CN220903118U - Positioning fixture and automatic assembly line - Google Patents

Abstract

The utility model discloses a positioning clamp and an automatic assembly line, which comprises a clamping seat device for fixing a switch base, an adjusting mechanism A and an adjusting mechanism B, wherein the adjusting mechanism A and the adjusting mechanism B are used for clamping different accessories of a switch, a first adjusting block and a top block are movably arranged on the adjusting mechanism A, the top block is matched with the first adjusting block to perform telescopic action, and a first movable block, a second movable block and a second adjusting block for driving the first movable block and the second movable block to move left and right are arranged on the adjusting mechanism B. According to the utility model, the clamping seat device, the adjusting mechanism A and the adjusting mechanism B are arranged for clamping the accessories of the switch, and then the automatic assembling equipment is matched for assembling, so that the clamping effect is good, and the state of the clamp can be adjusted reliably and conveniently through the first adjusting block and the second adjusting block.

Description

Positioning fixture and automatic assembly line

Technical Field

The utility model relates to the technical field of switch assembly equipment, in particular to a positioning clamp and an automatic assembly line.

Background

The fixture is used to fix the machining object in the correct position during the machining process to accept the construction or detection. In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in the process may be referred to as a fixture. However, the clamp for a switch accessory in the prior art has the following problems:

Firstly, the clamp is complex in structure, so that the clamping process of workers is troublesome, enough time is needed for clamping, and the efficiency is low;

secondly, the height of the clamp cannot be changed according to actual requirements to process the workpiece, bases with different heights are needed, and cost is increased.

Third, some heavy clamps require wheels to be mounted for movement, but the mounted wheels often cannot be locked, and there is a slip phenomenon, and if slip occurs when a worker is not careful, damage to the clamp may occur due to collision with other tools.

Disclosure of utility model

First, the technical problem to be solved

In order to solve the problems, the utility model provides the positioning clamp which is simple in structure, good in clamping effect and quite reliable, and the automatic assembly line.

(II) technical scheme

The positioning clamp comprises a clamping seat device for fixing a switch base, an adjusting mechanism A and an adjusting mechanism B, wherein the adjusting mechanism A and the adjusting mechanism B are used for clamping different accessories of a switch, a first adjusting block and a top block are movably arranged on the adjusting mechanism A, the top block is matched with the first adjusting block to perform telescopic action, and a first movable block, a second movable block and a second adjusting block for driving the first movable block and the second movable block to move left and right are arranged on the adjusting mechanism B.

(III) beneficial effects

Compared with the prior art, the utility model has the beneficial effects that:

(1) According to the utility model, the clamping seat device, the adjusting mechanism A and the adjusting mechanism B are used for clamping the accessories of the switch, and then the accessories are matched with automatic assembling equipment for assembling, so that the clamping effect is good, and the state adjustment of the clamp can be carried out through the first adjusting block and the second adjusting block, so that the clamp is very reliable and convenient.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of an automatic assembly line in embodiment 1;

FIG. 2 is a schematic flow chart of an automatic assembling line in embodiment 1;

fig. 3 is a schematic perspective view of a turntable in embodiment 1;

fig. 4 is a schematic perspective view of the base assembly unit in embodiment 1;

Fig. 5 is a schematic perspective view of a gripper of a base fitting unit in embodiment 1;

Fig. 6 is a schematic perspective view of the movable bracket assembly unit in embodiment 1;

fig. 7 is a schematic perspective view of a movable contact in embodiment 1;

Fig. 8 is a schematic perspective view of a second clamp adjusting device in embodiment 1;

fig. 9 is a schematic perspective view of a spring fitting unit in embodiment 1;

Fig. 10 is an enlarged schematic view (initial state) of a partial structure of the spring fitting unit in embodiment 1;

fig. 11 is an enlarged schematic view of a partial structure of the spring fitting unit in embodiment 1 (clamped state);

Fig. 12 is a schematic perspective view of a material transferring device in embodiment 1;

FIG. 13 is a schematic diagram showing the connection structure of the transfer block in embodiment 1;

fig. 14 is a schematic perspective view of the whole fitting unit in embodiment 1;

fig. 15 is a schematic perspective view of the positioning jig in embodiment 1;

FIG. 16 is a schematic cross-sectional view of the holder device in embodiment 1;

Fig. 17 is a schematic sectional structure of an adjusting mechanism a in embodiment 1;

fig. 18 is a schematic perspective view of an adjusting mechanism B in embodiment 1;

Fig. 19 is a schematic sectional structure of an adjusting mechanism B in embodiment 1;

fig. 20 is a schematic diagram of the matching structure of the second adjusting block and the movable block in embodiment 1;

fig. 21 is a schematic perspective view of the switch product in embodiment 1.

11. Base fitting unit, 111, gripper, 112, displacement assembly, 113, fitting plate, 1131, protrusion, 12, movable rack fitting unit, 121, gripper, 122, displacement assembly, 13, movable contact fitting unit, 131, gripper, 132, displacement assembly, 14, spring fitting unit, 141, gripper, 142, displacement assembly, 143, transfer block, 1431, transfer region, 1432, feed chute, 1433, through chute, 144, positioning material channel, 145, fixing clip, 1451, boss, 146, positioning clip, 147, telescopic power piece, 1471, connecting block, 148, transfer device, 1481, telescopic power piece, 1482, transfer block, 1482', transfer chute, 15, integral fitting unit, 151, gripper, 152, telescopic motor, 153, first displacement module, 154, second displacement module, 16, discharge unit, 161, gripper, 162, displacement assembly, 17, fixture reset unit, 171, telescopic power piece, 172, fixture reset unit;

21. The feeding device comprises a base feeding mechanism 22, a movable support feeding mechanism 23, a movable contact feeding mechanism 24 and a spring feeding mechanism;

31. Positioning jigs, 311, cartridge devices, 3111, cartridge bodies, 3112, cartridges, 3112', stoppers, 3113, lock blocks, 3113', stopper portions, 3113 ", slots, 3114, spring first, 3115, return springs a,3116, cavity a,312, mechanism a,3121, first adjustment body, 3122, spring second, 3123, top block, 3124, first adjustment block, 3125, slot first, 3126, cavity B,3127, return springs B,3128, recess, 313, mechanism B,3131, anchor, 3132, displacement block, 3132', first travel slot, 3132", second travel slot, 3133, cover plate, 3134, first movable block, 3134', auxiliary block, 3134 ", guide block, 3135, second movable block, 3135', clamping block, 3136, second adjusting block, 31361, first step, 31362, second step, 31363, third step, 31364, fourth step, 31365, clamping groove, 31366, transition slope, 3137, return spring C,3138, spring block three, 3139, adjusting groove two, 32, first clamp adjusting device 321, telescopic power piece, 322, frame body, 33, second clamp adjusting device, 331, telescopic power piece, 332, telescopic power piece, 333, frame body, 34, third clamp adjusting device, 341, telescopic power piece, 342, frame body, 35, connecting plate, 36, clamp resetting device, 361, jack rod, 362, telescopic power piece;

41. a frame, 42, a turntable, 421, a movable disk, 422, a fixed disk, 43, a rotary power device,

51. The base, 52, the movable contact piece, 53, the movable support, 54 and the spring;

Detailed Description

Possible implementations within the scope of the present disclosure may have fewer components, have other components not shown in the drawings, different components, differently arranged components, differently connected components, etc., than the examples shown in the drawings. Furthermore, two or more of the elements in the figures may be implemented in a single element or a single element shown in the figures may be implemented as multiple separate elements.

Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The terms "first," "second," and the like in the description and in the claims, are not used for any order, quantity, or importance, but are used for distinguishing between different elements. Likewise, the terms "a" or "an" and the like do not necessarily denote a limitation of quantity. The word "comprising," "comprising," or "having" and the like means that elements or items preceding the word are meant to be encompassed by the element or item recited following the word and equivalents thereof, without excluding other elements or items. The terms "connected" or "connected" and the like are not limited to the physical or mechanical connection or communication shown in the drawings, but may include connection or communication equivalent thereto, whether direct or indirect. "upper", "lower", "left", "right", "horizontal", "vertical", etc. are only used to indicate a relative positional relationship, which may be changed accordingly when the absolute position of the object to be described is changed.

The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1 to 3, a positioning jig and an automatic assembling line includes a frame 41, a turntable 42 provided on the frame 41, a rotation power device 43 for driving the turntable 42 to rotate, and a plurality of assembling units provided around the turntable 42, and further includes a positioning jig 31 provided on the turntable 42.

Specifically, the turntable 42 includes a movable disk 421 sleeved on the rotating power device 43 and capable of rotating along with the driving of the rotating power device 43, and a fixed disk 422 fixedly arranged on the top of the rotating device, i.e. the fixed disk 422 is arranged on the rotating power device 43 in a static manner, the movable disk 421 and the fixed disk 422 are in a concentric structure, and the fixed disk 422 is arranged above the movable disk 421 and is arranged in a non-contact manner.

The diameter of the fixed disk 422 is smaller than that of the movable disk 421, the positioning clamp 31 is fixedly mounted at the outer edge of the movable disk 421 through bolts, and the fixed disk 422 is further provided with a first clamp adjusting device 32, a second clamp adjusting device 33 and a third clamp adjusting device 34 which are matched with the positioning clamp 31.

Specifically, the assembly unit includes a base assembly unit 11, a movable support assembly unit 12, a movable contact assembly unit 13, a spring assembly unit 14, an integral assembly unit 15, a discharge unit 16, and a clamp reset unit 17, wherein the base assembly unit 11, the movable support assembly unit 12, the movable contact assembly unit 13, and the spring assembly unit 14 are respectively connected with a base feeding mechanism 21, a movable support feeding mechanism 22, a movable contact feeding mechanism 23, and a spring feeding mechanism 24. That is, the base feeding mechanism 21 is connected to the base fitting unit 11, and the base 51 is conveyed into the base fitting unit 11 through the base feeding mechanism 21; the movable support feeding mechanism 22 is connected with the movable support assembling unit 12, and the movable support 53 is conveyed into the movable support assembling unit 12 through the movable support feeding mechanism 22; the movable contact piece feeding mechanism 23 is connected with the movable contact piece assembling unit 13, and the movable contact piece 52 is conveyed into the movable contact piece assembling unit 13 through the movable contact piece feeding mechanism 23; the spring feed mechanism 24 is connected to the spring fitting unit 14, and the spring 54 is conveyed into the movable contact fitting unit 13 by the spring feed mechanism 24.

In the present embodiment, the base feeding mechanism 21, the movable support feeding mechanism 22 and the spring feeding mechanism 24 are all vibration plates 421, material paths and a direct vibration machine for matching transportation, while the feeding mechanism of the movable contact piece 52 is a cutting machine, and the material belt with the movable contact piece 52 is cut and then transported and fed by a manipulator. The rotary power unit 43 is a rotary motor or a rotary motor with a cam assembly for transmission.

Note that the feeding method of the base 51, the movable bracket 53, the spring 54, and the movable contact piece 52 is not limited as long as these accessories can be transported to the corresponding fitting units.

The positioning jig 31 will be described in detail with reference to fig. 15 to 21.

As shown in fig. 21, the switch includes a base 51, a movable bracket 53, a movable contact 52, and a spring 54, and the movable bracket 53 and one end of the movable contact 52 are connected by the spring 54.

As shown in fig. 15, the positioning fixture 31 includes a clamping device 311, an adjusting mechanism a312, an adjusting mechanism B313, and a connecting plate 35, wherein the clamping device 311 is used for clamping and fixing the base 51, and the adjusting mechanism a312 and the adjusting mechanism B313 are used for fixing the movable support 53 and the movable contact 52 so as to facilitate adjustment and assembly through the integral assembly unit 15. The clamping seat device 311, the adjusting mechanism A312 and the adjusting mechanism B313 are fixedly arranged on the connecting plate 35 through bolts.

Specifically, as shown in fig. 16, the holder device 311 includes a holder body 3111, a clamping block 3112, and a locking block 3113 cooperating with the clamping block 3112, a spring block 3114 fixedly connected by a bolt is further disposed on a side of the holder body 3111 close to the locking block 3113, and a return spring a3115 and a cavity a3116 for accommodating the return spring a3115 are disposed on the holder body 3111. The clamping block 3112 is fixedly disposed in the holder body 3111, and the locking block 3113 is movably disposed in the holder body 3111, with one end abutting against the right side of the clamping block 3112. The left end of the lock block 3112 is provided with a limiting block 3112', and the left end of the lock block 3113 is provided with a limiting portion 3113' that cooperates with the lock block 3112 to fix the base 51, i.e. when the lock block 3113 abuts against the lock block 3112, the base 51 is fixed on the lock block 3112 through the cooperation of the limiting block 3112 'and the limiting portion 3113'.

One end of the return spring a3115 abuts against the lock block 3113, and the other end abuts against the first spring block 3114, and in order to prevent the spring from deforming and shifting, in this embodiment, a right side portion of the lock block 3113 and the first spring block 3114 are provided with a channel for accommodating part of the return spring a 3115. A displacement groove 3113″ is also provided on the lock piece 3113 to be engaged with the base fitting unit 11.

As shown in fig. 17, the adjustment mechanism a312 includes a first adjustment body 3121, a second spring block 3122 mounted on a left side of the first adjustment body 3121 by a bolt, and a top block 3123 and a first adjustment block 3124 movably provided in the first adjustment body 3121, wherein the top block 3123 can translate left and right on the first adjustment body 3121, and the first adjustment block 3124 can move up and down on the first adjustment body 3121.

The top block 3123 is provided with a first adjusting groove 3125 which is convenient for the first adjusting block 3124 to pass through, the first adjusting block 3124 passes through the first adjusting groove 3125 and is provided with a cavity B3126 which has the same function as the cavity A3116, the cavity B3126 is provided with a return spring B3127, one end of the return spring B3127 is abutted with the end of the top block 3123, and the other end is abutted with the second spring block 3122. Note that the return springs a3115 and B3127 have the same function, and grooves 3128 for adjusting the position of the top block 3123 are provided at both left and right sides of the first adjustment block 3124.

The first adjusting block 3124 is provided with the left groove 3128 at the upper portion of the first adjusting block 3124, and the right groove 3128 is provided at the middle or lower portion of the first adjusting block 3124, i.e. the left groove 3128 is higher than the right groove 3128, so that the top block 3123 can be adjusted left and right according to the state of the spring when the right groove 3128 is at the adjusting groove one 3125. Note that in the present embodiment, the return spring B3127 is a compression spring, and in fig. 17, the return spring B3127 provided in the cavity B3126 is in a compressed state, that is, the pressing block is in a contracted state.

As shown in fig. 17, when the top block 3123 moves upward, the left side portion of the top block 3123 abuts the first adjustment block 3124 and compresses the return spring B3127 such that the return spring B3127 is in a compressed state, and the top block 3123 is in a contracted state. And after the first adjusting block 3124 is pressed downwards so that the left groove 3128 is positioned in the first adjusting groove 3125, the top block 3123 is pushed out by the action of the return spring B3127, thereby achieving the purpose of controlling the telescopic state of the top block 3123 by controlling the position of the first adjusting block 3124.

As shown in fig. 18 to 20, the adjusting mechanism B313 includes a fixed seat 3131, a displacement seat 3132, a cover plate 3133, a first movable block 3134 and a second movable block 3135 movably disposed in the displacement seat 3132, and further includes a second adjusting block 3136 disposed through the fixed seat 3131, the displacement seat 3132 and the cover plate 3133, a third spring block 3138 having the same action as the first spring block 3114 and the second spring block 3122 is disposed at both side portions of the displacement seat 3132 and the cover plate 3133, and a return spring C3137 is disposed between the first movable block 3134, the second movable block 3135 and the third spring block 3138. The first movable block 3134 is provided with a guide block 3134 "extending from the inside of the displacement block 3132, and the second movable block 3135 is provided with a clamping block 3135 'extending from the inside of the displacement block 3132, and the clamping block 3135' has an overall L-shaped structure.

Specifically, the longer end of the clamping block 3135' is inserted into the second movable block 3135, while the shorter end is disposed close to the guiding block 3134 ", the first travel groove 3132' and the second travel groove 3132" which are convenient for the guiding block 3134 "and the clamping block 3135' to move are further disposed in the displacement block 3132, that is, the first movable block 3134 and the second movable block 3135 can move left and right in the displacement block 3132, and the guiding block 3134" and the clamping block 3135' can also move left and right in the first travel groove 3132' and the second travel groove 3132 ", so as to realize the function of clamping a fixed object.

Preferably, an auxiliary block 3134' is inserted between the guide block 3134″ and the first movable block 3134, and the auxiliary block 3134' cooperates with the clamp block 3135' to limit the movable contact 52. The left side of the second regulating block 3136 is provided with a first step 31361, the right side is provided with a second step 31362 and a third step 31363, and the lower parts of the first step 31361, the second step 31362 and the third step 31363 are provided with a transition slope 31366.

The second step 31362 has a height less than the third step 31363, and the first step 31361 is still above the first movable block 3134 when the second movable block 3135 is engaged with the second step 31362. When the second regulating block 3136 moves downward, the second step 31362 cooperates with the second movable block 3135 to push it rightward, forcing the second movable block 3135 to move rightward; when the second adjusting block 3136 moves downward again, the first step 31361 and the third step 31363 cooperate with the first movable block 3134 and the second movable block 3135 respectively to move the first movable block 3134 and the second movable block 3135 leftward and rightward respectively, at this time, the adjusting mechanism B313 is in a relaxed state, and the return springs C3137 on both the left and right sides are in a compressed state.

The second adjusting block 3136 is provided with a clamping groove 31365 recessed inwards below the lower part of the first step 31361 and the second step 31362, when the first moving block 3134 and the second moving block 3135 are positioned at the clamping groove 31365, the first moving block 3134 and the second moving block 3135 gather towards the center under the action of the return spring C3137, and at this time, the adjusting mechanism B313 is in a clamping state, that is, the distance between the auxiliary block 3134 'and the clamping block 3135' is minimum.

A fourth step 31364 is further provided under the clamping groove 31365, that is, two fourth steps 31364 having the same height are further provided at both left and right sides of the second regulating block 3136.

Further, the displacement seat 3132 is obliquely disposed on the fixed seat 3131, and the adjusting mechanism B313 can move back and forth through the cooperation of the fixed seat 3131 and the displacement seat 3132.

Preferably, the side of the first movable block 3134 and the second movable block 3135, which is in contact with the second adjusting block 3136, is further provided with an adjusting groove two 3139, that is, the first movable block 3134 and the second movable block 3135 are guided and adjusted by the adjusting groove two 3139, so as to prevent the second adjusting block 3136 from being offset when moving up and down, thereby affecting the clamping block 3135 'and the auxiliary block 3134' to clamp the clamping bracket 53. The first movable block 3134 and the second movable block 3135 have a concave structure at one end of the second adjusting groove 3139.

A plurality of fitting units will be described in detail with reference to fig. 4 to 14.

As shown in fig. 4 to 5, the base 51 is transported to the base fitting unit 11 by the base feeding mechanism 21, the base fitting unit 11 is provided with a gripper 111 dedicated for transporting the base 51, a displacement assembly 112 driving the gripper 111 to move up and down, left and right, and an assembling plate 113 moving rightward in cooperation with a lock piece 3113 of the holder device 311 is further provided on the gripper 111, the assembling plate 113 can be fixed at any position of the gripper 111, i.e. can be mounted on a plate body, a gripper or the like for fixing the gripper 111, in this embodiment, the assembling plate 113 is fixed on the plate body of the gripper 111, and the assembling plate 113 is provided with a protrusion 1131 inserted into a displacement groove 3113″ of the lock piece 3113, i.e. after the gripper 111 grabs the base 51, the assembling plate 113 is moved above the positioning jig 31 by the displacement assembly 112 on the base fitting unit 11, and the positioning jig 31 should be in an empty state.

When the gripper 111 moves downward, the protrusion 1131 is inserted into the displacement groove 3113″ to force the lock piece 3113 to move rightward, and when the base 51 is placed on the lock block 3112, the gripper 111 moves upward, and the lock piece 3113 is reset under the action of the reset spring a3115, so that the clamp base 51 is fixed.

The base 51 moves toward the movable bracket fitting unit 12 under the drive of the rotary power unit 43 along with the positioning jig 31. As shown in fig. 6, a first clamp adjusting device 32 fixedly arranged on the fixed disk 422 is further arranged at the movable bracket assembling unit 12, and the first clamp adjusting device 32 mainly comprises a telescopic power member 321 and a frame body 322, wherein the telescopic power member 321 is positioned above the first adjusting block 3124 of the positioning clamp 31.

The movable rack assembly unit 12 is provided with a gripper 121 which rotates to carry the movable rack 53 and a displacement assembly 122 which drives the gripper 121 to move up and down and left and right, and when the movable rack 53 is carried to the movable rack assembly unit 12 from the rack feeding mechanism 22, the movable rack 53 is grasped by the gripper 121 and moved to the positioning jig 31. When the movable support 53 is above the base 51, the first clamp adjusting device 32 drives the power telescopic member to move downwards to press the first adjusting block 3124 downwards, so that the top block 3123 of the adjusting mechanism a312 moves rightwards to be fixed against the movable support 53.

The positioning jig 31 provided with the base 51 and the movable bracket 53 is moved toward the movable contact fitting unit 13 by the rotation power device 43. As shown in fig. 7 to 8, a second clamp adjusting device 33 fixedly arranged on the fixed disk 422 is further arranged at the movable contact fitting unit 13, and the second clamp adjusting device 33 mainly comprises a frame 333, a telescopic power piece 331 for driving the frame 333 to move back and forth, and a telescopic power piece 332 arranged on the frame 333 and matched with the second adjusting block 3136.

The movable contact assembly unit 13 comprises a mechanical claw 131 special for moving the movable contact 52 and a displacement assembly 132 for driving the mechanical claw 131 to move up and down and left and right, and when the movable contact 52 is conveyed to the movable contact assembly unit 13 from the movable contact feeding mechanism 23 for conveying, the movable contact 52 is conveyed to the positioning fixture 31 provided with the base 51 and the movable support 53 through the mechanical claw 131. At this time, the fourth step 31364 of the second adjusting block 3136 is in abutting engagement with the first movable block 3134 and the second movable block 3135, when the movable contact piece 52 is located between the auxiliary block 3134 'and the clamping block 3135', the second clamp adjusting device 33 drives the telescopic power member 332 to press the second adjusting block 3136 downward, so that the clamping groove 31365 is engaged with the first movable block 3134 and the second movable block 3135 to clamp and fix the movable contact piece 52, and then the rotary power device 43 drives the positioning clamp 31 to move to the spring assembling unit 14.

As shown in fig. 9 to 13, the spring 54 is carried to the spring fitting unit 14 by the spring feeding mechanism 24, and the spring fitting unit 14 is also provided with a gripper 141 dedicated to gripping the spring 54 and a displacement assembly 142 driving the gripper 141 to move up and down and left and right. A third jig adjusting device 34 fixedly provided on the fixed plate 422 is provided at the spring fitting unit 14, and the third jig adjusting device 34 includes an up-and-down telescopic power member 341 and a frame 342 for fixing the up-and-down telescopic power member 341, the telescopic power member 341 being adapted to be engaged with the second adjusting block 3136. That is, after the spring 54 is grabbed onto the base 51 by the mechanical claw 141, the telescopic power member 341 moves downward to press the second adjusting block 3136, so that the third step 31363 is in abutting engagement with the second movable block 3135, and the clamping block 3135' moves rightward for a certain distance, so that the movable contact piece 52 is rotated to connect one end of the spring 54 thereto.

After the assembly is completed, the positioning fixture 31 moves to the integral assembly unit under the drive of the rotary power device 43. A second clamp adjustment device 33 and a clamp resetting device 36 are also provided at the integral fitting unit 15, the clamp resetting device 36 being arranged below the positioning clamp 31.

Specifically, the clamp resetting device 36 includes a push rod 361 and a telescopic power member 362 for driving the push rod 361 to move up and down, where the push rod 361 is disposed below the first adjusting block 3124, so as to jack up the first adjusting block 3124 through the push rod 361, so that the side wall of the first adjusting block 3124 cooperates with the push block 3123 to drive the first adjusting block 3124 to move leftwards to release the movable stand 53. The second clamp adjusting means 33 is arranged above the second adjusting block 3136.

Further, the spring assembling unit 14 further includes telescopic power members 1481 and 147, a positioning material channel 144, a middle rotating block 143, a rotating device 148, a fixing clamping seat 145, a positioning clamping block 146 and a rotating block 1482, wherein one end of the positioning material channel 144 is connected with the spring feeding mechanism 24, the other end is connected with the rotating block 143, and a direct vibrating machine for driving the spring to advance is further arranged below the positioning material channel 144. A material transferring area 1431 is provided on the transferring block 143, and a feeding groove 1432 and a through groove 1433 are provided on the front side of the transferring block 143.

The shape of the feeding groove 1432 is the same as that of the through groove 1433, the shape of the two is the same as that of the cross section of the positioning material channel 144, one end of the positioning material channel 144 is connected with the feeding groove 1432, and the spring 54 is conveyed to the feeding groove 1432 through the positioning material channel 144 and then conveyed in a channel changing mode through the material transferring device 148. And the positioning material channel 144 is inclined, that is, in order to facilitate positioning of the spring 54, the inclination angle of the positioning material channel 144 is related to the assembly angle of the spring 54.

The transfer device 148 comprises a telescopic power section 1481 and a transfer block 1482 connected with the telescopic power section 1481, wherein the transfer block 1482 is provided with a transfer tank 1482' which has the same shape and size as the feed tank 1432 and the through tank 1433 and is positioned at the same horizontal height. In use, the transfer chute 1482 'is aligned with the feed chute 1432 and the telescoping power assembly 1481 drives the transfer block 1482 forward in the transfer region 1431 into alignment with the through slot 1433 as the spring 54 passes through the feed chute 1432 from the positioning channel 144 into the transfer chute 1482'.

Wherein the turning block 1482 is movable within the turning region 1431, i.e., the line of movement of the turning block 1482 is disposed perpendicular to the line of movement of the positioning track 144. One end of the positioning clamping block 146 is also connected with a telescopic power piece 147, and the positioning clamping block 146 and the through groove 1433 are aligned mutually, namely the positioning clamping block 146 and the positioning material channel 144 are arranged mutually in parallel.

Specifically, a connection block 1471 is further disposed between the telescopic power member 147 and the positioning clamp block 146, that is, one end of the telescopic power member 147 is connected to the connection block 1471, and one end of the positioning clamp block 147 is connected to the other end of the connection block 1471. The transfer block 143 may be a block or two blocks that are not in contact with each other, i.e. when the transfer block 143 is a whole, the transfer area 1431 is a transverse groove; when the transfer block 143 is two blocks, the transfer area 1431 is a gap therebetween.

The positioning clamp block 146 can drive through the through slot 1433 through the telescopic power piece 147 to push the spring 54 against the fixing clamp seat 145 for fixing, two protruding columns 1451 for fixing two ends of the spring 54 are arranged on one side of the fixing clamp seat 145 close to the through slot 1433, and a gap between the two protruding columns 1451 is used for accommodating the main body of the spring 54.

Further, the connecting end of the positioning clamp block 146 and the convex column 1451 of the fixing clamp seat 145 is also in a concave structure, so as to clamp the two ends of the spring 54 and the main body is suspended. As shown in fig. 11, the fixing clip 145 and the positioning clip 146 are in abutting engagement with each other.

That is, after the spring 54 is conveyed to the through groove 1433 by the turning block 1482, it is fixed by the positioning clamp block 146 to the fixing clamp seat 145, and then is grabbed by the mechanical claw 141, and the spring 54 is positioned by fixing the positioning material channel 144, the feeding groove 1432, the turning groove 1482' and the inclination angle of the through groove 1433, so that the assembly is directly performed by the mechanical claw 141 in the later stage, and the production efficiency is greatly improved.

As shown in fig. 14, the integral assembling unit 15 includes a gripper 151 for adjusting the spring 54 so that both ends of the spring 54 are respectively connected with the movable support 53 and the movable contact piece 52, a telescopic motor 152 for driving the gripper 151 to move forward and backward, a first displacement module 153 connected with the telescopic motor 152 for driving the gripper 151 to move up and down, and a second displacement module 154 connected with the first displacement module 153 for driving the gripper 151 to move left and right, after the gripper 151 mounts the spring 54, the second clamp adjusting device 33 drives the telescopic power piece 332 to push against the second adjusting block 3136, so that the first step 31361 and the third step 31363 are abutted against the first movable block 3134 and the second movable block 3135, and the adjusting mechanism B313 is in a loose state, and the displacement seat 3132 drives the first movable block 3134 and the second movable block 3135 to move backward to be in a yielding position. The push rod 173 of the clamp resetting device is engaged with the first movable block 3134 under the driving of the telescopic power member 171, so that the push block 3123 moves leftwards, thereby releasing the fixation of the movable bracket 53.

When the positioning clamp 31 moves to the discharging unit 16 under the driving of the rotating power device 43, the discharging unit 16 is respectively provided with a detecting device, a mechanical claw 161 for taking out the switch, a displacement component 162 for driving the mechanical claw 161 to move, and a discharging channel, namely, the mechanical claw 161 picks up the switch and transmits the switch to the other end of the discharging channel through the discharging channel.

Specifically, the discharging material channel vibrates through the direct vibration machine, namely, the discharging material channel is arranged on the direct vibration machine. After the unloading is completed, the positioning clamp 31 is moved to the clamp resetting unit 17 through the rotary power device 43, and the clamp resetting unit 17 comprises a fixing frame 172 fixed on the frame 41 and a telescopic power piece 171 obliquely arranged on the fixing frame 172.

The second adjusting block 3136 is jacked up by the telescopic power piece 171, so that the fourth step 31364 is jacked up in cooperation with the first movable block 3134 and the second movable block 3135, and the adjusting mechanism B313 is in a loose state so as to be convenient for the next use.

Note that, the telescopic power members 341, 332, 331, 321, 171 in this embodiment are telescopic cylinders, and any power member capable of telescopic operation may be used instead of the telescopic motor, the screw motor, or the like. The frame bodies 342, 333, 322 in this embodiment are respectively used for fixing the corresponding telescopic power members 341, 332, 321, and the shape thereof is not limited.

The above examples are merely illustrative of the preferred embodiments of the present utility model and are not intended to limit the spirit and scope of the present utility model. Various modifications and improvements of the technical scheme of the present utility model will fall within the protection scope of the present utility model without departing from the design concept of the present utility model, and the technical content of the present utility model is fully described in the claims.

Claims (10)

1. A positioning clamp which is used for positioning a workpiece,

The method is characterized in that:

Including the holder device, adjustment mechanism A and the adjustment mechanism B that are used for fixed switch base, wherein, adjustment mechanism A and adjustment mechanism B are used for clamping the different accessories of switch, the last activity of adjustment mechanism A is provided with first regulating block and kicking block, the kicking block cooperates through first regulating block and carries out flexible action, be equipped with first movable block, second movable block and be used for driving the second regulating block of action about first movable block and the second movable block on the adjustment mechanism B.

2. The positioning fixture of claim 1, wherein: the clamping seat device comprises a clamping seat main body, a clamping block fixedly arranged in the clamping seat main body and a locking block matched with the clamping block to fix a base, a first spring block is arranged on one side part of the clamping seat main body, which is close to the locking block, a reset spring A is further arranged between the locking block and the first spring block, and the locking block can move left and right in the main body.

3. The positioning fixture of claim 2, wherein: and a cavity A for accommodating the reset spring A is arranged in the first spring block.

4. A positioning fixture as claimed in claim 2 or 3, wherein: the left end portion of fixture block is equipped with the stopper, the left end portion of locking piece also is equipped with spacing portion, spacing portion with the stopper cooperation blocks the base of switch, still be equipped with the displacement groove on the locking piece, can slide the locking piece right through dragging the displacement groove.

5. The positioning fixture of claim 1, wherein: the adjusting mechanism A further comprises a first adjusting main body and a second spring block arranged on one side far away from the clamping seat device, the first adjusting block can move up and down in the first adjusting main body, and the top block can move left and right in the first adjusting main body.

6. The positioning fixture of claim 5, wherein: the spring block is characterized in that an adjusting groove I is further formed in the top block, the first adjusting block penetrates through the adjusting groove I, a groove matched with the top block is further formed in the side portion of the first adjusting block, a reset spring B is further arranged between the spring block II and the top block, a cavity B for accommodating the reset spring B is formed in the spring block II, and the top block acts under the action of the reset spring B when the groove is located in the adjusting groove I.

7. The positioning fixture of claim 1, wherein: the adjusting mechanism B further comprises a fixed seat, a displacement seat and a cover plate, the displacement seat and the cover plate are matched with the fixed seat to move forwards and backwards, the first movable block and the second movable block are movably arranged in the displacement seat, the third spring block and a reset spring C respectively abutted to the second movable block and the first movable block are further arranged on the left side and the right side of the displacement seat, the second adjusting block penetrates through the top cover, the displacement seat and the fixed seat, and the second adjusting block can move up and down on the adjusting mechanism B.

8. The localization fixture of claim 7, wherein: the first movable block and the second movable block are provided with a second adjusting groove matched with the second adjusting block, one side, close to the first movable block, of the second adjusting block is provided with a first step and a fourth step, one side, close to the second movable block, of the second adjusting block is provided with a second step, a third step and a fourth step, and the second adjusting block is matched with the adjusting groove through controlling different steps to enable the first movable block and the second movable block to move left and right.

9. The localization fixture of claim 7 or 8, wherein: the displacement seat is also provided with a first travel groove and a second travel groove, the first movable block is provided with a guide block which penetrates through the first travel groove and extends outwards and an auxiliary block which is inserted on the guide block and the first movable block, the second movable block is provided with a clamping block in an inserted mode, and the auxiliary block is matched with the clamping block to clamp.

10. An automatic assembly line which characterized in that: the positioning fixture comprises a base assembly unit, a movable support assembly unit, a movable contact assembly unit, a spring assembly unit, an integral assembly unit, a discharging unit, a fixture resetting unit, a turntable and any one of claims 1-9, wherein the positioning fixture is fixedly arranged on the turntable.