be adsorbed on the upper end of the support column 123. In this embodiment, a first magnet 112 is provided at the lower end of the upper clamp seat 11, that is, the magnetic attraction part at the lower end of the upper clamp seat 11 is the first magnet 112, and a second magnet 124 corresponding to the first magnet 112 is provided at the upper end of the support column 123, that is, the magnetic attraction part at the upper end of the support column 123 is the second magnet 124; when the upper clamp seat 11 is flipped and buckled on top of the lower clamp seat 12, the first magnet 112 and the second magnet 124 are adsorbed together, and the upper clamp seat 11 is fixed to the upper end of the support column 123 by the cooperation of the first magnet 112 and the second magnet 124; when the upper clamp 10 is flipped open, the upper clamp seat 11 drives the first magnet 112 and the second magnet 124 to separate.
[0035] The pressing needle 111 includes a rod portion 1111 and a needle portion 1112 . A return spring 1113 is disposed in the rod portion 1111 to cause the needle portion 1112 to move away from the upper clamping seat 11 .
[0036] The two sides of the positioning seat 20 are respectively provided with outwardly extending protrusions 26, and the two sides of the first clearance groove 121 are respectively provided with grooves 126 corresponding to the protrusions 26. During assembly, the protrusions 26 are embedded in the grooves 126. In order to prevent the assembled conjoined lead 40 from loosening, the protruding end of the protrusion 26 is provided with an upwardly extending stopper 27.
[0037] In order to facilitate flipping the upper clamping seat 11 , a handle 113 for flipping the upper clamping seat 11 is provided at the upper end of the upper clamping seat 11 .
[0038] The use process of the utility model is as follows: the clamp 10 is mounted on the positioning seat 20 through the first giving way groove 121, the upper clamp 10 is flipped open, the lower connected lead 42 is first placed on the positioning seat 20, and the end of the lower lead 421 is placed on the support column 123 through the lower lead 421 positioning groove 24, and then the ceramic capacitor chip 50 is placed on the upper end of the end of the lower lead 421 through the chip positioning groove 25, and then the upper connected lead 41 is placed on the positioning seat 20, and the end of the upper lead 411 is placed on the upper end of the ceramic capacitor chip 50 through the upper lead 411 positioning groove 23. After the upper assembly is completed, the upper clamp seat 11 is flipped to snap the clamp 10, and the pressing needle 111 and the support column 123 clamp and fix the ceramic capacitor chip 50 and the two leads. After fixation, the clamp 10 is removed from the positioning seat 20 and moved to the welding station.
[0039] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Therefore, any modification, equivalent replacement, improvement, etc. made to the above embodiment based on the technical practice of the present invention still falls within the scope of the technical solution of the present invention.
Claims
1. A chip ceramic component lead chip assembly positioning fixture, characterized in that: The clamp comprises an upper clamp seat and a lower clamp seat, the upper clamp seat and the lower clamp seat being rotatably connected through a connecting rod assembly, the upper clamp seat is provided with a plurality of pressing pins arranged in a straight line, the lower clamp seat is provided with a first clearance groove which passes through the lower surface of the lower clamp seat to the upper surface of the lower clamp seat, a crossbeam is provided in the first clearance groove, a supporting block corresponding to the crossbeam is provided on the crossbeam, and a row of spaced positioning blocks are respectively provided on both sides of the second clearance groove, an upper lead positioning groove is formed between every two adjacent positioning blocks in a row of positioning blocks, a lower lead positioning groove is formed between every two adjacent positioning blocks in another row of positioning blocks, and a chip positioning groove is formed between every four adjacent positioning blocks in the two rows of positioning blocks. During assembly, the lower clamp seat is sleeved on the positioning seat through the first clearance groove, the crossbeam is located in the second clearance groove, and each supporting column is located in a chip positioning groove.
2. The chip ceramic component lead chip assembly positioning fixture according to claim 1, characterized in that: The connecting rod assembly comprises a first connecting rod arranged on the upper clamping seat and a second connecting rod arranged on the lower clamping seat, wherein the first connecting rod is hinged to the second connecting rod.
3. The chip ceramic component lead chip assembly positioning fixture according to claim 2, characterized in that: The lower clamp seat is provided with a fixing hole, and the second connecting rod is provided with a fixing groove corresponding to the fixing hole. During assembly, a screw or bolt passes through the fixing groove and is connected to the fixing hole to fix the second connecting rod on the lower clamp seat.
4. The chip ceramic component lead chip assembly positioning fixture according to claim 3, characterized in that: The fixing groove is a waist-shaped groove, and the length direction of the waist-shaped groove is parallel to the height direction of the second connecting rod.
5. The chip ceramic component lead chip assembly positioning fixture according to claim 1, characterized in that: The lower clamping seat is provided with a supporting column extending upward.
6. The chip ceramic component lead chip assembly positioning fixture according to claim 5, characterized in that: The upper end of the support column and / or the lower end of the upper clamping seat are provided with a magnetic attraction member for adsorbing the upper clamping seat on the upper end of the support column.
7. The chip ceramic component lead chip assembly positioning fixture according to claim 5, characterized in that: A first magnet is provided at the lower end of the upper clamp seat, and a second magnet corresponding to the first magnet is provided at the upper end of the support column; when the upper clamp seat is flipped and buckled on top of the lower clamp seat, the first magnet and the second magnet are adsorbed together, and the upper clamp seat is fixed to the upper end of the support column through the cooperation of the first magnet and the second magnet; when the upper clamp is flipped open, the upper clamp seat drives the first magnet to separate from the second magnet.
8. The chip ceramic component lead chip assembly positioning fixture according to claim 1, characterized in that: The pressing needle comprises a rod part and a needle part, wherein a return spring is arranged in the rod part so as to make the needle part have a tendency to move away from the upper clamping seat.
9. The chip ceramic component lead chip assembly positioning fixture according to claim 1, characterized in that: The two sides of the positioning seat are respectively provided with outwardly extending protrusions, and the two sides of the first clearance groove are respectively provided with grooves corresponding to the protrusions. During assembly, the protrusions are embedded in the grooves.
10. The chip ceramic component lead chip assembly positioning fixture according to claim 9, characterized in that: A limiting block extending upward is provided at the protruding end of the protrusion.